! Started logfile: /image_prod/ug002_uva//J0819+7538_X_dfm.log on Wed Mar 4 22:20:08 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//J0819+7538_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0819+7538_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.840278 visibilities/baseline/integration-bin. ! Found source: J0819+7538 ! ! 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 21780 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 J0819+7538_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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002717Jy sigma=8.939514 ! Fit after self-cal, rms=0.970819Jy sigma=8.662892 ! 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=0.8453 mas, bmaj=1.123 mas, bpa=-42.54 degrees ! Estimated noise=1.14228 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 = 0.0229901 Jy ! Component: 100 - total flux cleaned = 0.028366 Jy ! Total flux subtracted in 100 components = 0.028366 Jy ! Clean residual min=-0.002789 max=0.003174 Jy/beam ! Clean residual mean=0.000006 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.028366 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.028366 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=0.056793Jy sigma=0.471132 ! Fit after self-cal, rms=0.055207Jy sigma=0.456111 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448997 Jy ! Component: 100 - total flux cleaned = 0.00533858 Jy ! Total flux subtracted in 100 components = 0.00533858 Jy ! Clean residual min=-0.002690 max=0.002692 Jy/beam ! Clean residual mean=0.000009 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.0337046 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 6 components and 0.0337046 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=0.054838Jy sigma=0.452966 ! Fit after self-cal, rms=0.054813Jy sigma=0.452761 ! 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=1.434 mas, bpa=-39.67 degrees ! Estimated noise=0.547572 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 = 0.000311544 Jy ! Component: 100 - total flux cleaned = 0.000127178 Jy ! Component: 150 - total flux cleaned = 9.73172e-06 Jy ! Component: 200 - total flux cleaned = -9.51892e-05 Jy ! Total flux subtracted in 200 components = -9.51892e-05 Jy ! Clean residual min=-0.001766 max=0.001891 Jy/beam ! Clean residual mean=0.000017 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0336094 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.0336094 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=0.054733Jy sigma=0.452254 ! Fit after self-cal, rms=0.054708Jy sigma=0.452200 ! 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 1.434 at -39.67 degrees (North through East) ! Clean map min=-0.0016793 max=0.033807 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.93 HN 0.89 KP 1.21 ! LA 1.02 MK 1.28 NL 1.28 OV 0.93 ! PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.81 KP 1.16 ! LA 1.02 MK 1.27 NL 1.19 OV 0.88 ! PT 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 0.91 KP 1.19 ! LA 0.91 MK 1.38 NL 1.20 OV 1.03 ! PT 0.83 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.83 KP 1.15 ! LA 0.99 MK 1.07 NL 1.14 OV 0.94 ! PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.84 KP 1.29 ! LA 0.96 MK 1.15 NL 1.18 OV 1.01 ! PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.83 KP 1.22 ! LA 1.03 MK 1.10 NL 1.07 OV 0.91 ! PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.73 KP 1.20 ! LA 1.03 MK 1.21 NL 1.15 OV 0.98 ! PT 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 0.70 KP 1.13 ! LA 0.94 MK 1.06 NL 1.21 OV 0.97 ! PT 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.90 HN 0.75 KP 1.15 ! LA 1.08 MK 1.08 NL 1.10 OV 0.91 ! PT 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.94 HN 0.70 KP 1.22 ! LA 1.03 MK 1.06 NL 1.11 OV 0.91 ! PT 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.86 HN 0.66 KP 1.19 ! LA 1.03 MK 1.01 NL 1.06 OV 0.91 ! PT 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.04 HN 0.71 KP 1.01 ! LA 0.98 MK 0.92 NL 1.11 OV 0.92 ! PT 0.87 ! ! ! Fit before self-cal, rms=0.054708Jy sigma=0.452200 ! Fit after self-cal, rms=0.052954Jy sigma=0.448715 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.163 mas, bmaj=1.436 mas, bpa=-45.19 degrees ! Estimated noise=0.543432 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 = 0.000242279 Jy ! Component: 100 - total flux cleaned = 0.000292572 Jy ! Component: 150 - total flux cleaned = 0.000313372 Jy ! Component: 200 - total flux cleaned = 0.000330218 Jy ! Total flux subtracted in 200 components = 0.000330218 Jy ! Clean residual min=-0.001431 max=0.001427 Jy/beam ! Clean residual mean=0.000017 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0339396 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 14 components and 0.0339396 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=0.052939Jy sigma=0.448534 ! Fit after self-cal, rms=0.053107Jy sigma=0.447511 ! 