! Started logfile: /scr/pima/rv121_uvs/J0536-3401_X_dfm.log on Sat Jul 28 00:38:59 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/rv121_uvs/J0536-3401_X_uva.fits ! Reading UV FITS file: /scr/pima/rv121_uvs/J0536-3401_X_uva.fits ! AN table 1: 11 integrations on 21 of 21 possible baselines. ! AN table 2: 32 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.486623 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0536-3401 ! ! 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 74 lines of history. ! ! Reading 2692 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 J0536-3401_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 41 telescope corrections were flagged in sub-array 1. ! A total of 130 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 41 telescope corrections were flagged in sub-array 1. ! A total of 130 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 41 telescope corrections were flagged in sub-array 1. ! A total of 130 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 41 telescope corrections were flagged in sub-array 1. ! A total of 130 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.030267Jy sigma=16.735140 ! Fit after self-cal, rms=0.739392Jy sigma=11.963073 ! 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 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.7393 mas, bmaj=2.163 mas, bpa=-1.795 degrees ! Estimated noise=1.39065 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 = 0.193962 Jy ! Component: 100 - total flux cleaned = 0.2505 Jy ! Total flux subtracted in 100 components = 0.2505 Jy ! Clean residual min=-0.009791 max=0.022269 Jy/beam ! Clean residual mean=0.000052 rms=0.002280 Jy/beam ! Combined flux in latest and established models = 0.2505 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.2505 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074847Jy sigma=1.170361 ! Fit after self-cal, rms=0.074832Jy sigma=1.169941 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0235335 Jy ! Component: 100 - total flux cleaned = 0.0350221 Jy ! Total flux subtracted in 100 components = 0.0350221 Jy ! Clean residual min=-0.007329 max=0.010959 Jy/beam ! Clean residual mean=0.000015 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 0.285522 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.285522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066028Jy sigma=0.987567 ! Fit after self-cal, rms=0.066023Jy sigma=0.987311 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Added new window around map position (-1.8, -4.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00955926 Jy ! Component: 100 - total flux cleaned = 0.0138297 Jy ! Total flux subtracted in 100 components = 0.0138297 Jy ! Clean residual min=-0.007232 max=0.008804 Jy/beam ! Clean residual mean=0.000003 rms=0.001604 Jy/beam ! Combined flux in latest and established models = 0.299352 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.299352 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064803Jy sigma=0.962293 ! Fit after self-cal, rms=0.064594Jy sigma=0.958566 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.9954 mas, bmaj=2.977 mas, bpa=-2.827 degrees ! Estimated noise=0.966859 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 = 0.00444041 Jy ! Component: 100 - total flux cleaned = 0.00515067 Jy ! Component: 150 - total flux cleaned = 0.00521427 Jy ! Component: 200 - total flux cleaned = 0.00526968 Jy ! Total flux subtracted in 200 components = 0.00526968 Jy ! Clean residual min=-0.004398 max=0.004683 Jy/beam ! Clean residual mean=-0.000041 rms=0.001176 Jy/beam ! Combined flux in latest and established models = 0.304622 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.304622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064287Jy sigma=0.953164 ! Fit after self-cal, rms=0.064212Jy sigma=0.951962 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9954 x 2.977 at -2.827 degrees (North through East) ! Clean map min=-0.0041108 max=0.24899 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.26 KP 0.91 