! Started logfile: /image_prod/ug002_uva//J0656-0323_X_dfm.log on Wed Mar 4 21:35:53 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//J0656-0323_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0656-0323_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.883929 visibilities/baseline/integration-bin. ! Found source: J0656-0323 ! ! 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 17820 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 J0656-0323_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.358055Jy sigma=7.789785 ! Fit after self-cal, rms=0.194698Jy sigma=1.190196 ! 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=0.6286 mas, bmaj=1.568 mas, bpa=-0.3659 degrees ! Estimated noise=1.40275 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 = 0.656646 Jy ! Component: 100 - total flux cleaned = 0.819611 Jy ! Total flux subtracted in 100 components = 0.819611 Jy ! Clean residual min=-0.036396 max=0.068284 Jy/beam ! Clean residual mean=-0.000031 rms=0.007512 Jy/beam ! Combined flux in latest and established models = 0.819611 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.819611 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=0.193466Jy sigma=1.054296 ! Fit after self-cal, rms=0.193363Jy sigma=1.053706 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0738409 Jy ! Component: 100 - total flux cleaned = 0.112574 Jy ! Total flux subtracted in 100 components = 0.112574 Jy ! Clean residual min=-0.030738 max=0.046413 Jy/beam ! Clean residual mean=-0.000018 rms=0.005412 Jy/beam ! Combined flux in latest and established models = 0.932184 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 0.932184 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=0.136466Jy sigma=0.754631 ! Fit after self-cal, rms=0.136409Jy sigma=0.754212 ! Inverting map ! Added new window around map position (-1.4, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0427852 Jy ! Component: 100 - total flux cleaned = 0.0694776 Jy ! Total flux subtracted in 100 components = 0.0694776 Jy ! Clean residual min=-0.024637 max=0.035227 Jy/beam ! Clean residual mean=-0.000012 rms=0.004309 Jy/beam ! Combined flux in latest and established models = 1.00166 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 1.00166 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=0.109904Jy sigma=0.610757 ! Fit after self-cal, rms=0.108180Jy sigma=0.599921 ! Inverting map ! Added new window around map position (1.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.02938 Jy ! Component: 100 - total flux cleaned = 0.0498166 Jy ! Total flux subtracted in 100 components = 0.0498166 Jy ! Clean residual min=-0.019650 max=0.019152 Jy/beam ! Clean residual mean=-0.000008 rms=0.003532 Jy/beam ! Combined flux in latest and established models = 1.05148 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 49 components and 1.05148 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=0.092288Jy sigma=0.514130 ! Fit after self-cal, rms=0.092098Jy sigma=0.513118 ! 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=0.8009 mas, bmaj=1.869 mas, bpa=-2.216 degrees ! Estimated noise=0.925736 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 (-0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0289997 Jy ! Component: 100 - total flux cleaned = 0.0479074 Jy ! Component: 150 - total flux cleaned = 0.0613471 Jy ! Component: 200 - total flux cleaned = 0.0712761 Jy ! Total flux subtracted in 200 components = 0.0712761 Jy ! Clean residual min=-0.015182 max=0.014552 Jy/beam ! Clean residual mean=-0.000001 rms=0.003477 Jy/beam ! Combined flux in latest and established models = 1.12275 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 75 components and 1.12275 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=0.079260Jy sigma=0.449252 ! Fit after self-cal, rms=0.079045Jy sigma=0.447945 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8009 x 1.869 at -2.216 degrees (North through East) ! Clean map min=-0.014129 max=0.86718 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 1.04 MK 0.99 ! NL 1.04 OV 0.92 PT 0.94 SC 1.01 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 KP 1.02 MK 0.99 ! NL 1.07 OV 0.93 PT 0.96 SC 0.98 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 KP 1.01 MK 1.01 ! NL 1.03 OV 0.92 PT 0.96 SC 1.01 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 KP 0.99 MK 0.99 ! NL 1.02 OV 0.95 PT 0.97 SC 1.03 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 KP 1.00 MK 1.00 ! NL 1.04 OV 0.95 PT 0.97 SC 1.02 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 KP 1.02 