! Started logfile: /image_prod/ug002_uva//J0357+0542_X_dfm.log on Wed Mar 4 20:06:18 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//J0357+0542_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0357+0542_X_uva.fits ! AN table 1: 75 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.470952 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0357+0542 ! ! 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 11868 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 J0357+0542_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 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 202 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001916Jy sigma=9.453771 ! Fit after self-cal, rms=0.927943Jy sigma=8.755601 ! 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=0.7279 mas, bmaj=1.919 mas, bpa=-8.952 degrees ! Estimated noise=1.53609 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 = 0.0535867 Jy ! Component: 100 - total flux cleaned = 0.0661414 Jy ! Total flux subtracted in 100 components = 0.0661414 Jy ! Clean residual min=-0.004948 max=0.005443 Jy/beam ! Clean residual mean=0.000003 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 0.0661414 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0661414 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=0.051240Jy sigma=0.455231 ! Fit after self-cal, rms=0.051053Jy sigma=0.453356 ! 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=0.9291 mas, bmaj=2.224 mas, bpa=-8.833 degrees ! Estimated noise=0.699549 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 = 0.00861269 Jy ! Component: 100 - total flux cleaned = 0.0121878 Jy ! Component: 150 - total flux cleaned = 0.0141855 Jy ! Component: 200 - total flux cleaned = 0.0154332 Jy ! Total flux subtracted in 200 components = 0.0154332 Jy ! Clean residual min=-0.002696 max=0.003329 Jy/beam ! Clean residual mean=-0.000000 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.0815746 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0815746 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=0.049820Jy sigma=0.439800 ! Fit after self-cal, rms=0.049846Jy sigma=0.439680 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9291 x 2.224 at -8.833 degrees (North through East) ! Clean map min=-0.0026162 max=0.072791 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 KP 1.01 MK 0.96 ! NL 1.18 OV 0.92 PT 0.92 SC 1.17 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 KP 0.98 MK 1.01 ! NL 1.22 OV 0.95 PT 0.97 SC 0.91 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 KP 1.05 MK 0.98 ! NL 1.25 OV 0.89 PT 0.95 SC 0.90 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 KP 1.03 MK 0.99 ! NL 1.19 OV 0.90 PT 0.94 SC 0.97 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.04 KP 1.01 MK 0.96 ! NL 1.17 OV 0.97 PT 0.99 SC 0.97 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 KP 0.99 MK 0.99 ! NL 1.21 OV 0.93 PT 0.97 SC 1.05 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 KP 1.03 MK 0.99 ! NL 1.15 OV 0.91 PT 0.96 SC 1.01 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.08 KP 0.98 MK 0.98 ! NL 1.23 OV 0.92 PT 0.92 SC 0.99 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 KP 1.02 MK 1.02 ! NL 1.22 OV 0.91 PT 0.94 SC 1.00 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.15 KP 0.94 MK 1.06 ! NL 1.20 OV 0.94 PT 1.02 SC 1.01 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 KP 0.97 MK 1.04 ! NL 1.20 OV 0.95 PT 0.95 SC 1.00 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 KP 1.02 MK 1.02 ! NL 1.23 OV 0.94 PT 0.96 SC 1.03 ! ! ! Fit before self-cal, rms=0.049846Jy sigma=0.439680 ! Fit after self-cal, rms=0.049799Jy sigma=0.434298 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9338 mas, bmaj=2.243 mas, bpa=-8.616 degrees ! Estimated noise=0.698957 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 = -4.77981e-05 Jy ! Component: 100 - total flux cleaned = -0.000170421 Jy ! Component: 150 - total flux cleaned = -0.000237225 Jy ! Component: 200 - total flux cleaned = -0.000285159 Jy ! Total flux subtracted in 200 components = -0.000285159 Jy ! Clean residual min=-0.001185 max=0.001185 Jy/beam ! Clean residual mean=-0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.0812894 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 33 components and 0.0812894 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=0.049790Jy sigma=0.434234 ! Fit after self-cal, rms=0.049839Jy sigma=0.434065 ! 