LA 1.01 ! NL 1.32 PT 1.01 SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 KP 0.98 LA 1.02 ! MK 1.00 NL 1.25 OV 0.97 PT 0.99 ! SC 0.97 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.11 KP 0.97 LA 0.95 ! NL 1.25 PT 1.11 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 KP 0.97 LA 1.01 ! MK 0.97 NL 1.14 OV 0.96 PT 1.00 ! SC 1.00 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.08 KP 0.87 LA 1.05 ! NL 1.11 PT 1.04 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.98 KP 0.98 LA 1.03 ! MK 0.99 NL 1.31 OV 0.99 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.90 HN 1.44 KP 1.03 LA 1.05 ! NL 1.10 PT 1.03 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.01 KP 1.01 LA 1.04 ! MK 0.99 NL 1.22 OV 0.97 PT 0.99 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.064212Jy sigma=0.951962 ! Fit after self-cal, rms=0.065496Jy sigma=0.918404 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.9917 mas, bmaj=2.978 mas, bpa=-2.731 degrees ! Estimated noise=0.969584 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 = -0.00130189 Jy ! Component: 100 - total flux cleaned = -0.0011121 Jy ! Component: 150 - total flux cleaned = -0.000999875 Jy ! Component: 200 - total flux cleaned = -0.000901826 Jy ! Total flux subtracted in 200 components = -0.000901826 Jy ! Clean residual min=-0.003953 max=0.004106 Jy/beam ! Clean residual mean=-0.000024 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.30372 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 0.30372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065373Jy sigma=0.916418 ! Fit after self-cal, rms=0.065433Jy sigma=0.916098 ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 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=0.065433Jy sigma=0.916098 ! Fit after self-cal, rms=0.065359Jy sigma=0.908096 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.99 mas, bmaj=2.977 mas, bpa=-2.859 degrees ! Estimated noise=0.968156 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000318465 Jy ! Component: 100 - total flux cleaned = -0.000318087 Jy ! Component: 150 - total flux cleaned = -0.000350275 Jy ! Component: 200 - total flux cleaned = -0.00035089 Jy ! Total flux subtracted in 200 components = -0.00035089 Jy ! Clean residual min=-0.003919 max=0.003627 Jy/beam ! Clean residual mean=0.000027 rms=0.000919 Jy/beam ! Combined flux in latest and established models = 0.303369 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 57 components and 0.303369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065318Jy sigma=0.907542 ! Fit after self-cal, rms=0.065323Jy sigma=0.907492 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 = -1.35649e-05 Jy ! Component: 100 - total flux cleaned = -1.39097e-05 Jy ! Component: 150 - total flux cleaned = -4.14505e-05 Jy ! Component: 200 - total flux cleaned = -4.1179e-05 Jy ! Total flux subtracted in 200 components = -4.1179e-05 Jy ! Clean residual min=-0.003907 max=0.003614 Jy/beam ! Clean residual mean=0.000027 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.303328 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.303328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065297Jy sigma=0.907184 ! Fit after self-cal, rms=0.065297Jy sigma=0.907171 ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 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=0.065297Jy sigma=0.907171 ! Fit after self-cal, rms=0.065320Jy sigma=0.887473 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.9887 mas, bmaj=2.987 mas, bpa=-2.908 degrees ! Estimated noise=0.967602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.2299e-05 Jy ! Component: 100 - total flux cleaned = -1.07068e-05 Jy ! Component: 150 - total flux cleaned = -1.22714e-05 Jy ! Component: 200 - total flux cleaned = -3.76385e-05 Jy ! Total flux subtracted in 200 components = -3.76385e-05 Jy ! Clean residual min=-0.003474 max=0.003173 Jy/beam ! Clean residual mean=-0.000030 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 0.30329 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 69 components