! Started logfile: /image_prod/ug002_uva//J2002+4725_X_a_dfm.log on Thu Mar 5 04:32:48 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//J2002+4725_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2002+4725_X_a_uva.fits ! AN table 1: 12 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.752315 visibilities/baseline/integration-bin. ! Found source: J2002+4725 ! ! 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 3900 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 J2002+4725_X_a] 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 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.526364Jy sigma=9.255387 ! Fit after self-cal, rms=0.272322Jy sigma=1.646302 ! 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=0.7004 mas, bmaj=1.782 mas, bpa=-15.5 degrees ! Estimated noise=2.79363 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 = 0.757379 Jy ! Component: 100 - total flux cleaned = 0.985983 Jy ! Total flux subtracted in 100 components = 0.985983 Jy ! Clean residual min=-0.053140 max=0.104034 Jy/beam ! Clean residual mean=-0.000068 rms=0.012359 Jy/beam ! Combined flux in latest and established models = 0.985983 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.985983 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=0.263534Jy sigma=1.517752 ! Fit after self-cal, rms=0.263473Jy sigma=1.517393 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114716 Jy ! Component: 100 - total flux cleaned = 0.17548 Jy ! Total flux subtracted in 100 components = 0.17548 Jy ! Clean residual min=-0.036364 max=0.045856 Jy/beam ! Clean residual mean=-0.000043 rms=0.008526 Jy/beam ! Combined flux in latest and established models = 1.16146 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 1.16146 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=0.174045Jy sigma=1.022360 ! Fit after self-cal, rms=0.174004Jy sigma=1.022215 ! 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=0.8883 mas, bmaj=1.979 mas, bpa=-12.01 degrees ! Estimated noise=1.93328 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 (-9.4, 22.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.070253 Jy ! Component: 100 - total flux cleaned = 0.113774 Jy ! Component: 150 - total flux cleaned = 0.144115 Jy ! Component: 200 - total flux cleaned = 0.162863 Jy ! Total flux subtracted in 200 components = 0.162863 Jy ! Clean residual min=-0.033699 max=0.043784 Jy/beam ! Clean residual mean=-0.000037 rms=0.008249 Jy/beam ! Combined flux in latest and established models = 1.32433 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 40 components and 1.32433 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=0.133722Jy sigma=0.817907 ! Fit after self-cal, rms=0.132377Jy sigma=0.809980 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8883 x 1.979 at -12.01 degrees (North through East) ! Clean map min=-0.033227 max=1.047 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.08 KP 1.04 ! LA 0.98 MK 1.02 NL 1.09 OV 0.89 ! PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 1.06 KP 1.03 ! LA 0.98 MK 1.01 NL 1.12 OV 0.90 ! PT 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.06 KP 1.04 ! LA 0.98 MK 0.98 NL 1.10 OV 0.90 ! PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.07 KP 1.04 ! LA 0.99 MK 0.99 NL 1.10 OV 0.89 ! PT 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.06 KP 1.03 ! LA 0.98 MK 1.01 NL 1.10 OV 0.89 ! PT 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.07 KP 1.03 ! LA 0.98 MK 0.99 NL 1.12 OV 0.90 ! PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.07 KP 1.04 ! LA 1.00 MK 1.00 NL 1.12 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.06 KP 1.04 ! LA 0.99 MK 1.00 NL 1.12 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.08 KP 1.06 ! LA 0.97 MK 1.00 NL 1.14 OV 0.89 ! PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.07 KP 1.04 ! LA 0.99 MK 1.03 NL 1.12 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.07 KP 1.05 ! LA 0.99 MK 1.00 NL 1.13 OV 0.91 ! PT 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.07 KP 1.09 ! LA 0.99 MK 1.01 NL 1.13 OV 0.91 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.132377Jy sigma=0.809980 ! Fit after self-cal, rms=0.087427Jy sigma=0.524185 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9025 mas, bmaj=1.987 mas, bpa=-11.64 degrees ! Estimated noise=1.9323 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 = -0.013565 Jy ! Component: 100 - total flux cleaned = -0.0170307 Jy ! Component: 150 - total flux cleaned = -0.0208559 Jy ! Component: 200 - total flux cleaned = -0.0240463 Jy ! Total flux subtracted in 200 components = -0.0240463 Jy ! Clean residual min=-0.019304 max=0.017719 Jy/beam ! Clean residual mean=-0.000003 rms=0.003247 Jy/beam ! Combined flux in latest and established models = 1.30028 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 62 components and 1.30028 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=0.080346Jy sigma=0.482998 ! Fit after self-cal, rms=0.080070Jy sigma=0.481306 ! 