! Started logfile: /image_prod/ug002_uva//J1745-2820_X_dfm.log on Thu Mar 5 03:25:11 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//J1745-2820_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1745-2820_X_uva.fits ! AN table 1: 98 integrations on 1 of 1 possible baselines. ! AN table 2: 100 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.7851 visibilities/baseline/integration-bin. ! Found source: J1745-2820 ! ! 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 6576 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 J1745-2820_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 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 196 telescope corrections were flagged in sub-array 1. ! A total of 50 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.004577Jy sigma=8.849886 ! Fit after self-cal, rms=0.959161Jy sigma=8.298196 ! 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=3.145 mas, bmaj=8.828 mas, bpa=24.08 degrees ! Estimated noise=2.24827 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 = 0.0357563 Jy ! Component: 100 - total flux cleaned = 0.0384769 Jy ! Total flux subtracted in 100 components = 0.0384769 Jy ! Clean residual min=-0.005514 max=0.005530 Jy/beam ! Clean residual mean=0.000008 rms=0.002558 Jy/beam ! Combined flux in latest and established models = 0.0384769 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0384769 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=0.044205Jy sigma=0.365863 ! Fit after self-cal, rms=0.042789Jy sigma=0.355128 ! 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=3.353 mas, bmaj=8.579 mas, bpa=23.33 degrees ! Estimated noise=1.12862 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 = -0.000283325 Jy ! Component: 100 - total flux cleaned = 0.000470663 Jy ! Component: 150 - total flux cleaned = 0.000453433 Jy ! Component: 200 - total flux cleaned = 0.00128033 Jy ! Total flux subtracted in 200 components = 0.00128033 Jy ! Clean residual min=-0.002235 max=0.002255 Jy/beam ! Clean residual mean=0.000003 rms=0.001316 Jy/beam ! Combined flux in latest and established models = 0.0397572 Jy ! Performing phase self-cal ! Adding 98 model components to the UV plane model. ! The established model now contains 125 components and 0.0397572 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=0.041366Jy sigma=0.343067 ! Fit after self-cal, rms=0.041050Jy sigma=0.341343 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.353 x 8.579 at 23.33 degrees (North through East) ! Clean map min=-0.004825 max=0.034755 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 KP 1.03 LA 1.15 OV 0.82 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 KP 0.99 LA 1.01 OV 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 KP 1.09 LA 1.00 OV 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.81 KP 1.03 LA 1.32 OV 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 KP 0.96 LA 1.11 OV 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.82 KP 1.14 LA 1.13 OV 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 KP 1.19 LA 1.10 OV 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 KP 1.03 LA 1.21 OV 0.83 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.80 KP 1.22 LA 1.23 OV 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.80 KP 0.99 LA 1.04 OV 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 KP 1.18 LA 1.02 OV 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* LA 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.76 KP 1.03 LA 1.15 OV 0.93 ! ! ! Fit before self-cal, rms=0.041050Jy sigma=0.341343 ! Fit after self-cal, rms=0.039406Jy sigma=0.350835 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.901 mas, bmaj=9.903 mas, bpa=22.84 degrees ! Estimated noise=1.29182 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 = 0.00118393 Jy ! Component: 100 - total flux cleaned = 0.00141107 Jy ! Component: 150 - total flux cleaned = 0.00167576 Jy ! Component: 200 - total flux cleaned = 0.0019524 Jy ! Total flux subtracted in 200 components = 0.0019524 Jy ! Clean residual min=-0.000642 max=0.000634 Jy/beam ! Clean residual mean=0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0417096 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 172 components and 0.0417096 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=0.039260Jy sigma=0.349769 ! Fit after self-cal, rms=0.039313Jy sigma=0.348368 ! 