! Started logfile: /scr/pima/rv126_uvs/J0527+0331_X_dfm.log on Sun Dec 23 03:18:10 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.36575 obs /scr/pima/rv126_uvs/J0527+0331_X_uva.fits ! Reading UV FITS file: /scr/pima/rv126_uvs/J0527+0331_X_uva.fits ! AN table 1: 29 integrations on 3 of 3 possible baselines. ! AN table 2: 87 integrations on 36 of 36 possible baselines. ! AN table 3: 44 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.611285 visibilities/baseline/integration-bin. ! Found source: J0527+0331 ! ! 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 8.36575e+09 8e+06 1 8e+06 ! 02 2 8.44575e+09 8e+06 1 8e+06 ! 03 3 8.80575e+09 8e+06 1 8e+06 ! 04 4 8.92575e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 69 lines of history. ! ! Reading 11744 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 J0527+0331_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 135 telescope corrections were flagged in sub-array 2. ! A total of 214 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 214 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 214 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 214 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.118397Jy sigma=16.075330 ! Fit after self-cal, rms=0.540954Jy sigma=7.386996 ! 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 8.99% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.599 mas, bmaj=1.253 mas, bpa=1.646 degrees ! Estimated noise=0.846414 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 = 0.395012 Jy ! Component: 100 - total flux cleaned = 0.491609 Jy ! Total flux subtracted in 100 components = 0.491609 Jy ! Clean residual min=-0.011977 max=0.037580 Jy/beam ! Clean residual mean=-0.000118 rms=0.002888 Jy/beam ! Combined flux in latest and established models = 0.491609 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.491609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127117Jy sigma=1.547499 ! Fit after self-cal, rms=0.127077Jy sigma=1.547293 ! Inverting map ! Your choice of large map pixels excluded 8.99% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0377388 Jy ! Component: 100 - total flux cleaned = 0.0536494 Jy ! Total flux subtracted in 100 components = 0.0536494 Jy ! Clean residual min=-0.009573 max=0.012649 Jy/beam ! Clean residual mean=-0.000157 rms=0.002025 Jy/beam ! Combined flux in latest and established models = 0.545259 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.545259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121103Jy sigma=1.425832 ! Fit after self-cal, rms=0.121064Jy sigma=1.425581 ! Inverting map ! Your choice of large map pixels excluded 8.99% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Added new window around map position (2.6, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011132 Jy ! Component: 100 - total flux cleaned = 0.0171924 Jy ! Total flux subtracted in 100 components = 0.0171924 Jy ! Clean residual min=-0.010430 max=0.011828 Jy/beam ! Clean residual mean=-0.000170 rms=0.001948 Jy/beam ! Combined flux in latest and established models = 0.562451 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 18 components and 0.562451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121082Jy sigma=1.422090 ! Fit after self-cal, rms=0.120978Jy sigma=1.420823 ! Inverting map ! Your choice of large map pixels excluded 8.99% of the data. ! The x-axis pixel size should ideally be below 0.1644 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 8.99% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5432 mas, bmaj=1.225 mas, bpa=-2.16 degrees ! Estimated noise=0.499595 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 = -0.0089162 Jy ! Component: 100 - total flux cleaned = -0.0130692 Jy ! Component: 150 - total flux cleaned = -0.0149811 Jy ! Component: 200 - total flux cleaned = -0.0154683 Jy ! Total flux subtracted in 200 components = -0.0154683 Jy ! Clean residual min=-0.017898 max=0.006158 Jy/beam ! Clean residual mean=-0.006246 rms=0.002508 Jy/beam ! Combined flux in latest and established models = 0.546983 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.546983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119685Jy sigma=1.419604 ! Fit after self-cal, rms=0.119644Jy sigma=1.419267 ! Inverting map ! Your choice of large map pixels excluded 