! Started logfile: /image_prod/ug002_uva//J0237+4342_X_dfm.log on Wed Mar 4 19:37:04 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J0237+4342_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0237+4342_X_uva.fits ! AN table 1: 160 integrations on 15 of 15 possible baselines. ! AN table 2: 50 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.568966 visibilities/baseline/integration-bin. ! Found source: J0237+4342 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 19800 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J0237+4342_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 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 660 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001435Jy sigma=9.897905 ! Fit after self-cal, rms=0.969971Jy sigma=9.553393 ! 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 ! Estimated beam: bmin=1.403 mas, bmaj=4.601 mas, bpa=-61.64 degrees ! Estimated noise=1.79337 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 = 0.0244142 Jy ! Component: 100 - total flux cleaned = 0.0304525 Jy ! Total flux subtracted in 100 components = 0.0304525 Jy ! Clean residual min=-0.004670 max=0.005033 Jy/beam ! Clean residual mean=0.000089 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 0.0304525 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0304525 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.041662Jy sigma=0.390584 ! Fit after self-cal, rms=0.040326Jy sigma=0.376726 ! Inverting map 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 ! Estimated beam: bmin=1.682 mas, bmaj=4.817 mas, bpa=-66.02 degrees ! Estimated noise=0.698965 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 = 0.00337783 Jy ! Component: 100 - total flux cleaned = 0.00511944 Jy ! Component: 150 - total flux cleaned = 0.00631055 Jy ! Component: 200 - total flux cleaned = 0.00701204 Jy ! Total flux subtracted in 200 components = 0.00701204 Jy ! Clean residual min=-0.001952 max=0.002027 Jy/beam ! Clean residual mean=0.000030 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.0374646 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 46 components and 0.0374646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040037Jy sigma=0.373635 ! Fit after self-cal, rms=0.040004Jy sigma=0.373243 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.682 x 4.817 at -66.02 degrees (North through East) ! Clean map min=-0.0021952 max=0.032914 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.14 KP 0.80 LA 1.00* ! OV 1.32 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 HN 1.11 LA 1.00* NL 0.96 ! PT 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.13 KP 0.85 LA 1.00* ! OV 1.20 PT 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.10 HN 1.16 LA 1.00* NL 0.99 ! PT 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.19 KP 0.81 LA 1.00* ! OV 1.27 PT 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.12 HN 1.15 LA 1.00* NL 1.02 ! PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.30 KP 0.90 LA 1.00* ! OV 1.34 PT 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 HN 1.13 LA 1.00* NL 1.07 ! PT 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.14 KP 0.87 LA 1.00* ! OV 1.20 PT 0.71 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.07 HN 1.22 LA 1.00* NL 0.93 ! PT 0.47 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 KP 1.00 LA 1.00* ! OV 1.09 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 HN 0.98 LA 1.00* NL 0.99 ! PT 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.12 KP 1.00 LA 1.00* ! OV 0.97 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 HN 1.01 LA 1.00* NL 1.09 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 KP 1.05 LA 1.00* ! OV 1.10 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.91 HN 0.96 LA 1.00* NL 1.05 ! PT 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.07 KP 0.93 LA 1.00* ! OV 1.00 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.96 HN 1.03 LA 1.00* NL 1.05 ! PT 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.95 KP 0.94 LA 1.00* ! OV 0.98 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.82 HN 1.01 LA 1.00* NL 1.06 ! PT 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.97 KP 0.95 LA 1.00* ! OV 