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=0.053107Jy sigma=0.447511 ! Fit after self-cal, rms=0.054385Jy sigma=0.445095 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.155 mas, bmaj=1.419 mas, bpa=-42.85 degrees ! Estimated noise=0.543578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000147337 Jy ! Component: 100 - total flux cleaned = 0.000172452 Jy ! Component: 150 - total flux cleaned = 0.000179276 Jy ! Component: 200 - total flux cleaned = 0.000178806 Jy ! Total flux subtracted in 200 components = 0.000178806 Jy ! Clean residual min=-0.001367 max=0.001142 Jy/beam ! Clean residual mean=0.000015 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.0341184 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.0341184 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=0.054382Jy sigma=0.445073 ! Fit after self-cal, rms=0.054580Jy sigma=0.444540 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 = -0.000315215 Jy ! Component: 100 - total flux cleaned = -0.000339879 Jy ! Component: 150 - total flux cleaned = -0.000340017 Jy ! Component: 200 - total flux cleaned = -0.000340266 Jy ! Total flux subtracted in 200 components = -0.000340266 Jy ! Clean residual min=-0.001319 max=0.001159 Jy/beam ! Clean residual mean=0.000016 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0337781 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 0.0337781 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=0.054577Jy sigma=0.444523 ! Fit after self-cal, rms=0.054567Jy sigma=0.444407 ! 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=0.054567Jy sigma=0.444407 ! Fit after self-cal, rms=0.056064Jy sigma=0.444263 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.151 mas, bmaj=1.411 mas, bpa=-42.81 degrees ! Estimated noise=0.546343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000393476 Jy ! Component: 100 - total flux cleaned = 0.000499725 Jy ! Component: 150 - total flux cleaned = 0.000513626 Jy ! Component: 200 - total flux cleaned = 0.000526163 Jy ! Total flux subtracted in 200 components = 0.000526163 Jy ! Clean residual min=-0.001318 max=0.001175 Jy/beam ! Clean residual mean=0.000017 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0343043 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.0343043 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=0.056061Jy sigma=0.444226 ! Fit after self-cal, rms=0.056149Jy sigma=0.444040 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 = -0.000131214 Jy ! Component: 100 - total flux cleaned = -0.000131283 Jy ! Component: 150 - total flux cleaned = -0.000124716 Jy ! Component: 200 - total flux cleaned = -0.000124765 Jy ! Total flux subtracted in 200 components = -0.000124765 Jy ! Clean residual min=-0.001249 max=0.001158 Jy/beam ! Clean residual mean=0.000017 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0341795 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 30 components and 0.0341795 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=0.056146Jy sigma=0.444030 ! Fit after self-cal, rms=0.056143Jy sigma=0.444017 ! 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=0.056143Jy sigma=0.444017 ! Fit after self-cal, rms=0.056964Jy sigma=0.443986 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.475 mas, bmaj=2.802 mas, bpa=-64.14 degrees ! Estimated noise=0.687533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000607924 Jy ! Component: 100 - total flux cleaned = 0.000721151 Jy ! Component: 150 - total flux cleaned = 0.000733617 Jy ! Component: 200 - total flux cleaned = 0.000750746 Jy ! Total flux subtracted in 200 components = 0.000750746 Jy ! Clean residual min=-0.001395 max=0.001527 Jy/beam ! Clean residual mean=0.000035 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.0349303 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 31 components and 0.0349303 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=0.056963Jy sigma=0.443966 ! Fit after self-cal, rms=0.057012Jy sigma=0.443895 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 = 3.23947e-05 Jy ! Component: 100 - total flux cleaned = 3.23082e-05 Jy ! Component: 150 - total flux cleaned = 3.17585e-05 Jy ! Component: 200 - total flux cleaned = 3.68305e-05 Jy ! Total flux subtracted in 200 components = 3.68305e-05 Jy ! Clean residual min=-0.001471 max=0.001583 Jy/beam ! Clean residual mean=0.000036 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.0349671 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 32 components and 0.0349671 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=0.057012Jy sigma=0.443901 ! Fit after self-cal, rms=0.057005Jy sigma=0.443875 ! 