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=0.080070Jy sigma=0.481306 ! Fit after self-cal, rms=0.070945Jy sigma=0.417388 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9 mas, bmaj=2 mas, bpa=-11.6 degrees ! Estimated noise=1.93196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0113792 Jy ! Component: 100 - total flux cleaned = -0.0127092 Jy ! Component: 150 - total flux cleaned = -0.0124948 Jy ! Component: 200 - total flux cleaned = -0.0123242 Jy ! Total flux subtracted in 200 components = -0.0123242 Jy ! Clean residual min=-0.010316 max=0.007577 Jy/beam ! Clean residual mean=-0.000004 rms=0.001860 Jy/beam ! Combined flux in latest and established models = 1.28796 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 75 components and 1.28796 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=0.068125Jy sigma=0.401655 ! Fit after self-cal, rms=0.067835Jy sigma=0.400266 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 = -0.000961678 Jy ! Component: 100 - total flux cleaned = -0.000827912 Jy ! Component: 150 - total flux cleaned = -0.000462176 Jy ! Component: 200 - total flux cleaned = -0.000246024 Jy ! Total flux subtracted in 200 components = -0.000246024 Jy ! Clean residual min=-0.009703 max=0.007849 Jy/beam ! Clean residual mean=-0.000005 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 1.28771 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 1.28771 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=0.067312Jy sigma=0.397288 ! Fit after self-cal, rms=0.067257Jy sigma=0.397106 ! 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=0.067257Jy sigma=0.397106 ! Fit after self-cal, rms=0.066550Jy sigma=0.392115 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9021 mas, bmaj=2.002 mas, bpa=-11.46 degrees ! Estimated noise=1.93264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00649568 Jy ! Component: 100 - total flux cleaned = -0.00804228 Jy ! Component: 150 - total flux cleaned = -0.00842175 Jy ! Component: 200 - total flux cleaned = -0.00842898 Jy ! Total flux subtracted in 200 components = -0.00842898 Jy ! Clean residual min=-0.008320 max=0.006719 Jy/beam ! Clean residual mean=-0.000004 rms=0.001485 Jy/beam ! Combined flux in latest and established models = 1.27928 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 88 components and 1.27928 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=0.065749Jy sigma=0.387528 ! Fit after self-cal, rms=0.065677Jy sigma=0.387241 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 = -0.000786166 Jy ! Component: 100 - total flux cleaned = -0.000512822 Jy ! Component: 150 - total flux cleaned = -0.000348292 Jy ! Component: 200 - total flux cleaned = -0.000193533 Jy ! Total flux subtracted in 200 components = -0.000193533 Jy ! Clean residual min=-0.007947 max=0.006438 Jy/beam ! Clean residual mean=-0.000004 rms=0.001450 Jy/beam ! Combined flux in latest and established models = 1.27909 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 1.27909 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=0.065461Jy sigma=0.385867 ! Fit after self-cal, rms=0.065436Jy sigma=0.385803 ! 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=0.065436Jy sigma=0.385803 ! Fit after self-cal, rms=0.065242Jy sigma=0.384070 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.035 mas, bmaj=2.581 mas, bpa=-3.861 degrees ! Estimated noise=2.58265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00373015 Jy ! Component: 100 - total flux cleaned = -0.00400209 Jy ! Component: 150 - total flux cleaned = -0.00393039 Jy ! Component: 200 - total flux cleaned = -0.00386486 Jy ! Total flux subtracted in 200 components = -0.00386486 Jy ! Clean residual min=-0.007153 max=0.006097 Jy/beam ! Clean residual mean=-0.000006 rms=0.001684 Jy/beam ! Combined flux in latest and established models = 1.27522 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 106 components and 1.27522 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=0.065049Jy