0.99 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.82 HN 0.98 LA 1.00* NL 0.90 ! PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.94 KP 0.96 LA 1.00* ! OV 1.07 PT 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.90 HN 0.82 LA 1.00* NL 0.92 ! PT 0.89 ! ! ! Fit before self-cal, rms=0.040004Jy sigma=0.373243 ! Fit after self-cal, rms=0.039036Jy sigma=0.368994 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.684 mas, bmaj=4.902 mas, bpa=-65.37 degrees ! Estimated noise=0.687503 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 = 0.00025754 Jy ! Component: 100 - total flux cleaned = 2.95107e-05 Jy ! Component: 150 - total flux cleaned = -0.000175057 Jy ! Component: 200 - total flux cleaned = -0.000271521 Jy ! Total flux subtracted in 200 components = -0.000271521 Jy ! Clean residual min=-0.001183 max=0.001428 Jy/beam ! Clean residual mean=0.000007 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.037193 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 62 components and 0.037193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.039016Jy sigma=0.368810 ! Fit after self-cal, rms=0.039222Jy sigma=0.367598 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.039222Jy sigma=0.367598 ! Fit after self-cal, rms=0.040005Jy sigma=0.367248 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.682 mas, bmaj=4.927 mas, bpa=-65.22 degrees ! Estimated noise=0.685797 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000179181 Jy ! Component: 100 - total flux cleaned = -1.41991e-05 Jy ! Component: 150 - total flux cleaned = -0.000205105 Jy ! Component: 200 - total flux cleaned = -0.000296717 Jy ! Total flux subtracted in 200 components = -0.000296717 Jy ! Clean residual min=-0.001040 max=0.001265 Jy/beam ! Clean residual mean=0.000004 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0368963 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.0368963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.039992Jy sigma=0.367137 ! Fit after self-cal, rms=0.040123Jy sigma=0.366913 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000299873 Jy ! Component: 100 - total flux cleaned = 0.00019628 Jy ! Component: 150 - total flux cleaned = 0.000129968 Jy ! Component: 200 - total flux cleaned = 7.06263e-05 Jy ! Total flux subtracted in 200 components = 7.06263e-05 Jy ! Clean residual min=-0.001098 max=0.001305 Jy/beam ! Clean residual mean=0.000003 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.036967 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 81 components and 0.036967 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040113Jy sigma=0.366823 ! Fit after self-cal, rms=0.040109Jy sigma=0.366772 ! Inverting map ! Added new window around map position (-12.6, -20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117325 Jy ! Component: 100 - total flux cleaned = 0.00155768 Jy ! Component: 150 - total flux cleaned = 0.00183485 Jy ! Component: 200 - total flux cleaned = 0.00206575 Jy ! Total flux subtracted in 200 components = 0.00206575 Jy ! Clean residual min=-0.000849 max=0.000761 Jy/beam ! Clean residual mean=0.000004 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0390327 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 123 components and 0.0390327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040069Jy sigma=0.366423 ! Fit after self-cal, rms=0.040024Jy sigma=0.366246 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040024Jy sigma=0.366246 ! Fit after self-cal, rms=0.040178Jy sigma=0.366142 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.686 mas, bmaj=4.933 mas, bpa=-65.24 degrees ! Estimated noise=0.680819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00086465 Jy ! Component: 100 - total flux cleaned = 0.00110389 Jy ! Component: 150 - total flux cleaned = 0.0011789 Jy ! Component: 200 - total flux cleaned = 0.00118954 Jy ! Total flux subtracted in 200 components = 0.00118954 Jy ! Clean residual min=-0.000764 max=0.000730 Jy/beam ! Clean residual mean=0.000003 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0402222 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 152 components and 0.0402222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040155Jy