! Started logfile: /image_prod/ug002_uva//J2146-2326_X_dfm.log on Thu Mar 5 05:22:28 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//J2146-2326_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2146-2326_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.988889 visibilities/baseline/integration-bin. ! Found source: J2146-2326 ! ! 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 134 lines of history. ! ! Reading 21360 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 J2146-2326_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004997Jy sigma=8.451130 ! Fit after self-cal, rms=0.914927Jy sigma=7.669136 ! 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=0.5912 mas, bmaj=1.62 mas, bpa=-1.65 degrees ! Estimated noise=1.30646 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 = 0.0662868 Jy ! Component: 100 - total flux cleaned = 0.0815189 Jy ! Total flux subtracted in 100 components = 0.0815189 Jy ! Clean residual min=-0.003355 max=0.006312 Jy/beam ! Clean residual mean=-0.000010 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 0.0815189 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0815189 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=0.066454Jy sigma=0.482058 ! Fit after self-cal, rms=0.066338Jy sigma=0.481069 ! Inverting map ! Added new window around map position (1, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00626142 Jy ! Component: 100 - total flux cleaned = 0.00970686 Jy ! Total flux subtracted in 100 components = 0.00970686 Jy ! Clean residual min=-0.003063 max=0.003969 Jy/beam ! Clean residual mean=-0.000005 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.0912258 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.0912258 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=0.065631Jy sigma=0.472216 ! Fit after self-cal, rms=0.065623Jy sigma=0.471796 ! 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=0.7822 mas, bmaj=2.018 mas, bpa=-1.799 degrees ! Estimated noise=0.596014 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 (-1.2, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00482536 Jy ! Component: 100 - total flux cleaned = 0.00767111 Jy ! Component: 150 - total flux cleaned = 0.00952753 Jy ! Component: 200 - total flux cleaned = 0.0107001 Jy ! Total flux subtracted in 200 components = 0.0107001 Jy ! Clean residual min=-0.002644 max=0.002214 Jy/beam ! Clean residual mean=-0.000001 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.101926 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 52 components and 0.101926 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=0.065197Jy sigma=0.468441 ! Fit after self-cal, rms=0.065218Jy sigma=0.468328 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7822 x 2.018 at -1.799 degrees (North through East) ! Clean map min=-0.0025099 max=0.083442 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.14 KP 1.06 ! LA 1.08 MK 1.00 OV 0.90 PT 0.90 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.99 KP 1.03 ! LA 1.06 MK 0.98 OV 0.98 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.03 KP 1.03 ! LA 1.05 MK 1.03 OV 0.95 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.10 KP 1.04 ! LA 1.05 MK 0.97 OV 0.93 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 1.09 KP 1.03 ! LA 1.02 MK 1.04 OV 0.92 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 1.06 KP 1.04 ! LA 1.05 MK 0.98 OV 0.93 PT 0.90 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.09 HN 1.02 KP 1.02 ! LA 1.05 MK 1.02 OV 0.93 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.99 KP 1.03 ! LA 1.05 MK 1.05 OV 0.92 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.01 KP 1.04 ! LA 1.07 MK 1.04 OV 0.91 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 1.09 KP 1.03 ! LA 1.05 MK 0.99 OV 0.97 PT 0.90 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.04 KP 1.02 ! LA 1.06 MK 1.02 OV 0.91 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.08 HN 1.03 KP 0.99 ! LA 1.04 MK 1.07 OV 0.91 PT 0.91 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.065218Jy sigma=0.468328 ! Fit after self-cal, rms=0.065692Jy sigma=0.465162 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7853 mas, bmaj=2.018 mas, bpa=-1.433 degrees ! Estimated noise=0.595211 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 = -0.000211276 Jy ! Component: 100 - total flux cleaned = -0.000600766 Jy ! Component: 150 - total flux cleaned = -0.000694873 Jy ! Component: 200 - total flux cleaned = -0.000722848 Jy ! Total flux subtracted in 200 components = -0.000722848 Jy ! Clean residual min=-0.001548 max=0.001490 Jy/beam ! Clean residual mean=-0.000002 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.101203 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 0.101203 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=0.065638Jy sigma=0.464832 ! Fit after self-cal, rms=0.065660Jy sigma=0.464705 ! 