! Started logfile: /image_prod/ug002_uva//J0836+4125_X_dfm.log on Wed Mar 4 22:28:13 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//J0836+4125_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0836+4125_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.979762 visibilities/baseline/integration-bin. ! Found source: J0836+4125 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 19752 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 J0836+4125_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009913Jy sigma=9.202723 ! Fit after self-cal, rms=0.889107Jy sigma=8.092040 ! 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=0.7443 mas, bmaj=1.157 mas, bpa=11.93 degrees ! Estimated noise=1.17305 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 = 0.0818287 Jy ! Component: 100 - total flux cleaned = 0.10528 Jy ! Total flux subtracted in 100 components = 0.10528 Jy ! Clean residual min=-0.006344 max=0.020197 Jy/beam ! Clean residual mean=0.000015 rms=0.001746 Jy/beam ! Combined flux in latest and established models = 0.10528 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.10528 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=0.063818Jy sigma=0.557405 ! Fit after self-cal, rms=0.063743Jy sigma=0.556631 ! Inverting map ! Added new window around map position (0.2, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179592 Jy ! Component: 100 - total flux cleaned = 0.0279499 Jy ! Total flux subtracted in 100 components = 0.0279499 Jy ! Clean residual min=-0.004807 max=0.006439 Jy/beam ! Clean residual mean=0.000011 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.13323 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 21 components and 0.13323 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=0.056750Jy sigma=0.489394 ! Fit after self-cal, rms=0.056355Jy sigma=0.485555 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00817923 Jy ! Component: 100 - total flux cleaned = 0.0137135 Jy ! Total flux subtracted in 100 components = 0.0137135 Jy ! Clean residual min=-0.003637 max=0.004329 Jy/beam ! Clean residual mean=0.000009 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.146943 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 30 components and 0.146943 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=0.054469Jy sigma=0.467518 ! Fit after self-cal, rms=0.054409Jy sigma=0.466893 ! 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=0.9593 mas, bmaj=1.446 mas, bpa=10.5 degrees ! Estimated noise=0.560939 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 = 0.00689827 Jy ! Component: 100 - total flux cleaned = 0.0114393 Jy ! Component: 150 - total flux cleaned = 0.0147539 Jy ! Component: 200 - total flux cleaned = 0.0172065 Jy ! Total flux subtracted in 200 components = 0.0172065 Jy ! Clean residual min=-0.003365 max=0.004757 Jy/beam ! Clean residual mean=0.000011 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.16415 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 53 components and 0.164149 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=0.053327Jy sigma=0.456888 ! Fit after self-cal, rms=0.053300Jy sigma=0.456608 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9593 x 1.446 at 10.5 degrees (North through East) ! Clean map min=-0.0030033 max=0.10913 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 KP 1.02 MK 1.00 ! NL 1.14 OV 0.90 PT 0.91 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 KP 0.99 MK 0.98 ! NL 1.20 OV 0.92 PT 0.93 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 KP 1.02 MK 1.02 ! NL 1.15 OV 0.89 PT 0.91 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 KP 0.98 MK 1.00 ! NL 1.13 OV 0.94 PT 0.92 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 KP 1.01 MK 1.03 ! NL 1.18 OV 0.91 PT 0.93 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 KP 1.02 MK 1.00 ! NL 1.15 OV 0.91 PT 0.88 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 1.03 MK 1.02 ! NL 1.15 OV 0.92 PT 0.91 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 KP 1.00 MK 0.99 ! NL 1.15 OV 0.92 PT 0.89 