! Started logfile: /image_prod/ug002_uva//J2015+5253_X_dfm.log on Thu Mar 5 04:41:22 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//J2015+5253_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2015+5253_X_uva.fits ! AN table 1: 80 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.857986 visibilities/baseline/integration-bin. ! Found source: J2015+5253 ! ! 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 29652 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 J2015+5253_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 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 53 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023091Jy sigma=8.649556 ! Fit after self-cal, rms=0.771703Jy sigma=6.467978 ! 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=0.7224 mas, bmaj=1.07 mas, bpa=-8.073 degrees ! Estimated noise=1.12228 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 = 0.170501 Jy ! Component: 100 - total flux cleaned = 0.21933 Jy ! Total flux subtracted in 100 components = 0.21933 Jy ! Clean residual min=-0.010035 max=0.024281 Jy/beam ! Clean residual mean=0.000034 rms=0.002046 Jy/beam ! Combined flux in latest and established models = 0.21933 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.21933 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=0.075293Jy sigma=0.622026 ! Fit after self-cal, rms=0.075290Jy sigma=0.621849 ! Inverting map ! Added new window around map position (-4, -7.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025902 Jy ! Component: 100 - total flux cleaned = 0.0412772 Jy ! Total flux subtracted in 100 components = 0.0412772 Jy ! Clean residual min=-0.007266 max=0.016867 Jy/beam ! Clean residual mean=0.000023 rms=0.001400 Jy/beam ! Combined flux in latest and established models = 0.260607 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.260607 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=0.063959Jy sigma=0.519633 ! Fit after self-cal, rms=0.063628Jy sigma=0.517218 ! Inverting map ! Added new window around map position (-1.4, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148524 Jy ! Component: 100 - total flux cleaned = 0.0235108 Jy ! Total flux subtracted in 100 components = 0.0235108 Jy ! Clean residual min=-0.005891 max=0.009477 Jy/beam ! Clean residual mean=0.000016 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 0.284118 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.284118 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=0.059078Jy sigma=0.477401 ! Fit after self-cal, rms=0.058752Jy sigma=0.473882 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00754663 Jy ! Component: 100 - total flux cleaned = 0.0129041 Jy ! Total flux subtracted in 100 components = 0.0129041 Jy ! Clean residual min=-0.004911 max=0.006185 Jy/beam ! Clean residual mean=0.000012 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.297022 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.297022 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=0.057236Jy sigma=0.460390 ! Fit after self-cal, rms=0.057174Jy sigma=0.459661 ! 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=0.9444 mas, bmaj=1.345 mas, bpa=-4.684 degrees ! Estimated noise=0.495735 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 = 0.0080463 Jy ! Component: 100 - total flux cleaned = 0.013503 Jy ! Component: 150 - total flux cleaned = 0.0175969 Jy ! Component: 200 - total flux cleaned = 0.0207337 Jy ! Total flux subtracted in 200 components = 0.0207337 Jy ! Clean residual min=-0.004251 max=0.004565 Jy/beam ! Clean residual mean=0.000014 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 0.317756 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 49 components and 0.317756 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=0.055772Jy sigma=0.446893 ! Fit after self-cal, rms=0.055650Jy sigma=0.445673 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9444 x 1.345 at -4.684 degrees (North through East) ! Clean map min=-0.0038489 max=0.22741 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.94 KP 1.05 ! LA 1.04 MK 1.05 OV 0.95 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.94 KP 1.05 ! LA 1.03 MK 1.06 OV 0.95 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.95 KP 1.06 ! LA 1.04 MK 1.06 OV 0.95 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.94 KP 1.05 ! LA 1.04 MK 1.06 OV 0.95 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.94 KP 1.05 ! LA 1.04 MK 1.05 