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=0.065660Jy sigma=0.464705 ! Fit after self-cal, rms=0.067340Jy sigma=0.463513 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7861 mas, bmaj=2.02 mas, bpa=-1.408 degrees ! Estimated noise=0.595151 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.83334e-05 Jy ! Component: 100 - total flux cleaned = -0.000127362 Jy ! Component: 150 - total flux cleaned = -0.000158323 Jy ! Component: 200 - total flux cleaned = -0.000198391 Jy ! Total flux subtracted in 200 components = -0.000198391 Jy ! Clean residual min=-0.001231 max=0.001131 Jy/beam ! Clean residual mean=-0.000000 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.101005 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 71 components and 0.101005 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=0.067329Jy sigma=0.463432 ! Fit after self-cal, rms=0.067345Jy sigma=0.463405 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 = 7.17365e-05 Jy ! Component: 100 - total flux cleaned = 4.45866e-05 Jy ! Component: 150 - total flux cleaned = 3.29193e-05 Jy ! Component: 200 - total flux cleaned = 2.20564e-05 Jy ! Total flux subtracted in 200 components = 2.20564e-05 Jy ! Clean residual min=-0.001211 max=0.001114 Jy/beam ! Clean residual mean=-0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.101027 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 77 components and 0.101027 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=0.067339Jy sigma=0.463361 ! Fit after self-cal, rms=0.067337Jy sigma=0.463350 ! 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=0.067337Jy sigma=0.463350 ! Fit after self-cal, rms=0.068507Jy sigma=0.463225 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7862 mas, bmaj=2.02 mas, bpa=-1.363 degrees ! Estimated noise=0.594679 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000336976 Jy ! Component: 100 - total flux cleaned = -0.000352196 Jy ! Component: 150 - total flux cleaned = -0.000364539 Jy ! Component: 200 - total flux cleaned = -0.00036412 Jy ! Total flux subtracted in 200 components = -0.00036412 Jy ! Clean residual min=-0.001156 max=0.001037 Jy/beam ! Clean residual mean=0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.100663 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 86 components and 0.100663 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=0.068500Jy sigma=0.463178 ! Fit after self-cal, rms=0.068508Jy sigma=0.463168 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 = -3.3577e-05 Jy ! Component: 100 - total flux cleaned = 1.42182e-06 Jy ! Component: 150 - total flux cleaned = -8.77289e-06 Jy ! Component: 200 - total flux cleaned = -8.84605e-06 Jy ! Total flux subtracted in 200 components = -8.84605e-06 Jy ! Clean residual min=-0.001140 max=0.001030 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.100654 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 90 components and 0.100654 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=0.068504Jy sigma=0.463140 ! Fit after self-cal, rms=0.068503Jy sigma=0.463134 ! 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=0.068503Jy sigma=0.463134 ! Fit after self-cal, rms=0.068802Jy sigma=0.463127 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.544 mas, bmaj=5.385 mas, bpa=9.504 degrees ! Estimated noise=0.750443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000374891 Jy ! Component: 100 - total flux cleaned = -0.000475194 Jy ! Component: 150 - total flux cleaned = -0.000532738 Jy ! Component: 200 - total flux cleaned = -0.000581023 Jy ! Total flux subtracted in 200 components = -0.000581023 Jy ! Clean residual min=-0.001267 max=0.001046 Jy/beam ! Clean residual mean=0.000000 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.100073 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 93 components and 0.100073 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=0.068803Jy sigma=0.463115 ! Fit after self-cal, rms=0.068804Jy sigma=0.463106 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 = -3.7487e-05 Jy ! Component: 100 - total flux cleaned = -6.34455e-05 Jy ! Component: 150 - total flux cleaned = -8.57635e-05 Jy ! Component: 200 - total flux cleaned = -9.89881e-05 Jy ! Total flux subtracted in 200 components = -9.89881e-05 Jy ! Clean residual min=-0.001218 max=0.001027 Jy/beam ! Clean residual mean=0.000000 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.0999738 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 99 components and 0.0999738 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=0.068805Jy sigma=0.463111 ! Fit after self-cal, rms=0.068804Jy sigma=0.463106 ! 