! Started logfile: /scr/pima/rdv76_uvs/J2147+0929_X_dfm.log on Fri Jun 15 03:57:36 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/rdv76_uvs/J2147+0929_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J2147+0929_X_uva.fits ! AN table 1: 202 integrations on 28 of 28 possible baselines. ! AN table 2: 33 integrations on 45 of 45 possible baselines. ! AN table 3: 67 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.308488 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2147+0929 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40599e+09 8e+06 1 8e+06 ! 02 2 8.47599e+09 8e+06 1 8e+06 ! 03 3 8.79099e+09 8e+06 1 8e+06 ! 04 4 8.89599e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 12532 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2147+0929_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1202 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 440 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1202 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 440 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1202 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 440 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1202 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 440 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.597096Jy sigma=16.007378 ! Fit after self-cal, rms=0.306262Jy sigma=3.008499 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.7% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.5579 mas, bmaj=1.548 mas, bpa=-11.42 degrees ! Estimated noise=1.05638 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.939983 Jy ! Component: 100 - total flux cleaned = 1.14714 Jy ! Total flux subtracted in 100 components = 1.14714 Jy ! Clean residual min=-0.023429 max=0.068710 Jy/beam ! Clean residual mean=0.000070 rms=0.005657 Jy/beam ! Combined flux in latest and established models = 1.14714 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.14714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236284Jy sigma=2.257953 ! Fit after self-cal, rms=0.236250Jy sigma=2.257720 ! Inverting map ! Your choice of large map pixels excluded 2.7% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0717665 Jy ! Component: 100 - total flux cleaned = 0.106144 Jy ! Total flux subtracted in 100 components = 0.106144 Jy ! Clean residual min=-0.020475 max=0.021825 Jy/beam ! Clean residual mean=0.000047 rms=0.004291 Jy/beam ! Combined flux in latest and established models = 1.25328 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.25328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217287Jy sigma=2.049329 ! Fit after self-cal, rms=0.217231Jy sigma=2.048871 ! Inverting map ! Your choice of large map pixels excluded 2.7% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.7% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.592 mas, bmaj=1.769 mas, bpa=-11.49 degrees ! Estimated noise=0.750618 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130168 Jy ! Component: 100 - total flux cleaned = 0.0196571 Jy ! Component: 150 - total flux cleaned = 0.0234897 Jy ! Component: 200 - total flux cleaned = 0.0244432 Jy ! Total flux subtracted in 200 components = 0.0244432 Jy ! Clean residual min=-0.017821 max=0.024631 Jy/beam ! Clean residual mean=0.000094 rms=0.005798 Jy/beam ! Combined flux in latest and established models = 1.27772 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 1.27772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216390Jy sigma=2.041957 ! Fit after self-cal, rms=0.216380Jy sigma=2.041871 ! Inverting map ! Your choice of large map pixels excluded 2.7% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.592 x 1.769 at -11.49 degrees (North through East) ! Clean map min=-0.016239 max=1.1967 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 177 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 LA 0.95 NL 1.04 NY 1.01 ! PT 0.99 SC 0.96 WZ 1.02 ZC 1.01 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 KP 0.96 LA 1.32 ! NL 0.96 NY 1.02 OV 0.98 PT 0.99 ! SC 0.99 WZ 0.98 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.98 KK 0.98 KP 0.97 ! LA 0.96 MK 0.97 NL 0.99 OV 1.00 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 2. ! A