! Started logfile: /image_prod/ug002_uva//J0253+5102_X_dfm.log on Wed Mar 4 19:42:02 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//J0253+5102_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0253+5102_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.968519 visibilities/baseline/integration-bin. ! Found source: J0253+5102 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 25104 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 J0253+5102_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018957Jy sigma=9.285994 ! Fit after self-cal, rms=0.823725Jy sigma=7.485214 ! 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=0.693 mas, bmaj=1.113 mas, bpa=3.208 degrees ! Estimated noise=1.04928 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 = 0.128625 Jy ! Component: 100 - total flux cleaned = 0.160756 Jy ! Total flux subtracted in 100 components = 0.160756 Jy ! Clean residual min=-0.005274 max=0.013503 Jy/beam ! Clean residual mean=0.000011 rms=0.001296 Jy/beam ! Combined flux in latest and established models = 0.160756 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.160756 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=0.063467Jy sigma=0.562530 ! Fit after self-cal, rms=0.063461Jy sigma=0.562419 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151583 Jy ! Component: 100 - total flux cleaned = 0.0235623 Jy ! Total flux subtracted in 100 components = 0.0235623 Jy ! Clean residual min=-0.004055 max=0.005881 Jy/beam ! Clean residual mean=0.000006 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.184318 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.184318 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=0.057060Jy sigma=0.498143 ! Fit after self-cal, rms=0.057041Jy sigma=0.497857 ! Inverting map ! Added new window around map position (1.6, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00653702 Jy ! Component: 100 - total flux cleaned = 0.0112269 Jy ! Total flux subtracted in 100 components = 0.0112269 Jy ! Clean residual min=-0.003965 max=0.004728 Jy/beam ! Clean residual mean=0.000004 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.195545 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.195545 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=0.055316Jy sigma=0.480157 ! Fit after self-cal, rms=0.055204Jy sigma=0.479189 ! 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=0.9073 mas, bmaj=1.416 mas, bpa=4.766 degrees ! Estimated noise=0.497544 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 = 0.00899217 Jy ! Component: 100 - total flux cleaned = 0.0144279 Jy ! Component: 150 - total flux cleaned = 0.0180262 Jy ! Component: 200 - total flux cleaned = 0.020502 Jy ! Total flux subtracted in 200 components = 0.020502 Jy ! Clean residual min=-0.004234 max=0.004007 Jy/beam ! Clean residual mean=0.000006 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.216047 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 54 components and 0.216047 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=0.053620Jy sigma=0.463797 ! Fit after self-cal, rms=0.053481Jy sigma=0.462526 ! Inverting map ! Added new window around map position (3, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00440722 Jy ! Component: 100 - total flux cleaned = 0.00659692 Jy ! Component: 150 - total flux cleaned = 0.00739896 Jy ! Component: 200 - total flux cleaned = 0.00796188 Jy ! Total flux subtracted in 200 components = 0.00796188 Jy ! Clean residual min=-0.003698 max=0.002545 Jy/beam ! Clean residual mean=0.000002 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.224009 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 76 components and 0.224009 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=0.053133Jy sigma=0.458996 ! Fit after self-cal, rms=0.053082Jy sigma=0.458504 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9073 x 1.416 at 4.766 degrees (North through East) ! Clean map min=-0.0032306 max=0.17164 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 1.03 KP 1.07 ! LA 1.05 MK 1.02 OV 0.94 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.05 KP 1.05 ! LA 1.05 MK 0.99 OV 0.93 PT 0.91 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.01 KP 1.04 ! LA 1.05 MK 1.00 OV 0.94 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 1.00 KP 1.04 ! LA 1.04 MK 1.02 OV 0.94 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 1.01 KP 