sigma=0.365954 ! Fit after self-cal, rms=0.040196Jy sigma=0.365823 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000560623 Jy ! Component: 100 - total flux cleaned = 0.000645062 Jy ! Component: 150 - total flux cleaned = 0.00075608 Jy ! Component: 200 - total flux cleaned = 0.000811914 Jy ! Total flux subtracted in 200 components = 0.000811914 Jy ! Clean residual min=-0.000739 max=0.000686 Jy/beam ! Clean residual mean=0.000003 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0410342 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 167 components and 0.0410342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040184Jy sigma=0.365725 ! Fit after self-cal, rms=0.040164Jy sigma=0.365653 ! Inverting map ! Added new window around map position (49, 41.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000762748 Jy ! Component: 100 - total flux cleaned = 0.000999643 Jy ! Component: 150 - total flux cleaned = 0.00112354 Jy ! Component: 200 - total flux cleaned = 0.00126781 Jy ! Total flux subtracted in 200 components = 0.00126781 Jy ! Clean residual min=-0.000715 max=0.000478 Jy/beam ! Clean residual mean=0.000003 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.042302 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 197 components and 0.042302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040144Jy sigma=0.365492 ! Fit after self-cal, rms=0.040109Jy sigma=0.365392 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040109Jy sigma=0.365392 ! Fit after self-cal, rms=0.040088Jy sigma=0.365327 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.197 mas, bmaj=5.363 mas, bpa=-71.02 degrees ! Estimated noise=0.708498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000668894 Jy ! Component: 100 - total flux cleaned = 0.00103513 Jy ! Component: 150 - total flux cleaned = 0.00117102 Jy ! Component: 200 - total flux cleaned = 0.00124207 Jy ! Total flux subtracted in 200 components = 0.00124207 Jy ! Clean residual min=-0.000577 max=0.000407 Jy/beam ! Clean residual mean=0.000001 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0435441 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 221 components and 0.0435441 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040073Jy sigma=0.365217 ! Fit after self-cal, rms=0.040084Jy sigma=0.365062 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000506806 Jy ! Component: 100 - total flux cleaned = 0.000593605 Jy ! Component: 150 - total flux cleaned = 0.000701799 Jy ! Component: 200 - total flux cleaned = 0.00078843 Jy ! Total flux subtracted in 200 components = 0.00078843 Jy ! Clean residual min=-0.000577 max=0.000414 Jy/beam ! Clean residual mean=0.000001 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0443325 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 236 components and 0.0443325 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040073Jy sigma=0.364987 ! Fit after self-cal, rms=0.040058Jy sigma=0.364902 ! Inverting map 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 ! Estimated beam: bmin=1.689 mas, bmaj=4.932 mas, bpa=-65.3 degrees ! Estimated noise=0.675746 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.689 x 4.932 at -65.3 degrees (North through East) ! Clean map min=-0.0012879 max=0.032434 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 ! Estimated beam: bmin=1.414 mas, bmaj=4.747 mas, bpa=-60.96 degrees ! Estimated noise=1.7877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247153 Jy ! Component: 100 - total flux cleaned = 0.0311724 Jy ! Component: 150 - total flux cleaned = 0.033451 Jy ! Component: 200 - total flux cleaned = 0.0350274 Jy ! Total flux subtracted in 200 components = 0.0350274 Jy ! Clean residual min=-0.002413 max=0.002671 Jy/beam ! Clean residual mean=0.000032 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.0350274 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 34 model components to the UV plane model. ! The established model now contains 34 components and 0.0350274 Jy ! Inverting map and beam ! Estimated beam: bmin=1.689 mas, bmaj=4.932 mas, bpa=-65.3 degrees ! Estimated noise=0.675746 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 (31.8, -28.