OV 0.95 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.95 KP 1.05 ! LA 1.04 MK 1.06 OV 0.95 PT 0.91 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.94 KP 1.05 ! LA 1.03 MK 1.05 OV 0.96 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.94 KP 1.06 ! LA 1.04 MK 1.06 OV 0.95 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.94 KP 1.06 ! LA 1.04 MK 1.04 OV 0.95 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.93 KP 1.06 ! LA 1.04 MK 1.07 OV 0.96 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.94 KP 1.05 ! LA 1.04 MK 1.06 OV 0.95 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.95 KP 1.07 ! LA 1.04 MK 1.08 OV 0.95 PT 0.92 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.055650Jy sigma=0.445673 ! Fit after self-cal, rms=0.053623Jy sigma=0.425685 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9529 mas, bmaj=1.352 mas, bpa=-4.968 degrees ! Estimated noise=0.493768 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 (-2, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0040405 Jy ! Component: 100 - total flux cleaned = 0.00627313 Jy ! Component: 150 - total flux cleaned = 0.00708297 Jy ! Component: 200 - total flux cleaned = 0.00767861 Jy ! Total flux subtracted in 200 components = 0.00767861 Jy ! Clean residual min=-0.001759 max=0.001750 Jy/beam ! Clean residual mean=-0.000001 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.325434 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 0.325434 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=0.053250Jy sigma=0.422178 ! Fit after self-cal, rms=0.053236Jy sigma=0.421855 ! 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=0.053236Jy sigma=0.421855 ! Fit after self-cal, rms=0.053171Jy sigma=0.419483 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9523 mas, bmaj=1.353 mas, bpa=-4.499 degrees ! Estimated noise=0.494326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198515 Jy ! Component: 100 - total flux cleaned = 0.00300041 Jy ! Component: 150 - total flux cleaned = 0.00347207 Jy ! Component: 200 - total flux cleaned = 0.00376239 Jy ! Total flux subtracted in 200 components = 0.00376239 Jy ! Clean residual min=-0.001185 max=0.001246 Jy/beam ! Clean residual mean=-0.000003 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.329197 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 69 components and 0.329197 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=0.053072Jy sigma=0.418624 ! Fit after self-cal, rms=0.053064Jy sigma=0.418521 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 (-32, 35.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118753 Jy ! Component: 100 - total flux cleaned = 0.00150925 Jy ! Component: 150 - total flux cleaned = 0.00175575 Jy ! Component: 200 - total flux cleaned = 0.00192102 Jy ! Total flux subtracted in 200 components = 0.00192102 Jy ! Clean residual min=-0.001039 max=0.001118 Jy/beam ! Clean residual mean=-0.000002 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.331118 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.331118 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=0.053018Jy sigma=0.418139 ! Fit after self-cal, rms=0.053015Jy sigma=0.418107 ! Inverting map ! Added new window around map position (12, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000838729 Jy ! Component: 100 - total flux cleaned = 0.00100864 Jy ! Component: 150 - total flux cleaned = 0.00105915 Jy ! Component: 200 - total flux cleaned = 0.001131 Jy ! Total flux subtracted in 200 components = 0.001131 Jy ! Clean residual min=-0.000993 max=0.001049 Jy/beam ! Clean residual mean=-0.000002 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.332249 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 95 components and 0.332249 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=0.052983Jy sigma=0.417858 ! Fit after self-cal, rms=0.052982Jy sigma=0.417846 ! 