! Started logfile: /image_prod/ug002_uva//J0031-1426_X_dfm.log on Wed Mar 4 18:30:54 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//J0031-1426_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0031-1426_X_uva.fits ! AN table 1: 50 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.892 visibilities/baseline/integration-bin. ! Found source: J0031-1426 ! ! 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 24084 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 J0031-1426_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004709Jy sigma=8.411250 ! Fit after self-cal, rms=0.929413Jy sigma=7.747783 ! 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=0.7267 mas, bmaj=1.93 mas, bpa=6.773 degrees ! Estimated noise=0.989615 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 = 0.0484129 Jy ! Component: 100 - total flux cleaned = 0.0680363 Jy ! Total flux subtracted in 100 components = 0.0680363 Jy ! Clean residual min=-0.005866 max=0.013774 Jy/beam ! Clean residual mean=0.000007 rms=0.001603 Jy/beam ! Combined flux in latest and established models = 0.0680363 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0680363 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=0.070571Jy sigma=0.568246 ! Fit after self-cal, rms=0.069749Jy sigma=0.561885 ! Inverting map ! Added new window around map position (1, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160678 Jy ! Component: 100 - total flux cleaned = 0.0265584 Jy ! Total flux subtracted in 100 components = 0.0265584 Jy ! Clean residual min=-0.004295 max=0.006680 Jy/beam ! Clean residual mean=0.000007 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 0.0945946 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.0945946 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=0.064089Jy sigma=0.508833 ! Fit after self-cal, rms=0.063852Jy sigma=0.507012 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00836059 Jy ! Component: 100 - total flux cleaned = 0.0138745 Jy ! Total flux subtracted in 100 components = 0.0138745 Jy ! Clean residual min=-0.003510 max=0.006428 Jy/beam ! Clean residual mean=0.000006 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.108469 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.108469 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=0.062128Jy sigma=0.490946 ! Fit after self-cal, rms=0.062048Jy sigma=0.490382 ! Inverting map ! Added new window around map position (-3.4, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00603527 Jy ! Component: 100 - total flux cleaned = 0.0101711 Jy ! Total flux subtracted in 100 components = 0.0101711 Jy ! Clean residual min=-0.003082 max=0.002954 Jy/beam ! Clean residual mean=0.000004 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.11864 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.11864 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=0.061154Jy sigma=0.482272 ! Fit after self-cal, rms=0.061113Jy sigma=0.481954 ! 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=0.9186 mas, bmaj=2.363 mas, bpa=6.519 degrees ! Estimated noise=0.553277 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 = 0.00584476 Jy ! Component: 100 - total flux cleaned = 0.00993269 Jy ! Component: 150 - total flux cleaned = 0.0129497 Jy ! Component: 200 - total flux cleaned = 0.015218 Jy ! Total flux subtracted in 200 components = 0.015218 Jy ! Clean residual min=-0.003074 max=0.003308 Jy/beam ! Clean residual mean=0.000008 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.133858 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 70 components and 0.133858 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=0.060407Jy sigma=0.475622 ! Fit after self-cal, rms=0.060363Jy sigma=0.475221 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9186 x 2.363 at 6.519 degrees (North through East) ! Clean map min=-0.0029977 max=0.06499 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.97 KP 1.04 ! LA 1.03 MK 0.94 NL 1.11 OV 0.99 ! PT 0.88 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 1.04 KP 1.05 ! LA 0.98 MK 1.00 NL 1.06 OV 1.00 ! PT 0.84 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.06 KP 1.08 ! LA 0.99 MK 0.89 NL 1.08 OV 0.99 ! PT 0.85 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.99 HN 1.06 KP 1.03 ! LA 1.01 MK 0.92 NL 1.10 OV 1.01 ! PT 0.87 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.02 KP 1.01 ! LA 1.01 MK 0.96 NL 1.13 OV 0.98 ! PT 0.85 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.03 KP 1.02 ! LA 0.99 MK 1.02 NL 1.07 OV 1.01 ! PT 0.86 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 1.06 KP 1.03 ! LA 1.03 MK 0.90 NL 1.04 OV 1.02 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.06 KP 1.08 ! LA 0.95 MK 1.06 NL 1.11 OV 1.02 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.00 KP 1.05 ! LA 1.00 MK 0.93 NL 1.01 OV 1.04 ! PT 0.85 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.95 KP 1.04 ! LA 1.00 MK 1.00 NL 1.12 OV 1.01 ! PT 0.84 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.00 HN 0.99 KP 1.04 ! LA 0.99 MK 0.98 NL 1.10 OV 1.05 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 0.97 KP 1.01 ! LA 0.99 MK 0.93 NL 1.16 OV 1.01 ! PT 0.84 SC 1.06 ! ! ! Fit before self-cal, rms=0.060363Jy sigma=0.475221 ! Fit after self-cal, rms=0.058903Jy sigma=0.469992 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9179 mas, bmaj=2.362 mas, bpa=6.399 degrees ! Estimated noise=0.544006 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 = 0.000848074 Jy ! Component: 100 - total flux cleaned = 0.00117872 Jy ! Component: 150 - total flux cleaned = 0.00134519 Jy ! Component: 200 - total flux cleaned = 0.00148371 Jy ! Total flux subtracted in 200 components = 0.00148371 Jy ! Clean residual min=-0.001329 max=0.001365 Jy/beam ! Clean residual mean=0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.135342 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 84 components and 0.135342 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=0.058857Jy sigma=0.469544 ! Fit after self-cal, rms=0.058874Jy sigma=0.469359 ! 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=0.058874Jy sigma=0.469359 ! Fit after self-cal, rms=0.059139Jy sigma=0.468550 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9183 mas, bmaj=2.368 mas, bpa=6.17 degrees ! Estimated noise=0.542799 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135763 Jy ! Component: 100 - total flux cleaned = 0.00034057 Jy ! Component: 150 - total flux cleaned = 0.000486363 Jy ! Component: 200 - total flux cleaned = 0.000528665 Jy ! Total flux subtracted in 200 components = 0.000528665 Jy ! Clean residual min=-0.001220 max=0.001235 Jy/beam ! Clean residual mean=0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.135871 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 91 components and 0.135871 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=0.059115Jy sigma=0.468338 ! Fit after self-cal, rms=0.059123Jy sigma=0.468290 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 = 0.000165088 Jy ! Component: 100 - total flux cleaned = 0.00022725 Jy ! Component: 150 - total flux cleaned = 0.000280907 Jy ! Component: 200 - total flux cleaned = 0.000313014 Jy ! Total flux subtracted in 200 components = 0.000313014 Jy ! Clean residual min=-0.001165 max=0.001176 Jy/beam ! Clean residual mean=0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.136184 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 91 components and 0.136184 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=0.059111Jy sigma=0.468187 ! Fit after self-cal, rms=0.059108Jy sigma=0.468172 ! Inverting map ! Added new window around map position (-8.6, -30.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000608021 Jy ! Component: 100 - total flux cleaned = 0.00082211 Jy ! Component: 150 - total flux cleaned = 0.000928625 Jy ! Component: 200 - total flux cleaned = 0.00102145 Jy ! Total flux subtracted in 200 components = 0.00102145 Jy ! Clean residual min=-0.001143 max=0.001104 Jy/beam ! Clean residual mean=0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.137205 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 104 components and 0.137205 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=0.059082Jy sigma=0.467960 ! Fit after self-cal, rms=0.059078Jy sigma=0.467944 ! 