! Started logfile: /image_prod/ug002_uva//J1457+0749_X_dfm.log on Thu Mar 5 02:00:20 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//J1457+0749_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1457+0749_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.925185 visibilities/baseline/integration-bin. ! Found source: J1457+0749 ! ! 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 29976 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 J1457+0749_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=1.005518Jy sigma=9.099596 ! Fit after self-cal, rms=0.933009Jy sigma=8.435974 ! 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=0.7511 mas, bmaj=1.726 mas, bpa=-7.14 degrees ! Estimated noise=0.775185 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 = 0.0492327 Jy ! Component: 100 - total flux cleaned = 0.0629312 Jy ! Total flux subtracted in 100 components = 0.0629312 Jy ! Clean residual min=-0.003085 max=0.005876 Jy/beam ! Clean residual mean=-0.000004 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.0629312 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0629312 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=0.058668Jy sigma=0.500950 ! Fit after self-cal, rms=0.058294Jy sigma=0.497365 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00672328 Jy ! Component: 100 - total flux cleaned = 0.010267 Jy ! Total flux subtracted in 100 components = 0.010267 Jy ! Clean residual min=-0.002799 max=0.005072 Jy/beam ! Clean residual mean=-0.000003 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.0731982 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.0731982 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=0.057078Jy sigma=0.484947 ! Fit after self-cal, rms=0.057076Jy sigma=0.484830 ! Inverting map ! Added new window around map position (1.2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00490976 Jy ! Component: 100 - total flux cleaned = 0.00750144 Jy ! Total flux subtracted in 100 components = 0.00750144 Jy ! Clean residual min=-0.002301 max=0.003343 Jy/beam ! Clean residual mean=-0.000003 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.0806996 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.0806996 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=0.056526Jy sigma=0.479213 ! Fit after self-cal, rms=0.056467Jy sigma=0.478568 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9665 mas, bmaj=2.049 mas, bpa=-6.776 degrees ! Estimated noise=0.458201 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 (2.2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00408202 Jy ! Component: 100 - total flux cleaned = 0.00648841 Jy ! Component: 150 - total flux cleaned = 0.00811284 Jy ! Component: 200 - total flux cleaned = 0.0089132 Jy ! Total flux subtracted in 200 components = 0.0089132 Jy ! Clean residual min=-0.001898 max=0.003041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.0896128 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 44 components and 0.0896129 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=0.056152Jy sigma=0.475466 ! Fit after self-cal, rms=0.056120Jy sigma=0.475077 ! Inverting map ! Added new window around map position (7, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223614 Jy ! Component: 100 - total flux cleaned = 0.00321555 Jy ! Component: 150 - total flux cleaned = 0.00357146 Jy ! Component: 200 - total flux cleaned = 0.00390841 Jy ! Total flux subtracted in 200 components = 0.00390841 Jy ! Clean residual min=-0.001725 max=0.002241 Jy/beam ! Clean residual mean=-0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.0935213 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 64 components and 0.0935213 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=0.056018Jy sigma=0.474112 ! Fit after self-cal, rms=0.056002Jy sigma=0.473961 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9665 x 2.049 at -6.776 degrees (North through East) ! Clean map min=-0.0016204 max=0.065443 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HN 0.96 KP 1.01 ! LA 0.95 MK 1.00 NL 1.11 OV 0.98 ! PT 0.95 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.97 KP 1.07 ! LA 0.94 MK 1.02 NL 1.17 OV 0.99 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 1.02 KP 1.06 ! LA 0.97 MK 0.98 NL 1.10 OV 0.97 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.94 KP 1.06 ! LA 1.01 MK 0.98 NL 1.07 OV 1.06 ! PT 0.88 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.98 KP 1.07 ! LA 0.96 MK 0.99 NL 1.12 OV 1.01 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.99 KP 1.06 ! LA 0.96 MK 0.99 NL 1.10 OV 1.00 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.94 KP 1.10 ! LA 0.92 MK 0.97 NL 1.19 OV 1.03 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.05 KP 1.08 ! LA 0.99 MK 0.99 NL 1.13 OV 1.02 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 1.11 KP 1.07 ! LA 0.95 MK 1.04 NL 1.14 OV 1.04 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.01 KP 1.02 ! LA 0.95 MK 1.01 NL 1.13 OV 1.06 