! Started logfile: /image_prod/ug002_uva//J1923+4754_X_dfm.log on Thu Mar 5 04:09:16 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//J1923+4754_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1923+4754_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.834722 visibilities/baseline/integration-bin. ! Found source: J1923+4754 ! ! 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 21636 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 J1923+4754_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022924Jy sigma=9.233125 ! Fit after self-cal, rms=0.802624Jy sigma=7.201255 ! 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=0.692 mas, bmaj=1.207 mas, bpa=-13.8 degrees ! Estimated noise=1.19611 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 = 0.145615 Jy ! Component: 100 - total flux cleaned = 0.188948 Jy ! Total flux subtracted in 100 components = 0.188948 Jy ! Clean residual min=-0.007754 max=0.019317 Jy/beam ! Clean residual mean=-0.000004 rms=0.001808 Jy/beam ! Combined flux in latest and established models = 0.188948 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.188948 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=0.068982Jy sigma=0.594431 ! Fit after self-cal, rms=0.068777Jy sigma=0.592666 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221305 Jy ! Component: 100 - total flux cleaned = 0.033887 Jy ! Total flux subtracted in 100 components = 0.033887 Jy ! Clean residual min=-0.004740 max=0.007136 Jy/beam ! Clean residual mean=-0.000006 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 0.222834 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.222835 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=0.058992Jy sigma=0.494154 ! Fit after self-cal, rms=0.058878Jy sigma=0.493093 ! Inverting map ! Added new window around map position (0.2, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00818408 Jy ! Component: 100 - total flux cleaned = 0.0128835 Jy ! Total flux subtracted in 100 components = 0.0128835 Jy ! Clean residual min=-0.004179 max=0.004094 Jy/beam ! Clean residual mean=-0.000007 rms=0.000851 Jy/beam ! Combined flux in latest and established models = 0.235718 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 20 components and 0.235718 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=0.057225Jy sigma=0.477405 ! Fit after self-cal, rms=0.057121Jy sigma=0.476427 ! 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=0.9095 mas, bmaj=1.497 mas, bpa=-13.31 degrees ! Estimated noise=0.542639 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 = 0.00564781 Jy ! Component: 100 - total flux cleaned = 0.00877334 Jy ! Component: 150 - total flux cleaned = 0.010685 Jy ! Component: 200 - total flux cleaned = 0.0115433 Jy ! Total flux subtracted in 200 components = 0.0115433 Jy ! Clean residual min=-0.003948 max=0.004144 Jy/beam ! Clean residual mean=-0.000020 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 0.247261 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.247261 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=0.056508Jy sigma=0.471588 ! Fit after self-cal, rms=0.056478Jy sigma=0.471285 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9095 x 1.497 at -13.31 degrees (North through East) ! Clean map min=-0.0038037 max=0.19513 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.99 KP 1.08 ! LA 1.06 MK 1.02 OV 0.94 PT 0.89 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.96 KP 1.08 ! LA 1.07 MK 1.00 OV 0.93 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.97 KP 1.07 ! LA 1.05 MK 1.02 OV 0.95 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.96 KP 1.08 ! LA 1.03 MK 1.01 OV 0.92 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.97 KP 1.07 ! LA 1.03 MK 1.02 OV 0.93 PT 0.89 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 HN 1.00 KP 1.07 ! LA 1.03 MK 0.99 OV 0.93 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.99 KP 1.05 ! LA 1.04 MK 1.04 OV 0.92 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 0.98 KP 1.03 ! LA 1.04 MK 1.05 OV 0.92 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.99 KP 1.05 ! LA 1.03 MK 1.00 OV 0.93 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.98 