! Started logfile: /image_prod/ug002_uva//J0502+4139_X_dfm.log on Wed Mar 4 20:37:35 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//J0502+4139_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0502+4139_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.834722 visibilities/baseline/integration-bin. ! Found source: J0502+4139 ! ! 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 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 J0502+4139_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=1.017750Jy sigma=9.653696 ! Fit after self-cal, rms=0.849034Jy sigma=8.051685 ! 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=0.8997 mas, bmaj=2.03 mas, bpa=-2.118 degrees ! Estimated noise=1.12628 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 = 0.112936 Jy ! Component: 100 - total flux cleaned = 0.143753 Jy ! Total flux subtracted in 100 components = 0.143753 Jy ! Clean residual min=-0.005116 max=0.012754 Jy/beam ! Clean residual mean=0.000009 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.143753 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.143753 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=0.060073Jy sigma=0.540738 ! Fit after self-cal, rms=0.059885Jy sigma=0.538886 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013204 Jy ! Component: 100 - total flux cleaned = 0.0193646 Jy ! Total flux subtracted in 100 components = 0.0193646 Jy ! Clean residual min=-0.004114 max=0.004692 Jy/beam ! Clean residual mean=0.000003 rms=0.001047 Jy/beam ! Combined flux in latest and established models = 0.163118 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.163118 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=0.056721Jy sigma=0.508191 ! Fit after self-cal, rms=0.056709Jy sigma=0.507981 ! 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=1.162 mas, bmaj=2.194 mas, bpa=-2.681 degrees ! Estimated noise=0.514053 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 (-1.8, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00604346 Jy ! Component: 100 - total flux cleaned = 0.00863541 Jy ! Component: 150 - total flux cleaned = 0.00958655 Jy ! Component: 200 - total flux cleaned = 0.0104387 Jy ! Total flux subtracted in 200 components = 0.0104387 Jy ! Clean residual min=-0.003722 max=0.004484 Jy/beam ! Clean residual mean=0.000001 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.173557 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 44 components and 0.173557 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=0.056001Jy sigma=0.500493 ! Fit after self-cal, rms=0.055970Jy sigma=0.500172 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.162 x 2.194 at -2.681 degrees (North through East) ! Clean map min=-0.0037258 max=0.15088 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 1.03 KP 1.07 ! LA 1.00 MK 1.07 NL 1.07 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.03 KP 1.06 ! LA 0.98 MK 1.04 NL 1.09 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.03 KP 1.05 ! LA 1.02 MK 1.03 NL 1.08 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.01 KP 1.04 ! LA 1.00 MK 1.02 NL 1.09 OV 0.93 ! PT 0.90 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.01 KP 1.06 ! LA 1.01 MK 1.05 NL 1.08 OV 0.89 ! PT 0.93 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.03 KP 1.05 ! LA 1.01 MK 1.06 NL 1.10 OV 0.91 ! PT 0.88 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.02 KP 1.08 ! LA 1.02 MK 1.08 NL 1.08 OV 0.90 ! PT 0.91 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.98 KP 1.07 ! LA 1.00 MK 1.08 NL 1.12 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.04 KP 1.08 ! LA 0.98 MK 1.05 NL 1.11 OV 0.90 ! PT 0.92 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.04 KP 1.05 ! LA 1.00 MK 1.07 NL 1.08 OV 0.93 ! PT 0.96 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.02 KP 1.06 ! LA 0.99 MK 1.06 NL 1.09 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.02 KP 1.07 ! LA 0.99 MK 1.05 NL 1.13 OV 0.92 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.055970Jy sigma=0.500172 ! Fit after self-cal, rms=0.054323Jy sigma=0.484987 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.182 mas, bmaj=2.199 mas, bpa=-2.534 degrees ! Estimated noise=0.514831 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 = -0.00163987 Jy ! Component: 100 - total flux cleaned = -0.00170347 Jy ! Component: 150 - total flux cleaned = -0.00158196 Jy ! Component: 200 - total flux cleaned = -0.00151217 Jy ! Total flux subtracted in 200 components = -0.00151217 Jy ! Clean residual min=-0.001377 max=0.001389 Jy/beam ! Clean residual mean=-0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.172045 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.172044 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=0.054232Jy sigma=0.484102 ! Fit after self-cal, rms=0.054251Jy sigma=0.483979 ! 