8.99% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5432 x 1.225 at -2.16 degrees (North through East) ! Clean map min=-0.015854 max=0.46628 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 87 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! NY 0.00* WN 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 HH 0.91 HN 0.97 KP 1.07 ! LA 1.02 NL 1.04 PT 0.90 WN 1.51 ! WZ 0.83 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.93 HN 0.94 KP 1.09 ! LA 1.01 MK 0.98 NL 1.05 OV 0.96 ! PT 0.90 ! ! ! Correcting IF 2. ! A total of 87 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! NY 0.00* WN 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 HH 0.90 HN 0.97 KP 1.07 ! LA 1.02 NL 1.04 PT 0.89 WN 1.53 ! WZ 0.82 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.93 HN 0.93 KP 1.09 ! LA 1.03 MK 1.00 NL 1.04 OV 0.96 ! PT 0.88 ! ! ! Correcting IF 3. ! A total of 87 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! NY 0.00* WN 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 HH 0.95 HN 0.95 KP 1.06 ! LA 1.01 NL 1.05 PT 0.89 WN 1.57 ! WZ 0.84 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.93 HN 0.90 KP 1.08 ! LA 1.02 MK 0.99 NL 1.05 OV 0.96 ! PT 0.90 ! ! ! Correcting IF 4. ! A total of 87 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! NY 0.00* WN 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 HH 1.11 HN 0.96 KP 1.07 ! LA 1.01 NL 1.04 PT 0.90 WN 1.45 ! WZ 0.87 ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.94 HN 0.94 KP 1.08 ! LA 1.01 MK 1.00 NL 1.05 OV 0.95 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.119644Jy sigma=1.419267 ! Fit after self-cal, rms=0.092823Jy sigma=0.944064 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5389 mas, bmaj=1.205 mas, bpa=-1.656 degrees ! Estimated noise=0.505534 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 = -0.00606813 Jy ! Component: 100 - total flux cleaned = -0.00897106 Jy ! Component: 150 - total flux cleaned = -0.0096522 Jy ! Component: 200 - total flux cleaned = -0.00971797 Jy ! Total flux subtracted in 200 components = -0.00971797 Jy ! Clean residual min=-0.006568 max=0.006016 Jy/beam ! Clean residual mean=-0.001112 rms=0.001136 Jy/beam ! Combined flux in latest and established models = 0.537265 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 38 components and 0.537265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092248Jy sigma=0.939132 ! Fit after self-cal, rms=0.092626Jy sigma=0.937878 ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 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=0.092626Jy sigma=0.937878 ! Fit after self-cal, rms=0.090677Jy sigma=0.919765 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.54 mas, bmaj=1.204 mas, bpa=-1.599 degrees ! Estimated noise=0.503549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00327373 Jy ! Component: 100 - total flux cleaned = -0.00469543 Jy ! Component: 150 - total flux cleaned = -0.00474593 Jy ! Component: 200 - total flux cleaned = -0.00474582 Jy ! Total flux subtracted in 200 components = -0.00474582 Jy ! Clean residual min=-0.005461 max=0.004657 Jy/beam ! Clean residual mean=-0.000906 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.532519 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 0.532519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090480Jy sigma=0.918363 ! Fit after self-cal, rms=0.090475Jy sigma=0.918255 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 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 = -0.000499981 Jy ! Component: 100 - total flux cleaned = -0.00046149 Jy ! Component: 150 - total flux cleaned = -0.000425251 Jy ! Component: 200 - total flux cleaned = -0.000359667 Jy ! Total flux subtracted in 200 components = -0.000359667 Jy ! Clean residual min=-0.005398 max=0.004535 Jy/beam ! Clean residual mean=-0.000898 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.532159 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.532159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090444Jy sigma=0.917872 ! Fit after self-cal, rms=0.090452Jy sigma=0.917846 ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 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=0.090452Jy sigma=0.917846 ! Fit after self-cal, rms=0.089331Jy sigma=0.897272 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5417 mas, bmaj=1.208 