! Started logfile: /image_prod/ug002_uvm//J1937+8356_X_a_dfm.log on Wed Mar 4 17:38:23 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_uvm//J1937+8356_X_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1937+8356_X_a_uvm.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! AN table 2: 85 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.868987 visibilities/baseline/integration-bin. ! Found source: J1937+8356 ! ! 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 108 lines of history. ! ! Reading 49428 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 J1937+8356_X_a] 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 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 57 telescope corrections were flagged in sub-array 1. ! A total of 94 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.016931Jy sigma=9.011649 ! Fit after self-cal, rms=0.838190Jy sigma=7.398319 ! 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=0.8855 mas, bmaj=1.007 mas, bpa=20.76 degrees ! Estimated noise=0.854166 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 = 0.126209 Jy ! Component: 100 - total flux cleaned = 0.159211 Jy ! Total flux subtracted in 100 components = 0.159211 Jy ! Clean residual min=-0.004350 max=0.013741 Jy/beam ! Clean residual mean=0.000005 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.159211 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.159211 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=0.062197Jy sigma=0.507690 ! Fit after self-cal, rms=0.062170Jy sigma=0.507284 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146879 Jy ! Component: 100 - total flux cleaned = 0.0210625 Jy ! Total flux subtracted in 100 components = 0.0210625 Jy ! Clean residual min=-0.003923 max=0.008084 Jy/beam ! Clean residual mean=0.000001 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 0.180274 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.180274 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=0.059502Jy sigma=0.481822 ! Fit after self-cal, rms=0.059491Jy sigma=0.481569 ! Inverting map ! Added new window around map position (-6.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00672742 Jy ! Component: 100 - total flux cleaned = 0.00816737 Jy ! Total flux subtracted in 100 components = 0.00816737 Jy ! Clean residual min=-0.004130 max=0.004330 Jy/beam ! Clean residual mean=0.000001 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.188441 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 0.188441 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=0.058555Jy sigma=0.472790 ! Fit after self-cal, rms=0.058494Jy sigma=0.472270 ! 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=1.131 mas, bmaj=1.317 mas, bpa=4.323 degrees ! Estimated noise=0.388791 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 = 0.00400691 Jy ! Component: 100 - total flux cleaned = 0.00471655 Jy ! Component: 150 - total flux cleaned = 0.00502802 Jy ! Component: 200 - total flux cleaned = 0.00540096 Jy ! Total flux subtracted in 200 components = 0.00540096 Jy ! Clean residual min=-0.004035 max=0.004361 Jy/beam ! Clean residual mean=0.000002 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.193842 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.193842 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=0.058093Jy sigma=0.468941 ! Fit after self-cal, rms=0.058056Jy sigma=0.468590 ! Inverting map ! Added new window around map position (-2.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00325687 Jy ! Component: 100 - total flux cleaned = 0.00400331 Jy ! Component: 150 - total flux cleaned = 0.00463045 Jy ! Component: 200 - total flux cleaned = 0.00530588 Jy ! Total flux subtracted in 200 components = 0.00530588 Jy ! Clean residual min=-0.003336 max=0.003231 Jy/beam ! Clean residual mean=0.000001 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.199148 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.199148 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=0.057725Jy sigma=0.465486 ! Fit after self-cal, rms=0.057712Jy sigma=0.465339 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.131 x 1.317 at 4.323 degrees (North through East) ! Clean map min=-0.0032377 max=0.16344 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.90 HN 0.94 KP 0.97 ! MK 1.03 NL 1.10 OV 0.86 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 HN 1.02 KP 1.00 ! LA 1.00* NL 1.01 OV 1.01 PT 1.06 ! SC 1.00 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.94 HN 0.98 KP 0.94 ! MK 0.98 NL 1.14 OV 0.88 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 HN 1.01 KP 1.01 ! LA 1.00* NL 1.01 OV 1.02 PT 1.06 ! SC 1.02 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.93 HN 0.96 KP 0.97 ! MK 1.02 NL 1.13 OV 0.88 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 HN 0.99 KP 1.02 ! LA 1.00* NL 1.02 OV 1.02 PT 1.05 ! SC 1.02 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.93 HN 0.96 KP 0.97 ! MK 1.02 NL 1.11 OV 0.89 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.05 HN 1.01 KP 1.01 ! LA 1.00* NL 1.01 OV 1.02 PT 1.05 ! SC 1.04 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.92 HN 0.95 KP 0.98 ! MK 1.03 NL 1.12 OV 0.90 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 HN 1.02 KP 1.02 ! LA 1.00* NL 1.02 OV 1.02 PT 1.22 ! SC 0.99 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.94 HN 0.97 KP 0.98 ! MK 0.99 NL 1.09 OV 0.88 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.03 HN 1.01 KP 1.00 ! LA 1.00* NL 1.02 OV 1.03 PT 1.06 ! SC 1.02 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.92 HN 0.95 KP 0.97 ! MK 1.01 NL 1.11 OV 0.89 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 HN 0.99 KP 1.00 ! LA 1.00* NL 1.03 OV 1.01 PT 1.06 ! SC 1.02 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.93 HN 0.95 KP 1.00 ! MK 0.97 NL 1.07 OV 0.91 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.04 HN 1.01 KP 1.02 ! LA 1.00* NL 1.00 OV 1.00 PT 1.05 ! SC 1.01 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.96 HN 0.96 KP 0.97 ! MK 1.02 NL 1.12 OV 0.88 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.03 HN 1.00 KP 1.01 ! LA 1.00* NL 1.02 OV 1.04 PT 1.03 ! SC 1.01 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.93 HN 0.93 KP 0.96 ! MK 1.04 NL 1.14 OV 0.88 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.03 HN 1.00 KP 1.01 ! LA 1.00* NL 1.02 OV 1.03 PT 1.03 ! SC 1.02 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 0.96 KP 0.99 ! MK 0.98 NL 1.15 OV 0.87 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.05 HN 1.01 KP 1.00 ! LA 1.00* NL 1.01 OV 1.02 PT 1.05 ! SC 1.03 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.90 HN 0.96 KP 0.94 ! MK 1.07 NL 1.15 OV 0.89 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.05 HN 1.00 KP 1.01 ! LA 1.00* NL 1.02 OV 1.01 PT 1.04 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.057712Jy sigma=0.465339 ! Fit after self-cal, rms=0.057336Jy sigma=0.447150 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.133 mas, bmaj=1.308 mas, bpa=5.023 degrees ! Estimated noise=0.388195 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 (-8.6, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226808 Jy ! Component: 100 - total flux cleaned = 0.00365774 Jy ! Component: 150 - total flux cleaned = 0.00472983 Jy ! Component: 200 - total flux cleaned = 0.00534276 Jy ! Total flux subtracted in 200 components = 0.00534276 Jy ! Clean residual min=-0.002221 max=0.001595 Jy/beam ! Clean residual mean=-0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.204491 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 85 components and 0.204491 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=0.057212Jy sigma=0.446084 ! Fit after self-cal, rms=0.057230Jy sigma=0.445928 ! 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=0.057230Jy sigma=0.445928 ! Fit after self-cal, rms=0.057615Jy sigma=0.438702 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.133 mas, bmaj=1.308 mas, bpa=3.997 degrees ! Estimated noise=0.388842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102413 Jy ! Component: 100 - total flux cleaned = 0.00159137 Jy ! Component: 150 - total flux cleaned = 0.00190604 Jy ! Component: 200 - total flux cleaned = 0.00211229 Jy ! Total flux subtracted in 200 components = 0.00211229 Jy ! Clean residual min=-0.000945 max=0.000894 Jy/beam ! Clean residual mean=-0.000002 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.206603 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 110 components and 0.206603 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=0.057581Jy sigma=0.438373 ! Fit after self-cal, rms=0.057616Jy sigma=0.438305 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 = 0.000356565 Jy ! Component: 100 - total flux cleaned = 0.000591197 Jy ! Component: 150 - total flux cleaned = 0.000760354 Jy ! Component: 200 - total flux cleaned = 0.000896204 Jy ! Total flux subtracted in 200 components = 0.000896204 Jy ! Clean residual min=-0.000915 max=0.000878 Jy/beam ! Clean residual mean=-0.000002 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.207499 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 117 components and 0.207499 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=0.057599Jy sigma=0.438158 ! Fit after self-cal, rms=0.057599Jy sigma=0.438150 ! 