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=0.054251Jy sigma=0.483979 ! Fit after self-cal, rms=0.054181Jy sigma=0.482339 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.182 mas, bmaj=2.203 mas, bpa=-2.635 degrees ! Estimated noise=0.51392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105654 Jy ! Component: 100 - total flux cleaned = -0.00127952 Jy ! Component: 150 - total flux cleaned = -0.00120084 Jy ! Component: 200 - total flux cleaned = -0.00113155 Jy ! Total flux subtracted in 200 components = -0.00113155 Jy ! Clean residual min=-0.001202 max=0.001158 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.170913 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 72 components and 0.170913 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=0.054146Jy sigma=0.482010 ! Fit after self-cal, rms=0.054150Jy sigma=0.481984 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 = -0.000117337 Jy ! Component: 100 - total flux cleaned = -5.88497e-05 Jy ! Component: 150 - total flux cleaned = -4.09338e-05 Jy ! Component: 200 - total flux cleaned = 7.76348e-06 Jy ! Total flux subtracted in 200 components = 7.76348e-06 Jy ! Clean residual min=-0.001178 max=0.001125 Jy/beam ! Clean residual mean=-0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.170921 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.170921 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=0.054138Jy sigma=0.481876 ! Fit after self-cal, rms=0.054137Jy sigma=0.481871 ! 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=0.054137Jy sigma=0.481871 ! Fit after self-cal, rms=0.054188Jy sigma=0.481782 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.185 mas, bmaj=2.205 mas, bpa=-2.657 degrees ! Estimated noise=0.513509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000774523 Jy ! Component: 100 - total flux cleaned = -0.000969712 Jy ! Component: 150 - total flux cleaned = -0.000923081 Jy ! Component: 200 - total flux cleaned = -0.000922894 Jy ! Total flux subtracted in 200 components = -0.000922894 Jy ! Clean residual min=-0.001151 max=0.001081 Jy/beam ! Clean residual mean=-0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.169998 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 92 components and 0.169998 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=0.054174Jy sigma=0.481649 ! Fit after self-cal, rms=0.054175Jy sigma=0.481644 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 = -6.78818e-05 Jy ! Component: 100 - total flux cleaned = -5.47657e-05 Jy ! Component: 150 - total flux cleaned = -4.30305e-05 Jy ! Component: 200 - total flux cleaned = -3.23035e-05 Jy ! Total flux subtracted in 200 components = -3.23035e-05 Jy ! Clean residual min=-0.001140 max=0.001066 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.169965 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 0.169965 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=0.054170Jy sigma=0.481599 ! Fit after self-cal, rms=0.054170Jy sigma=0.481598 ! 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=0.054170Jy sigma=0.481598 ! Fit after self-cal, rms=0.054218Jy sigma=0.481553 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.244 mas, bmaj=2.647 mas, bpa=2.194 degrees ! Estimated noise=0.585904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000517844 Jy ! Component: 100 - total flux cleaned = -0.000476896 Jy ! Component: 150 - total flux cleaned = -0.000451967 Jy ! Component: 200 - total flux cleaned = -0.000430343 Jy ! Total flux subtracted in 200 components = -0.000430343 Jy ! Clean residual min=-0.000991 max=0.001121 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.169535 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 110 components and 0.169535 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=0.054214Jy sigma=0.481507 ! Fit after self-cal, rms=0.054215Jy sigma=0.481503 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 = -4.26828e-05 Jy ! Component: 100 - total flux cleaned = -1.87682e-05 Jy ! Component: 150 - total flux cleaned = -1.34595e-05 Jy ! Component: 200 - total flux cleaned = -3.98308e-06 Jy ! Total flux subtracted in 200 components = -3.98308e-06 Jy ! Clean residual min=-0.000998 max=0.001107 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.169531 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 120 components and 0.169531 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=0.054214Jy sigma=0.481493 ! Fit after self-cal, rms=0.054213Jy sigma=0.481493 ! 