! Started logfile: /image_prod/ug002_uva//J2121+1901_X_dfm.log on Thu Mar 5 05:11:35 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//J2121+1901_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2121+1901_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.773148 visibilities/baseline/integration-bin. ! Found source: J2121+1901 ! ! 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 30060 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 J2121+1901_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 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 98 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010085Jy sigma=8.969364 ! Fit after self-cal, rms=0.878797Jy sigma=7.752910 ! 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=0.7056 mas, bmaj=1.736 mas, bpa=3.677 degrees ! Estimated noise=1.05059 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 = 0.0888308 Jy ! Component: 100 - total flux cleaned = 0.120308 Jy ! Total flux subtracted in 100 components = 0.120308 Jy ! Clean residual min=-0.006737 max=0.014215 Jy/beam ! Clean residual mean=0.000011 rms=0.001594 Jy/beam ! Combined flux in latest and established models = 0.120308 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.120308 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=0.063316Jy sigma=0.548188 ! Fit after self-cal, rms=0.063218Jy sigma=0.546955 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160183 Jy ! Component: 100 - total flux cleaned = 0.0249579 Jy ! Total flux subtracted in 100 components = 0.0249579 Jy ! Clean residual min=-0.004523 max=0.005549 Jy/beam ! Clean residual mean=0.000008 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.145266 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.145266 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=0.057939Jy sigma=0.491239 ! Fit after self-cal, rms=0.057937Jy sigma=0.490914 ! 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=0.8986 mas, bmaj=2.005 mas, bpa=4.39 degrees ! Estimated noise=0.469803 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, 5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111048 Jy ! Component: 100 - total flux cleaned = 0.0191896 Jy ! Component: 150 - total flux cleaned = 0.0256473 Jy ! Component: 200 - total flux cleaned = 0.0308828 Jy ! Total flux subtracted in 200 components = 0.0308828 Jy ! Clean residual min=-0.003832 max=0.004854 Jy/beam ! Clean residual mean=0.000012 rms=0.001079 Jy/beam ! Combined flux in latest and established models = 0.176149 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 60 components and 0.176149 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=0.055152Jy sigma=0.460702 ! Fit after self-cal, rms=0.055023Jy sigma=0.459495 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8986 x 2.005 at 4.39 degrees (North through East) ! Clean map min=-0.0036364 max=0.12325 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.97 KP 0.98 ! LA 0.97 MK 1.09 OV 0.93 PT 0.87 ! SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 0.94 KP 1.00 ! LA 0.98 MK 1.10 OV 0.95 PT 0.89 ! SC 1.09 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.08 HN 0.93 KP 1.01 ! LA 0.98 MK 1.10 OV 0.93 PT 0.90 ! SC 1.10 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 0.97 KP 0.99 ! LA 1.00 MK 1.17 OV 0.92 PT 0.88 ! SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.94 KP 1.00 ! LA 0.99 MK 1.13 OV 0.92 PT 0.91 ! SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.98 KP 0.99 ! LA 0.99 MK 1.11 OV 0.93 PT 0.89 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.99 KP 1.03 ! LA 1.00 MK 1.14 OV 0.94 PT 0.89 ! SC 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 HN 0.97 KP 1.01 ! LA 0.99 MK 1.10 OV 0.93 PT 0.90 ! SC 1.09 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.98 KP 1.02 ! LA 0.99 MK 1.09 OV 0.94 PT 0.88 ! SC 1.08 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 0.96 KP 0.99 ! LA 0.98 MK 1.13 OV 0.95 PT 0.91 ! SC 1.11 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.97 KP 0.98 ! LA 0.99 MK 1.09 OV 0.96 PT 0.91 ! SC 1.10 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.08 HN 1.01 KP 1.00 ! LA 0.98 MK 1.17 OV 0.94 PT 0.89 ! SC 1.05 ! ! ! Fit before self-cal, rms=0.055023Jy sigma=0.459495 ! Fit after self-cal, rms=0.055178Jy sigma=0.447624 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9285 mas, bmaj=2.041 mas, bpa=4.134 degrees ! Estimated noise=0.467141 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 (-1.