sigma=0.383243 ! Fit after self-cal, rms=0.065020Jy sigma=0.383121 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 = -0.000341575 Jy ! Component: 100 - total flux cleaned = -0.000285468 Jy ! Component: 150 - total flux cleaned = -0.000181391 Jy ! Component: 200 - total flux cleaned = -8.34816e-05 Jy ! Total flux subtracted in 200 components = -8.34816e-05 Jy ! Clean residual min=-0.007096 max=0.006190 Jy/beam ! Clean residual mean=-0.000007 rms=0.001652 Jy/beam ! Combined flux in latest and established models = 1.27514 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 111 components and 1.27514 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=0.065023Jy sigma=0.383323 ! Fit after self-cal, rms=0.065013Jy sigma=0.383291 ! 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=0.9039 mas, bmaj=2.003 mas, bpa=-11.36 degrees ! Estimated noise=1.93336 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9039 x 2.003 at -11.36 degrees (North through East) ! Clean map min=-0.011339 max=1.0482 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 ! Performing amp+phase self-cal ! ! 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=0.065013Jy sigma=0.383291 ! Fit after self-cal, rms=0.061393Jy sigma=0.355627 ! Inverting map and beam ! Estimated beam: bmin=0.9046 mas, bmaj=2.004 mas, bpa=-11.36 degrees ! Estimated noise=1.932 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0032537 Jy ! Component: 100 - total flux cleaned = -0.00377642 Jy ! Component: 150 - total flux cleaned = -0.00405167 Jy ! Component: 200 - total flux cleaned = -0.00421551 Jy ! Total flux subtracted in 200 components = -0.00421551 Jy ! Clean residual min=-0.007409 max=0.006150 Jy/beam ! Clean residual mean=-0.000003 rms=0.001252 Jy/beam ! Combined flux in latest and established models = 1.27092 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 120 components and 1.27092 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=0.061107Jy sigma=0.353609 ! Fit after self-cal, rms=0.061092Jy sigma=0.353561 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000431605 Jy ! Component: 100 - total flux cleaned = -0.000284107 Jy ! Component: 150 - total flux cleaned = -0.000147803 Jy ! Component: 200 - total flux cleaned = -8.33282e-05 Jy ! Total flux subtracted in 200 components = -8.33282e-05 Jy ! Clean residual min=-0.007203 max=0.005967 Jy/beam ! Clean residual mean=-0.000003 rms=0.001236 Jy/beam ! Combined flux in latest and established models = 1.27084 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 126 components and 1.27084 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=0.060954Jy sigma=0.352634 ! Fit after self-cal, rms=0.060947Jy sigma=0.352617 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.060947Jy sigma=0.352617 ! Fit after self-cal, rms=0.060915Jy sigma=0.352089 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=0.7131 mas, bmaj=1.806 mas, bpa=-14.85 degrees ! Estimated noise=2.85539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.773715 Jy ! Component: 100 - total flux cleaned = 0.995847 Jy ! Component: 150 - total flux cleaned = 1.10635 Jy ! Component: 200 - total flux cleaned = 1.16273 Jy ! Total flux subtracted in 200 components = 1.16273 Jy ! Clean residual min=-0.013663 max=0.027001 Jy/beam ! Clean residual mean=-0.000016 rms=0.003444 Jy/beam ! Combined flux in latest and established models = 1.16273 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 10 model components to the UV plane model. ! The established model now contains 10 components and 1.16273 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9058 mas, bmaj=2.005 mas, bpa=-11.28 degrees ! Estimated noise=1.93222 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 = 0.0410346 Jy ! Component: 100 - total flux cleaned = 0.0633789 Jy ! Component: 150 - total flux cleaned = 0.0772861 Jy ! Component: 200 - total flux cleaned = 0.0862803 Jy ! Total flux subtracted in 200 components = 0.0862803 Jy ! Clean residual min=-0.006176 max=0.008294 Jy/beam ! Clean residual mean=-0.000006 rms=0.001530 Jy/beam ! Combined flux in latest and established models = 1.24901 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 31 components and 1.24901 Jy ! Inverting map ! Added new window around map position (-11.4, 21.