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=0.057599Jy sigma=0.438150 ! Fit after self-cal, rms=0.057777Jy sigma=0.438115 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.134 mas, bmaj=1.307 mas, bpa=3.999 degrees ! Estimated noise=0.389077 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000457868 Jy ! Component: 100 - total flux cleaned = 0.000706425 Jy ! Component: 150 - total flux cleaned = 0.000800093 Jy ! Component: 200 - total flux cleaned = 0.000940311 Jy ! Total flux subtracted in 200 components = 0.000940311 Jy ! Clean residual min=-0.000885 max=0.000861 Jy/beam ! Clean residual mean=-0.000002 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.208439 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 120 components and 0.208439 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=0.057764Jy sigma=0.437998 ! Fit after self-cal, rms=0.057765Jy sigma=0.437993 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 = 0.000194605 Jy ! Component: 100 - total flux cleaned = 0.000339171 Jy ! Component: 150 - total flux cleaned = 0.00041336 Jy ! Component: 200 - total flux cleaned = 0.000511706 Jy ! Total flux subtracted in 200 components = 0.000511706 Jy ! Clean residual min=-0.000871 max=0.000852 Jy/beam ! Clean residual mean=-0.000002 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.208951 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 127 components and 0.208951 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=0.057757Jy sigma=0.437923 ! Fit after self-cal, rms=0.057756Jy sigma=0.437919 ! 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=0.057756Jy sigma=0.437919 ! Fit after self-cal, rms=0.057880Jy sigma=0.437905 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.159 mas, bmaj=2.5 mas, bpa=2.693 degrees ! Estimated noise=0.48497 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000597778 Jy ! Component: 100 - total flux cleaned = 0.000973857 Jy ! Component: 150 - total flux cleaned = 0.00118416 Jy ! Component: 200 - total flux cleaned = 0.00136584 Jy ! Total flux subtracted in 200 components = 0.00136584 Jy ! Clean residual min=-0.000920 max=0.000889 Jy/beam ! Clean residual mean=-0.000003 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.210317 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 142 components and 0.210317 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=0.057877Jy sigma=0.437880 ! Fit after self-cal, rms=0.057876Jy sigma=0.437871 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 = 0.000235689 Jy ! Component: 100 - total flux cleaned = 0.000352427 Jy ! Component: 150 - total flux cleaned = 0.000427751 Jy ! Component: 200 - total flux cleaned = 0.000509218 Jy ! Total flux subtracted in 200 components = 0.000509218 Jy ! Clean residual min=-0.000919 max=0.000854 Jy/beam ! Clean residual mean=-0.000003 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.210826 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 157 components and 0.210826 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=0.057875Jy sigma=0.437862 ! Fit after self-cal, rms=0.057875Jy sigma=0.437860 ! 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=1.135 mas, bmaj=1.306 mas, bpa=4.051 degrees ! Estimated noise=0.389472 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.135 x 1.306 at 4.051 degrees (North through East) ! Clean map min=-0.00080396 max=0.16322 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=0.8889 mas, bmaj=1.003 mas, bpa=20.58 degrees ! Estimated noise=0.845633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.124652 Jy ! Component: 100 - total flux cleaned = 0.157608 Jy ! Component: 150 - total flux cleaned = 0.171768 Jy ! Component: 200 - total flux cleaned = 0.179866 Jy ! Total flux subtracted in 200 components = 0.179866 Jy ! Clean residual min=-0.002275 max=0.004215 Jy/beam ! Clean residual mean=0.000000 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.179866 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.179866 Jy ! Inverting map and beam ! Estimated beam: bmin=1.135 mas, bmaj=1.306 mas, bpa=4.051 degrees ! Estimated noise=0.389472 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 = 0.00637768 Jy ! Component: 100 - total