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=0.059078Jy sigma=0.467944 ! Fit after self-cal, rms=0.059038Jy sigma=0.467905 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9189 mas, bmaj=2.371 mas, bpa=6.217 degrees ! Estimated noise=0.541762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000160224 Jy ! Component: 100 - total flux cleaned = 0.000238456 Jy ! Component: 150 - total flux cleaned = 0.00032685 Jy ! Component: 200 - total flux cleaned = 0.00037637 Jy ! Total flux subtracted in 200 components = 0.00037637 Jy ! Clean residual min=-0.001065 max=0.001050 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.137581 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 106 components and 0.137581 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=0.059026Jy sigma=0.467804 ! Fit after self-cal, rms=0.059027Jy sigma=0.467796 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 = 5.82827e-05 Jy ! Component: 100 - total flux cleaned = 8.97478e-05 Jy ! Component: 150 - total flux cleaned = 0.000105114 Jy ! Component: 200 - total flux cleaned = 0.000119785 Jy ! Total flux subtracted in 200 components = 0.000119785 Jy ! Clean residual min=-0.001038 max=0.001015 Jy/beam ! Clean residual mean=0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.137701 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 112 components and 0.137701 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=0.059020Jy sigma=0.467732 ! Fit after self-cal, rms=0.059018Jy sigma=0.467727 ! 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=0.059018Jy sigma=0.467727 ! Fit after self-cal, rms=0.058995Jy sigma=0.467718 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.231 mas, bmaj=4.322 mas, bpa=7.837 degrees ! Estimated noise=0.661723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000463661 Jy ! Component: 100 - total flux cleaned = 0.000595924 Jy ! Component: 150 - total flux cleaned = 0.00064364 Jy ! Component: 200 - total flux cleaned = 0.000663537 Jy ! Total flux subtracted in 200 components = 0.000663537 Jy ! Clean residual min=-0.001028 max=0.000994 Jy/beam ! Clean residual mean=0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.138365 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 127 components and 0.138365 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=0.058994Jy sigma=0.467692 ! Fit after self-cal, rms=0.058994Jy sigma=0.467686 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 = 6.13539e-05 Jy ! Component: 100 - total flux cleaned = 9.11169e-05 Jy ! Component: 150 - total flux cleaned = 9.10166e-05 Jy ! Component: 200 - total flux cleaned = 8.30468e-05 Jy ! Total flux subtracted in 200 components = 8.30468e-05 Jy ! Clean residual min=-0.000997 max=0.000980 Jy/beam ! Clean residual mean=0.000002 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.138448 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 131 components and 0.138448 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=0.058994Jy sigma=0.467677 ! Fit after self-cal, rms=0.058993Jy sigma=0.467675 ! 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=0.9194 mas, bmaj=2.373 mas, bpa=6.26 degrees ! Estimated noise=0.54123 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9194 x 2.373 at 6.26 degrees (North through East) ! Clean map min=-0.00093812 max=0.063069 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=0.7281 mas, bmaj=1.94 mas, bpa=6.473 degrees ! Estimated noise=0.970622 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.048504 Jy ! Component: 100 - total flux cleaned = 0.0711518 Jy ! Component: 150 - total flux cleaned = 0.0854617 Jy ! Component: 200 - total flux cleaned = 0.0955765 Jy ! Total flux subtracted in 200 components = 0.0955765 Jy ! Clean residual min=-0.004032 max=0.005927 Jy/beam ! Clean residual mean=0.000005 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 0.0955766 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0955766 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9194 mas, bmaj=2.373 mas, bpa=6.26 degrees ! Estimated noise=0.54123 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 = 0.0118507 Jy ! Component: 100 - total flux cleaned = 0.0195439 Jy ! Component: 150 - total flux cleaned = 0.0249143 Jy ! Component: 200 - total flux cleaned = 0.028771 Jy ! Total flux subtracted in 200 components = 0.028771 Jy ! Clean residual min=-0.001713 max=0.002425 Jy/beam ! Clean residual mean=0.000005 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.124348 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 51 components and 0.124348 Jy ! Inverting map ! Added new window around map position (-1, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028321 Jy ! Component: 100 - total flux cleaned = 0.00492316 Jy ! Component: 150 - total flux cleaned = 0.00655183 Jy ! Component: 200 - total flux cleaned = 0.00788061 Jy ! Total flux subtracted in 200 components = 0.00788061 Jy ! Clean residual min=-0.001262 max=0.001292 Jy/beam ! Clean residual mean=0.000002 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.132228 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 79 components and 0.132228 Jy ! Inverting map ! Added new window around map position (2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133194 Jy ! Component: 100 - total flux cleaned = 0.0022251 Jy ! Component: 150 - total flux cleaned = 0.0027112 Jy ! Component: 200 - total flux cleaned = 0.00308342 Jy ! Total flux subtracted in 200 components = 0.00308342 Jy ! Clean residual min=-0.001117 max=0.001006 Jy/beam ! Clean residual mean=0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.135312 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 0.135312 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=2.231 mas, bmaj=4.322 mas, bpa=7.837 degrees ! Estimated noise=0.661723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000944301 Jy ! Component: 100 - total flux cleaned = 0.00159459 Jy ! Component: 150 - total flux cleaned = 0.00196629 Jy ! Component: 200 - total flux cleaned = 0.00223503 Jy ! Total flux subtracted in 200 components = 0.00223503 Jy ! Clean residual min=-0.000981 max=0.000969 Jy/beam ! Clean residual mean=0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.137547 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 = 0.000127226 Jy ! Component: 100 - total flux cleaned = 0.000225467 Jy ! Component: 150 - total flux cleaned = 0.000302088 Jy ! Component: 200 - total flux cleaned = 0.000332011 Jy ! Total flux subtracted in 200 components = 0.000332011 Jy ! Clean residual min=-0.000957 max=0.000945 Jy/beam ! Clean residual mean=0.000002 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.137879 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 130 components and 0.137879 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9194 mas, bmaj=2.373 mas, bpa=6.26 degrees ! Estimated noise=0.54123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000174814 Jy ! Component: 100 - total flux cleaned = -0.000321301 Jy ! Component: 150 - total flux cleaned = -0.000322005 Jy ! Component: 200 - total flux cleaned = -0.000302141 Jy ! Total flux subtracted in 200 components = -0.000302141 Jy ! Clean residual min=-0.000987 max=0.000973 Jy/beam ! Clean residual mean=0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.137577 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 146 components and 0.137577 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=0.058979Jy sigma=0.467553 ! Fit after self-cal, rms=0.058973Jy sigma=0.467508 wmodel J0031-1426_X_map.mod ! Writing 146 model components to file: J0031-1426_X_map.mod wobs J0031-1426_X_uvs.fits ! Writing UV FITS file: J0031-1426_X_uvs.fits wwins J0031-1426_X_map.win ! wwins: Wrote 6 windows to J0031-1426_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 = -3.59689e-05 Jy ! Component: 100 - total flux cleaned = 1.50169e-05 Jy ! Component: 150 - total flux cleaned = 4.73664e-05 Jy ! Component: 200 - total flux cleaned = 6.33569e-05 Jy ! Component: 250 - total flux cleaned = 7.90057e-05 Jy ! Component: 300 - total flux cleaned = 0.000108387 Jy ! Component: 350 - total flux cleaned = 3.57505e-05 Jy ! Component: 400 - total flux cleaned = 3.57424e-05 Jy ! Component: 450 - total flux cleaned = 7.91914e-06 Jy ! Component: 500 - total flux cleaned = -5.66005e-06 Jy ! Component: 550 - total flux cleaned = -3.22933e-05 Jy ! Component: 600 - total flux cleaned = -6.44479e-06 Jy ! Component: 650 - total flux cleaned = -3.23244e-05 Jy ! Component: 700 - total flux cleaned = -4.47759e-05 Jy ! Component: 750 - total flux cleaned = 5.08961e-06 Jy ! Component: 800 - total flux cleaned = 6.63406e-05 Jy ! Component: 850 - total flux cleaned = 9.03383e-05 Jy ! Component: 900 - total flux cleaned = 9.02625e-05 Jy ! Component: 950 - total flux cleaned = 0.000148839 Jy ! Component: 1000 - total flux cleaned = 0.00019507 Jy ! Component: 1050 - total flux cleaned = 0.000240508 Jy ! Component: 1100 - total flux cleaned = 0.000285328 Jy ! Component: 1150 - total flux cleaned = 0.00031877 Jy ! Component: 1200 - total flux cleaned = 0.00035176 Jy ! Component: 1250 - total flux cleaned = 0.000417115 Jy ! Component: 1300 - total flux cleaned = 0.00044945 