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=0.039313Jy sigma=0.348368 ! Fit after self-cal, rms=0.039923Jy sigma=0.348030 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.892 mas, bmaj=9.897 mas, bpa=23.16 degrees ! Estimated noise=1.3027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.90009e-05 Jy ! Component: 100 - total flux cleaned = 0.000155419 Jy ! Component: 150 - total flux cleaned = 0.000368569 Jy ! Component: 200 - total flux cleaned = 0.000605752 Jy ! Total flux subtracted in 200 components = 0.000605752 Jy ! Clean residual min=-0.000348 max=0.000348 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0423154 Jy selfcal ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 227 components and 0.0423154 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=0.039889Jy sigma=0.347761 ! Fit after self-cal, rms=0.039913Jy sigma=0.347306 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 = 0.000466739 Jy ! Component: 100 - total flux cleaned = 0.000366219 Jy ! Component: 150 - total flux cleaned = 0.000282667 Jy ! Component: 200 - total flux cleaned = 0.000162163 Jy ! Total flux subtracted in 200 components = 0.000162163 Jy ! Clean residual min=-0.000333 max=0.000333 Jy/beam ! Clean residual mean=0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0424775 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 284 components and 0.0424775 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=0.039885Jy sigma=0.347061 ! Fit after self-cal, rms=0.039829Jy sigma=0.346895 ! Inverting map ! Added new window around map position (-19.2, -27.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000351115 Jy ! Component: 100 - total flux cleaned = 0.000414256 Jy ! Component: 150 - total flux cleaned = 0.000445008 Jy ! Component: 200 - total flux cleaned = 0.000502945 Jy ! Total flux subtracted in 200 components = 0.000502945 Jy ! Clean residual min=-0.000511 max=0.000424 Jy/beam ! Clean residual mean=0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0429805 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 320 components and 0.0429805 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=0.039813Jy sigma=0.346784 ! Fit after self-cal, rms=0.039771Jy sigma=0.346648 ! 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=0.039771Jy sigma=0.346648 ! Fit after self-cal, rms=0.040026Jy sigma=0.346538 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.887 mas, bmaj=9.894 mas, bpa=23.21 degrees ! Estimated noise=1.29828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000382973 Jy ! Component: 100 - total flux cleaned = 0.000364435 Jy ! Component: 150 - total flux cleaned = 0.000448209 Jy ! Component: 200 - total flux cleaned = 0.000501898 Jy ! Total flux subtracted in 200 components = 0.000501898 Jy ! Clean residual min=-0.000459 max=0.000381 Jy/beam ! Clean residual mean=-0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.0434824 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 353 components and 0.0434824 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=0.040014Jy sigma=0.346462 ! Fit after self-cal, rms=0.040066Jy sigma=0.346361 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 = 0.000285063 Jy ! Component: 100 - total flux cleaned = 0.000435919 Jy ! Component: 150 - total flux cleaned = 0.000498354 Jy ! Component: 200 - total flux cleaned = 0.000539459 Jy ! Total flux subtracted in 200 components = 0.000539459 Jy ! Clean residual min=-0.000491 max=0.000404 Jy/beam ! Clean residual mean=0.000000 rms=0.000093 Jy/beam ! Combined flux in latest and established models = 0.0440218 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 379 components and 0.0440218 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=0.040057Jy sigma=0.346320 ! Fit after self-cal, rms=0.040035Jy sigma=0.346284 ! 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=0.040035Jy sigma=0.346284 ! Fit after self-cal, rms=0.040266Jy sigma=0.346224 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.024 mas, bmaj=9.75 mas, bpa=23.39 degrees ! Estimated noise=1.2997 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000222678 Jy ! Component: 100 - total flux cleaned = 0.000258847 Jy ! Component: 150 - total flux cleaned = 0.000311119 Jy ! Component: 200 - total flux cleaned = 0.000325979 Jy ! Total flux subtracted in 200 components = 0.000325979 Jy ! Clean residual min=-0.000414 max=0.000378 Jy/beam ! Clean residual mean=-0.000000 rms=0.000084 Jy/beam ! Combined flux in latest and established models = 0.0443478 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 404 components and 0.0443478 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=0.040259Jy sigma=0.346194 ! Fit after self-cal, rms=0.040300Jy sigma=0.346077 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 = 0.000304843 Jy ! Component: 100 - total flux cleaned = 0.00040694 Jy ! Component: 150 - total flux cleaned = 0.000495024 Jy ! Component: 200 - total flux cleaned = 0.00052595 Jy ! Total flux subtracted in 200 components = 0.00052595 Jy ! Clean residual min=-0.000485 max=0.000400 Jy/beam ! Clean residual mean=-0.000000 rms=0.000085 Jy/beam ! Combined flux in latest and established models = 0.0448738 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 422 components and 0.0448738 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=0.040294Jy sigma=0.346053 ! Fit after self-cal, rms=0.040283Jy sigma=0.345954 ! 