KP 1.03 ! LA 1.05 MK 1.04 OV 0.93 PT 0.88 ! SC 1.08 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.98 KP 1.07 ! LA 1.04 MK 1.01 OV 0.93 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.97 KP 1.06 ! LA 1.02 MK 0.99 OV 0.92 PT 0.90 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.056478Jy sigma=0.471285 ! Fit after self-cal, rms=0.053887Jy sigma=0.451281 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9118 mas, bmaj=1.499 mas, bpa=-13.3 degrees ! Estimated noise=0.541282 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 (1.4, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276293 Jy ! Component: 100 - total flux cleaned = 0.00436575 Jy ! Component: 150 - total flux cleaned = 0.0055419 Jy ! Component: 200 - total flux cleaned = 0.00643856 Jy ! Total flux subtracted in 200 components = 0.00643856 Jy ! Clean residual min=-0.001308 max=0.001360 Jy/beam ! Clean residual mean=-0.000005 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.2537 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 54 components and 0.2537 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=0.053742Jy sigma=0.449646 ! Fit after self-cal, rms=0.053734Jy sigma=0.449502 ! Inverting map ! Added new window around map position (1.6, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117076 Jy ! Component: 100 - total flux cleaned = 0.0013821 Jy ! Component: 150 - total flux cleaned = 0.00149017 Jy ! Component: 200 - total flux cleaned = 0.00156469 Jy ! Total flux subtracted in 200 components = 0.00156469 Jy ! Clean residual min=-0.001115 max=0.000988 Jy/beam ! Clean residual mean=-0.000004 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.255265 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 76 components and 0.255265 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=0.053694Jy sigma=0.449152 ! Fit after self-cal, rms=0.053692Jy sigma=0.449125 ! 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=0.053692Jy sigma=0.449125 ! Fit after self-cal, rms=0.053671Jy sigma=0.447675 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9112 mas, bmaj=1.496 mas, bpa=-13.2 degrees ! Estimated noise=0.540766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259749 Jy ! Component: 100 - total flux cleaned = 0.000338797 Jy ! Component: 150 - total flux cleaned = 0.000407939 Jy ! Component: 200 - total flux cleaned = 0.000454361 Jy ! Total flux subtracted in 200 components = 0.000454361 Jy ! Clean residual min=-0.000951 max=0.000846 Jy/beam ! Clean residual mean=-0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.255719 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 86 components and 0.255719 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=0.053657Jy sigma=0.447565 ! Fit after self-cal, rms=0.053661Jy sigma=0.447551 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.01351e-05 Jy ! Component: 100 - total flux cleaned = 0.000143095 Jy ! Component: 150 - total flux cleaned = 0.000168111 Jy ! Component: 200 - total flux cleaned = 0.000203007 Jy ! Total flux subtracted in 200 components = 0.000203007 Jy ! Clean residual min=-0.000923 max=0.000838 Jy/beam ! Clean residual mean=-0.000002 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.255922 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 93 components and 0.255922 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=0.053654Jy sigma=0.447496 ! Fit after self-cal, rms=0.053653Jy sigma=0.447490 ! 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=0.053653Jy sigma=0.447490 ! Fit after self-cal, rms=0.053637Jy sigma=0.447482 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9116 mas, bmaj=1.495 mas, bpa=-13.2 degrees ! Estimated noise=0.540654 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.35011e-05 Jy ! Component: 100 - total flux cleaned = 3.53532e-05 Jy ! Component: 150 - total flux cleaned = 5.69951e-05 Jy ! Component: 200 - total flux cleaned = 7.71658e-05 Jy ! Total flux subtracted in 200 components = 7.71658e-05 Jy ! Clean residual min=-0.000892 max=0.000837 Jy/beam ! Clean residual mean=-0.000002 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.255999 