total of 177 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 LA 0.96 NL 1.05 NY 1.01 ! PT 1.01 SC 0.94 WZ 1.03 ZC 1.01 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 KP 0.97 LA 1.35 ! NL 0.98 NY 1.02 OV 0.99 PT 0.98 ! SC 0.97 WZ 1.00 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 KK 0.98 KP 0.98 ! LA 0.94 MK 0.99 NL 0.98 OV 0.99 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 3. ! A total of 177 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 LA 0.94 NL 1.04 NY 1.04 ! PT 1.01 SC 0.94 WZ 1.01 ZC 0.99 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.95 KP 0.98 LA 1.35 ! NL 0.96 NY 1.02 OV 0.97 PT 0.99 ! SC 1.00 WZ 1.00 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.95 KK 1.00 KP 0.97 ! LA 0.97 MK 0.98 NL 0.99 OV 1.00 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 4. ! A total of 177 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 LA 0.93 NL 1.05 NY 1.02 ! PT 1.00 SC 0.97 WZ 1.00 ZC 0.99 ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 KP 0.98 LA 1.40 ! NL 0.96 NY 1.01 OV 0.96 PT 0.98 ! SC 0.97 WZ 1.01 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.94 KK 1.01 KP 0.99 ! LA 0.96 MK 0.98 NL 0.98 OV 0.97 ! PT 0.98 SC 0.99 ! ! ! Fit before self-cal, rms=0.216380Jy sigma=2.041871 ! Fit after self-cal, rms=0.194502Jy sigma=1.751512 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.5792 mas, bmaj=1.797 mas, bpa=-12.09 degrees ! Estimated noise=0.78506 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000829708 Jy ! Component: 100 - total flux cleaned = 0.0015596 Jy ! Component: 150 - total flux cleaned = 0.00232116 Jy ! Component: 200 - total flux cleaned = 0.00283793 Jy ! Total flux subtracted in 200 components = 0.00283793 Jy ! Clean residual min=-0.010805 max=0.009988 Jy/beam ! Clean residual mean=-0.000001 rms=0.002312 Jy/beam ! Combined flux in latest and established models = 1.28056 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 1.28056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194155Jy sigma=1.749416 ! Fit after self-cal, rms=0.194257Jy sigma=1.748949 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194257Jy sigma=1.748949 ! Fit after self-cal, rms=0.190616Jy sigma=1.714769 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.5789 mas, bmaj=1.797 mas, bpa=-12.08 degrees ! Estimated noise=0.783442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000126862 Jy ! Component: 100 - total flux cleaned = 0.000130125 Jy ! Component: 150 - total flux cleaned = 0.000140561 Jy ! Component: 200 - total flux cleaned = 0.000224092 Jy ! Total flux subtracted in 200 components = 0.000224092 Jy ! Clean residual min=-0.008409 max=0.009541 Jy/beam ! Clean residual mean=0.000008 rms=0.001945 Jy/beam ! Combined flux in latest and established models = 1.28079 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 1.28079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190399Jy sigma=1.714308 ! Fit after self-cal, rms=0.190420Jy sigma=1.714270 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00694784 Jy ! Component: 100 - total flux cleaned = 0.00898063 Jy ! Component: 150 - total flux cleaned = 0.0108236 Jy ! Component: 200 - total flux cleaned = 0.0117457 Jy ! Total flux subtracted in 200 components = 0.0117457 Jy ! Clean residual min=-0.008020 max=0.008422 Jy/beam ! Clean residual mean=0.000008 rms=0.001813 Jy/beam ! Combined flux in latest and established models = 1.29253 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 1.29253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189818Jy sigma=1.709115 ! Fit after self-cal, rms=0.189764Jy sigma=1.708568 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Added new window around map position (0.8, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370336 Jy ! Component: 100 - total flux cleaned = 0.00433316 Jy ! Component: 150 - total flux cleaned = 0.00507878 Jy ! Component: 200 - total flux cleaned = 0.00575234 Jy ! Total flux subtracted in 200 components = 0.00575234 Jy ! Clean residual min=-0.008082 max=0.007924 Jy/beam ! Clean residual mean=0.000006 rms=0.001757 Jy/beam ! Combined flux in latest and established models = 1.29828 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 