! Started logfile: /image_prod/ug002_uva//J1823-2726_X_b_dfm.log on Thu Mar 5 03:42:54 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//J1823-2726_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1823-2726_X_b_uva.fits ! AN table 1: 120 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.833333 visibilities/baseline/integration-bin. ! Found source: J1823-2726 ! ! 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 18000 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 J1823-2726_X_b] 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 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 180 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002396Jy sigma=8.220040 ! Fit after self-cal, rms=0.963457Jy sigma=7.910564 ! 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=2.847 mas, bmaj=9.484 mas, bpa=25.45 degrees ! Estimated noise=1.09288 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0292473 Jy ! Component: 100 - total flux cleaned = 0.0354574 Jy ! Total flux subtracted in 100 components = 0.0354574 Jy ! Clean residual min=-0.002484 max=0.002554 Jy/beam ! Clean residual mean=-0.000012 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.0354574 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0354574 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=0.053232Jy sigma=0.384419 ! Fit after self-cal, rms=0.051980Jy sigma=0.374261 ! 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=3.065 mas, bmaj=9.703 mas, bpa=24.9 degrees ! Estimated noise=0.819436 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 = 0.00280621 Jy ! Component: 100 - total flux cleaned = 0.00329309 Jy ! Component: 150 - total flux cleaned = 0.00330598 Jy ! Component: 200 - total flux cleaned = 0.00335361 Jy ! Total flux subtracted in 200 components = 0.00335361 Jy ! Clean residual min=-0.000836 max=0.000835 Jy/beam ! Clean residual mean=-0.000004 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.038811 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 71 components and 0.038811 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=0.051562Jy sigma=0.371369 ! Fit after self-cal, rms=0.051430Jy sigma=0.370923 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.065 x 9.703 at 24.9 degrees (North through East) ! Clean map min=-0.0026002 max=0.035565 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 KP 1.03 LA 1.00* ! OV 1.05 PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 KP 1.07 LA 1.00* ! OV 1.09 PT 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.11 KP 0.95 LA 1.00* ! OV 1.08 PT 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.08 KP 0.98 LA 1.00* ! OV 1.00 PT 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.11 KP 0.95 LA 1.00* ! OV 1.08 PT 0.61 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.99 KP 0.98 LA 1.00* ! OV 1.03 PT 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.10 KP 0.94 LA 1.00* ! OV 1.03 PT 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 KP 0.98 LA 1.00* ! OV 1.00 PT 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.09 KP 1.04 LA 1.00* ! OV 0.97 PT 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 KP 0.98 LA 1.00* ! OV 1.00 PT 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.07 KP 0.97 LA 1.00* ! OV 0.99 PT 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.94 KP 0.99 LA 1.00* ! OV 1.05 PT 0.86 ! ! ! Fit before self-cal, rms=0.051430Jy sigma=0.370923 ! Fit after self-cal, rms=0.047498Jy sigma=0.369221 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.083 mas, bmaj=9.655 mas, bpa=25.19 degrees ! Estimated noise=0.803606 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 = 0.000163038 Jy ! Component: 100 - total flux cleaned = -0.000136303 Jy ! Component: 150 - total flux cleaned = -0.000240493 Jy ! Component: 200 - total flux cleaned = -0.000413294 Jy ! Total flux subtracted in 200 components = -0.000413294 Jy ! Clean residual min=-0.000329 max=0.000329 Jy/beam ! Clean residual mean=0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0383977 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 121 components and 0.0383978 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=0.047456Jy sigma=0.368899 ! Fit after self-cal, rms=0.047366Jy sigma=0.368141 ! Inverting map ! Added new window around map position (-33.2, -29.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000744577 Jy ! Component: 100 - total flux cleaned = 0.000886694 Jy ! Component: 150 - total flux cleaned = 0.000888573 Jy ! Component: 200 - total flux cleaned = 0.000888748 Jy ! Total flux subtracted in 200 components = 0.000888748 Jy ! Clean residual min=-0.000637 max=0.000626 Jy/beam ! Clean residual mean=-0.000001 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0392865 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 162 components and 0.0392865 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=0.047351Jy sigma=0.368036 ! Fit after self-cal, rms=0.047325Jy sigma=0.367980 ! 