1.05 ! LA 1.06 MK 1.02 OV 0.96 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.03 KP 1.04 ! LA 1.04 MK 1.03 OV 0.93 PT 0.91 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.00 KP 1.03 ! LA 1.06 MK 1.01 OV 0.93 PT 0.91 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.99 KP 1.05 ! LA 1.07 MK 1.05 OV 0.94 PT 0.90 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.03 KP 1.04 ! LA 1.03 MK 1.01 OV 0.93 PT 0.91 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.03 KP 1.04 ! LA 1.04 MK 1.03 OV 0.92 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.00 KP 1.03 ! LA 1.04 MK 1.04 OV 0.96 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.99 KP 1.04 ! LA 1.00 MK 1.02 OV 0.95 PT 0.91 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.053082Jy sigma=0.458504 ! Fit after self-cal, rms=0.051511Jy sigma=0.445892 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9091 mas, bmaj=1.421 mas, bpa=5.088 degrees ! Estimated noise=0.496581 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 = 0.000901727 Jy ! Component: 100 - total flux cleaned = 0.00122447 Jy ! Component: 150 - total flux cleaned = 0.0013315 Jy ! Component: 200 - total flux cleaned = 0.00133172 Jy ! Total flux subtracted in 200 components = 0.00133172 Jy ! Clean residual min=-0.001013 max=0.001265 Jy/beam ! Clean residual mean=-0.000003 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.225341 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.225341 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=0.051466Jy sigma=0.445452 ! Fit after self-cal, rms=0.051457Jy sigma=0.445336 ! 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=0.051457Jy sigma=0.445336 ! Fit after self-cal, rms=0.051278Jy sigma=0.443843 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9082 mas, bmaj=1.419 mas, bpa=4.768 degrees ! Estimated noise=0.496116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000289204 Jy ! Component: 100 - total flux cleaned = 0.000358955 Jy ! Component: 150 - total flux cleaned = 0.000396487 Jy ! Component: 200 - total flux cleaned = 0.000412371 Jy ! Total flux subtracted in 200 components = 0.000412371 Jy ! Clean residual min=-0.000865 max=0.001023 Jy/beam ! Clean residual mean=-0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.225753 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 104 components and 0.225753 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=0.051262Jy sigma=0.443687 ! Fit after self-cal, rms=0.051261Jy sigma=0.443669 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 (-8.8, 9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000851679 Jy ! Component: 100 - total flux cleaned = 0.000932597 Jy ! Component: 150 - total flux cleaned = 0.000966278 Jy ! Component: 200 - total flux cleaned = 0.00101157 Jy ! Total flux subtracted in 200 components = 0.00101157 Jy ! Clean residual min=-0.000884 max=0.000939 Jy/beam ! Clean residual mean=-0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.226765 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 124 components and 0.226765 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=0.051243Jy sigma=0.443503 ! Fit after self-cal, rms=0.051242Jy sigma=0.443493 ! Inverting map ! Added new window around map position (-4, -23.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000756532 Jy ! Component: 100 - total flux cleaned = 0.000916769 Jy ! Component: 150 - total flux cleaned = 0.0009475 Jy ! Component: 200 - total flux cleaned = 0.000976697 Jy ! Total flux subtracted in 200 components = 0.000976697 Jy ! Clean residual min=-0.000880 max=0.000782 Jy/beam ! Clean residual mean=-0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.227741 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 139 components and 0.227741 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=0.051226Jy sigma=0.443351 ! Fit after self-cal, rms=0.051225Jy sigma=0.443346 ! 