MK 1.01 ! NL 1.05 OV 0.94 PT 0.94 SC 1.03 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 KP 1.02 MK 1.01 ! NL 1.03 OV 0.95 PT 0.94 SC 0.99 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 KP 1.01 MK 0.99 ! NL 1.03 OV 0.96 PT 0.94 SC 1.03 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 KP 1.02 MK 1.01 ! NL 1.04 OV 0.96 PT 0.92 SC 1.03 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 KP 1.02 MK 1.02 ! NL 1.02 OV 0.95 PT 0.99 SC 1.00 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 KP 1.01 MK 1.02 ! NL 1.08 OV 0.95 PT 0.94 SC 1.02 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 KP 0.99 MK 1.06 ! NL 1.04 OV 0.95 PT 0.98 SC 1.01 ! ! ! Fit before self-cal, rms=0.079045Jy sigma=0.447945 ! Fit after self-cal, rms=0.062959Jy sigma=0.363728 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8061 mas, bmaj=1.875 mas, bpa=-2.042 degrees ! Estimated noise=0.9273 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 = -0.000489589 Jy ! Component: 100 - total flux cleaned = -0.00466906 Jy ! Component: 150 - total flux cleaned = -0.00836245 Jy ! Component: 200 - total flux cleaned = -0.0109494 Jy ! Total flux subtracted in 200 components = -0.0109494 Jy ! Clean residual min=-0.009595 max=0.008339 Jy/beam ! Clean residual mean=-0.000001 rms=0.001736 Jy/beam ! Combined flux in latest and established models = 1.11181 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 89 components and 1.11181 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=0.060429Jy sigma=0.348793 ! Fit after self-cal, rms=0.060339Jy sigma=0.348134 ! 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=0.060339Jy sigma=0.348134 ! Fit after self-cal, rms=0.056788Jy sigma=0.326214 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8042 mas, bmaj=1.88 mas, bpa=-2.06 degrees ! Estimated noise=0.926911 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00555827 Jy ! Component: 100 - total flux cleaned = -0.00794218 Jy ! Component: 150 - total flux cleaned = -0.0096837 Jy ! Component: 200 - total flux cleaned = -0.0107544 Jy ! Total flux subtracted in 200 components = -0.0107544 Jy ! Clean residual min=-0.007748 max=0.005756 Jy/beam ! Clean residual mean=-0.000000 rms=0.001269 Jy/beam ! Combined flux in latest and established models = 1.10105 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 98 components and 1.10105 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=0.055789Jy sigma=0.319769 ! Fit after self-cal, rms=0.055766Jy sigma=0.319606 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 = -0.00076987 Jy ! Component: 100 - total flux cleaned = -0.00113129 Jy ! Component: 150 - total flux cleaned = -0.00152799 Jy ! Component: 200 - total flux cleaned = -0.00174024 Jy ! Total flux subtracted in 200 components = -0.00174024 Jy ! Clean residual min=-0.007389 max=0.005555 Jy/beam ! Clean residual mean=-0.000001 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 1.09931 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 105 components and 1.09931 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=0.055540Jy sigma=0.318181 ! Fit after self-cal, rms=0.055535Jy sigma=0.318135 ! 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=0.055535Jy sigma=0.318135 ! Fit after self-cal, rms=0.054916Jy sigma=0.315139 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8038 mas, bmaj=1.882 mas, bpa=-2.045 degrees ! Estimated noise=0.927021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00464523 Jy ! Component: 100 - total flux cleaned = -0.00578499 Jy ! Component: 150 - total flux cleaned = -0.00614208 Jy ! Component: 200 - total flux cleaned = -0.00629435 Jy ! Total flux subtracted in 200 components = -0.00629435 Jy ! Clean residual min=-0.006779 max=0.004851 Jy/beam ! Clean residual mean=-0.000000 rms=0.001107 Jy/beam ! Combined flux in latest and established models = 1.09302 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 110 components and 1.09302 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=0.054492Jy sigma=0.312170 ! Fit after self-cal, rms=0.054490Jy sigma=0.312143 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 = -0.000150947 Jy ! Component: 100 - total flux cleaned = -0.000399302 Jy ! Component: 150 - total flux cleaned = -0.000565138 Jy ! Component: 200 - total flux cleaned = -0.000716492 Jy ! Total flux subtracted in 200 components = -0.000716492 Jy ! Clean residual min=-0.006557 max=0.004917 Jy/beam ! Clean residual mean=-0.000000 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 1.0923 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 113 components and 1.0923 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=0.054383Jy sigma=0.311478 ! Fit after self-cal, rms=0.054383Jy sigma=0.311460 ! 