! Started logfile: /image_prod/ug002_uvm//J1638+6234_X_a_dfm.log on Wed Mar 4 17:27:51 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uvm//J1638+6234_X_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1638+6234_X_a_uvm.fits ! AN table 1: 151 integrations on 15 of 15 possible baselines. ! AN table 2: 150 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.889197 visibilities/baseline/integration-bin. ! Found source: J1638+6234 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 57780 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 J1638+6234_X_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 100 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.002471Jy sigma=10.003155 ! Fit after self-cal, rms=0.968921Jy sigma=9.671491 ! 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=2.303 mas, bmaj=2.812 mas, bpa=73.75 degrees ! Estimated noise=0.849994 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 = 0.0221697 Jy ! Component: 100 - total flux cleaned = 0.0277693 Jy ! Total flux subtracted in 100 components = 0.0277693 Jy ! Clean residual min=-0.002726 max=0.002872 Jy/beam ! Clean residual mean=0.000046 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.0277693 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0277693 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=0.052404Jy sigma=0.495347 ! Fit after self-cal, rms=0.051065Jy sigma=0.481399 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488388 Jy ! Component: 100 - total flux cleaned = 0.00778016 Jy ! Total flux subtracted in 100 components = 0.00778016 Jy ! Clean residual min=-0.002413 max=0.002846 Jy/beam ! Clean residual mean=0.000040 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.0355495 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 39 components and 0.0355495 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=0.050170Jy sigma=0.472822 ! Fit after self-cal, rms=0.050154Jy sigma=0.472531 ! 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=2.772 mas, bmaj=3.155 mas, bpa=59.95 degrees ! Estimated noise=0.298644 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 = 0.00567082 Jy ! Component: 100 - total flux cleaned = 0.00955039 Jy ! Component: 150 - total flux cleaned = 0.0122763 Jy ! Component: 200 - total flux cleaned = 0.0141926 Jy ! Total flux subtracted in 200 components = 0.0141926 Jy ! Clean residual min=-0.003901 max=0.004332 Jy/beam ! Clean residual mean=0.000030 rms=0.001322 Jy/beam ! Combined flux in latest and established models = 0.0497421 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 58 components and 0.0497421 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=0.049296Jy sigma=0.465254 ! Fit after self-cal, rms=0.049189Jy sigma=0.463911 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.772 x 3.155 at 59.95 degrees (North through East) ! Clean map min=-0.0040094 max=0.033745 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.23 KP 1.35 LA 0.85 ! OV 1.13 PT 0.75 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.27 FD 1.93 KP 2.21 LA 0.63 ! NL 1.26 OV 1.70 PT 0.58 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.22 KP 1.23 LA 0.83 ! OV 1.05 PT 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.26 FD 1.85 KP 2.30 LA 0.64 ! NL 1.19 OV 1.52 PT 0.59 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.27 KP 1.38 LA 0.82 ! OV 1.15 PT 0.76 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 1.82 KP 2.05 LA 0.65 ! NL 1.11 OV 1.57 PT 0.60 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.29 KP 1.30 LA 0.81 ! OV 1.17 PT 0.76 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.29 FD 1.84 KP 1.98 LA 0.63 ! NL 1.18 OV 1.60 PT 0.62 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.40 KP 1.30 LA 0.82 ! OV 1.25 PT 0.76 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.60 KP 1.62 LA 0.64 ! NL 1.09 OV 1.58 PT 0.62 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.31 KP 1.32 LA 0.82 ! OV 1.13 PT 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.55 KP 1.65 LA 0.63 ! NL 1.14 OV 1.53 PT 0.62 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.43 KP 1.40 LA 0.79 ! OV 1.10 PT 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.48 KP 1.31 LA 0.67 ! NL 1.04 OV 1.43 PT 0.65 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.38 KP 1.52 LA 0.81 ! OV 1.17 PT 0.72 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.25 KP 1.30 LA 0.69 ! NL 0.95 OV 1.33 PT 0.65 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.30 KP 1.42 LA 0.82 ! OV 1.15 PT 0.73 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.30 KP 1.31 LA 0.71 ! NL 0.93 OV 1.28 PT 0.66 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.30 KP 1.32 LA 0.79 ! OV 1.05 PT 0.74 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.24 KP 1.26 LA 0.73 ! NL 0.96 OV 1.30 PT 0.69 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.34 KP 1.34 LA 0.76 ! OV 1.09 PT 0.70 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.27 KP 1.20 LA 0.74 ! NL 0.81 OV 1.32 PT 0.67 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.74 FD 1.19 KP 1.35 LA 0.84 ! OV 1.08 PT 0.69 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 1.19 KP 1.36 LA 0.77 ! NL 0.83 OV 1.20 PT 0.68 ! ! ! Fit before self-cal, rms=0.049189Jy sigma=0.463911 ! Fit after self-cal, rms=0.056657Jy sigma=0.442700 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.845 mas, bmaj=3.246 mas, bpa=61 degrees ! Estimated noise=0.303619 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 = 0.000275893 Jy ! Component: 100 - total flux cleaned = 0.00030396 Jy ! Component: 150 - total flux cleaned = 0.000283451 Jy ! Component: 200 - total flux cleaned = 0.000283991 Jy ! Total flux subtracted in 200 components = 0.000283991 Jy ! Clean residual min=-0.002772 max=0.003492 Jy/beam ! Clean residual mean=0.000005 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.0500261 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 66 components and 0.0500261 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=0.056612Jy sigma=0.442605 ! Fit after self-cal, rms=0.058110Jy sigma=0.436508 ! 