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 99 components and 0.255999 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=0.053631Jy sigma=0.447441 ! Fit after self-cal, rms=0.053631Jy sigma=0.447434 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 = 1.93931e-05 Jy ! Component: 100 - total flux cleaned = 5.91289e-05 Jy ! Component: 150 - total flux cleaned = 6.83275e-05 Jy ! Component: 200 - total flux cleaned = 9.39783e-05 Jy ! Total flux subtracted in 200 components = 9.39783e-05 Jy ! Clean residual min=-0.000875 max=0.000833 Jy/beam ! Clean residual mean=-0.000002 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.256093 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 0.256093 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=0.053626Jy sigma=0.447407 ! Fit after self-cal, rms=0.053626Jy sigma=0.447402 ! 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=0.053626Jy sigma=0.447402 ! Fit after self-cal, rms=0.053615Jy sigma=0.447399 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.445 mas, bmaj=2.587 mas, bpa=8.402 degrees ! Estimated noise=0.696706 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000211606 Jy ! Component: 100 - total flux cleaned = 0.000232189 Jy ! Component: 150 - total flux cleaned = 0.00025866 Jy ! Component: 200 - total flux cleaned = 0.0002806 Jy ! Total flux subtracted in 200 components = 0.0002806 Jy ! Clean residual min=-0.000883 max=0.000881 Jy/beam ! Clean residual mean=-0.000005 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.256374 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 110 components and 0.256374 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=0.053614Jy sigma=0.447387 ! Fit after self-cal, rms=0.053613Jy sigma=0.447382 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 = 1.76816e-05 Jy ! Component: 100 - total flux cleaned = 3.178e-05 Jy ! Component: 150 - total flux cleaned = 3.80063e-05 Jy ! Component: 200 - total flux cleaned = 4.32269e-05 Jy ! Total flux subtracted in 200 components = 4.32269e-05 Jy ! Clean residual min=-0.000888 max=0.000852 Jy/beam ! Clean residual mean=-0.000005 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.256417 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 114 components and 0.256417 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=0.053613Jy sigma=0.447376 ! Fit after self-cal, rms=0.053612Jy sigma=0.447373 ! 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=0.9119 mas, bmaj=1.495 mas, bpa=-13.2 degrees ! Estimated noise=0.540603 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9119 x 1.495 at -13.2 degrees (North through East) ! Clean map min=-0.00080132 max=0.19455 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=0.6943 mas, bmaj=1.203 mas, bpa=-13.61 degrees ! Estimated noise=1.19458 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.145221 Jy ! Component: 100 - total flux cleaned = 0.191415 Jy ! Component: 150 - total flux cleaned = 0.213275 Jy ! Component: 200 - total flux cleaned = 0.225057 Jy ! Total flux subtracted in 200 components = 0.225057 Jy ! Clean residual min=-0.002834 max=0.005842 Jy/beam ! Clean residual mean=-0.000001 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.225057 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.225057 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9119 mas, bmaj=1.495 mas, bpa=-13.2 degrees ! Estimated noise=0.540603 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 = 0.00993074 Jy ! Component: 100 - total flux cleaned = 0.0150061 Jy ! Component: 150 - total flux cleaned = 0.0183317 Jy ! Component: 200 - total flux cleaned = 0.0208669 Jy ! Total flux subtracted in 200 components = 0.0208669 Jy ! Clean residual min=-0.001369 max=0.001722 Jy/beam ! Clean residual mean=-0.000005 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.245924 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 50 components and 0.245924 Jy ! Inverting map ! Added new window around map position (3, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205631 Jy ! Component: 100 - total flux cleaned = 0.00369153 Jy ! Component: 150 - total flux cleaned = 0.00502221 Jy ! Component: 200 - total flux cleaned = 