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=0.047325Jy sigma=0.367980 ! Fit after self-cal, rms=0.047039Jy sigma=0.367864 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.086 mas, bmaj=9.646 mas, bpa=25.25 degrees ! Estimated noise=0.799856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000346106 Jy ! Component: 100 - total flux cleaned = 0.000380443 Jy ! Component: 150 - total flux cleaned = 0.00046311 Jy ! Component: 200 - total flux cleaned = 0.000544758 Jy ! Total flux subtracted in 200 components = 0.000544758 Jy ! Clean residual min=-0.000603 max=0.000550 Jy/beam ! Clean residual mean=-0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0398313 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 188 components and 0.0398313 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=0.047032Jy sigma=0.367816 ! Fit after self-cal, rms=0.047030Jy sigma=0.367653 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 = 0.000222264 Jy ! Component: 100 - total flux cleaned = 0.000279471 Jy ! Component: 150 - total flux cleaned = 0.000361701 Jy ! Component: 200 - total flux cleaned = 0.00044763 Jy ! Total flux subtracted in 200 components = 0.00044763 Jy ! Clean residual min=-0.000656 max=0.000550 Jy/beam ! Clean residual mean=-0.000001 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0402789 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 223 components and 0.0402789 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=0.047025Jy sigma=0.367623 ! Fit after self-cal, rms=0.047024Jy sigma=0.367604 ! 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=0.047024Jy sigma=0.367604 ! Fit after self-cal, rms=0.046233Jy sigma=0.366290 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.09 mas, bmaj=9.642 mas, bpa=25.27 degrees ! Estimated noise=0.79348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000275068 Jy ! Component: 100 - total flux cleaned = 0.000438562 Jy ! Component: 150 - total flux cleaned = 0.000540089 Jy ! Component: 200 - total flux cleaned = 0.000626754 Jy ! Total flux subtracted in 200 components = 0.000626754 Jy ! Clean residual min=-0.000540 max=0.000404 Jy/beam ! Clean residual mean=0.000001 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0409056 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 251 components and 0.0409056 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=0.046228Jy sigma=0.366267 ! Fit after self-cal, rms=0.046259Jy sigma=0.365962 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 = 0.000128312 Jy ! Component: 100 - total flux cleaned = 0.000197531 Jy ! Component: 150 - total flux cleaned = 0.00023506 Jy ! Component: 200 - total flux cleaned = 0.00031292 Jy ! Total flux subtracted in 200 components = 0.00031292 Jy ! Clean residual min=-0.000550 max=0.000433 Jy/beam ! Clean residual mean=0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0412186 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 278 components and 0.0412186 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=0.046256Jy sigma=0.365947 ! Fit after self-cal, rms=0.046250Jy sigma=0.365900 ! 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=0.046250Jy sigma=0.365900 ! Fit after self-cal, rms=0.046255Jy sigma=0.365809 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.346 mas, bmaj=9.478 mas, bpa=25.06 degrees ! Estimated noise=0.793961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000144405 Jy ! Component: 100 - total flux cleaned = 0.000197405 Jy ! Component: 150 - total flux cleaned = 0.000246396 Jy ! Component: 200 - total flux cleaned = 0.000287826 Jy ! Total flux subtracted in 200 components = 0.000287826 Jy ! Clean residual min=-0.000440 max=0.000345 Jy/beam ! Clean residual mean=0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.0415064 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 297 components and 0.0415064 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=0.046252Jy sigma=0.365796 ! Fit after self-cal, rms=0.046277Jy sigma=0.365693 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 = 9.3589e-05 Jy ! Component: 100 - total flux cleaned = 0.000166522 Jy ! Component: 150 - total flux cleaned = 0.000178078 Jy ! Component: 200 - total flux cleaned = 0.000229547 Jy ! Total flux subtracted in 200 components = 0.000229547 Jy ! Clean residual min=-0.000466 max=0.000389 Jy/beam ! Clean residual mean=0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0417359 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 308 components and 0.0417359 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=0.046275Jy sigma=0.365680 ! Fit after self-cal, rms=0.046276Jy sigma=0.365673 ! 