and 0.30329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065292Jy sigma=0.887092 ! Fit after self-cal, rms=0.065303Jy sigma=0.887010 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 = 1.56138e-06 Jy ! Component: 100 - total flux cleaned = 1.53354e-06 Jy ! Component: 150 - total flux cleaned = 1.43374e-06 Jy ! Component: 200 - total flux cleaned = -1.95314e-05 Jy ! Total flux subtracted in 200 components = -1.95314e-05 Jy ! Clean residual min=-0.003454 max=0.003159 Jy/beam ! Clean residual mean=-0.000030 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.303271 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 0.303271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065284Jy sigma=0.886764 ! Fit after self-cal, rms=0.065285Jy sigma=0.886751 ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 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=0.065285Jy sigma=0.886751 ! Fit after self-cal, rms=0.065430Jy sigma=0.886674 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=2.876 mas, bmaj=8.099 mas, bpa=7.088 degrees ! Estimated noise=1.14692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000105819 Jy ! Component: 100 - total flux cleaned = 3.87656e-05 Jy ! Component: 150 - total flux cleaned = 1.4907e-07 Jy ! Component: 200 - total flux cleaned = -3.61578e-05 Jy ! Total flux subtracted in 200 components = -3.61578e-05 Jy ! Clean residual min=-0.003916 max=0.003134 Jy/beam ! Clean residual mean=-0.000050 rms=0.001029 Jy/beam ! Combined flux in latest and established models = 0.303235 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 76 components and 0.303235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065424Jy sigma=0.886588 ! Fit after self-cal, rms=0.065426Jy sigma=0.886539 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 = 6.23196e-05 Jy ! Component: 100 - total flux cleaned = 4.55871e-05 Jy ! Component: 150 - total flux cleaned = 1.10007e-05 Jy ! Component: 200 - total flux cleaned = -2.18163e-05 Jy ! Total flux subtracted in 200 components = -2.18163e-05 Jy ! Clean residual min=-0.003917 max=0.003116 Jy/beam ! Clean residual mean=-0.000050 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 0.303213 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 79 components and 0.303213 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065421Jy sigma=0.886508 ! Fit after self-cal, rms=0.065421Jy sigma=0.886462 ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.9878 mas, bmaj=2.988 mas, bpa=-2.928 degrees ! Estimated noise=0.966956 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9878 x 2.988 at -2.928 degrees (North through East) ! Clean map min=-0.0032436 max=0.25032 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 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.7344 mas, bmaj=2.173 mas, bpa=-1.806 degrees ! Estimated noise=1.40305 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.194395 Jy ! Component: 100 - total flux cleaned = 0.250944 Jy ! Component: 150 - total flux cleaned = 0.273022 Jy ! Component: 200 - total flux cleaned = 0.284636 Jy ! Total flux subtracted in 200 components = 0.284636 Jy ! Clean residual min=-0.005486 max=0.006741 Jy/beam ! Clean residual mean=0.000014 rms=0.001356 Jy/beam ! Combined flux in latest and established models = 0.284636 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.284636 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.9878 mas, bmaj=2.988 mas, bpa=-2.928 degrees ! Estimated noise=0.966956 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, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101556 Jy ! Component: 100 - total flux cleaned = 0.0146564 Jy ! Component: 150 - total flux cleaned = 0.0169869 Jy ! Component: 200 - total flux cleaned = 0.0179147 Jy ! Total flux subtracted in 200 components = 0.0179147 Jy ! Clean residual min=-0.003478 max=0.003171 Jy/beam ! Clean residual mean=-0.000027 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.302551 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 51 components and 0.302551 Jy ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=2.876 mas, bmaj=8.099 mas, bpa=7.088 degrees ! Estimated noise=1.14692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000467352 Jy ! Component: 100 - total flux cleaned = 0.000531614 Jy ! Component: 150 - total flux cleaned = 0.000583543 Jy ! Component: 200 - total flux cleaned = 0.000629075 Jy ! Total flux subtracted in 200 components = 0.000629075 Jy ! Clean residual min=-0.003921 max=0.003017 Jy/beam ! Clean residual mean=-0.000050 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 0.30318 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 = 4.1454e-05 Jy ! Component: 100 - total flux cleaned = 5.46569e-05 Jy ! Component: 150 - total flux cleaned = 5.4718e-05 Jy ! Component: 200 - total flux cleaned = 6.58097e-05 Jy ! Total flux subtracted in 200 components = 6.58097e-05 Jy ! Clean residual min=-0.003932 max=0.003027 Jy/beam ! Clean residual mean=-0.000051 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.303246 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.303246 Jy ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.9878 mas, bmaj=2.988 mas, bpa=-2.928 degrees ! Estimated noise=0.966956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.32495e-05 Jy ! Component: 100 - total flux cleaned = -7.45899e-06 Jy ! Component: 150 - total flux cleaned = -7.60933e-06 Jy ! Component: 200 - total flux cleaned = -6.28411e-06 Jy ! Total flux subtracted in 200 components = -6.28411e-06 Jy ! Clean residual min=-0.003500 max=0.003194 Jy/beam ! Clean residual mean=-0.000030 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.30324 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 75 components and 0.30324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065357Jy sigma=0.885775 ! Fit after self-cal, rms=0.065337Jy sigma=0.885340 wmodel J0536-3401_X_map.mod ! Writing 75 model components to file: J0536-3401_X_map.mod wobs J0536-3401_X_uvs.fits ! Writing UV FITS file: J0536-3401_X_uvs.fits wwins J0536-3401_X_map.win ! wwins: Wrote 3 windows to J0536-3401_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 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00148124 Jy ! Component: 100 - total flux cleaned = -0.00261776 Jy ! Component: 150 - total flux cleaned = -0.0037567 Jy ! Component: 200 - total flux cleaned = -0.00474254 Jy ! Component: 250 - total flux cleaned = -0.00537774 Jy ! Component: 300 - total flux cleaned = -0.0056863 Jy ! Component: 350 - total flux cleaned = -0.00598756 Jy ! Component: 400 - total flux cleaned = -0.00618383 Jy ! Component: 450 - total flux cleaned = -0.00628069 Jy ! Component: 500 - total flux cleaned = -0.00632868 Jy ! Component: 550 - total flux cleaned = -0.00632859 Jy ! Component: 600 - total flux cleaned = -0.00619262 Jy ! Component: 650 - total flux cleaned = -0.00632762 Jy ! Component: 700 - total flux cleaned = -0.00632703 Jy ! Component: 750 - total flux cleaned = -0.0061957 Jy ! Component: 800 - total flux cleaned = -0.00615311 Jy ! Component: 850 - total flux cleaned = -0.00615373 Jy ! Component: 900 - total flux cleaned = -0.00615464 Jy ! Component: 950 - total flux cleaned = -0.00627909 Jy ! Component: 1000 - total flux cleaned = -0.00636033 Jy ! Component: 1050 - total flux cleaned = -0.00640055 Jy ! Component: 1100 - total flux cleaned = -0.0065602 Jy ! Component: 1150 - total flux cleaned = -0.00652104 Jy ! Component: 1200 - total flux cleaned = -0.00671634 Jy ! Component: 1250 - total flux cleaned = -0.00690887 Jy ! Component: 1300 - total flux cleaned = -0.00690871 Jy ! Component: 1350 - total flux cleaned = -0.00702228 Jy ! Component: 1400 - total flux cleaned = -0.00724664 Jy ! Component: 1450 - total flux cleaned = -0.00728336 Jy ! Component: 1500 - total flux cleaned = -0.00742981 Jy ! Component: 1550 - total flux cleaned = -0.00757509 Jy ! Component: 1600 - total flux cleaned = -0.00768257 Jy ! Component: 1650 - total flux cleaned = -0.00782449 Jy ! Component: 1700 - total flux cleaned = -0.007824 Jy ! Component: 1750 - total flux cleaned = -0.00785891 Jy ! Component: 1800 - total flux cleaned = -0.00796301 Jy ! Component: 1850 - total flux cleaned = -0.00799731 Jy ! Component: 1900 - total flux cleaned = -0.00803168 Jy ! Component: 1950 - total flux cleaned = -0.0081334 Jy ! Component: 2000 - total flux cleaned = -0.00820075 Jy ! Component: 2050 - total flux cleaned = -0.00836756 Jy ! Component: 2100 - total flux cleaned = -0.00833419 Jy ! Component: 2150 - total flux cleaned = -0.00846532 Jy ! Component: 2200 - total flux cleaned = -0.00836735 Jy ! Component: 2250 - total flux cleaned = -0.00852944 Jy ! Component: 2300 - total flux cleaned = -0.00856133 Jy ! Component: 2350 - total flux cleaned = -0.00859317 Jy ! Component: 2400 - total flux cleaned = -0.00862477 Jy ! Component: 2450 - total flux cleaned = -0.00868792 Jy ! Component: 2500 - total flux cleaned = -0.00868782 Jy ! Component: 2550 - total flux cleaned = -0.00878129 Jy ! Component: 2600 - total flux cleaned = -0.00875036 Jy ! Component: 2650 - total flux cleaned = -0.00881167 Jy ! Component: 2700 - total flux cleaned = -0.0088424 Jy ! Component: 2750 - total flux cleaned = -0.00887254 Jy ! Component: 2800 - total flux cleaned = -0.0088424 Jy ! Component: 2850 - total flux cleaned = -0.00899199 Jy ! Component: 2900 - total flux cleaned = -0.00896215 Jy ! Component: 2950 - total flux cleaned = -0.00899187 Jy ! Component: 3000 - total flux cleaned = -0.00899183 Jy ! Component: 3050 - total flux cleaned = -0.00905054 Jy ! Component: 3100 - total flux cleaned = -0.00910877 Jy ! Component: 3150 - total flux cleaned = -0.00913784 Jy ! Component: 3200 - total flux cleaned = -0.00913764 Jy ! Component: 3250 - total flux cleaned = -0.00913787 Jy ! Component: 3300 - total flux cleaned = -0.00922287 Jy ! Component: 3350 - total flux cleaned = -0.00919472 Jy ! Component: 3400 - total flux cleaned = -0.00933476 Jy ! Component: 3450 - total flux cleaned = -0.0093625 Jy ! Component: 3500 - total flux cleaned = -0.0094454 Jy ! Component: 3550 - total flux cleaned = -0.00941789 Jy ! Component: 3600 - total flux cleaned = -0.00952721 Jy ! Component: 3650 - total flux cleaned = -0.00947267 Jy ! Component: 3700 - total flux cleaned = -0.0094729 Jy ! Component: 3750 - total flux cleaned = -0.00958058 Jy ! Component: 3800 - total flux cleaned = -0.00966101 Jy ! Component: 3850 - total flux cleaned = -0.00966123 Jy ! Component: 3900 - total flux cleaned = -0.00976741 Jy ! Component: 3950 - total flux cleaned = -0.0097939 Jy ! Component: 4000 - total flux cleaned = -0.00987255 Jy ! Component: 4050 - total flux cleaned = -0.00982015 Jy ! Total flux subtracted in 4096 components = -0.00992425 Jy ! Clean residual min=-0.001690 max=0.001499 Jy/beam ! Clean residual mean=-0.000004 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.293315 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 365 components and 0.293315 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv121_uvs/J0536-3401_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9878 x 2.988 at -2.928 degrees (North through East) ! Clean map min=-0.0026066 max=0.2515 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv121_uvs/J0536-3401_X_map.fits wmodel /scr/pima/rv121_uvs/J0536-3401_X_map.mod ! Writing 365 model components to file: /scr/pima/rv121_uvs/J0536-3401_X_map.mod wobs /scr/pima/rv121_uvs/J0536-3401_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv121_uvs/J0536-3401_X_uvs.fits wwins /scr/pima/rv121_uvs/J0536-3401_X_map.win ! wwins: Wrote 4 windows to /scr/pima/rv121_uvs/J0536-3401_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.251496 invert ! Inverting map ! Your choice of large map pixels excluded 0.192% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000462845 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.55211 0.55211 1.10422 2.20844 4.41688 8.83376 17.6675 35.335 70.67 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.251 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 543.37 quit ! Quitting program ! Log file /scr/pima/rv121_uvs/J0536-3401_X_dfm.log closed on Sat Jul 28 00:39:03 2018