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=1.15 mas, bmaj=1.405 mas, bpa=-42.66 degrees ! Estimated noise=0.549068 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.15 x 1.405 at -42.66 degrees (North through East) ! Clean map min=-0.0014137 max=0.032941 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=0.8381 mas, bmaj=1.109 mas, bpa=-44.08 degrees ! Estimated noise=1.13649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0252221 Jy ! Component: 100 - total flux cleaned = 0.0310718 Jy ! Component: 150 - total flux cleaned = 0.032396 Jy ! Component: 200 - total flux cleaned = 0.0330658 Jy ! Total flux subtracted in 200 components = 0.0330658 Jy ! Clean residual min=-0.002050 max=0.002398 Jy/beam ! Clean residual mean=0.000009 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.0330658 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 0.0330658 Jy ! Inverting map and beam ! Estimated beam: bmin=1.15 mas, bmaj=1.405 mas, bpa=-42.66 degrees ! Estimated noise=0.549068 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) ! Added new window around map position (1.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015207 Jy ! Component: 100 - total flux cleaned = 0.00232288 Jy ! Component: 150 - total flux cleaned = 0.00258146 Jy ! Component: 200 - total flux cleaned = 0.00282198 Jy ! Total flux subtracted in 200 components = 0.00282198 Jy ! Clean residual min=-0.001278 max=0.001248 Jy/beam ! Clean residual mean=0.000017 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0358878 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.0358878 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=2.475 mas, bmaj=2.802 mas, bpa=-64.14 degrees ! Estimated noise=0.687533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000456315 Jy ! Component: 100 - total flux cleaned = 0.000490868 Jy ! Component: 150 - total flux cleaned = 0.000490856 Jy ! Component: 200 - total flux cleaned = 0.000490888 Jy ! Total flux subtracted in 200 components = 0.000490888 Jy ! Clean residual min=-0.001442 max=0.001604 Jy/beam ! Clean residual mean=0.000035 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0363787 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 = 6.72953e-08 Jy ! Component: 100 - total flux cleaned = -5.57734e-08 Jy ! Component: 150 - total flux cleaned = -1.0284e-05 Jy ! Component: 200 - total flux cleaned = -1.50709e-05 Jy ! Total flux subtracted in 200 components = -1.50709e-05 Jy ! Clean residual min=-0.001435 max=0.001606 Jy/beam ! Clean residual mean=0.000035 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0363636 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 54 components and 0.0363636 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.15 mas, bmaj=1.405 mas, bpa=-42.66 degrees ! Estimated noise=0.549068 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.53652e-06 Jy ! Component: 100 - total flux cleaned = 4.43643e-05 Jy ! Component: 150 - total flux cleaned = 3.81657e-06 Jy ! Component: 200 - total flux cleaned = -2.42309e-05 Jy ! Total flux subtracted in 200 components = -2.42309e-05 Jy ! Clean residual min=-0.001274 max=0.001250 Jy/beam ! Clean residual mean=0.000017 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0363394 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.0363394 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=0.056990Jy sigma=0.443765 ! Fit after self-cal, rms=0.056978Jy sigma=0.443672 wmodel J0819+7538_X_map.mod ! Writing 61 model components to file: J0819+7538_X_map.mod wobs J0819+7538_X_uvs.fits ! Writing UV FITS file: J0819+7538_X_uvs.fits wwins J0819+7538_X_map.win ! wwins: Wrote 2 windows to J0819+7538_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 = -0.000184699 Jy ! Component: 100 - total flux cleaned = -0.000309904 Jy ! Component: 150 - total flux cleaned = -0.000369143 Jy ! Component: 200 - total flux cleaned = -0.000294517 Jy ! Component: 250 - total flux cleaned = -0.000221762 Jy ! Component: 300 - total flux cleaned = -0.000150403 Jy ! Component: 350 - total flux cleaned = -2.87483e-05 Jy ! Component: 400 - total flux cleaned = 9.0035e-05 Jy ! Component: 450 - total flux cleaned = 0.000239253 Jy ! Component: 500 - total flux cleaned = 0.000320001 Jy ! Component: 550 - total flux cleaned = 0.000335578 Jy ! Component: 600 - total flux cleaned = 0.000351242 Jy ! Component: 650 - total flux cleaned = 0.000366669 Jy ! Component: 700 - total flux cleaned = 0.000427227 Jy ! Component: 750 - total flux cleaned = 0.000442181 Jy ! Component: 800 - total flux cleaned = 0.000471565 Jy ! Component: 850 - total flux cleaned = 0.000515292 Jy ! Component: 900 - total flux cleaned = 0.000586367 Jy ! Component: 950 - total flux cleaned = 