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=2.884 mas, bmaj=9.891 mas, bpa=23.25 degrees ! Estimated noise=1.29272 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.884 x 9.891 at 23.25 degrees (North through East) ! Clean map min=-0.0048695 max=0.033009 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=2.632 mas, bmaj=9.945 mas, bpa=24.3 degrees ! Estimated noise=2.54221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246869 Jy ! Component: 100 - total flux cleaned = 0.0282381 Jy ! Component: 150 - total flux cleaned = 0.0321778 Jy ! Component: 200 - total flux cleaned = 0.0321796 Jy ! Total flux subtracted in 200 components = 0.0321796 Jy ! Clean residual min=-0.006840 max=0.007896 Jy/beam ! Clean residual mean=0.000008 rms=0.002267 Jy/beam ! Combined flux in latest and established models = 0.0321797 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 56 model components to the UV plane model. ! The established model now contains 56 components and 0.0321797 Jy ! Inverting map and beam ! Estimated beam: bmin=2.884 mas, bmaj=9.891 mas, bpa=23.25 degrees ! Estimated noise=1.29272 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 = -0.00566358 Jy ! Component: 100 - total flux cleaned = -0.00699082 Jy ! Component: 150 - total flux cleaned = -0.00693553 Jy ! Component: 200 - total flux cleaned = -0.00689483 Jy ! Total flux subtracted in 200 components = -0.00689483 Jy ! Clean residual min=-0.003658 max=0.004683 Jy/beam ! Clean residual mean=0.000002 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.0252848 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 98 components and 0.0252848 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=3.024 mas, bmaj=9.75 mas, bpa=23.39 degrees ! Estimated noise=1.2997 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000419483 Jy ! Component: 100 - total flux cleaned = -0.000752023 Jy ! Component: 150 - total flux cleaned = -0.000994353 Jy ! Component: 200 - total flux cleaned = -0.000994815 Jy ! Total flux subtracted in 200 components = -0.000994815 Jy ! Clean residual min=-0.003380 max=0.003853 Jy/beam ! Clean residual mean=0.000002 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.02429 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 = -5.09477e-05 Jy ! Component: 100 - total flux cleaned = -2.79416e-05 Jy ! Component: 150 - total flux cleaned = -7.82908e-05 Jy ! Component: 200 - total flux cleaned = -7.81656e-05 Jy ! Total flux subtracted in 200 components = -7.81656e-05 Jy ! Clean residual min=-0.003313 max=0.003711 Jy/beam ! Clean residual mean=0.000002 rms=0.000985 Jy/beam ! Combined flux in latest and established models = 0.0242119 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 163 components and 0.0242119 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.884 mas, bmaj=9.891 mas, bpa=23.25 degrees ! Estimated noise=1.29272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.05976e-05 Jy ! Component: 100 - total flux cleaned = 0.000159586 Jy ! Component: 150 - total flux cleaned = 0.000159086 Jy ! Component: 200 - total flux cleaned = 0.000158015 Jy ! Total flux subtracted in 200 components = 0.000158015 Jy ! Clean residual min=-0.003519 max=0.003906 Jy/beam ! Clean residual mean=0.000001 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 0.0243699 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 169 components and 0.0243699 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=0.041269Jy sigma=0.356084 ! Fit after self-cal, rms=0.040428Jy sigma=0.347928 wmodel J1745-2820_X_map.mod ! Writing 169 model components to file: J1745-2820_X_map.mod wobs J1745-2820_X_uvs.fits ! Writing UV FITS file: J1745-2820_X_uvs.fits wwins J1745-2820_X_map.win ! wwins: Wrote 1 windows to J1745-2820_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000449516 Jy ! Component: 100 - total flux cleaned = -0.000627112 Jy ! Component: 150 - total flux cleaned = -0.000763495 Jy ! Component: 200 - total flux cleaned = -0.000888202 Jy ! Component: 250 - total flux cleaned = -0.00087304 Jy ! Component: 300 - total flux cleaned = -0.00084326 Jy ! Component: 350 - total flux cleaned = -0.00088412 Jy ! Component: 400 - total flux cleaned = -0.00100236 Jy ! Component: 450 - total flux cleaned = -0.00109095 Jy ! Component: 500 - total flux cleaned = -0.00117669 Jy ! Component: 550 - total flux cleaned = -0.00118881 Jy ! Component: 600 - total flux cleaned = -0.00120076 Jy ! Component: 650 - total flux cleaned = -0.00122422 Jy ! Component: 700 - total flux cleaned = -0.00123575 Jy ! Component: 750 - total flux cleaned = -0.00127063 Jy ! Component: 800 - total flux cleaned = -0.00131754 Jy ! Component: 850 - total flux cleaned = -0.00135278 Jy ! Component: 900 - total flux cleaned = -0.00138844 Jy ! Component: 950 - total