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264106 Jy ! Component: 100 - total flux cleaned = 0.00393063 Jy ! Component: 150 - total flux cleaned = 0.00456503 Jy ! Component: 200 - total flux cleaned = 0.0049507 Jy ! Total flux subtracted in 200 components = 0.0049507 Jy ! Clean residual min=-0.001043 max=0.000901 Jy/beam ! Clean residual mean=0.000002 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.039978 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 67 components and 0.039978 Jy ! Inverting map 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 ! Estimated beam: bmin=2.197 mas, bmaj=5.363 mas, bpa=-71.02 degrees ! Estimated noise=0.708498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0004092 Jy ! Component: 100 - total flux cleaned = 0.000659903 Jy ! Component: 150 - total flux cleaned = 0.00094133 Jy ! Component: 200 - total flux cleaned = 0.00111201 Jy ! Total flux subtracted in 200 components = 0.00111201 Jy ! Clean residual min=-0.000851 max=0.000673 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0410901 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 = 7.05522e-05 Jy ! Component: 100 - total flux cleaned = 0.000136485 Jy ! Component: 150 - total flux cleaned = 0.000161052 Jy ! Component: 200 - total flux cleaned = 0.000196169 Jy ! Total flux subtracted in 200 components = 0.000196169 Jy ! Clean residual min=-0.000749 max=0.000546 Jy/beam ! Clean residual mean=0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0412862 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 122 components and 0.0412862 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.689 mas, bmaj=4.932 mas, bpa=-65.3 degrees ! Estimated noise=0.675746 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.17211e-06 Jy ! Component: 100 - total flux cleaned = 1.83504e-05 Jy ! Component: 150 - total flux cleaned = 1.83142e-05 Jy ! Component: 200 - total flux cleaned = 5.1381e-05 Jy ! Total flux subtracted in 200 components = 5.1381e-05 Jy ! Clean residual min=-0.000714 max=0.000572 Jy/beam ! Clean residual mean=-0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0413376 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 143 components and 0.0413376 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.040054Jy sigma=0.364880 ! Fit after self-cal, rms=0.040018Jy sigma=0.364729 wmodel J0237+4342_X_map.mod ! Writing 143 model components to file: J0237+4342_X_map.mod wobs J0237+4342_X_uvs.fits ! Writing UV FITS file: J0237+4342_X_uvs.fits wwins J0237+4342_X_map.win ! wwins: Wrote 4 windows to J0237+4342_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000160247 Jy ! Component: 100 - total flux cleaned = -0.000187119 Jy ! Component: 150 - total flux cleaned = -0.000220127 Jy ! Component: 200 - total flux cleaned = -0.000165543 Jy ! Component: 250 - total flux cleaned = -0.000158253 Jy ! Component: 300 - total flux cleaned = -0.00012957 Jy ! Component: 350 - total flux cleaned = -8.11214e-05 Jy ! Component: 400 - total flux cleaned = -3.39569e-05 Jy ! Component: 450 - total flux cleaned = 2.53427e-05 Jy ! Component: 500 - total flux cleaned = 7.68418e-05 Jy ! Component: 550 - total flux cleaned = 0.000127209 Jy ! Component: 600 - total flux cleaned = 0.000182527 Jy ! Component: 650 - total flux cleaned = 0.000242816 Jy ! Component: 700 - total flux cleaned = 0.000301848 Jy ! Component: 750 - total flux cleaned = 0.000353943 Jy ! Component: 800 - total flux cleaned = 0.000393586 Jy ! Component: 850 - total flux cleaned = 0.000426941 Jy ! Component: 900 - total flux cleaned = 0.000459755 Jy ! Component: 950 - total flux cleaned = 0.0004866 Jy ! Component: 1000 - total flux cleaned = 0.000529108 Jy ! Component: 1050 - total flux cleaned = 0.000560559 Jy ! Component: 1100 - total flux cleaned = 0.000596817 Jy ! Component: 1150 - total flux cleaned = 0.000627547 Jy ! Component: 1200 - total flux cleaned = 0.000663046 Jy ! Component: 1250 - total flux cleaned = 0.000698121 Jy ! Component: 1300 - total flux cleaned = 0.000722926 Jy ! Component: 1350 - total flux cleaned = 0.000752498 Jy ! Component: 1400 - total flux cleaned = 0.000776968 Jy ! Component: 1450 - total flux cleaned = 0.000815924 Jy ! Component: 1500 - total