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=0.051225Jy sigma=0.443346 ! Fit after self-cal, rms=0.051181Jy sigma=0.443315 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.908 mas, bmaj=1.418 mas, bpa=4.74 degrees ! Estimated noise=0.495588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00012095 Jy ! Component: 100 - total flux cleaned = 0.00016736 Jy ! Component: 150 - total flux cleaned = 0.000181378 Jy ! Component: 200 - total flux cleaned = 0.000194799 Jy ! Total flux subtracted in 200 components = 0.000194799 Jy ! Clean residual min=-0.000873 max=0.000752 Jy/beam ! Clean residual mean=-0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.227936 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 143 components and 0.227936 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=0.051173Jy sigma=0.443250 ! Fit after self-cal, rms=0.051173Jy sigma=0.443249 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 = 4.18356e-05 Jy ! Component: 100 - total flux cleaned = 5.45045e-05 Jy ! Component: 150 - total flux cleaned = 6.64603e-05 Jy ! Component: 200 - total flux cleaned = 7.82159e-05 Jy ! Total flux subtracted in 200 components = 7.82159e-05 Jy ! Clean residual min=-0.000876 max=0.000744 Jy/beam ! Clean residual mean=-0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.228014 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 146 components and 0.228014 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=0.051168Jy sigma=0.443206 ! Fit after self-cal, rms=0.051168Jy sigma=0.443206 ! 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=0.051168Jy sigma=0.443206 ! Fit after self-cal, rms=0.051147Jy sigma=0.443201 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.314 mas, bmaj=2.698 mas, bpa=32.68 degrees ! Estimated noise=0.646803 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000217743 Jy ! Component: 100 - total flux cleaned = 0.000293862 Jy ! Component: 150 - total flux cleaned = 0.00032504 Jy ! Component: 200 - total flux cleaned = 0.000351515 Jy ! Total flux subtracted in 200 components = 0.000351515 Jy ! Clean residual min=-0.000780 max=0.000830 Jy/beam ! Clean residual mean=-0.000003 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.228366 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 156 components and 0.228366 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=0.051146Jy sigma=0.443184 ! Fit after self-cal, rms=0.051146Jy sigma=0.443182 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 = 3.68107e-05 Jy ! Component: 100 - total flux cleaned = 3.63623e-05 Jy ! Component: 150 - total flux cleaned = 5.1002e-05 Jy ! Component: 200 - total flux cleaned = 7.09115e-05 Jy ! Total flux subtracted in 200 components = 7.09115e-05 Jy ! Clean residual min=-0.000788 max=0.000800 Jy/beam ! Clean residual mean=-0.000003 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.228437 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 159 components and 0.228437 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=0.051146Jy sigma=0.443177 ! Fit after self-cal, rms=0.051145Jy sigma=0.443176 ! 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=0.9082 mas, bmaj=1.418 mas, bpa=4.722 degrees ! Estimated noise=0.495328 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9082 x 1.418 at 4.722 degrees (North through East) ! Clean map min=-0.00080242 max=0.17084 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=0.6931 mas, bmaj=1.113 mas, bpa=3.18 degrees ! Estimated noise=1.04831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.12836 Jy ! Component: 100 - total flux cleaned = 0.160808 Jy ! Component: 150 - total flux cleaned = 0.176422 Jy ! Component: 200 - total flux cleaned = 0.186251 Jy ! Total flux subtracted in 200 components = 0.186251 Jy ! Clean residual min=-0.002717 max=0.005577 Jy/beam ! Clean residual mean=0.000006 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 0.186251 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 0.186251 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9082 mas, bmaj=1.418 mas, bpa=4.722 degrees ! Estimated noise=0.495328 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 = 0.0133814 Jy ! Component: 100 - total flux cleaned = 0.021205 Jy ! Component: 150 - total flux cleaned = 0.0262184 Jy ! Component: 200 - total flux cleaned = 0.0296803 Jy ! Total flux subtracted in 200 components = 0.0296803 Jy ! Clean residual min=-0.001161 max=0.002188 Jy/beam ! Clean residual mean=0.000005 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.215931 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 52 components and 0.215931 Jy ! Inverting map ! Added new window around map position (0.