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=0.7869 mas, bmaj=2.02 mas, bpa=-1.325 degrees ! Estimated noise=0.594089 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7869 x 2.02 at -1.325 degrees (North through East) ! Clean map min=-0.0011238 max=0.08369 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=0.5937 mas, bmaj=1.614 mas, bpa=-1.097 degrees ! Estimated noise=1.31354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0665068 Jy ! Component: 100 - total flux cleaned = 0.081695 Jy ! Component: 150 - total flux cleaned = 0.0875207 Jy ! Component: 200 - total flux cleaned = 0.0908229 Jy ! Total flux subtracted in 200 components = 0.0908229 Jy ! Clean residual min=-0.002400 max=0.002336 Jy/beam ! Clean residual mean=-0.000004 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.0908228 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0908228 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7869 mas, bmaj=2.02 mas, bpa=-1.325 degrees ! Estimated noise=0.594089 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 = 0.00364151 Jy ! Component: 100 - total flux cleaned = 0.00569351 Jy ! Component: 150 - total flux cleaned = 0.00701242 Jy ! Component: 200 - total flux cleaned = 0.00772748 Jy ! Total flux subtracted in 200 components = 0.00772748 Jy ! Clean residual min=-0.001189 max=0.001208 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0985503 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 48 components and 0.0985503 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=2.544 mas, bmaj=5.385 mas, bpa=9.504 degrees ! Estimated noise=0.750443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111145 Jy ! Component: 100 - total flux cleaned = 0.00117022 Jy ! Component: 150 - total flux cleaned = 0.00117137 Jy ! Component: 200 - total flux cleaned = 0.00117207 Jy ! Total flux subtracted in 200 components = 0.00117207 Jy ! Clean residual min=-0.001198 max=0.000985 Jy/beam ! Clean residual mean=0.000000 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0997224 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 = 1.78919e-05 Jy ! Component: 100 - total flux cleaned = 2.63587e-06 Jy ! Component: 150 - total flux cleaned = 1.68123e-05 Jy ! Component: 200 - total flux cleaned = 4.19436e-05 Jy ! Total flux subtracted in 200 components = 4.19436e-05 Jy ! Clean residual min=-0.001144 max=0.000968 Jy/beam ! Clean residual mean=0.000000 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.0997643 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.0997643 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7869 mas, bmaj=2.02 mas, bpa=-1.325 degrees ! Estimated noise=0.594089 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.92547e-05 Jy ! Component: 100 - total flux cleaned = -3.34828e-05 Jy ! Component: 150 - total flux cleaned = -1.48086e-05 Jy ! Component: 200 - total flux cleaned = 1.82598e-05 Jy ! Total flux subtracted in 200 components = 1.82598e-05 Jy ! Clean residual min=-0.001187 max=0.001084 Jy/beam ! Clean residual mean=0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0997826 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 64 components and 0.0997826 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=0.068810Jy sigma=0.463133 ! Fit after self-cal, rms=0.068799Jy sigma=0.463118 wmodel J2146-2326_X_map.mod ! Writing 64 model components to file: J2146-2326_X_map.mod wobs J2146-2326_X_uvs.fits ! Writing UV FITS file: J2146-2326_X_uvs.fits wwins J2146-2326_X_map.win ! wwins: Wrote 3 windows to J2146-2326_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 = -0.000177099 Jy ! Component: 100 - total flux cleaned = -0.000176735 Jy ! Component: 150 - total flux cleaned = -0.000194032 Jy ! Component: 200 - total flux cleaned = -0.000245279 Jy ! Component: 250 - total flux cleaned = -0.000310987 Jy ! Component: 300 - total flux cleaned = -0.000359071 Jy ! Component: 350 - total flux cleaned = -0.000359345 Jy ! Component: 400 - total flux cleaned = -0.000359079 Jy ! Component: 450 - total flux cleaned = -0.000328909 Jy ! Component: 500 - total flux cleaned = -0.000328569 Jy ! Component: 550 - total flux cleaned = -0.000299708 Jy ! Component: 600 - total flux cleaned = -0.000285619 Jy ! Component: 650 - total flux cleaned = -0.000313375 Jy ! Component: 700 - total flux cleaned = -0.000285866 Jy ! Component: 750 - total flux cleaned = -0.000231951 Jy ! Component: 800 - total flux cleaned = -0.000245339 Jy ! Component: 850 - total flux cleaned = -0.000219032 Jy ! Component: 900 - total flux cleaned = -0.000205887 Jy ! Component: 950 - total flux cleaned = -0.000244118 Jy ! Component: 1000 - total flux cleaned = -0.000243842 Jy ! Component: 1050 - total flux cleaned = -0.000268491 Jy ! Component: 1100 - total flux cleaned = -0.000293076 