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=0.054383Jy sigma=0.311460 ! Fit after self-cal, rms=0.054042Jy sigma=0.310161 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.198 mas, bmaj=3.197 mas, bpa=-0.195 degrees ! Estimated noise=1.26666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00283289 Jy ! Component: 100 - total flux cleaned = -0.003469 Jy ! Component: 150 - total flux cleaned = -0.0040301 Jy ! Component: 200 - total flux cleaned = -0.00429444 Jy ! Total flux subtracted in 200 components = -0.00429444 Jy ! Clean residual min=-0.007735 max=0.004892 Jy/beam ! Clean residual mean=-0.000000 rms=0.001649 Jy/beam ! Combined flux in latest and established models = 1.08801 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 126 components and 1.08801 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=0.053920Jy sigma=0.309354 ! Fit after self-cal, rms=0.053916Jy sigma=0.309317 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 = -0.000204006 Jy ! Component: 100 - total flux cleaned = -0.000247677 Jy ! Component: 150 - total flux cleaned = -0.000286891 Jy ! Component: 200 - total flux cleaned = -0.000325497 Jy ! Total flux subtracted in 200 components = -0.000325497 Jy ! Clean residual min=-0.007679 max=0.004806 Jy/beam ! Clean residual mean=-0.000000 rms=0.001633 Jy/beam ! Combined flux in latest and established models = 1.08768 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 129 components and 1.08768 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=0.053923Jy sigma=0.309414 ! Fit after self-cal, rms=0.053924Jy sigma=0.309379 ! 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=0.8036 mas, bmaj=1.883 mas, bpa=-2.034 degrees ! Estimated noise=0.927167 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8036 x 1.883 at -2.034 degrees (North through East) ! Clean map min=-0.0059381 max=0.86876 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! 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=0.053924Jy sigma=0.309379 ! Fit after self-cal, rms=0.049826Jy sigma=0.279274 ! Inverting map and beam ! Estimated beam: bmin=0.8034 mas, bmaj=1.883 mas, bpa=-2.079 degrees ! Estimated noise=0.926439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00321103 Jy ! Component: 100 - total flux cleaned = -0.00383842 Jy ! Component: 150 - total flux cleaned = -0.00404959 Jy ! Component: 200 - total flux cleaned = -0.00422309 Jy ! Total flux subtracted in 200 components = -0.00422309 Jy ! Clean residual min=-0.005649 max=0.004042 Jy/beam ! Clean residual mean=-0.000000 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 1.08346 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 134 components and 1.08346 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=0.049560Jy sigma=0.277359 ! Fit after self-cal, rms=0.049555Jy sigma=0.277326 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.97759e-06 Jy ! Component: 100 - total flux cleaned = -3.97634e-05 Jy ! Component: 150 - total flux cleaned = 4.94855e-06 Jy ! Component: 200 - total flux cleaned = 3.78354e-06 Jy ! Total flux subtracted in 200 components = 3.78354e-06 Jy ! Clean residual min=-0.005449 max=0.004006 Jy/beam ! Clean residual mean=-0.000000 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 1.08346 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 139 components and 1.08346 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=0.049486Jy sigma=0.276881 ! Fit after self-cal, rms=0.049486Jy sigma=0.276865 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.049486Jy sigma=0.276865 ! Fit after self-cal, rms=0.049254Jy sigma=0.276116 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=0.628 mas, bmaj=1.577 mas, bpa=-0.2611 degrees ! Estimated noise=1.41114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.659586 Jy ! Component: 100 - total flux cleaned = 0.825019 Jy ! Component: 150 - total flux cleaned = 0.901156 Jy ! Component: 200 - total flux cleaned = 0.946252 Jy ! Total flux subtracted in 200 components = 0.946252 Jy ! Clean residual min=-0.014147 max=0.023883 Jy/beam ! Clean residual mean=-0.000013 rms=0.002946 Jy/beam ! Combined flux in latest and established models = 0.946252 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.946252 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8032 mas, bmaj=1.883 mas, bpa=-2.055 degrees ! Estimated noise=0.926375 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 = 0.0472106 Jy ! Component: 100 - total flux cleaned = 0.0741873 Jy ! Component: 150 - total flux cleaned = 0.0921512 Jy ! Component: 200 - total flux cleaned = 0.104734 Jy ! Total flux subtracted in 200 components = 0.104734 Jy ! Clean residual min=-0.006163 max=0.008993 Jy/beam ! Clean residual mean=-0.000006 rms=0.001513 Jy/beam ! Combined flux in latest and established models = 1.05099 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 41 components and 1.05099 Jy ! Inverting map ! Added new window around map position (-2.2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00961044 Jy ! Component: 100 - total flux cleaned = 0.0165252 Jy ! Component: 150 - total flux cleaned = 0.0218153 Jy ! Component: 200 - total flux cleaned = 0.025921 Jy ! Total flux subtracted in 200 components = 0.025921 Jy ! Clean residual min=-0.005009 max=0.004582 Jy/beam ! Clean residual mean=-0.000002 rms=0.001000 Jy/beam ! Combined flux in latest and established models = 1.07691 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 62 components and 1.07691 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=2.203 mas, bmaj=3.198 mas, bpa=-0.02768 degrees ! Estimated noise=1.26473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00409519 Jy ! Component: 100 - total flux cleaned = 0.00526308 Jy ! Component: 150 - total flux cleaned = 0.00589055 Jy ! Component: 200 - total flux cleaned = 0.00582305 Jy ! Total flux subtracted in 200 components = 0.00582305 Jy ! Clean residual min=-0.006303 max=0.004909 Jy/beam ! Clean residual mean=-0.000000 rms=0.001475 Jy/beam ! Combined flux in latest and established models = 1.08273 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000123524 Jy ! Component: 100 - total flux cleaned = -0.000232312 Jy ! Component: 150 - total flux cleaned = -0.00027834 Jy ! Component: 200 - total flux cleaned = -0.000364946 Jy ! Total flux subtracted in 200 components = -0.000364946 Jy ! Clean residual min=-0.006354 max=0.004620 Jy/beam ! Clean residual mean=-0.000000 rms=0.001437 Jy/beam ! Combined flux in latest and established models = 1.08237 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 89 components and 1.08237 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8032 mas, bmaj=1.883 mas, bpa=-2.055 degrees ! Estimated noise=0.926375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00133382 Jy ! Component: 100 - total flux cleaned = -0.00114405 Jy ! Component: 150 - total flux cleaned = -0.000893873 Jy ! Component: 200 - total flux cleaned = -0.00066711 Jy ! Total flux subtracted in 200 components = -0.00066711 Jy ! Clean residual min=-0.005004 max=0.003705 Jy/beam ! Clean residual mean=-0.000000 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 1.0817 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 104 components and 1.0817 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=0.049189Jy sigma=0.275390 ! Fit after self-cal, rms=0.049144Jy sigma=0.275116 wmodel J0656-0323_X_map.mod ! Writing 104 model components to file: J0656-0323_X_map.mod wobs J0656-0323_X_uvs.fits ! Writing UV FITS file: J0656-0323_X_uvs.fits wwins J0656-0323_X_map.win ! wwins: Wrote 5 windows to J0656-0323_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 = -0.00221236 Jy ! Component: 100 - total flux cleaned = -0.00405747 Jy ! Component: 150 - total flux cleaned = -0.00498187 Jy ! Component: 200 - total flux cleaned = -0.00546414 Jy ! Component: 250 - total flux cleaned = -0.00608192 Jy ! Component: 300 - total flux cleaned = -0.00650501 Jy ! Component: 350 - total flux cleaned = -0.00670526 Jy ! Component: 400 - total flux cleaned = -0.00685041 Jy ! Component: 450 - total flux cleaned = -0.00703104 Jy ! Component: 500 - total flux cleaned = -0.00698714 Jy ! Component: 550 - total flux cleaned = -0.00681827 Jy ! Component: 600 - total flux cleaned = -0.00673688 Jy ! Component: 650 - total flux cleaned = -0.00650069 Jy ! Component: 700 - total flux cleaned = -0.00642512 Jy ! Component: 750 - total flux cleaned = -0.00623963 Jy ! Component: 800 - total flux cleaned = -0.00609586 Jy ! Component: 850 - total flux cleaned = -0.00599243 Jy ! Component: 900 - total flux cleaned = -0.00602561 Jy ! Component: 950 - total flux cleaned = -0.00585993 Jy ! Component: 1000 - total flux cleaned = -0.00576356 Jy ! Component: 1050 - total flux cleaned = -0.00579492 Jy ! Component: 1100 - total flux cleaned = -0.00579466 Jy ! Component: 1150 - total flux cleaned = -0.00582478 Jy ! Component: 1200 - total flux cleaned = -0.00591276 Jy ! Component: 1250 - total flux