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=0.049839Jy sigma=0.434065 ! Fit after self-cal, rms=0.049901Jy sigma=0.433456 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9367 mas, bmaj=2.245 mas, bpa=-8.552 degrees ! Estimated noise=0.699576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000181047 Jy ! Component: 100 - total flux cleaned = -0.000248295 Jy ! Component: 150 - total flux cleaned = -0.000265068 Jy ! Component: 200 - total flux cleaned = -0.000280516 Jy ! Total flux subtracted in 200 components = -0.000280516 Jy ! Clean residual min=-0.001104 max=0.001121 Jy/beam ! Clean residual mean=-0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0810089 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 36 components and 0.0810089 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=0.049897Jy sigma=0.433430 ! Fit after self-cal, rms=0.049897Jy sigma=0.433404 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 = -1.22148e-05 Jy ! Component: 100 - total flux cleaned = -2.73686e-05 Jy ! Component: 150 - total flux cleaned = -3.46504e-05 Jy ! Component: 200 - total flux cleaned = -4.7874e-05 Jy ! Total flux subtracted in 200 components = -4.7874e-05 Jy ! Clean residual min=-0.001098 max=0.001124 Jy/beam ! Clean residual mean=-0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.080961 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.080961 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=0.049895Jy sigma=0.433389 ! Fit after self-cal, rms=0.049895Jy sigma=0.433388 ! 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=0.049895Jy sigma=0.433388 ! Fit after self-cal, rms=0.049936Jy sigma=0.432887 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9368 mas, bmaj=2.248 mas, bpa=-8.56 degrees ! Estimated noise=0.699476 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000107718 Jy ! Component: 100 - total flux cleaned = -0.000146557 Jy ! Component: 150 - total flux cleaned = -0.000167414 Jy ! Component: 200 - total flux cleaned = -0.000180122 Jy ! Total flux subtracted in 200 components = -0.000180122 Jy ! Clean residual min=-0.001103 max=0.001122 Jy/beam ! Clean residual mean=-0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0807809 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.0807809 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=0.049934Jy sigma=0.432871 ! Fit after self-cal, rms=0.049937Jy sigma=0.432856 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.88281e-06 Jy ! Component: 100 - total flux cleaned = -1.52365e-05 Jy ! Component: 150 - total flux cleaned = -2.13265e-05 Jy ! Component: 200 - total flux cleaned = -3.25889e-05 Jy ! Total flux subtracted in 200 components = -3.25889e-05 Jy ! Clean residual min=-0.001100 max=0.001112 Jy/beam ! Clean residual mean=-0.000000 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0807483 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 0.0807483 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=0.049935Jy sigma=0.432844 ! Fit after self-cal, rms=0.049935Jy sigma=0.432843 ! 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=0.049935Jy sigma=0.432843 ! Fit after self-cal, rms=0.049950Jy sigma=0.432840 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.26 mas, bmaj=3.534 mas, bpa=7.394 degrees ! Estimated noise=0.860986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000213254 Jy ! Component: 100 - total flux cleaned = -0.000245541 Jy ! Component: 150 - total flux cleaned = -0.000273252 Jy ! Component: 200 - total flux cleaned = -0.00029797 Jy ! Total flux subtracted in 200 components = -0.00029797 Jy ! Clean residual min=-0.000971 max=0.001121 Jy/beam ! Clean residual mean=-0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0804503 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.0804504 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=0.049950Jy sigma=0.432838 ! Fit after self-cal, rms=0.049950Jy sigma=0.432835 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 = -1.22081e-05 Jy ! Component: 100 - total flux cleaned = -3.65726e-05 Jy ! Component: 150 - total flux cleaned = -5.76074e-05 Jy ! Component: 200 - total flux cleaned = -7.63958e-05 Jy ! Total flux subtracted in 200 components = -7.63958e-05 Jy ! Clean residual min=-0.000964 max=0.001118 Jy/beam ! Clean residual mean=-0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.080374 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 44 components and 0.080374 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=0.049951Jy sigma=0.432838 ! Fit after self-cal, rms=0.049951Jy sigma=0.432835 ! 