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00429374 Jy ! Component: 100 - total flux cleaned = 0.00702857 Jy ! Component: 150 - total flux cleaned = 0.00862417 Jy ! Component: 200 - total flux cleaned = 0.00930599 Jy ! Total flux subtracted in 200 components = 0.00930599 Jy ! Clean residual min=-0.002231 max=0.002627 Jy/beam ! Clean residual mean=-0.000006 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.185455 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 93 components and 0.185455 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=0.054803Jy sigma=0.443517 ! Fit after self-cal, rms=0.054811Jy sigma=0.443195 ! Inverting map ! Added new window around map position (-2.6, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250686 Jy ! Component: 100 - total flux cleaned = 0.00373581 Jy ! Component: 150 - total flux cleaned = 0.00437562 Jy ! Component: 200 - total flux cleaned = 0.00479884 Jy ! Total flux subtracted in 200 components = 0.00479884 Jy ! Clean residual min=-0.001976 max=0.002288 Jy/beam ! Clean residual mean=-0.000008 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.190254 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 126 components and 0.190254 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=0.054672Jy sigma=0.441822 ! Fit after self-cal, rms=0.054660Jy sigma=0.441744 ! Inverting map ! Added new window around map position (-5.4, 18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201253 Jy ! Component: 100 - total flux cleaned = 0.00325763 Jy ! Component: 150 - total flux cleaned = 0.00427 Jy ! Component: 200 - total flux cleaned = 0.00483697 Jy ! Total flux subtracted in 200 components = 0.00483697 Jy ! Clean residual min=-0.001670 max=0.001770 Jy/beam ! Clean residual mean=-0.000007 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.195091 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 159 components and 0.195091 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=0.054561Jy sigma=0.440819 ! Fit after self-cal, rms=0.054559Jy sigma=0.440788 ! 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=0.054559Jy sigma=0.440788 ! Fit after self-cal, rms=0.054169Jy sigma=0.438511 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9245 mas, bmaj=2.036 mas, bpa=4.448 degrees ! Estimated noise=0.463481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105047 Jy ! Component: 100 - total flux cleaned = 0.00187123 Jy ! Component: 150 - total flux cleaned = 0.00249505 Jy ! Component: 200 - total flux cleaned = 0.00292817 Jy ! Total flux subtracted in 200 components = 0.00292817 Jy ! Clean residual min=-0.001020 max=0.001322 Jy/beam ! Clean residual mean=-0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.198019 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 182 components and 0.198019 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=0.054136Jy sigma=0.438184 ! Fit after self-cal, rms=0.054139Jy sigma=0.438160 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) ! Added new window around map position (-12.4, -17). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000813236 Jy ! Component: 100 - total flux cleaned = 0.00123344 Jy ! Component: 150 - total flux cleaned = 0.00155521 Jy ! Component: 200 - total flux cleaned = 0.00180595 Jy ! Total flux subtracted in 200 components = 0.00180595 Jy ! Clean residual min=-0.001020 max=0.001241 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.199825 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 204 components and 0.199825 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=0.054108Jy sigma=0.437885 ! Fit after self-cal, rms=0.054104Jy sigma=0.437873 ! Inverting map ! Added new window around map position (4.4, 11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104569 Jy ! Component: 100 - total flux cleaned = 0.00148959 Jy ! Component: 150 - total flux cleaned = 0.00176547 Jy ! Component: 200 - total flux cleaned = 0.00198192 Jy ! Total flux subtracted in 200 components = 0.00198192 Jy ! Clean residual min=-0.000908 max=0.001006 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.201807 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 232 components and 0.201807 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=0.054082Jy sigma=0.437612 ! Fit after self-cal, rms=0.054080Jy sigma=0.437596 ! 