! Started logfile: /image_prod/ug002_uva//J0426+2350_X_dfm.log on Wed Mar 4 20:20:51 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//J0426+2350_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0426+2350_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.978074 visibilities/baseline/integration-bin. ! Found source: J0426+2350 ! ! 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 39612 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 J0426+2350_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014425Jy sigma=8.450461 ! Fit after self-cal, rms=0.824526Jy sigma=6.845322 ! 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=0.727 mas, bmaj=1.486 mas, bpa=-4.712 degrees ! Estimated noise=0.962166 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 = 0.139627 Jy ! Component: 100 - total flux cleaned = 0.170075 Jy ! Total flux subtracted in 100 components = 0.170075 Jy ! Clean residual min=-0.005440 max=0.008502 Jy/beam ! Clean residual mean=0.000000 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 0.170075 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.170075 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=0.066178Jy sigma=0.519251 ! Fit after self-cal, rms=0.066174Jy sigma=0.519223 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00548448 Jy ! Component: 100 - total flux cleaned = 0.00473323 Jy ! Total flux subtracted in 100 components = 0.00473323 Jy ! Clean residual min=-0.005309 max=0.007293 Jy/beam ! Clean residual mean=-0.000000 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.174808 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.174808 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=0.065662Jy sigma=0.513105 ! Fit after self-cal, rms=0.065657Jy sigma=0.513077 ! Inverting map ! Added new window around map position (2.4, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00689089 Jy ! Component: 100 - total flux cleaned = 0.00946384 Jy ! Total flux subtracted in 100 components = 0.00946384 Jy ! Clean residual min=-0.005059 max=0.006590 Jy/beam ! Clean residual mean=-0.000000 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 0.184272 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.184272 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=0.064796Jy sigma=0.506711 ! Fit after self-cal, rms=0.064716Jy sigma=0.505803 ! 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=0.9614 mas, bmaj=1.809 mas, bpa=-3.64 degrees ! Estimated noise=0.433891 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00794542 Jy ! Component: 100 - total flux cleaned = 0.0133242 Jy ! Component: 150 - total flux cleaned = 0.017406 Jy ! Component: 200 - total flux cleaned = 0.0205852 Jy ! Total flux subtracted in 200 components = 0.0205852 Jy ! Clean residual min=-0.005036 max=0.005104 Jy/beam ! Clean residual mean=0.000001 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.204857 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 43 components and 0.204857 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=0.063388Jy sigma=0.495402 ! Fit after self-cal, rms=0.063326Jy sigma=0.494770 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9614 x 1.809 at -3.64 degrees (North through East) ! Clean map min=-0.0046291 max=0.17639 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.96 KP 1.06 ! LA 0.95 MK 0.98 NL 1.19 OV 1.01 ! PT 0.89 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.97 KP 1.07 ! LA 0.94 MK 0.98 NL 1.18 OV 1.01 ! PT 0.88 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.97 KP 1.06 ! LA 0.97 MK 0.93 NL 1.19 OV 1.02 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.96 KP 1.05 ! LA 0.97 MK 0.97 NL 1.18 OV 1.02 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.99 KP 1.07 ! LA 0.96 MK 0.98 NL 1.19 OV 1.02 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.98 KP 1.06 ! LA 0.98 MK 1.00 NL 1.18 OV 1.01 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.01 KP 1.09 ! LA 0.97 MK 0.98 NL 1.18 OV 1.02 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.98 KP 1.06 ! LA 0.98 MK 0.99 NL 1.17 OV 1.03 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.01 