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00503058 Jy ! Component: 100 - total flux cleaned = 0.00822878 Jy ! Component: 150 - total flux cleaned = 0.0106575 Jy ! Component: 200 - total flux cleaned = 0.0121321 Jy ! Total flux subtracted in 200 components = 0.0121321 Jy ! Clean residual min=-0.005209 max=0.006276 Jy/beam ! Clean residual mean=-0.000003 rms=0.001262 Jy/beam ! Combined flux in latest and established models = 1.26115 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 51 components and 1.26115 Jy ! Inverting map ! Added new window around map position (7.2, -11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00428522 Jy ! Component: 100 - total flux cleaned = 0.00548793 Jy ! Component: 150 - total flux cleaned = 0.00654552 Jy ! Component: 200 - total flux cleaned = 0.00708765 Jy ! Total flux subtracted in 200 components = 0.00708765 Jy ! Clean residual min=-0.004504 max=0.004715 Jy/beam ! Clean residual mean=-0.000001 rms=0.001134 Jy/beam ! Combined flux in latest and established models = 1.26823 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 76 components and 1.26823 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=2.038 mas, bmaj=2.582 mas, bpa=-3.699 degrees ! Estimated noise=2.57468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00314569 Jy ! Component: 100 - total flux cleaned = 0.00381526 Jy ! Component: 150 - total flux cleaned = 0.00426025 Jy ! Component: 200 - total flux cleaned = 0.00448622 Jy ! Total flux subtracted in 200 components = 0.00448622 Jy ! Clean residual min=-0.005186 max=0.004807 Jy/beam ! Clean residual mean=-0.000001 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 1.27272 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 = 0.000283135 Jy ! Component: 100 - total flux cleaned = 0.000415698 Jy ! Component: 150 - total flux cleaned = 0.000543752 Jy ! Component: 200 - total flux cleaned = 0.000728061 Jy ! Total flux subtracted in 200 components = 0.000728061 Jy ! Clean residual min=-0.005103 max=0.004805 Jy/beam ! Clean residual mean=-0.000001 rms=0.001310 Jy/beam ! Combined flux in latest and established models = 1.27345 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 107 components and 1.27345 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9058 mas, bmaj=2.005 mas, bpa=-11.28 degrees ! Estimated noise=1.93222 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00123284 Jy ! Component: 100 - total flux cleaned = -0.00105077 Jy ! Component: 150 - total flux cleaned = -0.000884931 Jy ! Component: 200 - total flux cleaned = -0.000574664 Jy ! Total flux subtracted in 200 components = -0.000574664 Jy ! Clean residual min=-0.004259 max=0.004071 Jy/beam ! Clean residual mean=-0.000001 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 1.27287 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 125 components and 1.27287 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=0.059753Jy sigma=0.346169 ! Fit after self-cal, rms=0.059632Jy sigma=0.345458 wmodel J2002+4725_X_a_map.mod ! Writing 125 model components to file: J2002+4725_X_a_map.mod wobs J2002+4725_X_a_uvs.fits ! Writing UV FITS file: J2002+4725_X_a_uvs.fits wwins J2002+4725_X_a_map.win ! wwins: Wrote 4 windows to J2002+4725_X_a_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 = -0.00105014 Jy ! Component: 100 - total flux cleaned = -0.00127211 Jy ! Component: 150 - total flux cleaned = -0.00120395 Jy ! Component: 200 - total flux cleaned = -0.00107221 Jy ! Component: 250 - total flux cleaned = -0.00100761 Jy ! Component: 300 - total flux cleaned = -0.000695795 Jy ! Component: 350 - total flux cleaned = -0.000394241 Jy ! Component: 400 - total flux cleaned = 7.45567e-05 Jy ! Component: 450 - total flux cleaned = 0.000587627 Jy ! Component: 500 - total flux cleaned = 0.000921439 Jy ! Component: 550 - total flux cleaned = 0.00135401 Jy ! Component: 600 - total flux cleaned = 0.00161966 Jy ! Component: 650 - total flux cleaned = 0.00198231 Jy ! Component: 700 - total flux cleaned = 0.00233714 Jy ! Component: 750 - total flux cleaned = 0.0026343 Jy ! Component: 800 - total flux cleaned = 0.00316532 Jy ! Component: 850 - total flux cleaned = 0.00340125 Jy ! Component: 900 - total flux cleaned = 0.00367865 Jy ! Component: 950 - total flux cleaned = 0.00399558 Jy ! Component: 1000 - total flux cleaned = 0.00435137 Jy ! Component: 1050 - total flux cleaned = 0.00452532 Jy ! Component: 1100 - total flux cleaned = 0.00486753 Jy ! Component: 1150 - total flux cleaned = 0.00499178 Jy ! Component: 1200 - total flux cleaned = 0.00515611 Jy ! Component: 1250 - total flux cleaned = 0.00527766 Jy ! Component: 1300 - total