mas, bpa=-1.702 degrees ! Estimated noise=0.504236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000851103 Jy ! Component: 100 - total flux cleaned = -0.0010865 Jy ! Component: 150 - total flux cleaned = -0.00122265 Jy ! Component: 200 - total flux cleaned = -0.00134189 Jy ! Total flux subtracted in 200 components = -0.00134189 Jy ! Clean residual min=-0.003897 max=0.002961 Jy/beam ! Clean residual mean=-0.000710 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.530818 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 51 components and 0.530817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089176Jy sigma=0.895272 ! Fit after self-cal, rms=0.089199Jy sigma=0.895181 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 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 = -0.000111043 Jy ! Component: 100 - total flux cleaned = -0.000108693 Jy ! Component: 150 - total flux cleaned = -6.48988e-05 Jy ! Component: 200 - total flux cleaned = -6.64995e-05 Jy ! Total flux subtracted in 200 components = -6.64995e-05 Jy ! Clean residual min=-0.003647 max=0.002799 Jy/beam ! Clean residual mean=-0.000709 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.530751 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 53 components and 0.530751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089136Jy sigma=0.894386 ! Fit after self-cal, rms=0.089138Jy sigma=0.894364 ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 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=0.089138Jy sigma=0.894364 ! Fit after self-cal, rms=0.089170Jy sigma=0.893711 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=2.479 mas, bmaj=5.425 mas, bpa=-19.22 degrees ! Estimated noise=0.658907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00125509 Jy ! Component: 100 - total flux cleaned = -0.00125436 Jy ! Component: 150 - total flux cleaned = -0.00125354 Jy ! Component: 200 - total flux cleaned = -0.00125277 Jy ! Total flux subtracted in 200 components = -0.00125277 Jy ! Clean residual min=-0.003486 max=0.001896 Jy/beam ! Clean residual mean=-0.001299 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.529498 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 55 components and 0.529498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089159Jy sigma=0.893670 ! Fit after self-cal, rms=0.089152Jy sigma=0.893470 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 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 = -3.4867e-05 Jy ! Component: 100 - total flux cleaned = -5.74876e-05 Jy ! Component: 150 - total flux cleaned = -7.75961e-05 Jy ! Component: 200 - total flux cleaned = -9.3063e-05 Jy ! Total flux subtracted in 200 components = -9.3063e-05 Jy ! Clean residual min=-0.003458 max=0.001986 Jy/beam ! Clean residual mean=-0.001295 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.529405 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 56 components and 0.529405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089172Jy sigma=0.893656 ! Fit after self-cal, rms=0.089172Jy sigma=0.893619 ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 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 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5428 mas, bmaj=1.21 mas, bpa=-1.697 degrees ! Estimated noise=0.504363 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5428 x 1.21 at -1.697 degrees (North through East) ! Clean map min=-0.0042146 max=0.46624 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 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 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5954 mas, bmaj=1.246 mas, bpa=1.86 degrees ! Estimated noise=0.840969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.384474 Jy ! Component: 100 - total flux cleaned = 0.474722 Jy ! Component: 150 - total flux cleaned = 0.508236 Jy ! Component: 200 - total flux cleaned = 0.522162 Jy ! Total flux subtracted in 200 components = 0.522162 Jy ! Clean residual min=-0.003944 max=0.005809 Jy/beam ! Clean residual mean=-0.000023 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.522161 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.522161 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5428 mas, bmaj=1.21 mas, bpa=-1.697 degrees ! Estimated noise=0.504363 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00739192 