flux cleaned = 0.0107923 Jy ! Component: 150 - total flux cleaned = 0.0141811 Jy ! Component: 200 - total flux cleaned = 0.0168772 Jy ! Total flux subtracted in 200 components = 0.0168772 Jy ! Clean residual min=-0.001297 max=0.001603 Jy/beam ! Clean residual mean=-0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.196743 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 40 components and 0.196743 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217586 Jy ! Component: 100 - total flux cleaned = 0.00397915 Jy ! Component: 150 - total flux cleaned = 0.00549331 Jy ! Component: 200 - total flux cleaned = 0.00678576 Jy ! Total flux subtracted in 200 components = 0.00678576 Jy ! Clean residual min=-0.001057 max=0.001006 Jy/beam ! Clean residual mean=-0.000002 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.203529 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 60 components and 0.203529 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=2.159 mas, bmaj=2.5 mas, bpa=2.693 degrees ! Estimated noise=0.48497 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187197 Jy ! Component: 100 - total flux cleaned = 0.0032067 Jy ! Component: 150 - total flux cleaned = 0.00424152 Jy ! Component: 200 - total flux cleaned = 0.00506759 Jy ! Total flux subtracted in 200 components = 0.00506759 Jy ! Clean residual min=-0.001072 max=0.000891 Jy/beam ! Clean residual mean=-0.000003 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.208597 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 = 0.000671202 Jy ! Component: 100 - total flux cleaned = 0.00122186 Jy ! Component: 150 - total flux cleaned = 0.00156995 Jy ! Component: 200 - total flux cleaned = 0.00186484 Jy ! Total flux subtracted in 200 components = 0.00186484 Jy ! Clean residual min=-0.000971 max=0.000818 Jy/beam ! Clean residual mean=-0.000003 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.210462 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 134 components and 0.210462 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.135 mas, bmaj=1.306 mas, bpa=4.051 degrees ! Estimated noise=0.389472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000283503 Jy ! Component: 100 - total flux cleaned = 0.000408601 Jy ! Component: 150 - total flux cleaned = 0.000473135 Jy ! Component: 200 - total flux cleaned = 0.000492322 Jy ! Total flux subtracted in 200 components = 0.000492322 Jy ! Clean residual min=-0.000828 max=0.000843 Jy/beam ! Clean residual mean=-0.000002 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.210954 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 142 components and 0.210954 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=0.057889Jy sigma=0.437930 ! Fit after self-cal, rms=0.057885Jy sigma=0.437902 wmodel J1937+8356_X_a_map.mod ! Writing 142 model components to file: J1937+8356_X_a_map.mod wobs J1937+8356_X_a_uvs.fits ! Writing UV FITS file: J1937+8356_X_a_uvs.fits wwins J1937+8356_X_a_map.win ! wwins: Wrote 4 windows to J1937+8356_X_a_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 = -5.73762e-05 Jy ! Component: 100 - total flux cleaned = -8.58996e-05 Jy ! Component: 150 - total flux cleaned = -7.23408e-05 Jy ! Component: 200 - total flux cleaned = -4.63813e-05 Jy ! Component: 250 - total flux cleaned = -3.38414e-05 Jy ! Component: 300 - total flux cleaned = -5.80538e-05 Jy ! Component: 350 - total flux cleaned = -5.76447e-05 Jy ! Component: 400 - total flux cleaned = -4.59511e-05 Jy ! Component: 450 - total flux cleaned = -5.75739e-05 Jy ! Component: 500 - total flux cleaned = -2.37738e-05 Jy ! Component: 550 - total flux cleaned = -5.7354e-05 Jy ! Component: 600 - total flux cleaned = -5.74426e-05 Jy ! Component: 650 - total flux cleaned = -5.74066e-05 Jy ! Component: 700 - total flux cleaned = -3.58958e-05 Jy ! Component: 750 - total flux cleaned = -5.70368e-05 Jy ! Component: 800 - total flux cleaned = -3.60567e-05 Jy ! Component: 850 - total flux cleaned = -4.64063e-05 Jy ! Component: 900 - total flux cleaned = -1.56725e-05 Jy ! Component: 950 - total flux cleaned = 4.43712e-06 Jy ! Component: 1000 - total flux cleaned = 3.45102e-05 Jy ! Component: 1050 - total flux cleaned = 1.44632e-05 Jy ! Component: 1100 - total flux cleaned = 2.43037e-05 Jy ! Component: 1150 - total flux cleaned = 4.37982e-05 Jy ! Component: 1200 - total flux cleaned = 7.27293e-05 Jy ! Component: 1250 - total flux cleaned = 4.39056e-05 Jy ! Component: 1300 - total flux cleaned = 5.35263e-05 Jy ! Component: 1350 - total flux