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=0.937 mas, bmaj=2.25 mas, bpa=-8.559 degrees ! Estimated noise=0.699306 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.937 x 2.25 at -8.559 degrees (North through East) ! Clean map min=-0.0010928 max=0.072698 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=0.7328 mas, bmaj=1.946 mas, bpa=-8.779 degrees ! Estimated noise=1.55563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0539974 Jy ! Component: 100 - total flux cleaned = 0.0666268 Jy ! Component: 150 - total flux cleaned = 0.0721091 Jy ! Component: 200 - total flux cleaned = 0.0751799 Jy ! Total flux subtracted in 200 components = 0.0751799 Jy ! Clean residual min=-0.002861 max=0.002676 Jy/beam ! Clean residual mean=0.000001 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.0751799 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 0.0751799 Jy ! Inverting map and beam ! Estimated beam: bmin=0.937 mas, bmaj=2.25 mas, bpa=-8.559 degrees ! Estimated noise=0.699306 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 = 0.00322592 Jy ! Component: 100 - total flux cleaned = 0.00457047 Jy ! Component: 150 - total flux cleaned = 0.00515594 Jy ! Component: 200 - total flux cleaned = 0.00527785 Jy ! Total flux subtracted in 200 components = 0.00527785 Jy ! Clean residual min=-0.001174 max=0.001166 Jy/beam ! Clean residual mean=-0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0804577 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.0804577 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=2.26 mas, bmaj=3.534 mas, bpa=7.394 degrees ! Estimated noise=0.860986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.21134e-05 Jy ! Component: 100 - total flux cleaned = 3.47788e-05 Jy ! Component: 150 - total flux cleaned = 2.7919e-06 Jy ! Component: 200 - total flux cleaned = -2.434e-05 Jy ! Total flux subtracted in 200 components = -2.434e-05 Jy ! Clean residual min=-0.000977 max=0.001138 Jy/beam ! Clean residual mean=-0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0804333 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 = -1.7988e-05 Jy ! Component: 100 - total flux cleaned = -2.88366e-05 Jy ! Component: 150 - total flux cleaned = -4.40965e-05 Jy ! Component: 200 - total flux cleaned = -5.34735e-05 Jy ! Total flux subtracted in 200 components = -5.34735e-05 Jy ! Clean residual min=-0.000979 max=0.001127 Jy/beam ! Clean residual mean=-0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0803799 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 33 components and 0.0803799 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.937 mas, bmaj=2.25 mas, bpa=-8.559 degrees ! Estimated noise=0.699306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.62905e-05 Jy ! Component: 100 - total flux cleaned = 6.61098e-05 Jy ! Component: 150 - total flux cleaned = 4.23554e-05 Jy ! Component: 200 - total flux cleaned = 2.93281e-05 Jy ! Total flux subtracted in 200 components = 2.93281e-05 Jy ! Clean residual min=-0.001142 max=0.001146 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0804092 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.0804092 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=0.049954Jy sigma=0.432851 ! Fit after self-cal, rms=0.049952Jy sigma=0.432847 wmodel J0357+0542_X_map.mod ! Writing 40 model components to file: J0357+0542_X_map.mod wobs J0357+0542_X_uvs.fits ! Writing UV FITS file: J0357+0542_X_uvs.fits wwins J0357+0542_X_map.win ! wwins: Wrote 1 windows to J0357+0542_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 = -4.13188e-05 Jy ! Component: 100 - total flux cleaned = -0.000152737 Jy ! Component: 150 - total flux cleaned = -0.000223404 Jy ! Component: 200 - total flux cleaned = -0.00027427 Jy ! Component: 250 - total flux cleaned = -0.000338932 Jy ! Component: 300 - total flux cleaned = -0.00040106 Jy ! Component: 350 - total flux cleaned = -0.000460564 Jy ! Component: 400 - total flux cleaned = -0.000518009 Jy ! Component: 450 - total flux cleaned = -0.000587305 Jy ! Component: 500 - total flux cleaned = -0.000641243 Jy ! Component: 550 - total flux cleaned = -0.00069341 Jy ! Component: 600 - total flux cleaned = -0.000718916 Jy ! Component: 650 - total flux cleaned = -0.000743858 Jy ! Component: 700 - total flux cleaned = -0.000743859 Jy ! Component: 750 - total flux cleaned = -0.000708445 Jy ! Component: 800 - total flux cleaned = -0.000708466 Jy ! Component: 850 - total flux cleaned = -0.000674146 Jy ! Component: 900 - total flux cleaned = -0.00062913 Jy ! Component: 950 - total flux cleaned = -0.000562941 Jy ! Component: 1000 - total flux cleaned = -0.000530364 Jy ! Component: 1050 - total flux cleaned = -0.00048788 Jy ! Component: 1100 - total flux cleaned = -0.00045639 Jy ! Component: 1150 - total flux cleaned = -0.000456289 Jy ! Component: 1200 - total flux cleaned = -0.000415444 Jy ! Component: 1250 - total flux cleaned = -0.000395335 