KP 1.08 ! LA 0.98 MK 1.00 NL 1.20 OV 1.03 ! PT 0.90 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 1.00 KP 1.07 ! LA 1.00 MK 1.01 NL 1.19 OV 1.04 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.99 KP 1.08 ! LA 0.99 MK 1.01 NL 1.18 OV 1.05 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.04 KP 1.01 ! LA 0.97 MK 1.05 NL 1.19 OV 1.04 ! PT 0.90 SC 1.03 ! ! ! Fit before self-cal, rms=0.063326Jy sigma=0.494770 ! Fit after self-cal, rms=0.061093Jy sigma=0.475543 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9567 mas, bmaj=1.8 mas, bpa=-3.257 degrees ! Estimated noise=0.434444 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 = -0.00332477 Jy ! Component: 100 - total flux cleaned = -0.00432535 Jy ! Component: 150 - total flux cleaned = -0.00492913 Jy ! Component: 200 - total flux cleaned = -0.00543275 Jy ! Total flux subtracted in 200 components = -0.00543275 Jy ! Clean residual min=-0.002649 max=0.002997 Jy/beam ! Clean residual mean=0.000002 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.199424 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 60 components and 0.199424 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=0.060920Jy sigma=0.473171 ! Fit after self-cal, rms=0.060934Jy sigma=0.473015 ! Inverting map ! Added new window around map position (-4.2, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318535 Jy ! Component: 100 - total flux cleaned = 0.00505029 Jy ! Component: 150 - total flux cleaned = 0.00551982 Jy ! Component: 200 - total flux cleaned = 0.00586044 Jy ! Total flux subtracted in 200 components = 0.00586044 Jy ! Clean residual min=-0.002295 max=0.002596 Jy/beam ! Clean residual mean=0.000001 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.205285 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 0.205285 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=0.060745Jy sigma=0.471207 ! Fit after self-cal, rms=0.060734Jy sigma=0.471091 ! 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=0.060734Jy sigma=0.471091 ! Fit after self-cal, rms=0.061768Jy sigma=0.465377 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9574 mas, bmaj=1.794 mas, bpa=-3.113 degrees ! Estimated noise=0.434643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00124331 Jy ! Component: 100 - total flux cleaned = -0.00161844 Jy ! Component: 150 - total flux cleaned = -0.00183144 Jy ! Component: 200 - total flux cleaned = -0.00196302 Jy ! Total flux subtracted in 200 components = -0.00196302 Jy ! Clean residual min=-0.001462 max=0.001376 Jy/beam ! Clean residual mean=0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.203322 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 94 components and 0.203322 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=0.061664Jy sigma=0.464282 ! Fit after self-cal, rms=0.061691Jy sigma=0.464225 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 = 0.000117862 Jy ! Component: 100 - total flux cleaned = 0.000223971 Jy ! Component: 150 - total flux cleaned = 0.000193712 Jy ! Component: 200 - total flux cleaned = 0.000113765 Jy ! Total flux subtracted in 200 components = 0.000113765 Jy ! Clean residual min=-0.001315 max=0.001241 Jy/beam ! Clean residual mean=0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.203436 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 107 components and 0.203436 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=0.061664Jy sigma=0.463897 ! Fit after self-cal, rms=0.061661Jy sigma=0.463885 ! 