Jy ! Component: 1150 - total flux cleaned = -0.000292709 Jy ! Component: 1200 - total flux cleaned = -0.000280623 Jy ! Component: 1250 - total flux cleaned = -0.000292599 Jy ! Component: 1300 - total flux cleaned = -0.000315986 Jy ! Component: 1350 - total flux cleaned = -0.000292786 Jy ! Component: 1400 - total flux cleaned = -0.00033895 Jy ! Component: 1450 - total flux cleaned = -0.000338808 Jy ! Component: 1500 - total flux cleaned = -0.000350121 Jy ! Component: 1550 - total flux cleaned = -0.000394631 Jy ! Component: 1600 - total flux cleaned = -0.000405615 Jy ! Component: 1650 - total flux cleaned = -0.000427401 Jy ! Component: 1700 - total flux cleaned = -0.000416573 Jy ! Component: 1750 - total flux cleaned = -0.00043818 Jy ! Component: 1800 - total flux cleaned = -0.000502092 Jy ! Component: 1850 - total flux cleaned = -0.00048088 Jy ! Component: 1900 - total flux cleaned = -0.000481086 Jy ! Component: 1950 - total flux cleaned = -0.000522679 Jy ! Component: 2000 - total flux cleaned = -0.000543395 Jy ! Component: 2050 - total flux cleaned = -0.000563862 Jy ! Component: 2100 - total flux cleaned = -0.000574079 Jy ! Component: 2150 - total flux cleaned = -0.000584253 Jy ! Component: 2200 - total flux cleaned = -0.000683966 Jy ! Component: 2250 - total flux cleaned = -0.000723512 Jy ! Component: 2300 - total flux cleaned = -0.000713756 Jy ! Component: 2350 - total flux cleaned = -0.000752786 Jy ! Component: 2400 - total flux cleaned = -0.000801152 Jy ! Component: 2450 - total flux cleaned = -0.00082032 Jy ! Component: 2500 - total flux cleaned = -0.00084905 Jy ! Component: 2550 - total flux cleaned = -0.000934055 Jy ! Component: 2600 - total flux cleaned = -0.000952883 Jy ! Component: 2650 - total flux cleaned = -0.00097156 Jy ! Component: 2700 - total flux cleaned = -0.00101789 Jy ! Component: 2750 - total flux cleaned = -0.00102701 Jy ! Component: 2800 - total flux cleaned = -0.00102707 Jy ! Component: 2850 - total flux cleaned = -0.00104521 Jy ! Component: 2900 - total flux cleaned = -0.00106321 Jy ! Component: 2950 - total flux cleaned = -0.0010632 Jy ! Component: 3000 - total flux cleaned = -0.00108107 Jy ! Component: 3050 - total flux cleaned = -0.00108986 Jy ! Component: 3100 - total flux cleaned = -0.001081 Jy ! Component: 3150 - total flux cleaned = -0.00111594 Jy ! Component: 3200 - total flux cleaned = -0.00109857 Jy ! Component: 3250 - total flux cleaned = -0.00111584 Jy ! Component: 3300 - total flux cleaned = -0.00112439 Jy ! Component: 3350 - total flux cleaned = -0.00112434 Jy ! Component: 3400 - total flux cleaned = -0.0011158 Jy ! Component: 3450 - total flux cleaned = -0.00112425 Jy ! Component: 3500 - total flux cleaned = -0.00113265 Jy ! Component: 3550 - total flux cleaned = -0.00119095 Jy ! Component: 3600 - total flux cleaned = -0.00118271 Jy ! Component: 3650 - total flux cleaned = -0.00118266 Jy ! Component: 3700 - total flux cleaned = -0.00119912 Jy ! Component: 3750 - total flux cleaned = -0.00123975 Jy ! Component: 3800 - total flux cleaned = -0.00125592 Jy ! Component: 3850 - total flux cleaned = -0.00123177 Jy ! Component: 3900 - total flux cleaned = -0.00130377 Jy ! Component: 3950 - total flux cleaned = -0.00127987 Jy ! Component: 4000 - total flux cleaned = -0.00128777 Jy ! Component: 4050 - total flux cleaned = -0.00127992 Jy ! Total flux subtracted in 4096 components = -0.00131906 Jy ! Clean residual min=-0.000473 max=0.000531 Jy/beam ! Clean residual mean=-0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0984635 Jy keep ! Adding 273 model components to the UV plane model. ! The established model now contains 337 components and 0.0984636 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2146-2326_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7869 x 2.02 at -1.325 degrees (North through East) ! Clean map min=-0.00088527 max=0.083787 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2146-2326_X_map.fits wmodel /image_prod/ug002_uva//J2146-2326_X_map.mod ! Writing 337 model components to file: /image_prod/ug002_uva//J2146-2326_X_map.mod wobs /image_prod/ug002_uva//J2146-2326_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2146-2326_X_uvs.fits wwins /image_prod/ug002_uva//J2146-2326_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2146-2326_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0837873 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130215 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.466234 0.466234 0.932468 1.86494 3.72987 7.45974 14.9195 29.839 59.6779 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.083 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 643.454 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2146-2326_X_dfm.log closed on Thu Mar 5 05:22:33 2020