Jy ! Component: 1300 - total flux cleaned = -0.000355897 Jy ! Component: 1350 - total flux cleaned = -0.000346066 Jy ! Component: 1400 - total flux cleaned = -0.000288466 Jy ! Component: 1450 - total flux cleaned = -0.000278922 Jy ! Component: 1500 - total flux cleaned = -0.00026017 Jy ! Component: 1550 - total flux cleaned = -0.000241742 Jy ! Component: 1600 - total flux cleaned = -0.000232601 Jy ! Component: 1650 - total flux cleaned = -0.000196491 Jy ! Component: 1700 - total flux cleaned = -0.000178612 Jy ! Component: 1750 - total flux cleaned = -0.000160892 Jy ! Component: 1800 - total flux cleaned = -0.000117537 Jy ! Component: 1850 - total flux cleaned = -0.000117597 Jy ! Component: 1900 - total flux cleaned = -0.000109288 Jy ! Component: 1950 - total flux cleaned = -0.000109281 Jy ! Component: 2000 - total flux cleaned = -0.000109273 Jy ! Component: 2050 - total flux cleaned = -0.000117524 Jy ! Component: 2100 - total flux cleaned = -0.000117427 Jy ! Component: 2150 - total flux cleaned = -9.34215e-05 Jy ! Component: 2200 - total flux cleaned = -0.000117271 Jy ! Component: 2250 - total flux cleaned = -0.000101609 Jy ! Component: 2300 - total flux cleaned = -0.000109348 Jy ! Component: 2350 - total flux cleaned = -8.63384e-05 Jy ! Component: 2400 - total flux cleaned = -9.40667e-05 Jy ! Component: 2450 - total flux cleaned = -9.41079e-05 Jy ! Component: 2500 - total flux cleaned = -8.66622e-05 Jy ! Component: 2550 - total flux cleaned = -0.000108815 Jy ! Component: 2600 - total flux cleaned = -0.000101468 Jy ! Component: 2650 - total flux cleaned = -0.000108745 Jy ! Component: 2700 - total flux cleaned = -9.4405e-05 Jy ! Component: 2750 - total flux cleaned = -8.73481e-05 Jy ! Component: 2800 - total flux cleaned = -5.91047e-05 Jy ! Component: 2850 - total flux cleaned = -5.90735e-05 Jy ! Component: 2900 - total flux cleaned = -6.60626e-05 Jy ! Component: 2950 - total flux cleaned = -5.91384e-05 Jy ! Component: 3000 - total flux cleaned = -4.55332e-05 Jy ! Component: 3050 - total flux cleaned = -1.8451e-05 Jy ! Component: 3100 - total flux cleaned = -5.03813e-06 Jy ! Component: 3150 - total flux cleaned = 2.82376e-05 Jy ! Component: 3200 - total flux cleaned = 6.1412e-05 Jy ! Component: 3250 - total flux cleaned = 9.43289e-05 Jy ! Component: 3300 - total flux cleaned = 0.000107393 Jy ! Component: 3350 - total flux cleaned = 0.000126825 Jy ! Component: 3400 - total flux cleaned = 0.000171996 Jy ! Component: 3450 - total flux cleaned = 0.000210382 Jy ! Component: 3500 - total flux cleaned = 0.000248597 Jy ! Component: 3550 - total flux cleaned = 0.000311752 Jy ! Component: 3600 - total flux cleaned = 0.000343183 Jy ! Component: 3650 - total flux cleaned = 0.000374471 Jy ! Component: 3700 - total flux cleaned = 0.000405566 Jy ! Component: 3750 - total flux cleaned = 0.000454976 Jy ! Component: 3800 - total flux cleaned = 0.000504138 Jy ! Component: 3850 - total flux cleaned = 0.000540831 Jy ! Component: 3900 - total flux cleaned = 0.000589463 Jy ! Component: 3950 - total flux cleaned = 0.000631788 Jy ! Component: 4000 - total flux cleaned = 0.000667918 Jy ! Component: 4050 - total flux cleaned = 0.000703873 Jy ! Total flux subtracted in 4096 components = 0.000745559 Jy ! Clean residual min=-0.000448 max=0.000358 Jy/beam ! Clean residual mean=-0.000000 rms=0.000095 Jy/beam ! Combined flux in latest and established models = 0.0811548 Jy keep ! Adding 244 model components to the UV plane model. ! The established model now contains 284 components and 0.0811548 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0357+0542_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.937 x 2.25 at -8.559 degrees (North through East) ! Clean map min=-0.00066916 max=0.072746 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0357+0542_X_map.fits wmodel /image_prod/ug002_uva//J0357+0542_X_map.mod ! Writing 284 model components to file: /image_prod/ug002_uva//J0357+0542_X_map.mod wobs /image_prod/ug002_uva//J0357+0542_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0357+0542_X_uvs.fits wwins /image_prod/ug002_uva//J0357+0542_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J0357+0542_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0727463 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.28383e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.382858 0.382858 0.765716 1.53143 3.06286 6.12573 12.2515 24.5029 49.0058 98.0117 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.072 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 783.58 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0357+0542_X_dfm.log closed on Wed Mar 4 20:06:22 2020