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 1.01 KP 1.03 ! LA 1.00 MK 0.96 NL 1.10 OV 0.97 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 1.04 KP 1.06 ! LA 1.02 MK 0.96 NL 1.10 OV 1.06 ! PT 0.88 SC 0.98 ! ! ! Fit before self-cal, rms=0.056002Jy sigma=0.473961 ! Fit after self-cal, rms=0.055271Jy sigma=0.470955 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9637 mas, bmaj=2.037 mas, bpa=-6.401 degrees ! Estimated noise=0.459308 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 = -0.000443143 Jy ! Component: 100 - total flux cleaned = -0.000733515 Jy ! Component: 150 - total flux cleaned = -0.000918526 Jy ! Component: 200 - total flux cleaned = -0.00101072 Jy ! Total flux subtracted in 200 components = -0.00101072 Jy ! Clean residual min=-0.001254 max=0.001141 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0925105 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 0.0925106 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=0.055239Jy sigma=0.470673 ! Fit after self-cal, rms=0.055241Jy sigma=0.470564 ! 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=0.055241Jy sigma=0.470564 ! Fit after self-cal, rms=0.055593Jy sigma=0.469236 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9617 mas, bmaj=2.031 mas, bpa=-6.398 degrees ! Estimated noise=0.459421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000311449 Jy ! Component: 100 - total flux cleaned = -0.000452116 Jy ! Component: 150 - total flux cleaned = -0.000565724 Jy ! Component: 200 - total flux cleaned = -0.000648901 Jy ! Total flux subtracted in 200 components = -0.000648901 Jy ! Clean residual min=-0.001103 max=0.000868 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0918617 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 95 components and 0.0918617 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=0.055575Jy sigma=0.469078 ! Fit after self-cal, rms=0.055587Jy sigma=0.469037 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 = -0.000148921 Jy ! Component: 100 - total flux cleaned = -0.000222158 Jy ! Component: 150 - total flux cleaned = -0.000300524 Jy ! Component: 200 - total flux cleaned = -0.00035994 Jy ! Total flux subtracted in 200 components = -0.00035994 Jy ! Clean residual min=-0.001076 max=0.000863 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0915017 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 107 components and 0.0915017 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=0.055580Jy sigma=0.468984 ! Fit after self-cal, rms=0.055579Jy sigma=0.468979 ! 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=0.055579Jy sigma=0.468979 ! Fit after self-cal, rms=0.055681Jy sigma=0.468728 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9582 mas, bmaj=2.026 mas, bpa=-6.327 degrees ! Estimated noise=0.457741 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000223573 Jy ! Component: 100 - total flux cleaned = -0.000322431 Jy ! Component: 150 - total flux cleaned = -0.000376012 Jy ! Component: 200 - total flux cleaned = -0.000376139 Jy ! Total flux subtracted in 200 components = -0.000376139 Jy ! Clean residual min=-0.000974 max=0.000789 Jy/beam ! Clean residual mean=0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0911256 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 112 components and 0.0911256 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=0.055672Jy sigma=0.468656 ! Fit after self-cal, rms=0.055679Jy sigma=0.468644 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 = -7.87803e-05 Jy ! Component: 100 - total flux cleaned = -0.00010049 Jy ! Component: 150 - total flux cleaned = -0.000110494 Jy ! Component: 200 - total flux cleaned = -0.000119895 Jy ! Total flux subtracted in 200 components = -0.000119895 Jy ! Clean residual min=-0.000959 max=0.000783 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0910057 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 118 components and 0.0910057 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=0.055675Jy sigma=0.468617 ! Fit after self-cal, rms=0.055674Jy sigma=0.468613 ! 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=0.055674Jy sigma=0.468613 ! Fit after self-cal, rms=0.055555Jy sigma=0.468592 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.252 mas, bmaj=3.136 mas, bpa=-4.371 degrees ! Estimated noise=0.56292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000317218 Jy ! Component: 100 - total flux cleaned = -0.000345844 Jy ! Component: 150 - total flux cleaned = -0.000338797 Jy ! Component: 200 - total flux cleaned = -0.000332472 Jy ! Total flux subtracted in 200 components = -0.000332472 Jy ! Clean residual min=-0.001022 max=0.000844 Jy/beam ! Clean residual mean=0.000002 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0906732 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 136 components and 0.0906732 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=0.055553Jy sigma=0.468573 ! Fit after self-cal, rms=0.055553Jy sigma=0.468570 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 = -7.91449e-05 Jy ! Component: 100 - total flux cleaned = -7.95823e-05 Jy ! Component: 150 - total flux cleaned = -7.37054e-05 Jy ! Component: 200 - total flux cleaned = -5.75883e-05 Jy ! Total flux subtracted in 200 components = -5.75883e-05 Jy ! Clean residual min=-0.001032 max=0.000832 Jy/beam ! Clean residual mean=0.000002 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0906156 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 149 components and 0.0906156 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=0.055553Jy sigma=0.468563 ! Fit after self-cal, rms=0.055552Jy sigma=0.468561 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9561 mas, bmaj=2.023 mas, bpa=-6.279 degrees ! Estimated noise=0.45664 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9561 x 2.023 at -6.279 degrees (North through East) ! Clean map min=-0.00085823 max=0.065497 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=0.7436 mas, bmaj=1.704 mas, bpa=-6.56 degrees ! Estimated noise=0.767214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0486977 Jy ! Component: 100 - total flux cleaned = 0.0634122 Jy ! Component: 150 - total flux cleaned = 0.0713835 Jy ! Component: 200 - total flux cleaned = 0.076291 Jy ! Total flux subtracted in 200 components = 0.076291 Jy ! Clean residual min=-0.001880 max=0.002595 Jy/beam ! Clean residual mean=-0.000001 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.076291 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.076291 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9561 mas, bmaj=2.023 mas, bpa=-6.279 degrees ! Estimated noise=0.45664 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 = 0.00500479 Jy ! Component: 100 - total flux cleaned = 0.00782147 Jy ! Component: 150 - total flux cleaned = 0.00968147 Jy ! Component: 200 - total flux cleaned = 0.0110331 Jy ! Total flux subtracted in 200 components = 0.0110331 Jy ! Clean residual min=-0.000927 max=0.000931 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0873241 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 36 components and 0.0873241 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=2.252 mas, bmaj=3.136 mas, bpa=-4.371 degrees ! Estimated noise=0.56292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135343 Jy ! Component: 100 - total flux cleaned = 0.00214429 Jy ! Component: 150 - total flux cleaned = 0.00264891 Jy ! Component: 200 - total flux cleaned = 0.00289758 Jy ! Total flux subtracted in 200 components = 0.00289758 Jy ! Clean residual min=-0.001002 max=0.000822 Jy/beam ! Clean residual mean=0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0902217 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 = 0.000119816 Jy ! Component: 100 - total flux cleaned = 0.000172933 Jy ! Component: 150 - total flux cleaned = 0.000222046 Jy ! Component: 200 - total flux cleaned = 0.000275459 Jy ! Total flux subtracted in 200 components = 0.000275459 Jy ! Clean residual min=-0.001008 max=0.000819 Jy/beam ! Clean residual mean=0.000002 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0904971 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 81 components and 0.0904971 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9561 mas, bmaj=2.023 mas, bpa=-6.279 degrees ! Estimated noise=0.45664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.82895e-05 Jy ! Component: 100 - total flux cleaned = 6.41327e-05 Jy ! Component: 150 - total flux cleaned = 6.40773e-05 Jy ! Component: 200 - total flux cleaned = 9.17163e-05 Jy ! Total flux subtracted in 200 components = 9.17163e-05 Jy ! Clean residual min=-0.000863 max=0.000831 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0905888 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 92 components and 0.0905888 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=0.055565Jy sigma=0.468668 ! Fit after self-cal, rms=0.055563Jy sigma=0.468644 wmodel J1457+0749_X_map.mod ! Writing 92 model components to file: J1457+0749_X_map.mod wobs J1457+0749_X_uvs.fits ! Writing UV FITS file: J1457+0749_X_uvs.fits wwins J1457+0749_X_map.win ! wwins: Wrote 4 windows to J1457+0749_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 = -0.000147049 Jy ! Component: 100 - total flux cleaned = -0.000293733 Jy ! Component: 150 - total flux cleaned = -0.000321953 Jy ! Component: 200 - total flux cleaned = -0.000321935 Jy ! Component: 250 - total flux cleaned = -0.000308375 Jy ! Component: 300 - total flux cleaned = -0.000243695 Jy ! Component: 350 - total flux cleaned = -0.000180633 Jy ! Component: 400 - total flux cleaned = -0.000131172 Jy ! Component: 450 - total flux cleaned = -0.000106995 Jy ! Component: 500 - total flux cleaned = -5.90871e-05 Jy ! Component: 550 - total flux cleaned = -2.34367e-05 Jy ! Component: 600 - total flux cleaned = 3.48895e-05 Jy ! Component: 650 - total flux cleaned = 9.2106e-05 Jy ! Component: 700 - total flux cleaned = 0.000159936 Jy ! Component: 750 - total flux cleaned = 0.000193398 Jy ! Component: 800 - total