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=0.052982Jy sigma=0.417846 ! Fit after self-cal, rms=0.053020Jy sigma=0.417577 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9521 mas, bmaj=1.353 mas, bpa=-4.471 degrees ! Estimated noise=0.494559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000926564 Jy ! Component: 100 - total flux cleaned = 0.00124671 Jy ! Component: 150 - total flux cleaned = 0.00145464 Jy ! Component: 200 - total flux cleaned = 0.00160305 Jy ! Total flux subtracted in 200 components = 0.00160305 Jy ! Clean residual min=-0.000981 max=0.000977 Jy/beam ! Clean residual mean=-0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.333852 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 103 components and 0.333851 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=0.052992Jy sigma=0.417351 ! Fit after self-cal, rms=0.052992Jy sigma=0.417331 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 (-4.6, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000988563 Jy ! Component: 100 - total flux cleaned = 0.0013609 Jy ! Component: 150 - total flux cleaned = 0.00142372 Jy ! Component: 200 - total flux cleaned = 0.00144339 Jy ! Total flux subtracted in 200 components = 0.00144339 Jy ! Clean residual min=-0.001029 max=0.000893 Jy/beam ! Clean residual mean=-0.000003 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.335295 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 115 components and 0.335295 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=0.052968Jy sigma=0.417125 ! Fit after self-cal, rms=0.052967Jy sigma=0.417113 ! 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=0.052967Jy sigma=0.417113 ! Fit after self-cal, rms=0.052991Jy sigma=0.417073 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.28 mas, bmaj=2.472 mas, bpa=24.38 degrees ! Estimated noise=0.639911 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000782988 Jy ! Component: 100 - total flux cleaned = 0.00126346 Jy ! Component: 150 - total flux cleaned = 0.00140154 Jy ! Component: 200 - total flux cleaned = 0.00148873 Jy ! Total flux subtracted in 200 components = 0.00148873 Jy ! Clean residual min=-0.001014 max=0.001116 Jy/beam ! Clean residual mean=-0.000007 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.336784 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 133 components and 0.336784 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=0.052984Jy sigma=0.417008 ! Fit after self-cal, rms=0.052984Jy sigma=0.416997 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 = 0.000170886 Jy ! Component: 100 - total flux cleaned = 0.000285294 Jy ! Component: 150 - total flux cleaned = 0.000350469 Jy ! Component: 200 - total flux cleaned = 0.000391996 Jy ! Total flux subtracted in 200 components = 0.000391996 Jy ! Clean residual min=-0.001022 max=0.001124 Jy/beam ! Clean residual mean=-0.000008 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.337176 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 142 components and 0.337176 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=0.052982Jy sigma=0.416978 ! Fit after self-cal, rms=0.052981Jy sigma=0.416973 ! 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=0.9519 mas, bmaj=1.353 mas, bpa=-4.461 degrees ! Estimated noise=0.494796 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9519 x 1.353 at -4.461 degrees (North through East) ! Clean map min=-0.0009086 max=0.22555 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=0.7302 mas, bmaj=1.078 mas, bpa=-7.748 degrees ! Estimated noise=1.12569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.170602 Jy ! Component: 100 - total flux cleaned = 0.219249 Jy ! Component: 150 - total flux cleaned = 0.247088 Jy ! Component: 200 - total flux cleaned = 0.265459 Jy ! Total flux subtracted in 200 components = 0.265459 Jy ! Clean residual min=-0.005295 max=0.009928 Jy/beam ! Clean residual mean=0.000019 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.265459 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.265459 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9519 mas, bmaj=1.353 mas, bpa=-4.461 degrees ! Estimated noise=0.494796 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 = 0.0175267 Jy ! Component: 100 - total flux cleaned = 0.0293088 Jy ! Component: 150 - total flux cleaned = 0.0379882 Jy ! Component: 200 - total flux cleaned = 0.0446041 Jy ! Total flux subtracted in 200 components = 0.0446041 Jy ! Clean residual min=-0.002070 max=0.003974 Jy/beam ! Clean residual mean=0.000013 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.310063 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 46 components and 0.310063 Jy ! Inverting map ! Added new window around map position (-3, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00521408 Jy ! Component: 100 - total flux cleaned = 0.00932881 Jy ! Component: 150 - total flux cleaned = 0.0125843 Jy ! Component: 200 - total flux cleaned = 0.0151701 Jy ! Total flux subtracted in 200 