cleaned = -0.00585596 Jy ! Component: 1300 - total flux cleaned = -0.00599448 Jy ! Component: 1350 - total flux cleaned = -0.00604822 Jy ! Component: 1400 - total flux cleaned = -0.00618157 Jy ! Component: 1450 - total flux cleaned = -0.00620742 Jy ! Component: 1500 - total flux cleaned = -0.0063107 Jy ! Component: 1550 - total flux cleaned = -0.00636129 Jy ! Component: 1600 - total flux cleaned = -0.00638657 Jy ! Component: 1650 - total flux cleaned = -0.00650826 Jy ! Component: 1700 - total flux cleaned = -0.00662756 Jy ! Component: 1750 - total flux cleaned = -0.00676787 Jy ! Component: 1800 - total flux cleaned = -0.0067679 Jy ! Component: 1850 - total flux cleaned = -0.00697165 Jy ! Component: 1900 - total flux cleaned = -0.00701575 Jy ! Component: 1950 - total flux cleaned = -0.00721239 Jy ! Component: 2000 - total flux cleaned = -0.00732011 Jy ! Component: 2050 - total flux cleaned = -0.00746842 Jy ! Component: 2100 - total flux cleaned = -0.00759372 Jy ! Component: 2150 - total flux cleaned = -0.00767555 Jy ! Component: 2200 - total flux cleaned = -0.00779722 Jy ! Component: 2250 - total flux cleaned = -0.00785692 Jy ! Component: 2300 - total flux cleaned = -0.00791552 Jy ! Component: 2350 - total flux cleaned = -0.00795451 Jy ! Component: 2400 - total flux cleaned = -0.00806961 Jy ! Component: 2450 - total flux cleaned = -0.00806935 Jy ! Component: 2500 - total flux cleaned = -0.0081624 Jy ! Component: 2550 - total flux cleaned = -0.00818053 Jy ! Component: 2600 - total flux cleaned = -0.00821682 Jy ! Component: 2650 - total flux cleaned = -0.00830604 Jy ! Component: 2700 - total flux cleaned = -0.00834146 Jy ! Component: 2750 - total flux cleaned = -0.00841108 Jy ! Component: 2800 - total flux cleaned = -0.00847977 Jy ! Component: 2850 - total flux cleaned = -0.00859861 Jy ! Component: 2900 - total flux cleaned = -0.00869915 Jy ! Component: 2950 - total flux cleaned = -0.00876585 Jy ! Component: 3000 - total flux cleaned = -0.00883141 Jy ! Component: 3050 - total flux cleaned = -0.00889631 Jy ! Component: 3100 - total flux cleaned = -0.00897626 Jy ! Component: 3150 - total flux cleaned = -0.00905512 Jy ! Component: 3200 - total flux cleaned = -0.00914872 Jy ! Component: 3250 - total flux cleaned = -0.00919491 Jy ! Component: 3300 - total flux cleaned = -0.00922539 Jy ! Component: 3350 - total flux cleaned = -0.00928557 Jy ! Component: 3400 - total flux cleaned = -0.00937495 Jy ! Component: 3450 - total flux cleaned = -0.0093898 Jy ! Component: 3500 - total flux cleaned = -0.00943344 Jy ! Component: 3550 - total flux cleaned = -0.00954905 Jy ! Component: 3600 - total flux cleaned = -0.00957783 Jy ! Component: 3650 - total flux cleaned = -0.00970469 Jy ! Component: 3700 - total flux cleaned = -0.00976072 Jy ! Component: 3750 - total flux cleaned = -0.00982964 Jy ! Component: 3800 - total flux cleaned = -0.00988452 Jy ! Component: 3850 - total flux cleaned = -0.0100199 Jy ! Component: 3900 - total flux cleaned = -0.0100867 Jy ! Component: 3950 - total flux cleaned = -0.0101663 Jy ! Component: 4000 - total flux cleaned = -0.0102059 Jy ! Component: 4050 - total flux cleaned = -0.0103099 Jy ! Total flux subtracted in 4096 components = -0.0103229 Jy ! Clean residual min=-0.000900 max=0.000746 Jy/beam ! Clean residual mean=-0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 1.07138 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 441 components and 1.07138 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0656-0323_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8032 x 1.883 at -2.055 degrees (North through East) ! Clean map min=-0.0028249 max=0.87421 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0656-0323_X_map.fits wmodel /image_prod/ug002_uva//J0656-0323_X_map.mod ! Writing 441 model components to file: /image_prod/ug002_uva//J0656-0323_X_map.mod wobs /image_prod/ug002_uva//J0656-0323_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0656-0323_X_uvs.fits wwins /image_prod/ug002_uva//J0656-0323_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0656-0323_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.874206 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000222223 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.07626 0.07626 0.15252 0.30504 0.61008 1.22016 2.44032 4.88064 9.76128 19.5226 39.0451 78.0902 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.874 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3933.91 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0656-0323_X_dfm.log closed on Wed Mar 4 21:35:59 2020