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=3.089 mas, bmaj=9.64 mas, bpa=25.28 degrees ! Estimated noise=0.791018 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.089 x 9.64 at 25.28 degrees (North through East) ! Clean map min=-0.0013493 max=0.034618 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=2.849 mas, bmaj=9.488 mas, bpa=25.71 degrees ! Estimated noise=1.05249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149903 Jy ! Component: 100 - total flux cleaned = 0.015087 Jy ! Component: 150 - total flux cleaned = 0.0103632 Jy ! Component: 200 - total flux cleaned = 0.00749228 Jy ! Total flux subtracted in 200 components = 0.00749228 Jy ! Clean residual min=-0.012428 max=0.025001 Jy/beam ! Clean residual mean=-0.000055 rms=0.004995 Jy/beam ! Combined flux in latest and established models = 0.00749229 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 37 model components to the UV plane model. ! The established model now contains 37 components and 0.00749229 Jy ! Inverting map and beam ! Estimated beam: bmin=3.089 mas, bmaj=9.64 mas, bpa=25.28 degrees ! Estimated noise=0.791018 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0199587 Jy ! Component: 100 - total flux cleaned = 0.0221565 Jy ! Component: 150 - total flux cleaned = 0.0230741 Jy ! Component: 200 - total flux cleaned = 0.0228984 Jy ! Total flux subtracted in 200 components = 0.0228984 Jy ! Clean residual min=-0.005329 max=0.005243 Jy/beam ! Clean residual mean=-0.000010 rms=0.001602 Jy/beam ! Combined flux in latest and established models = 0.0303906 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 90 components and 0.0303906 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=3.346 mas, bmaj=9.478 mas, bpa=25.06 degrees ! Estimated noise=0.793961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000917669 Jy ! Component: 100 - total flux cleaned = 0.000618948 Jy ! Component: 150 - total flux cleaned = 0.00061443 Jy ! Component: 200 - total flux cleaned = 0.000604648 Jy ! Total flux subtracted in 200 components = 0.000604648 Jy ! Clean residual min=-0.003407 max=0.003093 Jy/beam ! Clean residual mean=-0.000008 rms=0.001010 Jy/beam ! Combined flux in latest and established models = 0.0309953 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 = -0.000180233 Jy ! Component: 100 - total flux cleaned = -0.000254465 Jy ! Component: 150 - total flux cleaned = 0.000378443 Jy ! Component: 200 - total flux cleaned = 0.000945969 Jy ! Total flux subtracted in 200 components = 0.000945969 Jy ! Clean residual min=-0.002433 max=0.001979 Jy/beam ! Clean residual mean=-0.000006 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.0319412 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 163 components and 0.0319413 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.089 mas, bmaj=9.64 mas, bpa=25.28 degrees ! Estimated noise=0.791018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000445458 Jy ! Component: 100 - total flux cleaned = 0.000702693 Jy ! Component: 150 - total flux cleaned = 0.00107636 Jy ! Component: 200 - total flux cleaned = 0.00129017 Jy ! Total flux subtracted in 200 components = 0.00129017 Jy ! Clean residual min=-0.001915 max=0.001511 Jy/beam ! Clean residual mean=-0.000005 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.0332314 Jy selfcal ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 204 components and 0.0332314 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=0.046431Jy sigma=0.367130 ! Fit after self-cal, rms=0.046282Jy sigma=0.366167 wmodel J1823-2726_X_b_map.mod ! Writing 204 model components to file: J1823-2726_X_b_map.mod wobs J1823-2726_X_b_uvs.fits ! Writing UV FITS file: J1823-2726_X_b_uvs.fits wwins J1823-2726_X_b_map.win ! wwins: Wrote 2 windows to J1823-2726_X_b_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 = -0.000308406 Jy ! Component: 100 - total flux cleaned = -0.000246364 Jy ! Component: 150 - total flux cleaned = -0.000219901 Jy ! Component: 200 - total flux cleaned = -0.000195983 Jy ! Component: 250 - total flux cleaned = -0.000249722 Jy ! Component: 300 - total flux cleaned = -0.000289788 Jy ! Component: 350 - total flux cleaned = -0.000317412 Jy ! Component: 400 - total flux cleaned = -0.000343427 Jy ! Component: 450 - total flux cleaned = -0.000360084 Jy ! Component: 500 - total flux cleaned = -0.000398934 Jy ! Component: 550 - total flux cleaned = -0.000421098 Jy ! Component: 600 - total flux cleaned = -0.000463204 Jy ! Component: 650 - total flux cleaned = -0.000516654 Jy ! Component: 700 - total flux cleaned = -0.000542368 Jy ! Component: 750 - total flux cleaned = -0.000548665 Jy ! Component: 800 - total flux cleaned = -0.000554643 Jy ! Component: 850 - total flux cleaned = -0.000566044 Jy ! Component: 900 - total flux cleaned = -0.00057704 Jy ! Component: 950 - total flux cleaned = -0.000566431 Jy ! Component: 1000 - total flux cleaned = -0.000556291 Jy ! Component: 1050 - total flux cleaned = -0.000581016 Jy ! Component: 1100 - total flux cleaned = -0.00059064 Jy ! Component: 1150 - total flux cleaned = -0.000595455 Jy ! Component: 1200 - total flux cleaned = -0.000600007 Jy ! Component: 1250 - total flux cleaned = -0.000617871 Jy ! Component: 1300 - total flux cleaned = -0.00060479 Jy ! Component: 1350 - total flux cleaned = -0.000600406 Jy ! Component: 1400 - total flux cleaned = -0.000561502 Jy ! Component: 1450 - total flux cleaned = -0.000531371 Jy ! Component: 1500 - total flux cleaned = -0.000492699 Jy ! Component: 1550 - total flux cleaned = -0.000458441 Jy ! Component: 1600 - total flux cleaned = -0.00043274 Jy ! Component: 1650 - total flux cleaned = -0.000394199 Jy ! Component: 1700 - total flux cleaned = -0.000355548 Jy ! Component: 1750 - total flux cleaned = -0.000321225 Jy ! Component: 1800 - total flux cleaned = -0.000286822 Jy ! Component: 1850 - total flux cleaned = -0.00025668 Jy ! Component: 1900 - total flux cleaned = -0.000226494 Jy ! Component: 1950 - total flux cleaned = -0.000200513 Jy ! Component: 2000 - total flux cleaned = -0.000174421 Jy ! Component: 2050 - total flux cleaned = -0.000148285 Jy ! Component: 2100 - total flux cleaned = -0.000122014 Jy ! Component: 2150 - total flux cleaned = -9.99987e-05 Jy ! Component: 2200 - total flux cleaned = -8.23009e-05 Jy ! Component: 2250 - total flux cleaned = -5.56492e-05 Jy ! Component: 2300 - total flux cleaned = -4.22499e-05 Jy ! Component: 2350 - total flux cleaned = -3.32041e-05 Jy ! Component: 2400 - total flux cleaned = -3.76624e-05 Jy ! Component: 2450 - total flux cleaned = -3.30493e-05 Jy ! Component: 2500 - total flux cleaned = -3.77414e-05 Jy ! Component: 2550 - total flux cleaned = -3.77724e-05 Jy ! Component: 2600 - total flux cleaned = -4.25724e-05 Jy ! Component: 2650 - total flux cleaned = -4.25118e-05 Jy ! Component: 2700 - total flux cleaned = -4.75801e-05 Jy ! Component: 2750 - total flux cleaned = -4.75782e-05 Jy ! Component: 2800 - total flux cleaned = -4.761e-05 Jy ! Component: 2850 - total flux cleaned = -4.23485e-05 Jy ! Component: 2900 - total flux cleaned = -3.69816e-05 Jy ! Component: 2950 - total flux cleaned = -4.24723e-05 Jy ! Component: 3000 - total flux cleaned = -3.69241e-05 Jy ! Component: 3050 - total flux cleaned = -3.70107e-05 Jy ! Component: 3100 - total flux cleaned = -4.29781e-05 Jy ! Component: 3150 - total flux cleaned = -3.69617e-05 Jy ! Component: 3200 - total flux cleaned = -4.3203e-05 Jy ! Component: 3250 - total flux cleaned = -4.32424e-05 Jy ! Component: 3300 - total flux cleaned = -4.97479e-05 Jy ! Component: 3350 - total flux cleaned = -4.97369e-05 Jy ! Component: 3400 - total flux cleaned = -4.96895e-05 Jy ! Component: 3450 - total flux cleaned = -4.95892e-05 Jy ! Component: 3500 - total flux cleaned = -5.66853e-05 Jy ! Component: 3550 - total flux cleaned = -4.94961e-05 Jy ! Component: 3600 - total flux cleaned = -3.46544e-05 Jy ! Component: 3650 - total flux cleaned = -2.6951e-05 Jy ! Component: 3700 - total flux cleaned = -1.9069e-05 Jy ! Component: 3750 - total flux cleaned = -1.10582e-05 Jy ! Component: 3800 - total flux cleaned = -1.11635e-05 Jy ! Component: 3850 - total flux cleaned = 5.53022e-06 Jy ! Component: 3900 - total flux cleaned = 1.4189e-05 Jy ! Component: 3950 - total flux cleaned = 2.30434e-05 Jy ! Component: 4000 - total flux cleaned = 3.21086e-05 Jy ! Component: 4050 - total flux cleaned = 6.00538e-05 Jy ! Total flux subtracted in 4096 components = 7.93657e-05 Jy ! Clean residual min=-0.000570 max=0.000550 Jy/beam ! Clean residual mean=-0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0333108 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 497 components and 0.0333108 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1823-2726_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.089 x 9.64 at 25.28 degrees (North through East) ! Clean map min=-0.0047796 max=0.029924 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1823-2726_X_b_map.fits wmodel /image_prod/ug002_uva//J1823-2726_X_b_map.mod ! Writing 497 model components to file: /image_prod/ug002_uva//J1823-2726_X_b_map.mod wobs /image_prod/ug002_uva//J1823-2726_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1823-2726_X_b_uvs.fits wwins /image_prod/ug002_uva//J1823-2726_X_b_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1823-2726_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0299241 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000182887 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.83352 1.83352 3.66703 7.33406 14.6681 29.3363 58.6725 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 163.62 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1823-2726_X_b_dfm.log closed on Thu Mar 5 03:42:58 2020