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=0.054080Jy sigma=0.437596 ! Fit after self-cal, rms=0.054035Jy sigma=0.437536 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9237 mas, bmaj=2.034 mas, bpa=4.464 degrees ! Estimated noise=0.462608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00046914 Jy ! Component: 100 - total flux cleaned = 0.000794808 Jy ! Component: 150 - total flux cleaned = 0.00102028 Jy ! Component: 200 - total flux cleaned = 0.00114766 Jy ! Total flux subtracted in 200 components = 0.00114766 Jy ! Clean residual min=-0.000889 max=0.000914 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.202955 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 254 components and 0.202955 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=0.054024Jy sigma=0.437430 ! Fit after self-cal, rms=0.054024Jy sigma=0.437428 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 = 0.000143317 Jy ! Component: 100 - total flux cleaned = 0.000216895 Jy ! Component: 150 - total flux cleaned = 0.000287001 Jy ! Component: 200 - total flux cleaned = 0.000354417 Jy ! Total flux subtracted in 200 components = 0.000354417 Jy ! Clean residual min=-0.000872 max=0.000894 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.203309 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 263 components and 0.203309 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=0.054017Jy sigma=0.437367 ! Fit after self-cal, rms=0.054016Jy sigma=0.437365 ! 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=0.054016Jy sigma=0.437365 ! Fit after self-cal, rms=0.053974Jy sigma=0.437356 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.176 mas, bmaj=2.893 mas, bpa=16.27 degrees ! Estimated noise=0.552877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00044346 Jy ! Component: 100 - total flux cleaned = 0.000561098 Jy ! Component: 150 - total flux cleaned = 0.000651334 Jy ! Component: 200 - total flux cleaned = 0.00072287 Jy ! Total flux subtracted in 200 components = 0.00072287 Jy ! Clean residual min=-0.001066 max=0.001110 Jy/beam ! Clean residual mean=-0.000002 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.204032 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 289 components and 0.204032 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=0.053971Jy sigma=0.437314 ! Fit after self-cal, rms=0.053970Jy sigma=0.437308 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 = 7.87117e-05 Jy ! Component: 100 - total flux cleaned = 0.000167996 Jy ! Component: 150 - total flux cleaned = 0.000199036 Jy ! Component: 200 - total flux cleaned = 0.000228337 Jy ! Total flux subtracted in 200 components = 0.000228337 Jy ! Clean residual min=-0.001031 max=0.001098 Jy/beam ! Clean residual mean=-0.000002 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.20426 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 297 components and 0.20426 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=0.053969Jy sigma=0.437288 ! Fit after self-cal, rms=0.053968Jy sigma=0.437286 ! 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=0.9231 mas, bmaj=2.033 mas, bpa=4.465 degrees ! Estimated noise=0.462308 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9231 x 2.033 at 4.465 degrees (North through East) ! Clean map min=-0.00076379 max=0.12195 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=0.723 mas, bmaj=1.757 mas, bpa=3.894 degrees ! Estimated noise=1.0503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0883453 Jy ! Component: 100 - total flux cleaned = 0.118752 Jy ! Component: 150 - total flux cleaned = 0.133409 Jy ! Component: 200 - total flux cleaned = 0.141968 Jy ! Total flux subtracted in 200 components = 0.141968 Jy ! Clean residual min=-0.003706 max=0.004849 Jy/beam ! Clean residual mean=0.000006 rms=0.000942 Jy/beam ! Combined flux in latest and established models = 0.141968 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.141968 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9231 mas, bmaj=2.033 mas, bpa=4.465 degrees ! Estimated noise=0.462308 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 = 0.0105349 Jy ! Component: 100 - total flux cleaned = 0.0182639 Jy ! Component: 150 - total flux cleaned = 0.0243255 Jy ! Component: 200 - total flux cleaned = 0.0291662 Jy ! Total flux subtracted in 200 components = 0.0291662 Jy ! Clean residual min=-0.002488 max=0.002968 Jy/beam ! Clean residual mean=0.000007 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.171134 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 67 components and 0.171134 Jy ! Inverting map ! Added new window around map position (-0.