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=0.061661Jy sigma=0.463885 ! Fit after self-cal, rms=0.062054Jy sigma=0.463605 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9572 mas, bmaj=1.794 mas, bpa=-3.068 degrees ! Estimated noise=0.43425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00127662 Jy ! Component: 100 - total flux cleaned = -0.00154446 Jy ! Component: 150 - total flux cleaned = -0.00170323 Jy ! Component: 200 - total flux cleaned = -0.00178655 Jy ! Total flux subtracted in 200 components = -0.00178655 Jy ! Clean residual min=-0.001150 max=0.001089 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.201649 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 115 components and 0.201649 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=0.062014Jy sigma=0.463223 ! Fit after self-cal, rms=0.062018Jy sigma=0.463212 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 = -0.000108689 Jy ! Component: 100 - total flux cleaned = -0.000202321 Jy ! Component: 150 - total flux cleaned = -0.00028714 Jy ! Component: 200 - total flux cleaned = -0.000345749 Jy ! Total flux subtracted in 200 components = -0.000345749 Jy ! Clean residual min=-0.001069 max=0.001001 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.201303 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 122 components and 0.201303 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=0.062005Jy sigma=0.463078 ! Fit after self-cal, rms=0.062003Jy sigma=0.463072 ! 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=0.062003Jy sigma=0.463072 ! Fit after self-cal, rms=0.062233Jy sigma=0.462977 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.138 mas, bmaj=2.804 mas, bpa=2.058 degrees ! Estimated noise=0.531551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000867153 Jy ! Component: 100 - total flux cleaned = -0.001044 Jy ! Component: 150 - total flux cleaned = -0.00108357 Jy ! Component: 200 - total flux cleaned = -0.00109974 Jy ! Total flux subtracted in 200 components = -0.00109974 Jy ! Clean residual min=-0.001127 max=0.001354 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.200203 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 146 components and 0.200203 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=0.062226Jy sigma=0.462873 ! Fit after self-cal, rms=0.062229Jy sigma=0.462865 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-10.4, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119893 Jy ! Component: 100 - total flux cleaned = 0.00174725 Jy ! Component: 150 - total flux cleaned = 0.00203257 Jy ! Component: 200 - total flux cleaned = 0.0022228 Jy ! Total flux subtracted in 200 components = 0.0022228 Jy ! Clean residual min=-0.000889 max=0.000774 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.202426 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 180 components and 0.202426 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=0.062209Jy sigma=0.462687 ! Fit after self-cal, rms=0.062208Jy sigma=0.462680 ! 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=0.9568 mas, bmaj=1.794 mas, bpa=-3.032 degrees ! Estimated noise=0.434058 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9568 x 1.794 at -3.032 degrees (North through East) ! Clean map min=-0.00082818 max=0.17752 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=0.7234 mas, bmaj=1.472 mas, bpa=-4.125 degrees ! Estimated noise=0.961839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.139565 Jy ! Component: 100 - total flux cleaned = 0.169999 Jy ! Component: 150 - total flux cleaned = 0.177378 Jy ! Component: 200 - total flux cleaned = 0.181098 Jy ! Total flux subtracted in 200 components = 0.181098 Jy ! Clean residual min=-0.002656 max=0.002505 Jy/beam ! Clean residual mean=0.000001 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.181098 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.181098 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9568 mas, bmaj=1.794 mas, bpa=-3.032 degrees ! Estimated noise=0.434058 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 = 0.00438485 Jy ! Component: 100 - total flux cleaned = 0.00730965 Jy ! Component: 150 - total flux cleaned = 0.00955108 Jy ! Component: 200 - total flux cleaned = 0.0113814 Jy ! Total flux subtracted in 200 components = 0.0113814 Jy ! Clean residual min=-0.001308 max=0.001436 Jy/beam ! Clean residual mean=0.000002 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.19248 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 45 components and 0.19248 Jy ! Inverting map ! Added new window around map position (1.