Jy ! Component: 100 - total flux cleaned = 0.00838618 Jy ! Component: 150 - total flux cleaned = 0.00900726 Jy ! Component: 200 - total flux cleaned = 0.00920802 Jy ! Total flux subtracted in 200 components = 0.00920802 Jy ! Clean residual min=-0.003470 max=0.003164 Jy/beam ! Clean residual mean=-0.000608 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.531369 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.531369 Jy ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 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 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=2.479 mas, bmaj=5.425 mas, bpa=-19.22 degrees ! Estimated noise=0.658907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00089289 Jy ! Component: 100 - total flux cleaned = -0.000974097 Jy ! Component: 150 - total flux cleaned = -0.00102035 Jy ! Component: 200 - total flux cleaned = -0.00102181 Jy ! Total flux subtracted in 200 components = -0.00102181 Jy ! Clean residual min=-0.003538 max=0.001806 Jy/beam ! Clean residual mean=-0.001346 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.530347 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 = -2.52666e-06 Jy ! Component: 100 - total flux cleaned = -2.78632e-06 Jy ! Component: 150 - total flux cleaned = -4.15097e-06 Jy ! Component: 200 - total flux cleaned = -6.1103e-06 Jy ! Total flux subtracted in 200 components = -6.1103e-06 Jy ! Clean residual min=-0.003538 max=0.001756 Jy/beam ! Clean residual mean=-0.001346 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.530341 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.530341 Jy ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5428 mas, bmaj=1.21 mas, bpa=-1.697 degrees ! Estimated noise=0.504363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000924383 Jy ! Component: 100 - total flux cleaned = 0.00107851 Jy ! Component: 150 - total flux cleaned = 0.0010728 Jy ! Component: 200 - total flux cleaned = 0.00100169 Jy ! Total flux subtracted in 200 components = 0.00100169 Jy ! Clean residual min=-0.003163 max=0.002732 Jy/beam ! Clean residual mean=-0.000607 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.531343 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.531343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089288Jy sigma=0.893186 ! Fit after self-cal, rms=0.089295Jy sigma=0.893011 wmodel J0527+0331_X_map.mod ! Writing 35 model components to file: J0527+0331_X_map.mod wobs J0527+0331_X_uvs.fits ! Writing UV FITS file: J0527+0331_X_uvs.fits wwins J0527+0331_X_map.win ! wwins: Wrote 2 windows to J0527+0331_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 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111508 Jy ! Component: 100 - total flux cleaned = -0.00200371 Jy ! Component: 150 - total flux cleaned = -0.00297458 Jy ! Component: 200 - total flux cleaned = -0.00389863 Jy ! Component: 250 - total flux cleaned = -0.00482833 Jy ! Component: 300 - total flux cleaned = -0.00572355 Jy ! Component: 350 - total flux cleaned = -0.00658903 Jy ! Component: 400 - total flux cleaned = -0.00742689 Jy ! Component: 450 - total flux cleaned = -0.00824029 Jy ! Component: 500 - total flux cleaned = -0.00906752 Jy ! Component: 550 - total flux cleaned = -0.00983824 Jy ! Component: 600 - total flux cleaned = -0.0105891 Jy ! Component: 650 - total flux cleaned = -0.011322 Jy ! Component: 700 - total flux cleaned = -0.012069 Jy ! Component: 750 - total flux cleaned = -0.012766 Jy ! Component: 800 - total flux cleaned = -0.0134468 Jy ! Component: 850 - total flux cleaned = -0.0141119 Jy ! Component: 900 - total flux cleaned = -0.0147326 Jy ! Component: 950 - total flux cleaned = -0.015282 Jy ! Component: 1000 - total flux cleaned = -0.0157912 Jy ! Component: 1050 - total flux cleaned = -0.0162627 Jy ! Component: 1100 - total flux cleaned = -0.0166978 Jy ! Component: 1150 - total flux cleaned = -0.0170978 Jy ! Component: 1200 - total flux cleaned = -0.0174905 Jy ! Component: 1250 - total flux cleaned = -0.0178249 Jy ! Component: 1300 - total flux cleaned = -0.0180526 Jy ! Component: 1350 - total flux cleaned = -0.018327 Jy ! Component: 1400 - total flux cleaned = -0.0185481 Jy ! Component: 1450 - total flux cleaned = -0.018742 Jy ! Component: 1500 - total flux cleaned = -0.0189335 Jy ! Component: 1550 - total flux cleaned = -0.0190753 