64 components and 1.29828 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189224Jy sigma=1.705162 ! Fit after self-cal, rms=0.189203Jy sigma=1.704927 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Added new window around map position (-5.2, 15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00563001 Jy ! Component: 100 - total flux cleaned = 0.00663717 Jy ! Component: 150 - total flux cleaned = 0.00646279 Jy ! Component: 200 - total flux cleaned = 0.0063096 Jy ! Total flux subtracted in 200 components = 0.0063096 Jy ! Clean residual min=-0.007267 max=0.007794 Jy/beam ! Clean residual mean=0.000007 rms=0.001697 Jy/beam ! Combined flux in latest and established models = 1.30459 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 83 components and 1.30459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188725Jy sigma=1.701305 ! Fit after self-cal, rms=0.188698Jy sigma=1.700952 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Added new window around map position (3.6, 49.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00319919 Jy ! Component: 100 - total flux cleaned = 0.00424227 Jy ! Component: 150 - total flux cleaned = 0.00479839 Jy ! Component: 200 - total flux cleaned = 0.00497604 Jy ! Total flux subtracted in 200 components = 0.00497604 Jy ! Clean residual min=-0.007131 max=0.007342 Jy/beam ! Clean residual mean=0.000006 rms=0.001638 Jy/beam ! Combined flux in latest and established models = 1.30957 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 1.30957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188168Jy sigma=1.696955 ! Fit after self-cal, rms=0.188139Jy sigma=1.696715 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188139Jy sigma=1.696715 ! Fit after self-cal, rms=0.187078Jy sigma=1.674408 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.5793 mas, bmaj=1.798 mas, bpa=-12.14 degrees ! Estimated noise=0.785032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219407 Jy ! Component: 100 - total flux cleaned = 0.00324118 Jy ! Component: 150 - total flux cleaned = 0.00362804 Jy ! Component: 200 - total flux cleaned = 0.00397409 Jy ! Total flux subtracted in 200 components = 0.00397409 Jy ! Clean residual min=-0.006343 max=0.005642 Jy/beam ! Clean residual mean=0.000003 rms=0.001301 Jy/beam ! Combined flux in latest and established models = 1.31354 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 116 components and 1.31354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186857Jy sigma=1.672001 ! Fit after self-cal, rms=0.186919Jy sigma=1.671748 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126885 Jy ! Component: 100 - total flux cleaned = 0.00137468 Jy ! Component: 150 - total flux cleaned = 0.00137858 Jy ! Component: 200 - total flux cleaned = 0.00147088 Jy ! Total flux subtracted in 200 components = 0.00147088 Jy ! Clean residual min=-0.006315 max=0.005566 Jy/beam ! Clean residual mean=0.000003 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 1.31501 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 129 components and 1.31501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186815Jy sigma=1.670662 ! Fit after self-cal, rms=0.186813Jy sigma=1.670608 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186813Jy sigma=1.670608 ! Fit after self-cal, rms=0.186926Jy sigma=1.670114 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=2.778 mas, bmaj=2.906 mas, bpa=-25.94 degrees ! Estimated noise=1.107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00364168 Jy ! Component: 100 - total flux cleaned = 0.00429017 Jy ! Component: 150 - total flux cleaned = 0.0047257 Jy ! Component: 200 - total flux cleaned = 0.00486837 Jy ! Total flux subtracted in 200 components = 0.00486837 Jy ! Clean residual min=-0.007531 max=0.006730 Jy/beam ! Clean residual mean=0.000007 rms=0.001716 Jy/beam ! Combined flux in latest and established models = 1.31988 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 143 components and 1.31988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186935Jy sigma=1.670098 ! Fit after self-cal, rms=0.186915Jy sigma=1.669978 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000776065 Jy ! Component: 100 - total flux