0.000614472 Jy ! Component: 1000 - total flux cleaned = 0.000725972 Jy ! Component: 1050 - total flux cleaned = 0.000780881 Jy ! Component: 1100 - total flux cleaned = 0.000862492 Jy ! Component: 1150 - total flux cleaned = 0.000969836 Jy ! Component: 1200 - total flux cleaned = 0.00107578 Jy ! Component: 1250 - total flux cleaned = 0.0011282 Jy ! Component: 1300 - total flux cleaned = 0.00124505 Jy ! Component: 1350 - total flux cleaned = 0.00129632 Jy ! Component: 1400 - total flux cleaned = 0.00142318 Jy ! Component: 1450 - total flux cleaned = 0.00158623 Jy ! Component: 1500 - total flux cleaned = 0.00162327 Jy ! Component: 1550 - total flux cleaned = 0.00174618 Jy ! Component: 1600 - total flux cleaned = 0.00183134 Jy ! Component: 1650 - total flux cleaned = 0.00187967 Jy ! Component: 1700 - total flux cleaned = 0.00199887 Jy ! Component: 1750 - total flux cleaned = 0.00206963 Jy ! Component: 1800 - total flux cleaned = 0.00218657 Jy ! Component: 1850 - total flux cleaned = 0.00225581 Jy ! Component: 1900 - total flux cleaned = 0.00234754 Jy ! Component: 1950 - total flux cleaned = 0.00242721 Jy ! Component: 2000 - total flux cleaned = 0.00252855 Jy ! Component: 2050 - total flux cleaned = 0.00262887 Jy ! Component: 2100 - total flux cleaned = 0.00271732 Jy ! Component: 2150 - total flux cleaned = 0.00277204 Jy ! Component: 2200 - total flux cleaned = 0.00285885 Jy ! Component: 2250 - total flux cleaned = 0.00293416 Jy ! Component: 2300 - total flux cleaned = 0.00299823 Jy ! Component: 2350 - total flux cleaned = 0.00309364 Jy ! Component: 2400 - total flux cleaned = 0.00318819 Jy ! Component: 2450 - total flux cleaned = 0.00324025 Jy ! Component: 2500 - total flux cleaned = 0.00333332 Jy ! Component: 2550 - total flux cleaned = 0.00342574 Jy ! Component: 2600 - total flux cleaned = 0.00350726 Jy ! Component: 2650 - total flux cleaned = 0.00364862 Jy ! Component: 2700 - total flux cleaned = 0.00374888 Jy ! Component: 2750 - total flux cleaned = 0.00381853 Jy ! Component: 2800 - total flux cleaned = 0.00392717 Jy ! Component: 2850 - total flux cleaned = 0.00404504 Jy ! Component: 2900 - total flux cleaned = 0.00413273 Jy ! Component: 2950 - total flux cleaned = 0.00428759 Jy ! Component: 3000 - total flux cleaned = 0.00433579 Jy ! Component: 3050 - total flux cleaned = 0.00445037 Jy ! Component: 3100 - total flux cleaned = 0.00454523 Jy ! Component: 3150 - total flux cleaned = 0.00463937 Jy ! Component: 3200 - total flux cleaned = 0.004733 Jy ! Component: 3250 - total flux cleaned = 0.00480742 Jy ! Component: 3300 - total flux cleaned = 0.00487209 Jy ! Component: 3350 - total flux cleaned = 0.0049641 Jy ! Component: 3400 - total flux cleaned = 0.00503708 Jy ! Component: 3450 - total flux cleaned = 0.00512783 Jy ! Component: 3500 - total flux cleaned = 0.00525412 Jy ! Component: 3550 - total flux cleaned = 0.00529895 Jy ! Component: 3600 - total flux cleaned = 0.00540591 Jy ! Component: 3650 - total flux cleaned = 0.00551216 Jy ! Component: 3700 - total flux cleaned = 0.0055914 Jy ! Component: 3750 - total flux cleaned = 0.00567011 Jy ! Component: 3800 - total flux cleaned = 0.0057484 Jy ! Component: 3850 - total flux cleaned = 0.00584348 Jy ! Component: 3900 - total flux cleaned = 0.00592085 Jy ! Component: 3950 - total flux cleaned = 0.0059978 Jy ! Component: 4000 - total flux cleaned = 0.00604883 Jy ! Component: 4050 - total flux cleaned = 0.00610802 Jy ! Total flux subtracted in 4096 components = 0.00615013 Jy ! Clean residual min=-0.000551 max=0.000503 Jy/beam ! Clean residual mean=0.000009 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0424895 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 395 components and 0.0424896 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0819+7538_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.15 x 1.405 at -42.66 degrees (North through East) ! Clean map min=-0.0010746 max=0.032924 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0819+7538_X_map.fits wmodel /image_prod/ug002_uva//J0819+7538_X_map.mod ! Writing 395 model components to file: /image_prod/ug002_uva//J0819+7538_X_map.mod wobs /image_prod/ug002_uva//J0819+7538_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0819+7538_X_uvs.fits wwins /image_prod/ug002_uva//J0819+7538_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0819+7538_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.032924 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000143127 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.30415 1.30415 2.60831 5.21662 10.4332 20.8665 41.7329 83.4659 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 230.034 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0819+7538_X_dfm.log closed on Wed Mar 4 22:20:13 2020