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=1.187 mas, bmaj=2.205 mas, bpa=-2.663 degrees ! Estimated noise=0.51331 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.187 x 2.205 at -2.663 degrees (North through East) ! Clean map min=-0.0010784 max=0.15111 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=0.9171 mas, bmaj=2.038 mas, bpa=-2.316 degrees ! Estimated noise=1.14189 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114561 Jy ! Component: 100 - total flux cleaned = 0.144241 Jy ! Component: 150 - total flux cleaned = 0.156512 Jy ! Component: 200 - total flux cleaned = 0.162141 Jy ! Total flux subtracted in 200 components = 0.162141 Jy ! Clean residual min=-0.002913 max=0.002999 Jy/beam ! Clean residual mean=0.000001 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.162141 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.162141 Jy ! Inverting map and beam ! Estimated beam: bmin=1.187 mas, bmaj=2.205 mas, bpa=-2.663 degrees ! Estimated noise=0.51331 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 = 0.00285147 Jy ! Component: 100 - total flux cleaned = 0.00416141 Jy ! Component: 150 - total flux cleaned = 0.00491677 Jy ! Component: 200 - total flux cleaned = 0.00548454 Jy ! Total flux subtracted in 200 components = 0.00548454 Jy ! Clean residual min=-0.001143 max=0.001071 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.167626 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 36 components and 0.167626 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=2.244 mas, bmaj=2.647 mas, bpa=2.194 degrees ! Estimated noise=0.585904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000889923 Jy ! Component: 100 - total flux cleaned = 0.00139077 Jy ! Component: 150 - total flux cleaned = 0.00158958 Jy ! Component: 200 - total flux cleaned = 0.00166786 Jy ! Total flux subtracted in 200 components = 0.00166786 Jy ! Clean residual min=-0.001030 max=0.001095 Jy/beam ! Clean residual mean=-0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.169293 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 = 5.60873e-05 Jy ! Component: 100 - total flux cleaned = 8.08463e-05 Jy ! Component: 150 - total flux cleaned = 0.000102925 Jy ! Component: 200 - total flux cleaned = 0.000123365 Jy ! Total flux subtracted in 200 components = 0.000123365 Jy ! Clean residual min=-0.001007 max=0.001097 Jy/beam ! Clean residual mean=-0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.169417 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 0.169417 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.187 mas, bmaj=2.205 mas, bpa=-2.663 degrees ! Estimated noise=0.51331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000170934 Jy ! Component: 100 - total flux cleaned = -0.000171042 Jy ! Component: 150 - total flux cleaned = -0.000134339 Jy ! Component: 200 - total flux cleaned = -0.000100898 Jy ! Total flux subtracted in 200 components = -0.000100898 Jy ! Clean residual min=-0.001114 max=0.000979 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.169316 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 71 components and 0.169316 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=0.054250Jy sigma=0.481727 ! Fit after self-cal, rms=0.054239Jy sigma=0.481707 wmodel J0502+4139_X_map.mod ! Writing 71 model components to file: J0502+4139_X_map.mod wobs J0502+4139_X_uvs.fits ! Writing UV FITS file: J0502+4139_X_uvs.fits wwins J0502+4139_X_map.win ! wwins: Wrote 2 windows to J0502+4139_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 = -0.000298695 Jy ! Component: 100 - total flux cleaned = -0.000405231 Jy ! Component: 150 - total flux cleaned = -0.000355757 Jy ! Component: 200 - total flux cleaned = -0.000307589 Jy ! Component: 250 - total flux cleaned = -0.000276394 Jy ! Component: 300 - total flux cleaned = -0.000260797 Jy ! Component: 350 - total flux cleaned = -0.000275457 Jy ! Component: 400 - total flux cleaned = -0.00031916 Jy ! Component: 450 - total flux cleaned = -0.000361796 Jy ! Component: 500 - total flux cleaned = -0.000389926 Jy ! Component: 550 - total flux cleaned = -0.000431244 Jy ! Component: 600 - total flux cleaned = -0.000444928 Jy ! Component: 650 - total flux cleaned = -0.000498247 Jy ! Component: 700 - total flux cleaned = -0.000497939 Jy ! Component: 750 - total flux cleaned = -0.000523689 Jy ! Component: 800 - total flux cleaned = -0.000510808 Jy ! Component: 850 - total flux cleaned = -0.000523307 Jy ! Component: 900 - total flux cleaned = -0.000522925 Jy ! Component: 950 - total flux cleaned = -0.000498354 Jy ! Component: 1000 - total flux cleaned = -0.00048635 Jy ! Component: 1050 - total flux cleaned = -0.000498424 Jy ! Component: 1100 - total flux cleaned = -0.000510325 Jy ! Component: 1150 - total flux cleaned = -0.000521872 Jy ! Component: 1200 - total flux cleaned = -0.000498834 Jy ! Component: 1250 - total flux cleaned = -0.000453642 Jy ! Component: 1300 - total flux cleaned = -0.000476079 Jy ! Component: 1350 - total flux cleaned = -0.000453938 Jy ! Component: 1400 - total flux cleaned = -0.000442924 Jy ! Component: 1450 - total flux cleaned = -0.000453667 Jy ! Component: 1500 - total flux cleaned = -0.000421296 Jy ! Component: 1550 - total flux cleaned = -0.000400032 Jy ! Component: 1600 - total flux cleaned = -0.000431847 Jy ! Component: 1650 - total flux cleaned = -0.000463252 Jy ! Component: 1700 - total flux cleaned = -0.000463346 Jy ! Component: 1750 - total flux cleaned = -0.000483923 Jy ! Component: 1800 - total flux cleaned = -0.000504345 Jy ! Component: 1850 - total flux cleaned = -0.000524464 Jy ! Component: 1900 - total flux cleaned = -0.000494495 Jy ! Component: 1950 - total flux cleaned = -0.000524296 Jy ! Component: 2000 - total flux cleaned = -0.000553849 Jy ! Component: 2050 - total flux cleaned = -0.000475865 Jy ! Component: 2100 - total flux cleaned = -0.000533994 Jy ! Component: 2150 - total flux cleaned = -0.000524545 Jy ! Component: 2200 - total flux cleaned = -0.000553114 Jy ! Component: 2250 - total flux cleaned = -0.000534372 Jy ! Component: 2300 - total flux cleaned = -0.000581268 Jy ! Component: 2350 - total flux cleaned = -0.000599887 Jy ! Component: 2400 - total flux cleaned = -0.000581348 Jy ! Component: 2450 - total flux cleaned = -0.000618 Jy ! Component: 2500 - total flux cleaned = -0.000645377 Jy ! Component: 2550 - total flux cleaned = -0.000645334 Jy ! Component: 2600 - total flux cleaned = -0.000627412 Jy ! Component: 2650 - total flux cleaned = -0.000627385 Jy ! Component: 2700 - total flux cleaned = -0.000609719 Jy ! Component: 2750 - total flux cleaned = -0.000627253 Jy ! Component: 2800 - total flux cleaned = -0.000644648 Jy ! Component: 2850 - total flux cleaned = -0.000627316 Jy ! Component: 2900 - total flux cleaned = -0.000695879 Jy ! Component: 2950 - total flux cleaned = -0.000695837 Jy ! Component: 3000 - total flux cleaned = -0.000704287 Jy ! Component: 3050 - total flux cleaned = -0.000729455 Jy ! Component: 3100 - total flux cleaned = -0.000729341 Jy ! Component: 3150 - total flux cleaned = -0.000754242 Jy ! Component: 3200 - total flux cleaned = -0.000762463 Jy ! Component: 3250 - total flux cleaned = -0.000795132 Jy ! Component: 3300 - total flux cleaned = -0.000827746 Jy ! Component: 3350 - total flux cleaned = -0.000835882 Jy ! Component: 3400 - total flux cleaned = -0.000852005 Jy ! Component: 3450 - total flux cleaned = -0.000931964 Jy ! Component: 3500 - total flux cleaned = -0.00096372 Jy ! Component: 3550 - total flux cleaned = -0.0009637 Jy ! Component: 3600 - total flux cleaned = -0.000995132 Jy ! Component: 3650 - total flux cleaned = -0.00106537 Jy ! Component: 3700 - total flux cleaned = -0.00109629 Jy ! Component: 3750 - total flux cleaned = -0.00111174 Jy ! Component: 3800 - total flux cleaned = -0.00113473 Jy ! Component: 3850 - total flux cleaned = -0.00115762 Jy ! Component: 3900 - total flux cleaned = -0.00118034 Jy ! Component: 3950 - total flux cleaned = -0.00121056 Jy ! Component: 4000 - total flux cleaned = -0.00125559 Jy ! Component: 4050 - total flux cleaned = -0.00127795 Jy ! Total flux subtracted in 4096 components = -0.00131504 Jy ! Clean residual min=-0.000386 max=0.000448 Jy/beam ! Clean residual mean=-0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.168001 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 358 components and 0.168001 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0502+4139_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.187 x 2.205 at -2.663 degrees (North through East) ! Clean map min=-0.0011603 max=0.15132 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0502+4139_X_map.fits wmodel /image_prod/ug002_uva//J0502+4139_X_map.mod ! Writing 358 model components to file: /image_prod/ug002_uva//J0502+4139_X_map.mod wobs /image_prod/ug002_uva//J0502+4139_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0502+4139_X_uvs.fits wwins /image_prod/ug002_uva//J0502+4139_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0502+4139_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.151323 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129353 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.256445 0.256445 0.51289 1.02578 2.05156 4.10312 8.20623 16.4125 32.8249 65.6499 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.151 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1169.84 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0502+4139_X_dfm.log closed on Wed Mar 4 20:37:39 2020