flux cleaned = -0.00141234 Jy ! Component: 1000 - total flux cleaned = -0.00142455 Jy ! Component: 1050 - total flux cleaned = -0.00142455 Jy ! Component: 1100 - total flux cleaned = -0.00141187 Jy ! Component: 1150 - total flux cleaned = -0.00139911 Jy ! Component: 1200 - total flux cleaned = -0.00137281 Jy ! Component: 1250 - total flux cleaned = -0.0013323 Jy ! Component: 1300 - total flux cleaned = -0.0013045 Jy ! Component: 1350 - total flux cleaned = -0.00129046 Jy ! Component: 1400 - total flux cleaned = -0.00130501 Jy ! Component: 1450 - total flux cleaned = -0.00133554 Jy ! Component: 1500 - total flux cleaned = -0.00133531 Jy ! Component: 1550 - total flux cleaned = -0.00138385 Jy ! Component: 1600 - total flux cleaned = -0.00140079 Jy ! Component: 1650 - total flux cleaned = -0.00138325 Jy ! Component: 1700 - total flux cleaned = -0.0014013 Jy ! Component: 1750 - total flux cleaned = -0.00140151 Jy ! Component: 1800 - total flux cleaned = -0.00140127 Jy ! Component: 1850 - total flux cleaned = -0.00142094 Jy ! Component: 1900 - total flux cleaned = -0.00144218 Jy ! Component: 1950 - total flux cleaned = -0.00144239 Jy ! Component: 2000 - total flux cleaned = -0.00148879 Jy ! Component: 2050 - total flux cleaned = -0.00148946 Jy ! Component: 2100 - total flux cleaned = -0.00151443 Jy ! Component: 2150 - total flux cleaned = -0.001541 Jy ! Component: 2200 - total flux cleaned = -0.00164871 Jy ! Component: 2250 - total flux cleaned = -0.00173291 Jy ! Component: 2300 - total flux cleaned = -0.00182105 Jy ! Component: 2350 - total flux cleaned = -0.00194291 Jy ! Component: 2400 - total flux cleaned = -0.00203876 Jy ! Component: 2450 - total flux cleaned = -0.0021057 Jy ! Component: 2500 - total flux cleaned = -0.00224415 Jy ! Component: 2550 - total flux cleaned = -0.00235334 Jy ! Component: 2600 - total flux cleaned = -0.00246735 Jy ! Component: 2650 - total flux cleaned = -0.00254668 Jy ! Component: 2700 - total flux cleaned = -0.00267105 Jy ! Component: 2750 - total flux cleaned = -0.00280173 Jy ! Component: 2800 - total flux cleaned = -0.0029388 Jy ! Component: 2850 - total flux cleaned = -0.00303388 Jy ! Component: 2900 - total flux cleaned = -0.00318238 Jy ! Component: 2950 - total flux cleaned = -0.00333892 Jy ! Component: 3000 - total flux cleaned = -0.003448 Jy ! Component: 3050 - total flux cleaned = -0.00361771 Jy ! Component: 3100 - total flux cleaned = -0.00379479 Jy ! Component: 3150 - total flux cleaned = -0.00391773 Jy ! Component: 3200 - total flux cleaned = -0.00410972 Jy ! Component: 3250 - total flux cleaned = -0.00431339 Jy ! Component: 3300 - total flux cleaned = -0.00452544 Jy ! Component: 3350 - total flux cleaned = -0.00467324 Jy ! Component: 3400 - total flux cleaned = -0.00490349 Jy ! Component: 3450 - total flux cleaned = -0.00514547 Jy ! Component: 3500 - total flux cleaned = -0.00531394 Jy ! Component: 3550 - total flux cleaned = -0.00557844 Jy ! Component: 3600 - total flux cleaned = -0.00576294 Jy ! Component: 3650 - total flux cleaned = -0.00605083 Jy ! Component: 3700 - total flux cleaned = -0.00625105 Jy ! Component: 3750 - total flux cleaned = -0.00656724 Jy ! Component: 3800 - total flux cleaned = -0.00690056 Jy ! Component: 3850 - total flux cleaned = -0.0071317 Jy ! Component: 3900 - total flux cleaned = -0.00749608 Jy ! Component: 3950 - total flux cleaned = -0.00775116 Jy ! Component: 4000 - total flux cleaned = -0.00814824 Jy ! Component: 4050 - total flux cleaned = -0.00842793 Jy ! Total flux subtracted in 4096 components = -0.00871805 Jy ! Clean residual min=-0.008304 max=0.007563 Jy/beam ! Clean residual mean=0.000010 rms=0.002327 Jy/beam ! Combined flux in latest and established models = 0.0156518 Jy keep ! Adding 152 model components to the UV plane model. ! The established model now contains 321 components and 0.0156518 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1745-2820_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.884 x 9.891 at 23.25 degrees (North through East) ! Clean map min=-0.019965 max=0.033611 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1745-2820_X_map.fits wmodel /image_prod/ug002_uva//J1745-2820_X_map.mod ! Writing 321 model components to file: /image_prod/ug002_uva//J1745-2820_X_map.mod wobs /image_prod/ug002_uva//J1745-2820_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1745-2820_X_uvs.fits wwins /image_prod/ug002_uva//J1745-2820_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J1745-2820_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0336107 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00266833 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -23.8168 23.8168 47.6336 95.2672 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 12.596 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1745-2820_X_dfm.log closed on Thu Mar 5 03:25:15 2020