cleaned = 0.000983606 Jy ! Component: 150 - total flux cleaned = 0.00117145 Jy ! Component: 200 - total flux cleaned = 0.00134329 Jy ! Total flux subtracted in 200 components = 0.00134329 Jy ! Clean residual min=-0.007520 max=0.006633 Jy/beam ! Clean residual mean=0.000006 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 1.32123 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 148 components and 1.32123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186915Jy sigma=1.670025 ! Fit after self-cal, rms=0.186911Jy sigma=1.669998 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.5796 mas, bmaj=1.798 mas, bpa=-12.16 degrees ! Estimated noise=0.785496 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5796 x 1.798 at -12.16 degrees (North through East) ! Clean map min=-0.0057689 max=1.184 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186911Jy sigma=1.669998 ! Fit after self-cal, rms=0.172963Jy sigma=1.489131 ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.5797 mas, bmaj=1.799 mas, bpa=-12.15 degrees ! Estimated noise=0.785819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139634 Jy ! Component: 100 - total flux cleaned = 0.00111132 Jy ! Component: 150 - total flux cleaned = 0.00111215 Jy ! Component: 200 - total flux cleaned = 0.000951981 Jy ! Total flux subtracted in 200 components = 0.000951981 Jy ! Clean residual min=-0.006349 max=0.005273 Jy/beam ! Clean residual mean=0.000002 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 1.32218 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 158 components and 1.32218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172862Jy sigma=1.488011 ! Fit after self-cal, rms=0.172862Jy sigma=1.487947 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000416349 Jy ! Component: 100 - total flux cleaned = 0.000415781 Jy ! Component: 150 - total flux cleaned = 0.000345597 Jy ! Component: 200 - total flux cleaned = 0.000345804 Jy ! Total flux subtracted in 200 components = 0.000345804 Jy ! Clean residual min=-0.006294 max=0.005184 Jy/beam ! Clean residual mean=0.000002 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 1.32252 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 167 components and 1.32252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172805Jy sigma=1.487312 ! Fit after self-cal, rms=0.172805Jy sigma=1.487292 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172805Jy sigma=1.487292 ! Fit after self-cal, rms=0.172845Jy sigma=1.487110 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.5379 mas, bmaj=1.566 mas, bpa=-11.71 degrees ! Estimated noise=1.0647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.924599 Jy ! Component: 100 - total flux cleaned = 1.12721 Jy ! Component: 150 - total flux cleaned = 1.19447 Jy ! Component: 200 - total flux cleaned = 1.22759 Jy ! Total flux subtracted in 200 components = 1.22759 Jy ! Clean residual min=-0.008515 max=0.019607 Jy/beam ! Clean residual mean=0.000006 rms=0.002170 Jy/beam ! Combined flux in latest and established models = 1.22759 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.22759 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.5798 mas, bmaj=1.798 mas, bpa=-12.16 degrees ! Estimated noise=0.786108 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.8, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0281501 Jy ! Component: 100 - total flux cleaned = 0.0442717 Jy ! Component: 150 - total flux cleaned = 0.0552382 Jy ! Component: 200 - total flux cleaned = 0.0636604 Jy ! Total flux subtracted in 200 components = 0.0636604 Jy ! Clean residual min=-0.006359 max=0.006574 Jy/beam ! Clean residual mean=0.000003 rms=0.001509 Jy/beam ! Combined flux in latest and established models = 1.29125 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 42 components and 1.29125 Jy ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Added new window around map position (-25.4, -31.