! Started logfile: /image_prod/ug002_uva//J1941+7221_X_dfm.log on Thu Mar 5 04:22:00 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//J1941+7221_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1941+7221_X_uva.fits ! AN table 1: 80 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.945556 visibilities/baseline/integration-bin. ! Found source: J1941+7221 ! ! 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 40848 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 J1941+7221_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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002646Jy sigma=8.832856 ! Fit after self-cal, rms=0.945359Jy sigma=8.318051 ! 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=0.7474 mas, bmaj=1.004 mas, bpa=80.08 degrees ! Estimated noise=0.940564 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 = 0.0399467 Jy ! Component: 100 - total flux cleaned = 0.0522902 Jy ! Total flux subtracted in 100 components = 0.0522902 Jy ! Clean residual min=-0.002705 max=0.005622 Jy/beam ! Clean residual mean=-0.000001 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.0522902 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0522902 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=0.064330Jy sigma=0.492681 ! Fit after self-cal, rms=0.063561Jy sigma=0.485882 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00703345 Jy ! Component: 100 - total flux cleaned = 0.0109367 Jy ! Total flux subtracted in 100 components = 0.0109367 Jy ! Clean residual min=-0.002713 max=0.002532 Jy/beam ! Clean residual mean=-0.000001 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.063227 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.063227 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=0.062509Jy sigma=0.474506 ! Fit after self-cal, rms=0.062513Jy sigma=0.474376 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=1.301 mas, bpa=77.46 degrees ! Estimated noise=0.40721 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 (-0.4, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00407678 Jy ! Component: 100 - total flux cleaned = 0.00651954 Jy ! Component: 150 - total flux cleaned = 0.00811858 Jy ! Component: 200 - total flux cleaned = 0.00922215 Jy ! Total flux subtracted in 200 components = 0.00922215 Jy ! Clean residual min=-0.001274 max=0.001440 Jy/beam ! Clean residual mean=-0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.0724491 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 0.0724491 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=0.062236Jy sigma=0.471403 ! Fit after self-cal, rms=0.062222Jy sigma=0.471169 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.035 x 1.301 at 77.46 degrees (North through East) ! Clean map min=-0.0012152 max=0.056048 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.86 KP 1.04 ! LA 1.07 MK 1.08 NL 1.07 OV 0.93 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.89 KP 1.02 ! LA 1.04 MK 1.08 NL 1.16 OV 0.93 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.93 KP 1.02 ! LA 1.03 MK 1.02 NL 1.10 OV 0.89 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.86 KP 1.04 ! LA 1.01 MK 1.06 NL 1.13 OV 0.88 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HN 0.84 KP 1.03 ! LA 1.00 MK 1.07 NL 1.19 OV 0.94 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.92 KP 1.00 ! LA 1.04 MK 1.06 NL 1.10 OV 0.93 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.89 KP 1.00 ! LA 1.04 MK 1.07 NL 1.12 OV 0.91 ! PT 0.95 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 0.90 KP 0.98 ! LA 1.07 MK 1.03 NL 1.14 OV 0.89 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 0.90 KP 1.03 ! LA 1.04 MK 1.08 NL 1.18 OV 0.96 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.04 HN 0.96 KP 1.03 ! LA 1.04 MK 1.09 NL 1.13 OV 0.89 ! PT 0.95 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.91 KP 0.99 ! LA 1.01 MK 1.00 NL 1.15 OV 0.94 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 0.87 KP 1.03 ! LA 1.04 MK 0.96 NL 1.16 OV 0.95 ! PT 0.96 SC 0.96 ! ! ! Fit before self-cal, rms=0.062222Jy sigma=0.471169 ! Fit after self-cal, rms=0.059133Jy sigma=0.468423 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.042 mas, bmaj=1.303 mas, bpa=76.84 degrees ! Estimated noise=0.402842 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 = 0.000777188 Jy ! Component: 100 - total flux cleaned = 0.000710135 Jy ! Component: 150 - total flux cleaned = 0.000711212 Jy ! Component: 200 - total flux cleaned = 0.000694487 Jy ! Total flux subtracted in 200 components = 0.000694487 Jy ! Clean residual min=-0.000966 max=0.000886 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0731436 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 59 components and 0.0731436 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=0.059111Jy sigma=0.468224 ! Fit after self-cal, rms=0.059100Jy sigma=0.468050 ! 