flux cleaned = 0.000840196 Jy ! Component: 1550 - total flux cleaned = 0.000874064 Jy ! Component: 1600 - total flux cleaned = 0.00090779 Jy ! Component: 1650 - total flux cleaned = 0.000955926 Jy ! Component: 1700 - total flux cleaned = 0.00100876 Jy ! Component: 1750 - total flux cleaned = 0.0010567 Jy ! Component: 1800 - total flux cleaned = 0.0011094 Jy ! Component: 1850 - total flux cleaned = 0.00115244 Jy ! Component: 1900 - total flux cleaned = 0.00120499 Jy ! Component: 1950 - total flux cleaned = 0.00126224 Jy ! Component: 2000 - total flux cleaned = 0.00132422 Jy ! Component: 2050 - total flux cleaned = 0.00137193 Jy ! Component: 2100 - total flux cleaned = 0.00141491 Jy ! Component: 2150 - total flux cleaned = 0.00147221 Jy ! Component: 2200 - total flux cleaned = 0.00152007 Jy ! Component: 2250 - total flux cleaned = 0.0015728 Jy ! Component: 2300 - total flux cleaned = 0.00160643 Jy ! Component: 2350 - total flux cleaned = 0.00164982 Jy ! Component: 2400 - total flux cleaned = 0.00170299 Jy ! Component: 2450 - total flux cleaned = 0.00174183 Jy ! Component: 2500 - total flux cleaned = 0.00178089 Jy ! Component: 2550 - total flux cleaned = 0.00182995 Jy ! Component: 2600 - total flux cleaned = 0.00187425 Jy ! Component: 2650 - total flux cleaned = 0.00190891 Jy ! Component: 2700 - total flux cleaned = 0.00194867 Jy ! Component: 2750 - total flux cleaned = 0.00199369 Jy ! Component: 2800 - total flux cleaned = 0.00201884 Jy ! Component: 2850 - total flux cleaned = 0.00204417 Jy ! Component: 2900 - total flux cleaned = 0.00205953 Jy ! Component: 2950 - total flux cleaned = 0.00208526 Jy ! Component: 3000 - total flux cleaned = 0.00211643 Jy ! Component: 3050 - total flux cleaned = 0.00213213 Jy ! Component: 3100 - total flux cleaned = 0.00216372 Jy ! Component: 3150 - total flux cleaned = 0.00219032 Jy ! Component: 3200 - total flux cleaned = 0.00221718 Jy ! Component: 3250 - total flux cleaned = 0.0022443 Jy ! Component: 3300 - total flux cleaned = 0.00226618 Jy ! Component: 3350 - total flux cleaned = 0.00229377 Jy ! Component: 3400 - total flux cleaned = 0.00231605 Jy ! Component: 3450 - total flux cleaned = 0.00234416 Jy ! Component: 3500 - total flux cleaned = 0.00237258 Jy ! Component: 3550 - total flux cleaned = 0.00238979 Jy ! Component: 3600 - total flux cleaned = 0.00241875 Jy ! Component: 3650 - total flux cleaned = 0.00244799 Jy ! Component: 3700 - total flux cleaned = 0.00247164 Jy ! Component: 3750 - total flux cleaned = 0.00249554 Jy ! Component: 3800 - total flux cleaned = 0.00252574 Jy ! Component: 3850 - total flux cleaned = 0.002544 Jy ! Component: 3900 - total flux cleaned = 0.00257475 Jy ! Component: 3950 - total flux cleaned = 0.00259343 Jy ! Component: 4000 - total flux cleaned = 0.00262494 Jy ! Component: 4050 - total flux cleaned = 0.00264408 Jy ! Total flux subtracted in 4096 components = 0.00268285 Jy ! Clean residual min=-0.000425 max=0.000374 Jy/beam ! Clean residual mean=0.000003 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.0440205 Jy keep ! Adding 246 model components to the UV plane model. ! The established model now contains 389 components and 0.0440204 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0237+4342_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.689 x 4.932 at -65.3 degrees (North through East) ! Clean map min=-0.0011625 max=0.031336 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0237+4342_X_map.fits wmodel /image_prod/ug002_uva//J0237+4342_X_map.mod ! Writing 389 model components to file: /image_prod/ug002_uva//J0237+4342_X_map.mod wobs /image_prod/ug002_uva//J0237+4342_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0237+4342_X_uvs.fits wwins /image_prod/ug002_uva//J0237+4342_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0237+4342_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0313362 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000112241 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.07455 1.07455 2.14909 4.29819 8.59638 17.1928 34.3855 68.771 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 279.187 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0237+4342_X_dfm.log closed on Wed Mar 4 19:37:09 2020