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156668 Jy ! Component: 100 - total flux cleaned = 0.00261698 Jy ! Component: 150 - total flux cleaned = 0.0035645 Jy ! Component: 200 - total flux cleaned = 0.00438411 Jy ! Total flux subtracted in 200 components = 0.00438411 Jy ! Clean residual min=-0.001177 max=0.001085 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.196864 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 64 components and 0.196864 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=2.138 mas, bmaj=2.804 mas, bpa=2.058 degrees ! Estimated noise=0.531551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151067 Jy ! Component: 100 - total flux cleaned = 0.00255604 Jy ! Component: 150 - total flux cleaned = 0.00340832 Jy ! Component: 200 - total flux cleaned = 0.00414012 Jy ! Total flux subtracted in 200 components = 0.00414012 Jy ! Clean residual min=-0.001009 max=0.000888 Jy/beam ! Clean residual mean=0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.201004 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 = 0.000635496 Jy ! Component: 100 - total flux cleaned = 0.00112784 Jy ! Component: 150 - total flux cleaned = 0.00142795 Jy ! Component: 200 - total flux cleaned = 0.00168343 Jy ! Total flux subtracted in 200 components = 0.00168343 Jy ! Clean residual min=-0.000903 max=0.000820 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.202687 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 138 components and 0.202687 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9568 mas, bmaj=1.794 mas, bpa=-3.032 degrees ! Estimated noise=0.434058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000217241 Jy ! Component: 100 - total flux cleaned = -0.000183574 Jy ! Component: 150 - total flux cleaned = -9.58345e-05 Jy ! Component: 200 - total flux cleaned = -1.66264e-05 Jy ! Total flux subtracted in 200 components = -1.66264e-05 Jy ! Clean residual min=-0.000908 max=0.000846 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.202671 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 161 components and 0.202671 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=0.062199Jy sigma=0.462640 ! Fit after self-cal, rms=0.062187Jy sigma=0.462600 wmodel J0426+2350_X_map.mod ! Writing 161 model components to file: J0426+2350_X_map.mod wobs J0426+2350_X_uvs.fits ! Writing UV FITS file: J0426+2350_X_uvs.fits wwins J0426+2350_X_map.win ! wwins: Wrote 6 windows to J0426+2350_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 = -6.96073e-05 Jy ! Component: 100 - total flux cleaned = -5.39078e-05 Jy ! Component: 150 - total flux cleaned = -5.43475e-05 Jy ! Component: 200 - total flux cleaned = -9.68943e-05 Jy ! Component: 250 - total flux cleaned = -6.91809e-05 Jy ! Component: 300 - total flux cleaned = -4.20632e-05 Jy ! Component: 350 - total flux cleaned = -2.49235e-06 Jy ! Component: 400 - total flux cleaned = 6.22117e-05 Jy ! Component: 450 - total flux cleaned = 0.000138473 Jy ! Component: 500 - total flux cleaned = 0.000188748 Jy ! Component: 550 - total flux cleaned = 0.000250746 Jy ! Component: 600 - total flux cleaned = 0.000299803 Jy ! Component: 650 - total flux cleaned = 0.000384557 Jy ! Component: 700 - total flux cleaned = 0.000479903 Jy ! Component: 750 - total flux cleaned = 0.000527078 Jy ! Component: 800 - total flux cleaned = 0.000620416 Jy ! Component: 850 - total flux cleaned = 0.000678024 Jy ! Component: 900 - total flux cleaned = 0.000734973 Jy ! Component: 950 - total flux cleaned = 0.000746248 Jy ! Component: 1000 - total flux cleaned = 0.000835877 Jy ! Component: 1050 - total flux cleaned = 0.000902357 Jy ! Component: 1100 - total flux cleaned = 0.000935366 Jy ! Component: 1150 - total flux cleaned = 0.00100075 Jy ! Component: 1200 - total flux cleaned = 0.00104373 Jy ! Component: 1250 - total flux cleaned = 0.00105427 Jy ! Component: 1300 - total flux cleaned = 0.00108625 Jy ! Component: 1350 - total flux cleaned = 0.00111774 Jy ! Component: 1400 - total flux cleaned = 0.00112819 Jy ! Component: 1450 - total flux cleaned = 0.00110745 Jy ! Component: 1500 - total flux cleaned = 0.00114839 Jy ! Component: 1550 - total flux cleaned = 0.00110779 Jy ! Component: 1600 - total flux cleaned = 0.00109793 