Jy ! Component: 1350 - total flux cleaned = 0.000470689 Jy ! Component: 1400 - total flux cleaned = 0.000523288 Jy ! Component: 1450 - total flux cleaned = 0.000533617 Jy ! Component: 1500 - total flux cleaned = 0.000564621 Jy ! Component: 1550 - total flux cleaned = 0.000574915 Jy ! Component: 1600 - total flux cleaned = 0.000605317 Jy ! Component: 1650 - total flux cleaned = 0.000645313 Jy ! Component: 1700 - total flux cleaned = 0.000704732 Jy ! Component: 1750 - total flux cleaned = 0.000724314 Jy ! Component: 1800 - total flux cleaned = 0.000733828 Jy ! Component: 1850 - total flux cleaned = 0.000801143 Jy ! Component: 1900 - total flux cleaned = 0.000810635 Jy ! Component: 1950 - total flux cleaned = 0.000839067 Jy ! Component: 2000 - total flux cleaned = 0.000904759 Jy ! Component: 2050 - total flux cleaned = 0.000914153 Jy ! Component: 2100 - total flux cleaned = 0.000979054 Jy ! Component: 2150 - total flux cleaned = 0.00102492 Jy ! Component: 2200 - total flux cleaned = 0.00105222 Jy ! Component: 2250 - total flux cleaned = 0.00107032 Jy ! Component: 2300 - total flux cleaned = 0.00112405 Jy ! Component: 2350 - total flux cleaned = 0.00115956 Jy ! Component: 2400 - total flux cleaned = 0.00117712 Jy ! Component: 2450 - total flux cleaned = 0.0012122 Jy ! Component: 2500 - total flux cleaned = 0.00122101 Jy ! Component: 2550 - total flux cleaned = 0.00126432 Jy ! Component: 2600 - total flux cleaned = 0.00129004 Jy ! Component: 2650 - total flux cleaned = 0.00130723 Jy ! Component: 2700 - total flux cleaned = 0.0013327 Jy ! Component: 2750 - total flux cleaned = 0.00139147 Jy ! Component: 2800 - total flux cleaned = 0.00139146 Jy ! Component: 2850 - total flux cleaned = 0.00141624 Jy ! Component: 2900 - total flux cleaned = 0.00139153 Jy ! Component: 2950 - total flux cleaned = 0.00141611 Jy ! Component: 3000 - total flux cleaned = 0.00142425 Jy ! Component: 3050 - total flux cleaned = 0.00144843 Jy ! Component: 3100 - total flux cleaned = 0.00145642 Jy ! Component: 3150 - total flux cleaned = 0.00145645 Jy ! Component: 3200 - total flux cleaned = 0.00144858 Jy ! Component: 3250 - total flux cleaned = 0.00148792 Jy ! Component: 3300 - total flux cleaned = 0.00148016 Jy ! Component: 3350 - total flux cleaned = 0.00149565 Jy ! Component: 3400 - total flux cleaned = 0.00144938 Jy ! Component: 3450 - total flux cleaned = 0.00147244 Jy ! Component: 3500 - total flux cleaned = 0.00151825 Jy ! Component: 3550 - total flux cleaned = 0.00153333 Jy ! Component: 3600 - total flux cleaned = 0.0015408 Jy ! Component: 3650 - total flux cleaned = 0.00154077 Jy ! Component: 3700 - total flux cleaned = 0.00154819 Jy ! Component: 3750 - total flux cleaned = 0.00156297 Jy ! Component: 3800 - total flux cleaned = 0.00159979 Jy ! Component: 3850 - total flux cleaned = 0.00162173 Jy ! Component: 3900 - total flux cleaned = 0.00162907 Jy ! Component: 3950 - total flux cleaned = 0.00163626 Jy ! Component: 4000 - total flux cleaned = 0.00164355 Jy ! Component: 4050 - total flux cleaned = 0.00167935 Jy ! Total flux subtracted in 4096 components = 0.00172917 Jy ! Clean residual min=-0.000398 max=0.000407 Jy/beam ! Clean residual mean=0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.139306 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 430 components and 0.139306 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0031-1426_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9194 x 2.373 at 6.26 degrees (North through East) ! Clean map min=-0.00067356 max=0.06365 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0031-1426_X_map.fits wmodel /image_prod/ug002_uva//J0031-1426_X_map.mod ! Writing 430 model components to file: /image_prod/ug002_uva//J0031-1426_X_map.mod wobs /image_prod/ug002_uva//J0031-1426_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0031-1426_X_uvs.fits wwins /image_prod/ug002_uva//J0031-1426_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0031-1426_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0636502 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120417 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.567557 0.567557 1.13511 2.27023 4.54045 9.08091 18.1618 36.3236 72.6473 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 528.581 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0031-1426_X_dfm.log closed on Wed Mar 4 18:31:00 2020