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391977 Jy ! Component: 100 - total flux cleaned = 0.00714245 Jy ! Component: 150 - total flux cleaned = 0.00982567 Jy ! Component: 200 - total flux cleaned = 0.01213 Jy ! Total flux subtracted in 200 components = 0.01213 Jy ! Clean residual min=-0.001742 max=0.001687 Jy/beam ! Clean residual mean=0.000002 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.183264 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 103 components and 0.183264 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=2.176 mas, bmaj=2.893 mas, bpa=16.27 degrees ! Estimated noise=0.552877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00348168 Jy ! Component: 100 - total flux cleaned = 0.00603982 Jy ! Component: 150 - total flux cleaned = 0.00812341 Jy ! Component: 200 - total flux cleaned = 0.00988609 Jy ! Total flux subtracted in 200 components = 0.00988609 Jy ! Clean residual min=-0.001643 max=0.001545 Jy/beam ! Clean residual mean=0.000000 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.19315 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 = 0.00151257 Jy ! Component: 100 - total flux cleaned = 0.00281536 Jy ! Component: 150 - total flux cleaned = 0.00394183 Jy ! Component: 200 - total flux cleaned = 0.00492206 Jy ! Total flux subtracted in 200 components = 0.00492206 Jy ! Clean residual min=-0.001395 max=0.001220 Jy/beam ! Clean residual mean=-0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.198072 Jy ! Adding 118 model components to the UV plane model. ! The established model now contains 201 components and 0.198072 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9231 mas, bmaj=2.033 mas, bpa=4.465 degrees ! Estimated noise=0.462308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100517 Jy ! Component: 100 - total flux cleaned = 0.00172723 Jy ! Component: 150 - total flux cleaned = 0.00224327 Jy ! Component: 200 - total flux cleaned = 0.00263043 Jy ! Total flux subtracted in 200 components = 0.00263043 Jy ! Clean residual min=-0.000966 max=0.000981 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.200703 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 229 components and 0.200703 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=0.054039Jy sigma=0.437780 ! Fit after self-cal, rms=0.054027Jy sigma=0.437738 wmodel J2121+1901_X_map.mod ! Writing 229 model components to file: J2121+1901_X_map.mod wobs J2121+1901_X_uvs.fits ! Writing UV FITS file: J2121+1901_X_uvs.fits wwins J2121+1901_X_map.win ! wwins: Wrote 8 windows to J2121+1901_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 = 0.000199121 Jy ! Component: 100 - total flux cleaned = 0.000414936 Jy ! Component: 150 - total flux cleaned = 0.000526142 Jy ! Component: 200 - total flux cleaned = 0.00060326 Jy ! Component: 250 - total flux cleaned = 0.000692766 Jy ! Component: 300 - total flux cleaned = 0.00083795 Jy ! Component: 350 - total flux cleaned = 0.000965362 Jy ! Component: 400 - total flux cleaned = 0.00107645 Jy ! Component: 450 - total flux cleaned = 0.00117174 Jy ! Component: 500 - total flux cleaned = 0.00125197 Jy ! Component: 550 - total flux cleaned = 0.00131767 Jy ! Component: 600 - total flux cleaned = 0.00139516 Jy ! Component: 650 - total flux cleaned = 0.00149642 Jy ! Component: 700 - total flux cleaned = 0.00149637 Jy ! Component: 750 - total flux cleaned = 0.00159454 Jy ! Component: 800 - total flux cleaned = 0.00165454 Jy ! Component: 850 - total flux cleaned = 0.00170178 Jy ! Component: 900 - total flux cleaned = 0.00174844 Jy ! Component: 950 - total flux cleaned = 0.00180585 Jy ! Component: 1000 - total flux cleaned = 0.00186226 Jy ! Component: 1050 - total flux cleaned = 0.0018509 Jy ! Component: 1100 - total flux cleaned = 0.00192791 Jy ! Component: 1150 - total flux cleaned = 0.00194977 Jy ! Component: 1200 - total flux cleaned = 0.00204615 Jy ! Component: 1250 - total flux cleaned = 0.00207786 Jy ! Component: 1300 - total flux