cleaned = 7.25512e-05 Jy ! Component: 1400 - total flux cleaned = 0.000138161 Jy ! Component: 1450 - total flux cleaned = 0.000138101 Jy ! Component: 1500 - total flux cleaned = 0.00014733 Jy ! Component: 1550 - total flux cleaned = 0.00014736 Jy ! Component: 1600 - total flux cleaned = 0.000147293 Jy ! Component: 1650 - total flux cleaned = 0.000219632 Jy ! Component: 1700 - total flux cleaned = 0.000255467 Jy ! Component: 1750 - total flux cleaned = 0.000246526 Jy ! Component: 1800 - total flux cleaned = 0.000281893 Jy ! Component: 1850 - total flux cleaned = 0.000273034 Jy ! Component: 1900 - total flux cleaned = 0.000308128 Jy ! Component: 1950 - total flux cleaned = 0.000255827 Jy ! Component: 2000 - total flux cleaned = 0.000281783 Jy ! Component: 2050 - total flux cleaned = 0.000264631 Jy ! Component: 2100 - total flux cleaned = 0.000298824 Jy ! Component: 2150 - total flux cleaned = 0.000298896 Jy ! Component: 2200 - total flux cleaned = 0.00031582 Jy ! Component: 2250 - total flux cleaned = 0.000315778 Jy ! Component: 2300 - total flux cleaned = 0.000324048 Jy ! Component: 2350 - total flux cleaned = 0.000299132 Jy ! Component: 2400 - total flux cleaned = 0.000299149 Jy ! Component: 2450 - total flux cleaned = 0.00028275 Jy ! Component: 2500 - total flux cleaned = 0.000299237 Jy ! Component: 2550 - total flux cleaned = 0.0002993 Jy ! Component: 2600 - total flux cleaned = 0.000266795 Jy ! Component: 2650 - total flux cleaned = 0.000266797 Jy ! Component: 2700 - total flux cleaned = 0.000274808 Jy ! Component: 2750 - total flux cleaned = 0.000282826 Jy ! Component: 2800 - total flux cleaned = 0.000266901 Jy ! Component: 2850 - total flux cleaned = 0.000259061 Jy ! Component: 2900 - total flux cleaned = 0.000259031 Jy ! Component: 2950 - total flux cleaned = 0.000274801 Jy ! Component: 3000 - total flux cleaned = 0.000243582 Jy ! Component: 3050 - total flux cleaned = 0.000259069 Jy ! Component: 3100 - total flux cleaned = 0.000274483 Jy ! Component: 3150 - total flux cleaned = 0.000274455 Jy ! Component: 3200 - total flux cleaned = 0.000274436 Jy ! Component: 3250 - total flux cleaned = 0.000282033 Jy ! Component: 3300 - total flux cleaned = 0.000244081 Jy ! Component: 3350 - total flux cleaned = 0.000236464 Jy ! Component: 3400 - total flux cleaned = 0.000228947 Jy ! Component: 3450 - total flux cleaned = 0.000243914 Jy ! Component: 3500 - total flux cleaned = 0.000236429 Jy ! Component: 3550 - total flux cleaned = 0.000228969 Jy ! Component: 3600 - total flux cleaned = 0.000236349 Jy ! Component: 3650 - total flux cleaned = 0.000228997 Jy ! Component: 3700 - total flux cleaned = 0.000206961 Jy ! Component: 3750 - total flux cleaned = 0.000206979 Jy ! Component: 3800 - total flux cleaned = 0.000236064 Jy ! Component: 3850 - total flux cleaned = 0.000272367 Jy ! Component: 3900 - total flux cleaned = 0.000272408 Jy ! Component: 3950 - total flux cleaned = 0.000279618 Jy ! Component: 4000 - total flux cleaned = 0.000250935 Jy ! Component: 4050 - total flux cleaned = 0.000308037 Jy ! Total flux subtracted in 4096 components = 0.000336435 Jy ! Clean residual min=-0.000408 max=0.000415 Jy/beam ! Clean residual mean=-0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.21129 Jy keep ! Adding 346 model components to the UV plane model. ! The established model now contains 488 components and 0.21129 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1937+8356_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.135 x 1.306 at 4.051 degrees (North through East) ! Clean map min=-0.00071209 max=0.16297 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1937+8356_X_a_map.fits wmodel /image_prod/ug002_uvm//J1937+8356_X_a_map.mod ! Writing 488 model components to file: /image_prod/ug002_uvm//J1937+8356_X_a_map.mod wobs /image_prod/ug002_uvm//J1937+8356_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1937+8356_X_a_uvs.fits wwins /image_prod/ug002_uvm//J1937+8356_X_a_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uvm//J1937+8356_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.162966 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000121639 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.223923 0.223923 0.447845 0.895691 1.79138 3.58276 7.16552 14.331 28.6621 57.3242 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.162 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1339.75 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1937+8356_X_a_dfm.log closed on Wed Mar 4 17:38:30 2020