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=0.059100Jy sigma=0.468050 ! Fit after self-cal, rms=0.060055Jy sigma=0.466765 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=1.297 mas, bpa=77.5 degrees ! Estimated noise=0.402926 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000551329 Jy ! Component: 100 - total flux cleaned = 0.000568438 Jy ! Component: 150 - total flux cleaned = 0.000555542 Jy ! Component: 200 - total flux cleaned = 0.000566575 Jy ! Total flux subtracted in 200 components = 0.000566575 Jy ! Clean residual min=-0.000810 max=0.000850 Jy/beam ! Clean residual mean=0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0737102 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 71 components and 0.0737102 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=0.060045Jy sigma=0.466666 ! Fit after self-cal, rms=0.060067Jy sigma=0.466546 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 (-40.8, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000436154 Jy ! Component: 100 - total flux cleaned = 0.000621167 Jy ! Component: 150 - total flux cleaned = 0.000800276 Jy ! Component: 200 - total flux cleaned = 0.00086453 Jy ! Total flux subtracted in 200 components = 0.00086453 Jy ! Clean residual min=-0.000829 max=0.000759 Jy/beam ! Clean residual mean=0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0745747 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 0.0745747 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=0.060053Jy sigma=0.466447 ! Fit after self-cal, rms=0.060049Jy sigma=0.466432 ! 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=0.060049Jy sigma=0.466432 ! Fit after self-cal, rms=0.059944Jy sigma=0.466397 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.04 mas, bmaj=1.294 mas, bpa=77.76 degrees ! Estimated noise=0.402374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000445204 Jy ! Component: 100 - total flux cleaned = 0.000540986 Jy ! Component: 150 - total flux cleaned = 0.000625148 Jy ! Component: 200 - total flux cleaned = 0.000680103 Jy ! Total flux subtracted in 200 components = 0.000680103 Jy ! Clean residual min=-0.000829 max=0.000732 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0752548 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 87 components and 0.0752548 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=0.059938Jy sigma=0.466346 ! Fit after self-cal, rms=0.059937Jy sigma=0.466340 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 = 0.00015347 Jy ! Component: 100 - total flux cleaned = 0.000184787 Jy ! Component: 150 - total flux cleaned = 0.000213656 Jy ! Component: 200 - total flux cleaned = 0.000213639 Jy ! Total flux subtracted in 200 components = 0.000213639 Jy ! Clean residual min=-0.000847 max=0.000731 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0754685 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 95 components and 0.0754685 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=0.059934Jy sigma=0.466313 ! Fit after self-cal, rms=0.059933Jy sigma=0.466312 ! 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=0.059933Jy sigma=0.466312 ! Fit after self-cal, rms=0.059774Jy sigma=0.466303 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.366 mas, bmaj=2.872 mas, bpa=69.29 degrees ! Estimated noise=0.501353 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000324636 Jy ! Component: 100 - total flux cleaned = 0.000358092 Jy ! Component: 150 - total flux cleaned = 0.000384361 Jy ! Component: 200 - total flux cleaned = 0.000402102 Jy ! Total flux subtracted in 200 components = 0.000402102 Jy ! Clean residual min=-0.000938 max=0.000871 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0758706 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 105 components and 0.0758706 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=0.059772Jy sigma=0.466289 ! Fit after self-cal, rms=0.059770Jy sigma=0.466286 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 = 6.4158e-05 Jy ! Component: 100 - total flux cleaned = 8.11904e-05 Jy ! Component: 150 - total flux cleaned = 9.66782e-05 Jy ! Component: 200 - total flux cleaned = 0.000110758 Jy ! Total flux subtracted in 200 components = 0.000110758 Jy ! Clean residual min=-0.000957 max=0.000881 Jy/beam ! Clean residual mean=0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0759813 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 108 components and 0.0759813 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=0.059770Jy sigma=0.466282 ! Fit after self-cal, rms=0.059769Jy sigma=0.466281 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=1.292 mas, bpa=77.81 degrees ! Estimated noise=0.401924 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.038 x 1.292 at 77.81 degrees (North through East) ! Clean map min=-0.00091486 max=0.054966 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=0.752 mas, bmaj=0.9986 mas, bpa=80.21 degrees ! Estimated noise=0.926518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0395509 Jy ! Component: 100 - total flux cleaned = 0.0526508 Jy ! Component: 150 - total flux cleaned = 0.0594507 Jy ! Component: 200 - total flux cleaned = 0.0636934 Jy ! Total flux subtracted in 200 components = 0.0636934 Jy ! Clean residual min=-0.002722 max=0.002276 Jy/beam ! Clean residual mean=-0.000000 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.0636934 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 0.0636934 Jy ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=1.292 mas, bpa=77.81 degrees ! Estimated noise=0.401924 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 = 0.00428595 Jy ! Component: 100 - total flux cleaned = 0.0067205 Jy ! Component: 150 - total flux cleaned = 0.00826943 Jy ! Component: 200 - total flux cleaned = 0.00937477 Jy ! Total flux subtracted in 200 components = 0.00937477 Jy ! Clean residual min=-0.000820 max=0.000798 Jy/beam ! Clean residual mean=0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0730682 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 48 components and 0.0730682 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=2.366 mas, bmaj=2.872 mas, bpa=69.29 degrees ! Estimated noise=0.501353 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113299 Jy ! Component: 100 - total flux cleaned = 0.00180195 Jy ! Component: 150 - total flux cleaned = 0.00205473 Jy ! Component: 200 - total flux cleaned = 0.00223741 Jy ! Total flux subtracted in 200 components = 0.00223741 Jy ! Clean residual min=-0.000935 max=0.000899 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0753056 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 = 0.000115392 Jy ! Component: 100 - total flux cleaned = 0.000183485 Jy ! Component: 150 - total flux cleaned = 0.000234869 Jy ! Component: 200 - total flux cleaned = 0.000290744 Jy ! Total flux subtracted in 200 components = 0.000290744 Jy ! Clean residual min=-0.000932 max=0.000881 Jy/beam ! Clean residual mean=0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0755963 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 80 components and 0.0755963 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=1.292 mas, bpa=77.81 degrees ! Estimated noise=0.401924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.96619e-05 Jy ! Component: 100 - total flux cleaned = 8.87938e-05 Jy ! Component: 150 - total flux cleaned = 0.000114767 Jy ! Component: 200 - total flux cleaned = 0.000138706 Jy ! Total flux subtracted in 200 components = 0.000138706 Jy ! Clean residual min=-0.000849 max=0.000774 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.075735 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.075735 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=0.059775Jy sigma=0.466311 ! Fit after self-cal, rms=0.059772Jy sigma=0.466292 wmodel J1941+7221_X_map.mod ! Writing 97 model components to file: J1941+7221_X_map.mod wobs J1941+7221_X_uvs.fits ! Writing UV FITS file: J1941+7221_X_uvs.fits wwins J1941+7221_X_map.win ! wwins: Wrote 3 windows to J1941+7221_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 = -9.43001e-05 Jy ! Component: 100 - total flux cleaned = -0.000121161 Jy ! Component: 150 - total flux cleaned = -0.000172974 Jy ! Component: 200 - total flux cleaned = -0.000248953 Jy ! Component: 250 - total flux cleaned = -0.000286229 Jy ! Component: 300 - total flux cleaned = -0.000310646 Jy ! Component: 350 - total flux cleaned = -0.000346303 Jy ! Component: 400 - total flux cleaned = -0.000346501 Jy ! Component: 450 - total flux cleaned = -0.000438619 Jy ! Component: 500 - total flux cleaned = -0.000461191 Jy ! Component: 550 - total flux cleaned = -0.000517006 Jy ! Component: 600 - total flux cleaned = -0.000572079 Jy ! Component: 650 - total flux cleaned = -0.000637166 Jy ! Component: 700 - total flux cleaned = -0.000701493 Jy ! Component: 750 - total flux cleaned = -0.000775596 Jy ! Component: 800 - total flux cleaned = -0.000817372 Jy ! Component: 850 - total flux cleaned = -0.000889776 Jy ! Component: 900 - total flux cleaned = -0.000941064 Jy ! Component: 950 - total flux cleaned = -0.00100196 Jy ! Component: 1000 - total flux cleaned = -0.00101198 Jy ! Component: 1050 - total flux cleaned = -0.00101199 