cleaned = 0.00214043 Jy ! Component: 1350 - total flux cleaned = 0.00214047 Jy ! Component: 1400 - total flux cleaned = 0.00220167 Jy ! Component: 1450 - total flux cleaned = 0.00225216 Jy ! Component: 1500 - total flux cleaned = 0.00225224 Jy ! Component: 1550 - total flux cleaned = 0.00232137 Jy ! Component: 1600 - total flux cleaned = 0.00233099 Jy ! Component: 1650 - total flux cleaned = 0.00234084 Jy ! Component: 1700 - total flux cleaned = 0.00240765 Jy ! Component: 1750 - total flux cleaned = 0.00242651 Jy ! Component: 1800 - total flux cleaned = 0.00249191 Jy ! Component: 1850 - total flux cleaned = 0.00250119 Jy ! Component: 1900 - total flux cleaned = 0.00251962 Jy ! Component: 1950 - total flux cleaned = 0.00257387 Jy ! Component: 2000 - total flux cleaned = 0.0025738 Jy ! Component: 2050 - total flux cleaned = 0.00259151 Jy ! Component: 2100 - total flux cleaned = 0.00264434 Jy ! Component: 2150 - total flux cleaned = 0.00267042 Jy ! Component: 2200 - total flux cleaned = 0.00268774 Jy ! Component: 2250 - total flux cleaned = 0.00269629 Jy ! Component: 2300 - total flux cleaned = 0.0027642 Jy ! Component: 2350 - total flux cleaned = 0.00280624 Jy ! Component: 2400 - total flux cleaned = 0.00280631 Jy ! Component: 2450 - total flux cleaned = 0.0029055 Jy ! Component: 2500 - total flux cleaned = 0.00288908 Jy ! Component: 2550 - total flux cleaned = 0.00297049 Jy ! Component: 2600 - total flux cleaned = 0.00297855 Jy ! Component: 2650 - total flux cleaned = 0.00301866 Jy ! Component: 2700 - total flux cleaned = 0.00309817 Jy ! Component: 2750 - total flux cleaned = 0.00311381 Jy ! Component: 2800 - total flux cleaned = 0.00312952 Jy ! Component: 2850 - total flux cleaned = 0.00319172 Jy ! Component: 2900 - total flux cleaned = 0.00323797 Jy ! Component: 2950 - total flux cleaned = 0.00326857 Jy ! Component: 3000 - total flux cleaned = 0.00329144 Jy ! Component: 3050 - total flux cleaned = 0.00331414 Jy ! Component: 3100 - total flux cleaned = 0.0033591 Jy ! Component: 3150 - total flux cleaned = 0.00341123 Jy ! Component: 3200 - total flux cleaned = 0.00338898 Jy ! Component: 3250 - total flux cleaned = 0.00344034 Jy ! Component: 3300 - total flux cleaned = 0.00347689 Jy ! Component: 3350 - total flux cleaned = 0.00349861 Jy ! Component: 3400 - total flux cleaned = 0.00352737 Jy ! Component: 3450 - total flux cleaned = 0.00359165 Jy ! Component: 3500 - total flux cleaned = 0.0036058 Jy ! Component: 3550 - total flux cleaned = 0.00361986 Jy ! Component: 3600 - total flux cleaned = 0.00369683 Jy ! Component: 3650 - total flux cleaned = 0.00369686 Jy ! Component: 3700 - total flux cleaned = 0.00373144 Jy ! Component: 3750 - total flux cleaned = 0.00377268 Jy ! Component: 3800 - total flux cleaned = 0.0037931 Jy ! Component: 3850 - total flux cleaned = 0.00382016 Jy ! Component: 3900 - total flux cleaned = 0.00384037 Jy ! Component: 3950 - total flux cleaned = 0.0038605 Jy ! Component: 4000 - total flux cleaned = 0.00390706 Jy ! Component: 4050 - total flux cleaned = 0.00392027 Jy ! Total flux subtracted in 4096 components = 0.00390713 Jy ! Clean residual min=-0.000483 max=0.000371 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.20461 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 511 components and 0.20461 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2121+1901_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9231 x 2.033 at 4.465 degrees (North through East) ! Clean map min=-0.00059368 max=0.12255 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2121+1901_X_map.fits wmodel /image_prod/ug002_uva//J2121+1901_X_map.mod ! Writing 511 model components to file: /image_prod/ug002_uva//J2121+1901_X_map.mod wobs /image_prod/ug002_uva//J2121+1901_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2121+1901_X_uvs.fits wwins /image_prod/ug002_uva//J2121+1901_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J2121+1901_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122546 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111907 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.273956 0.273956 0.547912 1.09582 2.19165 4.3833 8.76659 17.5332 35.0664 70.1327 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1095.07 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2121+1901_X_dfm.log closed on Thu Mar 5 05:11:40 2020