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00701366 Jy ! Component: 100 - total flux cleaned = 0.0113488 Jy ! Component: 150 - total flux cleaned = 0.0153206 Jy ! Component: 200 - total flux cleaned = 0.018283 Jy ! Total flux subtracted in 200 components = 0.018283 Jy ! Clean residual min=-0.006068 max=0.005456 Jy/beam ! Clean residual mean=0.000002 rms=0.001308 Jy/beam ! Combined flux in latest and established models = 1.30953 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 65 components and 1.30953 Jy ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=2.775 mas, bmaj=2.905 mas, bpa=-25.58 degrees ! Estimated noise=1.10809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00713535 Jy ! Component: 100 - total flux cleaned = 0.00966749 Jy ! Component: 150 - total flux cleaned = 0.0118687 Jy ! Component: 200 - total flux cleaned = 0.0137044 Jy ! Total flux subtracted in 200 components = 0.0137044 Jy ! Clean residual min=-0.006855 max=0.006015 Jy/beam ! Clean residual mean=0.000003 rms=0.001635 Jy/beam ! Combined flux in latest and established models = 1.32324 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115617 Jy ! Component: 100 - total flux cleaned = 0.00152899 Jy ! Component: 150 - total flux cleaned = 0.00195728 Jy ! Component: 200 - total flux cleaned = 0.00227414 Jy ! Total flux subtracted in 200 components = 0.00227414 Jy ! Clean residual min=-0.006719 max=0.005686 Jy/beam ! Clean residual mean=0.000002 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 1.32551 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 100 components and 1.32551 Jy ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! Estimated beam: bmin=0.5798 mas, bmaj=1.798 mas, bpa=-12.16 degrees ! Estimated noise=0.786108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000443187 Jy ! Component: 100 - total flux cleaned = -0.000702676 Jy ! Component: 150 - total flux cleaned = -0.000817095 Jy ! Component: 200 - total flux cleaned = -0.000596944 Jy ! Total flux subtracted in 200 components = -0.000596944 Jy ! Clean residual min=-0.005793 max=0.005418 Jy/beam ! Clean residual mean=0.000001 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 1.32491 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 121 components and 1.32491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172884Jy sigma=1.487035 ! Fit after self-cal, rms=0.172846Jy sigma=1.486380 wmodel J2147+0929_X_map.mod ! Writing 121 model components to file: J2147+0929_X_map.mod wobs J2147+0929_X_uvs.fits ! Writing UV FITS file: J2147+0929_X_uvs.fits wwins J2147+0929_X_map.win ! wwins: Wrote 7 windows to J2147+0929_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00167544 Jy ! Component: 100 - total flux cleaned = -0.0025206 Jy ! Component: 150 - total flux cleaned = -0.00226587 Jy ! Component: 200 - total flux cleaned = -0.00177259 Jy ! Component: 250 - total flux cleaned = -0.00137332 Jy ! Component: 300 - total flux cleaned = -0.00144988 Jy ! Component: 350 - total flux cleaned = -0.00152521 Jy ! Component: 400 - total flux cleaned = -0.00174732 Jy ! Component: 450 - total flux cleaned = -0.00174714 Jy ! Component: 500 - total flux cleaned = -0.00189276 Jy ! Component: 550 - total flux cleaned = -0.00210719 Jy ! Component: 600 - total flux cleaned = -0.00238756 Jy ! Component: 650 - total flux cleaned = -0.00279956 Jy ! Component: 700 - total flux cleaned = -0.00266149 Jy ! Component: 750 - total flux cleaned = -0.00279527 Jy ! Component: 800 - total flux cleaned = -0.00299224 Jy ! Component: 850 - total flux cleaned = -0.00286038 Jy ! Component: 900 - total flux cleaned = -0.00292447 Jy ! Component: 950 - total flux cleaned = -0.00305199 Jy ! Component: 1000 - total flux cleaned = -0.00298882 Jy ! Component: 1050 - total flux cleaned = -0.00336649 Jy ! Component: 1100 - total flux cleaned = -0.00330358 Jy ! Component: 1150 - total flux cleaned = -0.00355077 Jy ! Component: 1200 - total flux cleaned = -0.00379563 Jy ! Component: 1250 - total flux cleaned = -0.00397778 Jy ! Component: 1300 - total flux cleaned = -0.00427785 Jy ! Component: 1350 - total flux cleaned = -0.0044558 Jy ! Component: 1400 - total flux cleaned = -0.00451492 Jy ! Component: 1450 - total flux cleaned = -0.00480645 Jy ! Component: 1500 - total flux cleaned = -0.00503705 Jy ! Component: 1550 - total flux cleaned = -0.00515112 Jy ! Component: 1600 - total flux cleaned = -0.00526479 Jy ! Component: 1650 - total flux cleaned = -0.00543386 Jy ! Component: 1700 - total flux