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256784 Jy ! Component: 100 - total flux cleaned = 0.00442709 Jy ! Component: 150 - total flux cleaned = 0.00590463 Jy ! Component: 200 - total flux cleaned = 0.00710167 Jy ! Total flux subtracted in 200 components = 0.00710167 Jy ! Clean residual min=-0.000931 max=0.001145 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.223033 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 83 components and 0.223033 Jy ! Inverting map ! Added new window around map position (4.8, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112364 Jy ! Component: 100 - total flux cleaned = 0.00197799 Jy ! Component: 150 - total flux cleaned = 0.00269318 Jy ! Component: 200 - total flux cleaned = 0.00316471 Jy ! Total flux subtracted in 200 components = 0.00316471 Jy ! Clean residual min=-0.000874 max=0.000812 Jy/beam ! Clean residual mean=0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.226198 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 106 components and 0.226198 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=2.314 mas, bmaj=2.698 mas, bpa=32.68 degrees ! Estimated noise=0.646803 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000900816 Jy ! Component: 100 - total flux cleaned = 0.0014849 Jy ! Component: 150 - total flux cleaned = 0.0017991 Jy ! Component: 200 - total flux cleaned = 0.00188532 Jy ! Total flux subtracted in 200 components = 0.00188532 Jy ! Clean residual min=-0.000836 max=0.000802 Jy/beam ! Clean residual mean=-0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.228083 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 = 8.88186e-05 Jy ! Component: 100 - total flux cleaned = 0.00015716 Jy ! Component: 150 - total flux cleaned = 0.00022868 Jy ! Component: 200 - total flux cleaned = 0.00026628 Jy ! Total flux subtracted in 200 components = 0.00026628 Jy ! Clean residual min=-0.000827 max=0.000765 Jy/beam ! Clean residual mean=-0.000002 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.228349 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 159 components and 0.228349 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9082 mas, bmaj=1.418 mas, bpa=4.722 degrees ! Estimated noise=0.495328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.44594e-05 Jy ! Component: 100 - total flux cleaned = -0.000107873 Jy ! Component: 150 - total flux cleaned = -0.000107983 Jy ! Component: 200 - total flux cleaned = -0.000107524 Jy ! Total flux subtracted in 200 components = -0.000107524 Jy ! Clean residual min=-0.000882 max=0.000772 Jy/beam ! Clean residual mean=-0.000001 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.228242 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 176 components and 0.228242 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=0.051150Jy sigma=0.443215 ! Fit after self-cal, rms=0.051147Jy sigma=0.443198 wmodel J0253+5102_X_map.mod ! Writing 176 model components to file: J0253+5102_X_map.mod wobs J0253+5102_X_uvs.fits ! Writing UV FITS file: J0253+5102_X_uvs.fits wwins J0253+5102_X_map.win ! wwins: Wrote 7 windows to J0253+5102_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 = -0.000323408 Jy ! Component: 100 - total flux cleaned = -0.000544712 Jy ! Component: 150 - total flux cleaned = -0.000691279 Jy ! Component: 200 - total flux cleaned = -0.000807873 Jy ! Component: 250 - total flux cleaned = -0.000871081 Jy ! Component: 300 - total flux cleaned = -0.000970378 Jy ! Component: 350 - total flux cleaned = -0.00105581 Jy ! Component: 400 - total flux cleaned = -0.0011037 Jy ! Component: 450 - total flux cleaned = -0.00113906 Jy ! Component: 500 - total flux cleaned = -0.00118538 Jy ! Component: 550 - total flux cleaned = -0.00121966 Jy ! Component: 600 - total flux cleaned = -0.00125347 Jy ! Component: 650 - total flux cleaned = -0.0012648 Jy ! Component: 700 - total flux cleaned = -0.00130902 Jy ! Component: 750 - total flux cleaned = -0.001342 Jy ! Component: 800 - total flux cleaned = -0.00141726 Jy ! Component: 850 - total flux cleaned = -0.00141718 Jy ! Component: 900 - total flux cleaned = -0.00144885 Jy ! Component: 950 - total flux cleaned = -0.00151139 Jy ! Component: 1000 - total flux cleaned = -0.00151143 Jy ! Component: 1050 - total flux cleaned = -0.00157264 Jy ! Component: 1100 - total flux cleaned = -0.00156263 Jy ! Component: 1150 - total flux cleaned = -0.0016428 Jy ! Component: 1200 - total flux cleaned = -0.00162299 Jy ! Component: 1250 - total flux cleaned = -0.00170188 Jy ! Component: 1300 - total flux cleaned = -0.00170181 Jy ! Component: 1350 - total flux cleaned = -0.00170179 Jy ! Component: 1400 - total flux cleaned = -0.00172108 Jy ! Component: 1450 - total flux cleaned = -0.00174008 Jy ! Component: 1500 - total flux cleaned = -0.00176826 Jy ! Component: 1550 - total flux cleaned = -0.00177763 Jy ! Component: 1600 - total flux cleaned = -0.00180545 Jy ! Component: 1650 - total flux cleaned = -0.00182388 Jy ! Component: 1700 - total flux cleaned = -0.0018331 Jy ! Component: 1750 - total flux cleaned = -0.00185131 Jy ! Component: 1800 - total flux cleaned = -0.00187836 Jy ! Component: 1850 - total flux cleaned = -0.00186055 Jy ! Component: 1900 - total flux cleaned = -0.00189616 Jy ! Component: 1950 - total flux cleaned = -0.00187852 Jy ! Component: 2000 - total flux cleaned = -0.00189613 Jy ! Component: 2050 - total flux cleaned = -0.00188751 Jy ! Component: 2100 - total flux cleaned = -0.00192216 Jy ! Component: 2150 - total flux cleaned = -0.00188767 Jy ! Component: 2200 - total flux cleaned = -0.001922 Jy ! Component: 2250 - total flux cleaned = -0.00193915 Jy ! Component: 2300 - total flux cleaned = -0.00195604 Jy ! Component: 2350 - total flux cleaned = -0.00193075 Jy ! Component: 2400 - total flux cleaned = -0.00193916 Jy ! Component: 2450 - total flux cleaned = -0.00195578 Jy ! Component: 2500 - total flux cleaned = -0.00194743 Jy ! Component: 2550 - total flux cleaned = -0.00197205 Jy ! Component: 2600 - total flux cleaned = -0.00198023 Jy ! Component: 2650 - total flux cleaned = -0.00198021 Jy ! Component: 2700 - total flux cleaned = -0.00196407 Jy ! Component: 2750 - total flux cleaned = -0.00200425 Jy ! Component: 2800 - total flux cleaned = -0.00200427 Jy ! Component: 2850 - total flux cleaned = -0.00199632 Jy ! Component: 2900 - total flux cleaned = -0.00198045 Jy ! Component: 2950 - total flux cleaned = -0.00201981 Jy ! Component: 3000 - total flux cleaned = -0.00201199 Jy ! Component: 3050 - total flux cleaned = -0.00201977 Jy ! Component: 3100 - total flux cleaned = -0.00203521 Jy ! Component: 3150 - total flux cleaned = -0.0020584 Jy ! Component: 3200 - total flux cleaned = -0.0020507 Jy ! Component: 3250 - total flux cleaned = -0.00205074 Jy ! Component: 3300 - total flux cleaned = -0.0020811 Jy ! Component: 3350 - total flux cleaned = -0.00209623 Jy ! Component: 3400 - total flux cleaned = -0.00211872 Jy ! Component: 3450 - total flux cleaned = -0.00211875 Jy ! Component: 3500 - total flux cleaned = -0.00211138 Jy ! Component: 3550 - total flux cleaned = -0.00211141 Jy ! Component: 3600 - total flux cleaned = -0.00211143 Jy ! Component: 3650 - total flux cleaned = -0.00212609 Jy ! Component: 3700 - total flux cleaned = -0.00212606 Jy ! Component: 3750 - total flux cleaned = -0.00214064 Jy ! Component: 3800 - total flux cleaned = -0.00214064 Jy ! Component: 3850 - total flux cleaned = -0.00213336 Jy ! Component: 3900 - total flux cleaned = -0.00214055 Jy ! Component: 3950 - total flux cleaned = -0.0021334 Jy ! Component: 4000 - total flux cleaned = -0.00212626 Jy ! Component: 4050 - total flux cleaned = -0.00211914 Jy ! Total flux subtracted in 4096 components = -0.00213326 Jy ! Clean residual min=-0.000475 max=0.000458 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.226109 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 475 components and 0.226109 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0253+5102_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9082 x 1.418 at 4.722 degrees (North through East) ! Clean map min=-0.00075745 max=0.17031 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0253+5102_X_map.fits wmodel /image_prod/ug002_uva//J0253+5102_X_map.mod ! Writing 475 model components to file: /image_prod/ug002_uva//J0253+5102_X_map.mod wobs /image_prod/ug002_uva//J0253+5102_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0253+5102_X_uvs.fits wwins /image_prod/ug002_uva//J0253+5102_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J0253+5102_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.170307 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011699 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.20608 0.20608 0.41216 0.824319 1.64864 3.29728 6.59455 13.1891 26.3782 52.7564 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.17 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1455.75 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0253+5102_X_dfm.log closed on Wed Mar 4 19:42:07 2020