Jy ! Component: 1100 - total flux cleaned = -0.00105167 Jy ! Component: 1150 - total flux cleaned = -0.00108095 Jy ! Component: 1200 - total flux cleaned = -0.00108095 Jy ! Component: 1250 - total flux cleaned = -0.00109065 Jy ! Component: 1300 - total flux cleaned = -0.00111925 Jy ! Component: 1350 - total flux cleaned = -0.00110029 Jy ! Component: 1400 - total flux cleaned = -0.00113802 Jy ! Component: 1450 - total flux cleaned = -0.00117534 Jy ! Component: 1500 - total flux cleaned = -0.00111984 Jy ! Component: 1550 - total flux cleaned = -0.00117516 Jy ! Component: 1600 - total flux cleaned = -0.0011751 Jy ! Component: 1650 - total flux cleaned = -0.00118422 Jy ! Component: 1700 - total flux cleaned = -0.00117522 Jy ! Component: 1750 - total flux cleaned = -0.00119317 Jy ! Component: 1800 - total flux cleaned = -0.00123767 Jy ! Component: 1850 - total flux cleaned = -0.00123759 Jy ! Component: 1900 - total flux cleaned = -0.00126393 Jy ! Component: 1950 - total flux cleaned = -0.00124647 Jy ! Component: 2000 - total flux cleaned = -0.00125517 Jy ! Component: 2050 - total flux cleaned = -0.00126378 Jy ! Component: 2100 - total flux cleaned = -0.00127228 Jy ! Component: 2150 - total flux cleaned = -0.00130617 Jy ! Component: 2200 - total flux cleaned = -0.00129767 Jy ! Component: 2250 - total flux cleaned = -0.00132287 Jy ! Component: 2300 - total flux cleaned = -0.00135617 Jy ! Component: 2350 - total flux cleaned = -0.00138927 Jy ! Component: 2400 - total flux cleaned = -0.00141399 Jy ! Component: 2450 - total flux cleaned = -0.00138938 Jy ! Component: 2500 - total flux cleaned = -0.00147908 Jy ! Component: 2550 - total flux cleaned = -0.0014628 Jy ! Component: 2600 - total flux cleaned = -0.00147083 Jy ! Component: 2650 - total flux cleaned = -0.00143882 Jy ! Component: 2700 - total flux cleaned = -0.00149468 Jy ! Component: 2750 - total flux cleaned = -0.00148673 Jy ! Component: 2800 - total flux cleaned = -0.00151044 Jy ! Component: 2850 - total flux cleaned = -0.00149475 Jy ! Component: 2900 - total flux cleaned = -0.00151037 Jy ! Component: 2950 - total flux cleaned = -0.00157267 Jy ! Component: 3000 - total flux cleaned = -0.00158036 Jy ! Component: 3050 - total flux cleaned = -0.00160352 Jy ! Component: 3100 - total flux cleaned = -0.00166484 Jy ! Component: 3150 - total flux cleaned = -0.00163429 Jy ! Component: 3200 - total flux cleaned = -0.00169499 Jy ! Component: 3250 - total flux cleaned = -0.00167233 Jy ! Component: 3300 - total flux cleaned = -0.00168729 Jy ! Component: 3350 - total flux cleaned = -0.0017098 Jy ! Component: 3400 - total flux cleaned = -0.00172472 Jy ! Component: 3450 - total flux cleaned = -0.00171736 Jy ! Component: 3500 - total flux cleaned = -0.00173212 Jy ! Component: 3550 - total flux cleaned = -0.00177625 Jy ! Component: 3600 - total flux cleaned = -0.00178351 Jy ! Component: 3650 - total flux cleaned = -0.0017908 Jy ! Component: 3700 - total flux cleaned = -0.00179806 Jy ! Component: 3750 - total flux cleaned = -0.00179806 Jy ! Component: 3800 - total flux cleaned = -0.00182688 Jy ! Component: 3850 - total flux cleaned = -0.00183405 Jy ! Component: 3900 - total flux cleaned = -0.0018555 Jy ! Component: 3950 - total flux cleaned = -0.0018697 Jy ! Component: 4000 - total flux cleaned = -0.00189097 Jy ! Component: 4050 - total flux cleaned = -0.00189095 Jy ! Total flux subtracted in 4096 components = -0.0018628 Jy ! Clean residual min=-0.000546 max=0.000457 Jy/beam ! Clean residual mean=0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0738722 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 434 components and 0.0738722 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1941+7221_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.038 x 1.292 at 77.81 degrees (North through East) ! Clean map min=-0.00080116 max=0.054758 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1941+7221_X_map.fits wmodel /image_prod/ug002_uva//J1941+7221_X_map.mod ! Writing 434 model components to file: /image_prod/ug002_uva//J1941+7221_X_map.mod wobs /image_prod/ug002_uva//J1941+7221_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1941+7221_X_uvs.fits wwins /image_prod/ug002_uva//J1941+7221_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1941+7221_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0547582 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120617 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.660815 0.660815 1.32163 2.64326 5.28652 10.573 21.1461 42.2922 84.5844 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 453.984 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1941+7221_X_dfm.log closed on Thu Mar 5 04:22:05 2020