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 0.99 MK 1.01 ! NL 1.18 OV 0.94 PT 0.89 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 KP 1.00 MK 1.06 ! NL 1.12 OV 0.90 PT 0.94 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 KP 1.00 MK 1.03 ! NL 1.22 OV 0.91 PT 0.88 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 KP 0.98 MK 1.06 ! NL 1.14 OV 0.92 PT 0.93 SC 1.01 ! ! ! Fit before self-cal, rms=0.053300Jy sigma=0.456608 ! Fit after self-cal, rms=0.051364Jy sigma=0.444322 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9623 mas, bmaj=1.46 mas, bpa=11.43 degrees ! Estimated noise=0.559136 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, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330152 Jy ! Component: 100 - total flux cleaned = 0.00454082 Jy ! Component: 150 - total flux cleaned = 0.00519104 Jy ! Component: 200 - total flux cleaned = 0.00561286 Jy ! Total flux subtracted in 200 components = 0.00561286 Jy ! Clean residual min=-0.001217 max=0.001525 Jy/beam ! Clean residual mean=0.000002 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.169762 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 78 components and 0.169762 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=0.051156Jy sigma=0.442068 ! Fit after self-cal, rms=0.051152Jy sigma=0.441775 ! 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=0.051152Jy sigma=0.441775 ! Fit after self-cal, rms=0.050919Jy sigma=0.439730 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9614 mas, bmaj=1.458 mas, bpa=10.96 degrees ! Estimated noise=0.557918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000637252 Jy ! Component: 100 - total flux cleaned = 0.00095521 Jy ! Component: 150 - total flux cleaned = 0.000999995 Jy ! Component: 200 - total flux cleaned = 0.00105723 Jy ! Total flux subtracted in 200 components = 0.00105723 Jy ! Clean residual min=-0.001033 max=0.001080 Jy/beam ! Clean residual mean=0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.17082 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.17082 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=0.050896Jy sigma=0.439506 ! Fit after self-cal, rms=0.050901Jy sigma=0.439477 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 (-41.6, -40.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000722652 Jy ! Component: 100 - total flux cleaned = 0.000922524 Jy ! Component: 150 - total flux cleaned = 0.00111563 Jy ! Component: 200 - total flux cleaned = 0.0012725 Jy ! Total flux subtracted in 200 components = 0.0012725 Jy ! Clean residual min=-0.001011 max=0.000966 Jy/beam ! Clean residual mean=0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.172092 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.172092 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=0.050877Jy sigma=0.439266 ! Fit after self-cal, rms=0.050875Jy sigma=0.439261 ! 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=0.050875Jy sigma=0.439261 ! Fit after self-cal, rms=0.050769Jy sigma=0.439233 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.961 mas, bmaj=1.457 mas, bpa=10.96 degrees ! Estimated noise=0.55676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000229179 Jy ! Component: 100 - total flux cleaned = 0.000315869 Jy ! Component: 150 - total flux cleaned = 0.00041204 Jy ! Component: 200 - total flux cleaned = 0.000471446 Jy ! Total flux subtracted in 200 components = 0.000471446 Jy ! Clean residual min=-0.000984 max=0.000958 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.172564 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 107 components and 0.172564 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=0.050759Jy sigma=0.439141 ! Fit after self-cal, rms=0.050760Jy sigma=0.439138 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 = 0.000148803 Jy ! Component: 100 - total flux cleaned = 0.000203442 Jy ! Component: 150 - total flux cleaned = 0.000280759 Jy ! Component: 200 - total flux cleaned = 0.000340726 Jy ! Total flux subtracted in 200 components = 0.000340726 Jy ! Clean residual min=-0.000972 max=0.000955 Jy/beam ! Clean residual mean=0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.172904 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 110 components and 0.172904 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=0.050754Jy sigma=0.439084 ! Fit after self-cal, rms=0.050753Jy sigma=0.439083 ! 