flux cleaned = 0.00547787 Jy ! Component: 1350 - total flux cleaned = 0.00575158 Jy ! Component: 1400 - total flux cleaned = 0.00605882 Jy ! Component: 1450 - total flux cleaned = 0.0062848 Jy ! Component: 1500 - total flux cleaned = 0.00646994 Jy ! Component: 1550 - total flux cleaned = 0.00658004 Jy ! Component: 1600 - total flux cleaned = 0.00686894 Jy ! Component: 1650 - total flux cleaned = 0.0070112 Jy ! Component: 1700 - total flux cleaned = 0.00729164 Jy ! Component: 1750 - total flux cleaned = 0.00739514 Jy ! Component: 1800 - total flux cleaned = 0.00766794 Jy ! Component: 1850 - total flux cleaned = 0.00786931 Jy ! Component: 1900 - total flux cleaned = 0.00796841 Jy ! Component: 1950 - total flux cleaned = 0.00816504 Jy ! Component: 2000 - total flux cleaned = 0.00839161 Jy ! Component: 2050 - total flux cleaned = 0.00851887 Jy ! Component: 2100 - total flux cleaned = 0.00870791 Jy ! Component: 2150 - total flux cleaned = 0.00873881 Jy ! Component: 2200 - total flux cleaned = 0.00870886 Jy ! Component: 2250 - total flux cleaned = 0.00889092 Jy ! Component: 2300 - total flux cleaned = 0.00892022 Jy ! Component: 2350 - total flux cleaned = 0.00892013 Jy ! Component: 2400 - total flux cleaned = 0.00886166 Jy ! Component: 2450 - total flux cleaned = 0.0089485 Jy ! Component: 2500 - total flux cleaned = 0.00886279 Jy ! Component: 2550 - total flux cleaned = 0.0088914 Jy ! Component: 2600 - total flux cleaned = 0.00897575 Jy ! Component: 2650 - total flux cleaned = 0.00911367 Jy ! Component: 2700 - total flux cleaned = 0.00905893 Jy ! Component: 2750 - total flux cleaned = 0.00908585 Jy ! Component: 2800 - total flux cleaned = 0.00911318 Jy ! Component: 2850 - total flux cleaned = 0.00913956 Jy ! Component: 2900 - total flux cleaned = 0.00927052 Jy ! Component: 2950 - total flux cleaned = 0.00927048 Jy ! Component: 3000 - total flux cleaned = 0.00934763 Jy ! Component: 3050 - total flux cleaned = 0.00942412 Jy ! Component: 3100 - total flux cleaned = 0.00949925 Jy ! Component: 3150 - total flux cleaned = 0.00957371 Jy ! Component: 3200 - total flux cleaned = 0.00957351 Jy ! Component: 3250 - total flux cleaned = 0.0095001 Jy ! Component: 3300 - total flux cleaned = 0.00954888 Jy ! Component: 3350 - total flux cleaned = 0.00952436 Jy ! Component: 3400 - total flux cleaned = 0.00959601 Jy ! Component: 3450 - total flux cleaned = 0.00957226 Jy ! Component: 3500 - total flux cleaned = 0.00957228 Jy ! Component: 3550 - total flux cleaned = 0.0096416 Jy ! Component: 3600 - total flux cleaned = 0.00961824 Jy ! Component: 3650 - total flux cleaned = 0.0096409 Jy ! Component: 3700 - total flux cleaned = 0.00964063 Jy ! Component: 3750 - total flux cleaned = 0.00968533 Jy ! Component: 3800 - total flux cleaned = 0.0096189 Jy ! Component: 3850 - total flux cleaned = 0.00972921 Jy ! Component: 3900 - total flux cleaned = 0.00970759 Jy ! Component: 3950 - total flux cleaned = 0.0098162 Jy ! Component: 4000 - total flux cleaned = 0.00979471 Jy ! Component: 4050 - total flux cleaned = 0.00975204 Jy ! Total flux subtracted in 4096 components = 0.00981581 Jy ! Clean residual min=-0.001237 max=0.001233 Jy/beam ! Clean residual mean=0.000000 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 1.28269 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 423 components and 1.28269 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2002+4725_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9058 x 2.005 at -11.28 degrees (North through East) ! Clean map min=-0.0057943 max=1.0506 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2002+4725_X_a_map.fits wmodel /image_prod/ug002_uva//J2002+4725_X_a_map.mod ! Writing 423 model components to file: /image_prod/ug002_uva//J2002+4725_X_a_map.mod wobs /image_prod/ug002_uva//J2002+4725_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2002+4725_X_a_uvs.fits wwins /image_prod/ug002_uva//J2002+4725_X_a_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J2002+4725_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.05059 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000355078 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.101394 0.101394 0.202788 0.405577 0.811154 1.62231 3.24462 6.48923 12.9785 25.9569 51.9138 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.05 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2958.75 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2002+4725_X_a_dfm.log closed on Thu Mar 5 04:32:52 2020