flux cleaned = 0.000292825 Jy ! Component: 850 - total flux cleaned = 0.000358188 Jy ! Component: 900 - total flux cleaned = 0.000444395 Jy ! Component: 950 - total flux cleaned = 0.000497727 Jy ! Component: 1000 - total flux cleaned = 0.000560796 Jy ! Component: 1050 - total flux cleaned = 0.000644198 Jy ! Component: 1100 - total flux cleaned = 0.000685391 Jy ! Component: 1150 - total flux cleaned = 0.000705706 Jy ! Component: 1200 - total flux cleaned = 0.000786752 Jy ! Component: 1250 - total flux cleaned = 0.000796758 Jy ! Component: 1300 - total flux cleaned = 0.000826531 Jy ! Component: 1350 - total flux cleaned = 0.000856238 Jy ! Component: 1400 - total flux cleaned = 0.000914813 Jy ! Component: 1450 - total flux cleaned = 0.00093418 Jy ! Component: 1500 - total flux cleaned = 0.00101105 Jy ! Component: 1550 - total flux cleaned = 0.00103008 Jy ! Component: 1600 - total flux cleaned = 0.0010395 Jy ! Component: 1650 - total flux cleaned = 0.00105835 Jy ! Component: 1700 - total flux cleaned = 0.00107713 Jy ! Component: 1750 - total flux cleaned = 0.00108624 Jy ! Component: 1800 - total flux cleaned = 0.00107713 Jy ! Component: 1850 - total flux cleaned = 0.0011227 Jy ! Component: 1900 - total flux cleaned = 0.00113169 Jy ! Component: 1950 - total flux cleaned = 0.00114065 Jy ! Component: 2000 - total flux cleaned = 0.0011495 Jy ! Component: 2050 - total flux cleaned = 0.00113171 Jy ! Component: 2100 - total flux cleaned = 0.00113182 Jy ! Component: 2150 - total flux cleaned = 0.00115795 Jy ! Component: 2200 - total flux cleaned = 0.00113193 Jy ! Component: 2250 - total flux cleaned = 0.00114062 Jy ! Component: 2300 - total flux cleaned = 0.00116634 Jy ! Component: 2350 - total flux cleaned = 0.00115779 Jy ! Component: 2400 - total flux cleaned = 0.00115772 Jy ! Component: 2450 - total flux cleaned = 0.00110749 Jy ! Component: 2500 - total flux cleaned = 0.00114076 Jy ! Component: 2550 - total flux cleaned = 0.00111599 Jy ! Component: 2600 - total flux cleaned = 0.00112416 Jy ! Component: 2650 - total flux cleaned = 0.00109966 Jy ! Component: 2700 - total flux cleaned = 0.00110777 Jy ! Component: 2750 - total flux cleaned = 0.00112398 Jy ! Component: 2800 - total flux cleaned = 0.00110799 Jy ! Component: 2850 - total flux cleaned = 0.0011319 Jy ! Component: 2900 - total flux cleaned = 0.00111602 Jy ! Component: 2950 - total flux cleaned = 0.00113177 Jy ! Component: 3000 - total flux cleaned = 0.00109252 Jy ! Component: 3050 - total flux cleaned = 0.00106914 Jy ! Component: 3100 - total flux cleaned = 0.00108464 Jy ! Component: 3150 - total flux cleaned = 0.00107695 Jy ! Component: 3200 - total flux cleaned = 0.00109995 Jy ! Component: 3250 - total flux cleaned = 0.00107709 Jy ! Component: 3300 - total flux cleaned = 0.00106949 Jy ! Component: 3350 - total flux cleaned = 0.00108455 Jy ! Component: 3400 - total flux cleaned = 0.00109201 Jy ! Component: 3450 - total flux cleaned = 0.0010548 Jy ! Component: 3500 - total flux cleaned = 0.00108438 Jy ! Component: 3550 - total flux cleaned = 0.00106225 Jy ! Component: 3600 - total flux cleaned = 0.00108424 Jy ! Component: 3650 - total flux cleaned = 0.00106971 Jy ! Component: 3700 - total flux cleaned = 0.00107695 Jy ! Component: 3750 - total flux cleaned = 0.00109134 Jy ! Component: 3800 - total flux cleaned = 0.00108408 Jy ! Component: 3850 - total flux cleaned = 0.00107691 Jy ! Component: 3900 - total flux cleaned = 0.00106268 Jy ! Component: 3950 - total flux cleaned = 0.00106983 Jy ! Component: 4000 - total flux cleaned = 0.00103463 Jy ! Component: 4050 - total flux cleaned = 0.00104871 Jy ! Total flux subtracted in 4096 components = 0.00103475 Jy ! Clean residual min=-0.000436 max=0.000399 Jy/beam ! Clean residual mean=0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0916236 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 412 components and 0.0916236 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1457+0749_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9561 x 2.023 at -6.279 degrees (North through East) ! Clean map min=-0.00058848 max=0.065406 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1457+0749_X_map.fits wmodel /image_prod/ug002_uva//J1457+0749_X_map.mod ! Writing 412 model components to file: /image_prod/ug002_uva//J1457+0749_X_map.mod wobs /image_prod/ug002_uva//J1457+0749_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1457+0749_X_uvs.fits wwins /image_prod/ug002_uva//J1457+0749_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1457+0749_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0654064 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0001218 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.558663 0.558663 1.11733 2.23465 4.4693 8.93861 17.8772 35.7544 71.5088 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.065 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 536.996 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1457+0749_X_dfm.log closed on Thu Mar 5 02:00:25 2020