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=0.050753Jy sigma=0.439083 ! Fit after self-cal, rms=0.050699Jy sigma=0.439074 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.212 mas, bmaj=2.517 mas, bpa=21.24 degrees ! Estimated noise=0.684501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00021744 Jy ! Component: 100 - total flux cleaned = 0.000266296 Jy ! Component: 150 - total flux cleaned = 0.000297847 Jy ! Component: 200 - total flux cleaned = 0.000315355 Jy ! Total flux subtracted in 200 components = 0.000315355 Jy ! Clean residual min=-0.000900 max=0.001158 Jy/beam ! Clean residual mean=0.000002 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.17322 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 120 components and 0.17322 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=0.050698Jy sigma=0.439065 ! Fit after self-cal, rms=0.050699Jy sigma=0.439061 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 (33.8, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110257 Jy ! Component: 100 - total flux cleaned = 0.00144826 Jy ! Component: 150 - total flux cleaned = 0.00161625 Jy ! Component: 200 - total flux cleaned = 0.00166648 Jy ! Total flux subtracted in 200 components = 0.00166648 Jy ! Clean residual min=-0.000791 max=0.000735 Jy/beam ! Clean residual mean=0.000002 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.174886 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 154 components and 0.174886 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=0.050679Jy sigma=0.438865 ! Fit after self-cal, rms=0.050678Jy sigma=0.438856 ! Inverting map ! Added new window around map position (-48.2, 44.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000749032 Jy ! Component: 100 - total flux cleaned = 0.000953923 Jy ! Component: 150 - total flux cleaned = 0.00108112 Jy ! Component: 200 - total flux cleaned = 0.00115241 Jy ! Total flux subtracted in 200 components = 0.00115241 Jy ! Clean residual min=-0.000719 max=0.000700 Jy/beam ! Clean residual mean=0.000002 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.176039 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 184 components and 0.176039 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=0.050668Jy sigma=0.438755 ! Fit after self-cal, rms=0.050666Jy sigma=0.438747 ! 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=0.961 mas, bmaj=1.457 mas, bpa=10.99 degrees ! Estimated noise=0.556152 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.961 x 1.457 at 10.99 degrees (North through East) ! Clean map min=-0.00089621 max=0.10833 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=0.7422 mas, bmaj=1.163 mas, bpa=12.52 degrees ! Estimated noise=1.16741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.080981 Jy ! Component: 100 - total flux cleaned = 0.108177 Jy ! Component: 150 - total flux cleaned = 0.124452 Jy ! Component: 200 - total flux cleaned = 0.134765 Jy ! Total flux subtracted in 200 components = 0.134765 Jy ! Clean residual min=-0.003218 max=0.005497 Jy/beam ! Clean residual mean=0.000009 rms=0.000863 Jy/beam ! Combined flux in latest and established models = 0.134765 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 0.134765 Jy ! Inverting map and beam ! Estimated beam: bmin=0.961 mas, bmaj=1.457 mas, bpa=10.99 degrees ! Estimated noise=0.556152 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 = 0.00974881 Jy ! Component: 100 - total flux cleaned = 0.0157723 Jy ! Component: 150 - total flux cleaned = 0.0200284 Jy ! Component: 200 - total flux cleaned = 0.023232 Jy ! Total flux subtracted in 200 components = 0.023232 Jy ! Clean residual min=-0.001449 max=0.001848 Jy/beam ! Clean residual mean=0.000007 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.157997 