0.00612133 Jy ! Total flux subtracted in 200 components = 0.00612133 Jy ! Clean residual min=-0.001044 max=0.000976 Jy/beam ! Clean residual mean=-0.000003 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.252045 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 78 components and 0.252045 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=2.445 mas, bmaj=2.587 mas, bpa=8.402 degrees ! Estimated noise=0.696706 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155252 Jy ! Component: 100 - total flux cleaned = 0.00256646 Jy ! Component: 150 - total flux cleaned = 0.00327583 Jy ! Component: 200 - total flux cleaned = 0.0037861 Jy ! Total flux subtracted in 200 components = 0.0037861 Jy ! Clean residual min=-0.000989 max=0.000771 Jy/beam ! Clean residual mean=-0.000006 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.255831 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 = 0.000373686 Jy ! Component: 100 - total flux cleaned = 0.000652051 Jy ! Component: 150 - total flux cleaned = 0.000862186 Jy ! Component: 200 - total flux cleaned = 0.00102281 Jy ! Total flux subtracted in 200 components = 0.00102281 Jy ! Clean residual min=-0.000946 max=0.000740 Jy/beam ! Clean residual mean=-0.000006 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.256854 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 151 components and 0.256854 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9119 mas, bmaj=1.495 mas, bpa=-13.2 degrees ! Estimated noise=0.540603 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.02448e-07 Jy ! Component: 100 - total flux cleaned = -1.47174e-05 Jy ! Component: 150 - total flux cleaned = 1.12604e-05 Jy ! Component: 200 - total flux cleaned = 3.56213e-05 Jy ! Total flux subtracted in 200 components = 3.56213e-05 Jy ! Clean residual min=-0.000899 max=0.000854 Jy/beam ! Clean residual mean=-0.000002 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.25689 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 169 components and 0.25689 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=0.053603Jy sigma=0.447334 ! Fit after self-cal, rms=0.053599Jy sigma=0.447271 wmodel J1923+4754_X_map.mod ! Writing 169 model components to file: J1923+4754_X_map.mod wobs J1923+4754_X_uvs.fits ! Writing UV FITS file: J1923+4754_X_uvs.fits wwins J1923+4754_X_map.win ! wwins: Wrote 5 windows to J1923+4754_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 = -0.000161093 Jy ! Component: 100 - total flux cleaned = -0.000248622 Jy ! Component: 150 - total flux cleaned = -0.000262473 Jy ! Component: 200 - total flux cleaned = -0.000223058 Jy ! Component: 250 - total flux cleaned = -0.000197394 Jy ! Component: 300 - total flux cleaned = -0.000209747 Jy ! Component: 350 - total flux cleaned = -0.000159796 Jy ! Component: 400 - total flux cleaned = -0.000208468 Jy ! Component: 450 - total flux cleaned = -0.00022028 Jy ! Component: 500 - total flux cleaned = -0.000196429 Jy ! Component: 550 - total flux cleaned = -0.000219889 Jy ! Component: 600 - total flux cleaned = -0.000254365 Jy ! Component: 650 - total flux cleaned = -0.000242686 Jy ! Component: 700 - total flux cleaned = -0.000253841 Jy ! Component: 750 - total flux cleaned = -0.000298126 Jy ! Component: 800 - total flux cleaned = -0.000320132 Jy ! Component: 850 - total flux cleaned = -0.000352638 Jy ! Component: 900 - total flux cleaned = -0.000416963 Jy ! Component: 950 - total flux cleaned = -0.000459455 Jy ! Component: 1000 - total flux cleaned = -0.000532755 Jy ! Component: 1050 - total flux cleaned = -0.000563914 Jy ! Component: 1100 - total flux cleaned = -0.00063593 Jy ! Component: 1150 - total flux cleaned = -0.000707019 Jy ! Component: 1200 - total flux cleaned = -0.000737158 Jy ! Component: 1250 - total flux cleaned = -0.000787104 Jy ! Component: 1300 - total flux cleaned = -0.000836506 Jy ! Component: 1350 - total flux cleaned = -0.000895166 Jy ! Component: 1400 - total flux cleaned = -0.000963003 Jy ! Component: 1450 - total flux cleaned = -0.00101096 Jy ! Component: 1500 - total flux cleaned = -0.00106809 Jy ! Component: 1550 - total flux cleaned = -0.00109645 Jy ! Component: 1600 - total flux cleaned = -0.00116201 Jy ! Component: 1650 - total flux cleaned = -0.00122693 Jy ! Component: 1700 - total flux cleaned = -0.00130061 Jy ! Component: 1750 - total flux cleaned = -0.00134636 Jy ! Component: 1800 - total flux cleaned = -0.00141896 Jy ! Component: 1850 - total flux cleaned = -0.00147285 Jy ! Component: 1900 - total flux cleaned = -0.00150835 Jy ! Component: 1950 - total flux cleaned = -0.00153489 Jy ! Component: 2000 - total flux cleaned = -0.00160514 Jy ! Component: 2050 - total flux cleaned = -0.00163119 Jy ! Component: 2100 - total flux cleaned = -0.00166575 Jy ! Component: 2150 - total flux cleaned = -0.00170023 Jy ! Component: 2200 - total flux cleaned = -0.00176845 Jy ! Component: 2250 - total flux cleaned = -0.00178552 Jy ! Component: 2300 - total flux cleaned = -0.00184447 Jy ! Component: 2350 - total flux cleaned = -0.00189467 Jy ! Component: 2400 - total flux cleaned = -0.00194445 Jy ! Component: 2450 - total flux cleaned = -0.00196925 Jy ! Component: 2500 - total flux cleaned = -0.00202663 Jy ! Component: 2550 - total flux cleaned = -0.00207566 Jy ! Component: 2600 - total flux cleaned = -0.00211623 Jy ! Component: 2650 - total flux cleaned = -0.0021566 Jy ! Component: 2700 - total flux cleaned = -0.00222867 Jy ! Component: 2750 - total flux cleaned = -0.0022446 Jy ! Component: 2800 - total flux cleaned = -0.00231574 Jy ! Component: 2850 - total flux cleaned = -0.0023471 Jy ! Component: 2900 - total flux cleaned = -0.00237833 Jy ! Component: 2950 - total flux cleaned = -0.0024327 Jy ! Component: 3000 - total flux cleaned = -0.00244037 Jy ! Component: 3050 - total flux cleaned = -0.00247873 Jy ! Component: 3100 - total flux cleaned = -0.00253209 Jy ! Component: 3150 - total flux cleaned = -0.00257006 Jy ! Component: 3200 - total flux cleaned = -0.00257013 Jy ! Component: 3250 - total flux cleaned = -0.00260764 Jy ! Component: 3300 - total flux cleaned = -0.0026749 Jy ! Component: 3350 - total flux cleaned = -0.00266746 Jy ! Component: 3400 - total flux cleaned = -0.00270442 Jy ! Component: 3450 - total flux cleaned = -0.00274859 Jy ! Component: 3500 - total flux cleaned = -0.00275592 Jy ! Component: 3550 - total flux cleaned = -0.00274867 Jy ! Component: 3600 - total flux cleaned = -0.00278489 Jy ! Component: 3650 - total flux cleaned = -0.00279206 Jy ! Component: 3700 - total flux cleaned = -0.00284226 Jy ! Component: 3750 - total flux cleaned = -0.0028351 Jy ! Component: 3800 - total flux cleaned = -0.00287766 Jy ! Component: 3850 - total flux cleaned = -0.00288473 Jy ! Component: 3900 - total flux cleaned = -0.0029339 Jy ! Component: 3950 - total flux cleaned = -0.00293397 Jy ! Component: 4000 - total flux cleaned = -0.00296185 Jy ! Component: 4050 - total flux cleaned = -0.00295495 Jy ! Total flux subtracted in 4096 components = -0.00296198 Jy ! Clean residual min=-0.000396 max=0.000419 Jy/beam ! Clean residual mean=-0.000001 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.253928 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 469 components and 0.253928 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1923+4754_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9119 x 1.495 at -13.2 degrees (North through East) ! Clean map min=-0.00064214 max=0.19452 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1923+4754_X_map.fits wmodel /image_prod/ug002_uva//J1923+4754_X_map.mod ! Writing 469 model components to file: /image_prod/ug002_uva//J1923+4754_X_map.mod wobs /image_prod/ug002_uva//J1923+4754_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1923+4754_X_uvs.fits wwins /image_prod/ug002_uva//J1923+4754_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1923+4754_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.194516 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000113053 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.174361 0.174361 0.348722 0.697444 1.39489 2.78977 5.57955 11.1591 22.3182 44.6364 89.2728 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.194 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1720.57 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1923+4754_X_dfm.log closed on Thu Mar 5 04:09:20 2020