Jy ! Component: 1600 - total flux cleaned = -0.0192155 Jy ! Component: 1650 - total flux cleaned = -0.0193542 Jy ! Component: 1700 - total flux cleaned = -0.0195139 Jy ! Component: 1750 - total flux cleaned = -0.0196491 Jy ! Component: 1800 - total flux cleaned = -0.0197608 Jy ! Component: 1850 - total flux cleaned = -0.0198712 Jy ! Component: 1900 - total flux cleaned = -0.0199806 Jy ! Component: 1950 - total flux cleaned = -0.0201105 Jy ! Component: 2000 - total flux cleaned = -0.0202176 Jy ! Component: 2050 - total flux cleaned = -0.0203236 Jy ! Component: 2100 - total flux cleaned = -0.0204076 Jy ! Component: 2150 - total flux cleaned = -0.0205116 Jy ! Component: 2200 - total flux cleaned = -0.0205941 Jy ! Component: 2250 - total flux cleaned = -0.0206961 Jy ! Component: 2300 - total flux cleaned = -0.0207569 Jy ! Component: 2350 - total flux cleaned = -0.0208572 Jy ! Component: 2400 - total flux cleaned = -0.0209365 Jy ! Component: 2450 - total flux cleaned = -0.0210349 Jy ! Component: 2500 - total flux cleaned = -0.0210932 Jy ! Component: 2550 - total flux cleaned = -0.0211512 Jy ! Component: 2600 - total flux cleaned = -0.0212279 Jy ! Component: 2650 - total flux cleaned = -0.0212849 Jy ! Component: 2700 - total flux cleaned = -0.0213604 Jy ! Component: 2750 - total flux cleaned = -0.0214165 Jy ! Component: 2800 - total flux cleaned = -0.0214722 Jy ! Component: 2850 - total flux cleaned = -0.0215276 Jy ! Component: 2900 - total flux cleaned = -0.0215824 Jy ! Component: 2950 - total flux cleaned = -0.021655 Jy ! Component: 3000 - total flux cleaned = -0.021691 Jy ! Component: 3050 - total flux cleaned = -0.0217446 Jy ! Component: 3100 - total flux cleaned = -0.0217801 Jy ! Component: 3150 - total flux cleaned = -0.021833 Jy ! Component: 3200 - total flux cleaned = -0.021868 Jy ! Component: 3250 - total flux cleaned = -0.0219028 Jy ! Component: 3300 - total flux cleaned = -0.0219546 Jy ! Component: 3350 - total flux cleaned = -0.022006 Jy ! Component: 3400 - total flux cleaned = -0.02204 Jy ! Component: 3450 - total flux cleaned = -0.0220739 Jy ! Component: 3500 - total flux cleaned = -0.0221076 Jy ! Component: 3550 - total flux cleaned = -0.0221411 Jy ! Component: 3600 - total flux cleaned = -0.0221744 Jy ! Component: 3650 - total flux cleaned = -0.0222074 Jy ! Component: 3700 - total flux cleaned = -0.0222566 Jy ! Component: 3750 - total flux cleaned = -0.0222566 Jy ! Component: 3800 - total flux cleaned = -0.0222891 Jy ! Component: 3850 - total flux cleaned = -0.0223214 Jy ! Component: 3900 - total flux cleaned = -0.0223535 Jy ! Component: 3950 - total flux cleaned = -0.0223854 Jy ! Component: 4000 - total flux cleaned = -0.0224171 Jy ! Component: 4050 - total flux cleaned = -0.0224486 Jy ! Total flux subtracted in 4096 components = -0.0224642 Jy ! Clean residual min=-0.000865 max=0.001040 Jy/beam ! Clean residual mean=-0.000034 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.508879 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 381 components and 0.508879 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv126_uvs/J0527+0331_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5428 x 1.21 at -1.697 degrees (North through East) ! Clean map min=-0.0030805 max=0.46633 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv126_uvs/J0527+0331_X_map.fits wmodel /scr/pima/rv126_uvs/J0527+0331_X_map.mod ! Writing 381 model components to file: /scr/pima/rv126_uvs/J0527+0331_X_map.mod wobs /scr/pima/rv126_uvs/J0527+0331_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv126_uvs/J0527+0331_X_uvs.fits wwins /scr/pima/rv126_uvs/J0527+0331_X_map.win ! wwins: Wrote 3 windows to /scr/pima/rv126_uvs/J0527+0331_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.46633 invert ! Inverting map ! Your choice of large map pixels excluded 9.4% of the data. ! The x-axis pixel size should ideally be below 0.1644 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000261404 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.168167 0.168167 0.336333 0.672667 1.34533 2.69067 5.38133 10.7627 21.5253 43.0507 86.1013 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.466 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1783.94 quit ! Quitting program ! Log file /scr/pima/rv126_uvs/J0527+0331_X_dfm.log closed on Sun Dec 23 03:18:14 2018