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 60 components and 0.157997 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=2.212 mas, bmaj=2.517 mas, bpa=21.24 degrees ! Estimated noise=0.684501 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00423405 Jy ! Component: 100 - total flux cleaned = 0.00681149 Jy ! Component: 150 - total flux cleaned = 0.0085454 Jy ! Component: 200 - total flux cleaned = 0.00986858 Jy ! Total flux subtracted in 200 components = 0.00986858 Jy ! Clean residual min=-0.001078 max=0.001270 Jy/beam ! Clean residual mean=0.000007 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.167865 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 = 0.00111426 Jy ! Component: 100 - total flux cleaned = 0.00207511 Jy ! Component: 150 - total flux cleaned = 0.00292524 Jy ! Component: 200 - total flux cleaned = 0.00365698 Jy ! Total flux subtracted in 200 components = 0.00365698 Jy ! Clean residual min=-0.000869 max=0.000928 Jy/beam ! Clean residual mean=0.000005 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.171522 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 125 components and 0.171522 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.961 mas, bmaj=1.457 mas, bpa=10.99 degrees ! Estimated noise=0.556152 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000518984 Jy ! Component: 100 - total flux cleaned = 0.000813105 Jy ! Component: 150 - total flux cleaned = 0.00111569 Jy ! Component: 200 - total flux cleaned = 0.00155083 Jy ! Total flux subtracted in 200 components = 0.00155083 Jy ! Clean residual min=-0.001018 max=0.001022 Jy/beam ! Clean residual mean=0.000002 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.173073 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 151 components and 0.173073 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=0.050718Jy sigma=0.439242 ! Fit after self-cal, rms=0.050703Jy sigma=0.439102 wmodel J0836+4125_X_map.mod ! Writing 151 model components to file: J0836+4125_X_map.mod wobs J0836+4125_X_uvs.fits ! Writing UV FITS file: J0836+4125_X_uvs.fits wwins J0836+4125_X_map.win ! wwins: Wrote 6 windows to J0836+4125_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 = 1.26101e-05 Jy ! Component: 100 - total flux cleaned = -7.02743e-05 Jy ! Component: 150 - total flux cleaned = -0.000212563 Jy ! Component: 200 - total flux cleaned = -0.000242874 Jy ! Component: 250 - total flux cleaned = -0.000301897 Jy ! Component: 300 - total flux cleaned = -0.00031591 Jy ! Component: 350 - total flux cleaned = -0.000371691 Jy ! Component: 400 - total flux cleaned = -0.000426252 Jy ! Component: 450 - total flux cleaned = -0.000479863 Jy ! Component: 500 - total flux cleaned = -0.000506138 Jy ! Component: 550 - total flux cleaned = -0.00058415 Jy ! Component: 600 - total flux cleaned = -0.000647907 Jy ! Component: 650 - total flux cleaned = -0.000685763 Jy ! Component: 700 - total flux cleaned = -0.000760108 Jy ! Component: 750 - total flux cleaned = -0.000808807 Jy ! Component: 800 - total flux cleaned = -0.000869123 Jy ! Component: 850 - total flux cleaned = -0.000940773 Jy ! Component: 900 - total flux cleaned = -0.001023 Jy ! Component: 950 - total flux cleaned = -0.00106932 Jy ! Component: 1000 - total flux cleaned = -0.00114946 Jy ! Component: 1050 - total flux cleaned = -0.00120592 Jy ! Component: 1100 - total flux cleaned = -0.00126166 Jy ! Component: 1150 - total flux cleaned = -0.00132799 Jy ! Component: 1200 - total flux cleaned = -0.00138261 Jy ! Component: 1250 - total flux cleaned = -0.00147989 Jy ! Component: 1300 - total flux cleaned = -0.00150135 Jy ! Component: 1350 - total flux cleaned = -0.00159675 Jy ! Component: 1400 - total flux cleaned = -0.00163867 Jy ! Component: 1450 - total flux cleaned = -0.00169067 Jy ! Component: 1500 - total flux cleaned = -0.0017421 Jy ! Component: 1550 - total flux cleaned = -0.00175229 Jy ! Component: 1600 - total flux cleaned = -0.00184334 Jy ! Component: 1650 - total flux cleaned = -0.00186341 Jy ! Component: 1700 - total flux cleaned = -0.00195294 Jy ! Component: 1750 - total flux cleaned = -0.00198251 Jy ! Component: 1800 - total flux cleaned = -0.00208022 Jy ! Component: 1850 - total flux cleaned = -0.00209962 Jy ! Component: 1900 - total flux cleaned = -0.00213799 Jy ! Component: 1950 - total flux cleaned = -0.00220471 Jy ! Component: 2000 - total flux cleaned = -0.00222371 Jy ! Component: 2050 - total flux cleaned = -0.00230818 Jy ! Component: 2100 - total flux cleaned = -0.00230826 Jy ! Component: 2150 - total flux cleaned = -0.00240057 Jy ! Component: 2200 - total flux cleaned = -0.00244639 Jy ! Component: 2250 - total flux cleaned = -0.00248274 Jy ! Component: 2300 - total flux cleaned = -0.00251895 Jy ! Component: 2350 - total flux cleaned = -0.00256369 Jy ! Component: 2400 - total flux cleaned = -0.00260816 Jy ! Component: 2450 - total flux cleaned = -0.00265232 Jy ! Component: 2500 - total flux cleaned = -0.00266984 Jy ! Component: 2550 - total flux cleaned = -0.00266997 Jy ! Component: 2600 - total flux cleaned = -0.00273043 Jy ! Component: 2650 - total flux cleaned = -0.00277328 Jy ! Component: 2700 - total flux cleaned = -0.00278175 Jy ! Component: 2750 - total flux cleaned = -0.00280699 Jy ! Component: 2800 - total flux cleaned = -0.00282386 Jy ! Component: 2850 - total flux cleaned = -0.00285715 Jy ! Component: 2900 - total flux cleaned = -0.00289018 Jy ! Component: 2950 - total flux cleaned = -0.0029147 Jy ! Component: 3000 - total flux cleaned = -0.00291467 Jy ! Component: 3050 - total flux cleaned = -0.00294715 Jy ! Component: 3100 - total flux cleaned = -0.00297941 Jy ! Component: 3150 - total flux cleaned = -0.00297934 Jy ! Component: 3200 - total flux cleaned = -0.00300325 Jy ! Component: 3250 - total flux cleaned = -0.00298753 Jy ! Component: 3300 - total flux cleaned = -0.00301899 Jy ! Component: 3350 - total flux cleaned = -0.00304238 Jy ! Component: 3400 - total flux cleaned = -0.00302686 Jy ! Component: 3450 - total flux cleaned = -0.00306555 Jy ! Component: 3500 - total flux cleaned = -0.00303482 Jy ! Component: 3550 - total flux cleaned = -0.00308068 Jy ! Component: 3600 - total flux cleaned = -0.0030959 Jy ! Component: 3650 - total flux cleaned = -0.00310345 Jy ! Component: 3700 - total flux cleaned = -0.00312608 Jy ! Component: 3750 - total flux cleaned = -0.00316344 Jy ! Component: 3800 - total flux cleaned = -0.00315602 Jy ! Component: 3850 - total flux cleaned = -0.00314864 Jy ! Component: 3900 - total flux cleaned = -0.0031781 Jy ! Component: 3950 - total flux cleaned = -0.00317079 Jy ! Component: 4000 - total flux cleaned = -0.00317081 Jy ! Component: 4050 - total flux cleaned = -0.00318538 Jy ! Total flux subtracted in 4096 components = -0.0031998 Jy ! Clean residual min=-0.000475 max=0.000391 Jy/beam ! Clean residual mean=0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.169873 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 432 components and 0.169873 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0836+4125_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.961 x 1.457 at 10.99 degrees (North through East) ! Clean map min=-0.00083894 max=0.10878 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0836+4125_X_map.fits wmodel /image_prod/ug002_uva//J0836+4125_X_map.mod ! Writing 432 model components to file: /image_prod/ug002_uva//J0836+4125_X_map.mod wobs /image_prod/ug002_uva//J0836+4125_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0836+4125_X_uvs.fits wwins /image_prod/ug002_uva//J0836+4125_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0836+4125_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.108784 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117373 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.323685 0.323685 0.64737 1.29474 2.58948 5.17896 10.3579 20.7158 41.4317 82.8633 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.108 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 926.827 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0836+4125_X_dfm.log closed on Wed Mar 4 22:28:17 2020