Jy ! Component: 1650 - total flux cleaned = 0.00110796 Jy ! Component: 1700 - total flux cleaned = 0.00112782 Jy ! Component: 1750 - total flux cleaned = 0.00106873 Jy ! Component: 1800 - total flux cleaned = 0.00108827 Jy ! Component: 1850 - total flux cleaned = 0.00105911 Jy ! Component: 1900 - total flux cleaned = 0.0011267 Jy ! Component: 1950 - total flux cleaned = 0.00106911 Jy ! Component: 2000 - total flux cleaned = 0.00104055 Jy ! Component: 2050 - total flux cleaned = 0.00109738 Jy ! Component: 2100 - total flux cleaned = 0.00110674 Jy ! Component: 2150 - total flux cleaned = 0.00107878 Jy ! Component: 2200 - total flux cleaned = 0.00107866 Jy ! Component: 2250 - total flux cleaned = 0.0010326 Jy ! Component: 2300 - total flux cleaned = 0.00105084 Jy ! Component: 2350 - total flux cleaned = 0.00105075 Jy ! Component: 2400 - total flux cleaned = 0.00105972 Jy ! Component: 2450 - total flux cleaned = 0.00104176 Jy ! Component: 2500 - total flux cleaned = 0.0010597 Jy ! Component: 2550 - total flux cleaned = 0.00105965 Jy ! Component: 2600 - total flux cleaned = 0.00110395 Jy ! Component: 2650 - total flux cleaned = 0.00108639 Jy ! Component: 2700 - total flux cleaned = 0.00110378 Jy ! Component: 2750 - total flux cleaned = 0.00112112 Jy ! Component: 2800 - total flux cleaned = 0.00118163 Jy ! Component: 2850 - total flux cleaned = 0.00117302 Jy ! Component: 2900 - total flux cleaned = 0.00120715 Jy ! Component: 2950 - total flux cleaned = 0.00120714 Jy ! Component: 3000 - total flux cleaned = 0.00120711 Jy ! Component: 3050 - total flux cleaned = 0.00124073 Jy ! Component: 3100 - total flux cleaned = 0.00124074 Jy ! Component: 3150 - total flux cleaned = 0.00130732 Jy ! Component: 3200 - total flux cleaned = 0.00132391 Jy ! Component: 3250 - total flux cleaned = 0.00135684 Jy ! Component: 3300 - total flux cleaned = 0.00136507 Jy ! Component: 3350 - total flux cleaned = 0.0014059 Jy ! Component: 3400 - total flux cleaned = 0.00141401 Jy ! Component: 3450 - total flux cleaned = 0.00145445 Jy ! Component: 3500 - total flux cleaned = 0.00143034 Jy ! Component: 3550 - total flux cleaned = 0.00146238 Jy ! Component: 3600 - total flux cleaned = 0.00150223 Jy ! Component: 3650 - total flux cleaned = 0.0014943 Jy ! Component: 3700 - total flux cleaned = 0.00151789 Jy ! Component: 3750 - total flux cleaned = 0.00157276 Jy ! Component: 3800 - total flux cleaned = 0.00158839 Jy ! Component: 3850 - total flux cleaned = 0.00163496 Jy ! Component: 3900 - total flux cleaned = 0.00161174 Jy ! Component: 3950 - total flux cleaned = 0.00166562 Jy ! Component: 4000 - total flux cleaned = 0.00166561 Jy ! Component: 4050 - total flux cleaned = 0.00168084 Jy ! Total flux subtracted in 4096 components = 0.00168844 Jy ! Clean residual min=-0.000516 max=0.000461 Jy/beam ! Clean residual mean=-0.000000 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.204359 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 479 components and 0.204359 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0426+2350_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9568 x 1.794 at -3.032 degrees (North through East) ! Clean map min=-0.00075884 max=0.17794 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0426+2350_X_map.fits wmodel /image_prod/ug002_uva//J0426+2350_X_map.mod ! Writing 479 model components to file: /image_prod/ug002_uva//J0426+2350_X_map.mod wobs /image_prod/ug002_uva//J0426+2350_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0426+2350_X_uvs.fits wwins /image_prod/ug002_uva//J0426+2350_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0426+2350_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.177945 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000132896 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.224052 0.224052 0.448103 0.896206 1.79241 3.58483 7.16965 14.3393 28.6786 57.3572 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.177 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1338.98 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0426+2350_X_dfm.log closed on Wed Mar 4 20:20:56 2020