cleaned = -0.00554535 Jy ! Component: 1750 - total flux cleaned = -0.00582176 Jy ! Component: 1800 - total flux cleaned = -0.00593205 Jy ! Component: 1850 - total flux cleaned = -0.00625784 Jy ! Component: 1900 - total flux cleaned = -0.00620329 Jy ! Component: 1950 - total flux cleaned = -0.00641716 Jy ! Component: 2000 - total flux cleaned = -0.00657656 Jy ! Component: 2050 - total flux cleaned = -0.00652338 Jy ! Component: 2100 - total flux cleaned = -0.00620933 Jy ! Component: 2150 - total flux cleaned = -0.00636586 Jy ! Component: 2200 - total flux cleaned = -0.00646879 Jy ! Component: 2250 - total flux cleaned = -0.00657178 Jy ! Component: 2300 - total flux cleaned = -0.00646944 Jy ! Component: 2350 - total flux cleaned = -0.00657019 Jy ! Component: 2400 - total flux cleaned = -0.00641991 Jy ! Component: 2450 - total flux cleaned = -0.00666876 Jy ! Component: 2500 - total flux cleaned = -0.00661922 Jy ! Component: 2550 - total flux cleaned = -0.00661894 Jy ! Component: 2600 - total flux cleaned = -0.00661886 Jy ! Component: 2650 - total flux cleaned = -0.00661895 Jy ! Component: 2700 - total flux cleaned = -0.00666711 Jy ! Component: 2750 - total flux cleaned = -0.00666728 Jy ! Component: 2800 - total flux cleaned = -0.00661989 Jy ! Component: 2850 - total flux cleaned = -0.00666743 Jy ! Component: 2900 - total flux cleaned = -0.00676163 Jy ! Component: 2950 - total flux cleaned = -0.00685523 Jy ! Component: 3000 - total flux cleaned = -0.00694831 Jy ! Component: 3050 - total flux cleaned = -0.00690175 Jy ! Component: 3100 - total flux cleaned = -0.00713196 Jy ! Component: 3150 - total flux cleaned = -0.00736079 Jy ! Component: 3200 - total flux cleaned = -0.00731548 Jy ! Component: 3250 - total flux cleaned = -0.00727031 Jy ! Component: 3300 - total flux cleaned = -0.00713553 Jy ! Component: 3350 - total flux cleaned = -0.00718032 Jy ! Component: 3400 - total flux cleaned = -0.00740278 Jy ! Component: 3450 - total flux cleaned = -0.00744673 Jy ! Component: 3500 - total flux cleaned = -0.00744656 Jy ! Component: 3550 - total flux cleaned = -0.00735881 Jy ! Component: 3600 - total flux cleaned = -0.00744557 Jy ! Component: 3650 - total flux cleaned = -0.00735891 Jy ! Component: 3700 - total flux cleaned = -0.00774717 Jy ! Component: 3750 - total flux cleaned = -0.00770444 Jy ! Component: 3800 - total flux cleaned = -0.00787531 Jy ! Component: 3850 - total flux cleaned = -0.00779045 Jy ! Component: 3900 - total flux cleaned = -0.00808589 Jy ! Component: 3950 - total flux cleaned = -0.00791785 Jy ! Component: 4000 - total flux cleaned = -0.00812681 Jy ! Component: 4050 - total flux cleaned = -0.00808523 Jy ! Total flux subtracted in 4096 components = -0.00825067 Jy ! Clean residual min=-0.002498 max=0.002316 Jy/beam ! Clean residual mean=0.000001 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 1.31666 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 442 components and 1.31666 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J2147+0929_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5798 x 1.798 at -12.16 degrees (North through East) ! Clean map min=-0.0044299 max=1.1803 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J2147+0929_X_map.fits wmodel /scr/pima/rdv76_uvs/J2147+0929_X_map.mod ! Writing 442 model components to file: /scr/pima/rdv76_uvs/J2147+0929_X_map.mod wobs /scr/pima/rdv76_uvs/J2147+0929_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J2147+0929_X_uvs.fits wwins /scr/pima/rdv76_uvs/J2147+0929_X_map.win ! wwins: Wrote 8 windows to /scr/pima/rdv76_uvs/J2147+0929_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.18034 invert ! Inverting map ! Your choice of large map pixels excluded 2.98% of the data. ! The x-axis pixel size should ideally be below 0.1809 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00069236 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.175973 0.175973 0.351945 0.70389 1.40778 2.81556 5.63112 11.2622 22.5245 45.049 90.0979 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.18 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1704.81 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J2147+0929_X_dfm.log closed on Fri Jun 15 03:57:41 2018