components = 0.0151701 Jy ! Clean residual min=-0.001305 max=0.001571 Jy/beam ! Clean residual mean=0.000002 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.325233 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 62 components and 0.325234 Jy ! Inverting map ! Added new window around map position (-1.4, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207613 Jy ! Component: 100 - total flux cleaned = 0.00377252 Jy ! Component: 150 - total flux cleaned = 0.00519736 Jy ! Component: 200 - total flux cleaned = 0.00641233 Jy ! Total flux subtracted in 200 components = 0.00641233 Jy ! Clean residual min=-0.001065 max=0.001011 Jy/beam ! Clean residual mean=-0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.331646 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 87 components and 0.331646 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=2.28 mas, bmaj=2.472 mas, bpa=24.38 degrees ! Estimated noise=0.639911 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166907 Jy ! Component: 100 - total flux cleaned = 0.00273079 Jy ! Component: 150 - total flux cleaned = 0.00349938 Jy ! Component: 200 - total flux cleaned = 0.00409727 Jy ! Total flux subtracted in 200 components = 0.00409727 Jy ! Clean residual min=-0.001085 max=0.001067 Jy/beam ! Clean residual mean=-0.000008 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.335743 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 = 0.000357077 Jy ! Component: 100 - total flux cleaned = 0.00065905 Jy ! Component: 150 - total flux cleaned = 0.000875555 Jy ! Component: 200 - total flux cleaned = 0.00105306 Jy ! Total flux subtracted in 200 components = 0.00105306 Jy ! Clean residual min=-0.001080 max=0.001070 Jy/beam ! Clean residual mean=-0.000008 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.336796 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 167 components and 0.336796 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9519 mas, bmaj=1.353 mas, bpa=-4.461 degrees ! Estimated noise=0.494796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000105731 Jy ! Component: 100 - total flux cleaned = -6.21117e-05 Jy ! Component: 150 - total flux cleaned = -1.60388e-06 Jy ! Component: 200 - total flux cleaned = 5.50477e-05 Jy ! Total flux subtracted in 200 components = 5.50477e-05 Jy ! Clean residual min=-0.000896 max=0.000838 Jy/beam ! Clean residual mean=-0.000004 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.336851 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 185 components and 0.336851 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=0.052982Jy sigma=0.416917 ! Fit after self-cal, rms=0.052976Jy sigma=0.416886 wmodel J2015+5253_X_map.mod ! Writing 185 model components to file: J2015+5253_X_map.mod wobs J2015+5253_X_uvs.fits ! Writing UV FITS file: J2015+5253_X_uvs.fits wwins J2015+5253_X_map.win ! wwins: Wrote 9 windows to J2015+5253_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 = -0.000169546 Jy ! Component: 100 - total flux cleaned = -7.92667e-05 Jy ! Component: 150 - total flux cleaned = -6.50156e-05 Jy ! Component: 200 - total flux cleaned = -5.08393e-05 Jy ! Component: 250 - total flux cleaned = -9.24035e-05 Jy ! Component: 300 - total flux cleaned = -7.90911e-05 Jy ! Component: 350 - total flux cleaned = -7.93412e-05 Jy ! Component: 400 - total flux cleaned = -7.94365e-05 Jy ! Component: 450 - total flux cleaned = -9.22884e-05 Jy ! Component: 500 - total flux cleaned = -7.97395e-05 Jy ! Component: 550 - total flux cleaned = -7.96736e-05 Jy ! Component: 600 - total flux cleaned = -5.53443e-05 Jy ! Component: 650 - total flux cleaned = -7.92797e-05 Jy ! Component: 700 - total flux cleaned = -0.000102874 Jy ! Component: 750 - total flux cleaned = -7.9674e-05 Jy ! Component: 800 - total flux cleaned = -9.12985e-05 Jy ! Component: 850 - total flux cleaned = -6.85046e-05 Jy ! Component: 900 - total flux cleaned = -0.000102278 Jy ! Component: 950 - total flux cleaned = -0.000113317 Jy ! Component: 1000 - total flux cleaned = -0.000102411 Jy ! Component: 1050 - total flux cleaned = -0.000135243 Jy ! Component: 1100 - total flux cleaned = -0.00014607 Jy ! Component: 1150 - total flux cleaned = -0.000199357 Jy ! Component: 1200 - total flux cleaned = -0.000167467 Jy ! Component: 1250 - total flux cleaned = -0.000230436 Jy ! Component: 1300 - total flux cleaned = -0.000230428 Jy ! Component: 1350 - total flux cleaned = -0.000251122 Jy ! Component: 1400 - total flux cleaned = -0.000312576 Jy ! Component: 1450 - total flux cleaned = -0.000342997 Jy ! Component: 1500 - total flux cleaned = -0.000363092 Jy ! Component: 1550 - total flux cleaned = -0.000413047 Jy ! Component: 1600 - total flux cleaned = -0.000423002 Jy ! Component: 1650 - total flux cleaned = -0.000452532 Jy ! Component: 1700 - total flux cleaned = -0.000472086 Jy ! Component: 1750 - total flux cleaned = -0.000539851 Jy ! Component: 1800 - total flux cleaned = -0.000607196 Jy ! Component: 1850 - total flux cleaned = -0.000607082 Jy ! Component: 1900 - total flux cleaned = -0.000644927 Jy ! Component: 1950 - total flux cleaned = -0.000654236 Jy ! Component: 2000 - total flux cleaned = -0.000719665 Jy ! Component: 2050 - total flux cleaned = -0.000701133 Jy ! Component: 2100 - total flux cleaned = -0.000774907 Jy ! Component: 2150 - total flux cleaned = -0.000784148 Jy ! Component: 2200 - total flux cleaned = -0.000838741 Jy ! Component: 2250 - total flux cleaned = -0.000856913 Jy ! Component: 2300 - total flux cleaned = -0.000919749 Jy ! Component: 2350 - total flux cleaned = -0.000937565 Jy ! Component: 2400 - total flux cleaned = -0.00094648 Jy ! Component: 2450 - total flux cleaned = -0.000973061 Jy ! Component: 2500 - total flux cleaned = -0.000999346 Jy ! Component: 2550 - total flux cleaned = -0.00102553 Jy ! Component: 2600 - total flux cleaned = -0.00107756 Jy ! Component: 2650 - total flux cleaned = -0.00111195 Jy ! Component: 2700 - total flux cleaned = -0.00113768 Jy ! Component: 2750 - total flux cleaned = -0.00118021 Jy ! Component: 2800 - total flux cleaned = -0.00123949 Jy ! Component: 2850 - total flux cleaned = -0.00126468 Jy ! Component: 2900 - total flux cleaned = -0.00131491 Jy ! Component: 2950 - total flux cleaned = -0.0013482 Jy ! Component: 3000 - total flux cleaned = -0.00135644 Jy ! Component: 3050 - total flux cleaned = -0.0014141 Jy ! Component: 3100 - total flux cleaned = -0.00142235 Jy ! Component: 3150 - total flux cleaned = -0.00144686 Jy ! Component: 3200 - total flux cleaned = -0.00150362 Jy ! Component: 3250 - total flux cleaned = -0.00152781 Jy ! Component: 3300 - total flux cleaned = -0.00154385 Jy ! Component: 3350 - total flux cleaned = -0.00156781 Jy ! Component: 3400 - total flux cleaned = -0.00163935 Jy ! Component: 3450 - total flux cleaned = -0.00167092 Jy ! Component: 3500 - total flux cleaned = -0.00169445 Jy ! Component: 3550 - total flux cleaned = -0.0017257 Jy ! Component: 3600 - total flux cleaned = -0.00176468 Jy ! Component: 3650 - total flux cleaned = -0.00179569 Jy ! Component: 3700 - total flux cleaned = -0.00181108 Jy ! Component: 3750 - total flux cleaned = -0.00181869 Jy ! Component: 3800 - total flux cleaned = -0.00184929 Jy ! Component: 3850 - total flux cleaned = -0.00184921 Jy ! Component: 3900 - total flux cleaned = -0.00190217 Jy ! Component: 3950 - total flux cleaned = -0.00190213 Jy ! Component: 4000 - total flux cleaned = -0.0018872 Jy ! Component: 4050 - total flux cleaned = -0.00189463 Jy ! Total flux subtracted in 4096 components = -0.00193929 Jy ! Clean residual min=-0.000394 max=0.000428 Jy/beam ! Clean residual mean=-0.000001 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.334912 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 508 components and 0.334912 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2015+5253_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9519 x 1.353 at -4.461 degrees (North through East) ! Clean map min=-0.00070689 max=0.22555 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2015+5253_X_map.fits wmodel /image_prod/ug002_uva//J2015+5253_X_map.mod ! Writing 508 model components to file: /image_prod/ug002_uva//J2015+5253_X_map.mod wobs /image_prod/ug002_uva//J2015+5253_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2015+5253_X_uvs.fits wwins /image_prod/ug002_uva//J2015+5253_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J2015+5253_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.225549 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123094 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.163726 0.163726 0.327452 0.654903 1.30981 2.61961 5.23922 10.4784 20.9569 41.9138 83.8276 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.225 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1832.33 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2015+5253_X_dfm.log closed on Thu Mar 5 04:41:28 2020