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=0.058110Jy sigma=0.436508 ! Fit after self-cal, rms=0.069757Jy sigma=0.430099 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.821 mas, bmaj=3.246 mas, bpa=65.98 degrees ! Estimated noise=0.311158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000687292 Jy ! Component: 100 - total flux cleaned = 0.000799761 Jy ! Component: 150 - total flux cleaned = 0.000799234 Jy ! Component: 200 - total flux cleaned = 0.000799011 Jy ! Total flux subtracted in 200 components = 0.000799011 Jy ! Clean residual min=-0.002066 max=0.002512 Jy/beam ! Clean residual mean=-0.000001 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.0508251 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 72 components and 0.0508251 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=0.069731Jy sigma=0.429928 ! Fit after self-cal, rms=0.070436Jy sigma=0.428703 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 = -0.000174725 Jy ! Component: 100 - total flux cleaned = -0.000209349 Jy ! Component: 150 - total flux cleaned = -0.000250523 Jy ! Component: 200 - total flux cleaned = -0.000284094 Jy ! Total flux subtracted in 200 components = -0.000284094 Jy ! Clean residual min=-0.001748 max=0.002235 Jy/beam ! Clean residual mean=-0.000001 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.050541 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 78 components and 0.050541 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=0.070434Jy sigma=0.428605 ! Fit after self-cal, rms=0.070427Jy sigma=0.428565 ! 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=0.070427Jy sigma=0.428565 ! Fit after self-cal, rms=0.074537Jy sigma=0.428039 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.828 mas, bmaj=3.223 mas, bpa=67.83 degrees ! Estimated noise=0.312846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000446813 Jy ! Component: 100 - total flux cleaned = 0.00044789 Jy ! Component: 150 - total flux cleaned = 0.000448996 Jy ! Component: 200 - total flux cleaned = 0.000449547 Jy ! Total flux subtracted in 200 components = 0.000449547 Jy ! Clean residual min=-0.001762 max=0.002111 Jy/beam ! Clean residual mean=0.000004 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.0509905 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 78 components and 0.0509905 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=0.074523Jy sigma=0.427949 ! Fit after self-cal, rms=0.074750Jy sigma=0.427733 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 = -7.82808e-05 Jy ! Component: 100 - total flux cleaned = -0.000105001 Jy ! Component: 150 - total flux cleaned = -0.000128796 Jy ! Component: 200 - total flux cleaned = -0.000138828 Jy ! Total flux subtracted in 200 components = -0.000138828 Jy ! Clean residual min=-0.001704 max=0.002061 Jy/beam ! Clean residual mean=0.000004 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.0508517 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 0.0508517 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=0.074746Jy sigma=0.427678 ! Fit after self-cal, rms=0.074740Jy sigma=0.427654 ! 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=0.074740Jy sigma=0.427654 ! Fit after self-cal, rms=0.076750Jy sigma=0.427536 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.311 mas, bmaj=3.605 mas, bpa=58.9 degrees ! Estimated noise=0.31605 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000308997 Jy ! Component: 100 - total flux cleaned = 0.000310168 Jy ! Component: 150 - total flux cleaned = 0.000310213 Jy ! Component: 200 - total flux cleaned = 0.000309819 Jy ! Total flux subtracted in 200 components = 0.000309819 Jy ! Clean residual min=-0.001958 max=0.002282 Jy/beam ! Clean residual mean=0.000004 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.0511615 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 88 components and 0.0511615 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=0.076741Jy sigma=0.427458 ! Fit after self-cal, rms=0.076864Jy sigma=0.427381 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 = -1.32249e-05 Jy ! Component: 100 - total flux cleaned = -3.63897e-05 Jy ! Component: 150 - total flux cleaned = -4.69024e-05 Jy ! Component: 200 - total flux cleaned = -5.62416e-05 Jy ! Total flux subtracted in 200 components = -5.62416e-05 Jy ! Clean residual min=-0.001946 max=0.002263 Jy/beam ! Clean residual mean=0.000004 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.0511053 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 92 components and 0.0511053 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=0.076860Jy sigma=0.427349 ! Fit after self-cal, rms=0.076855Jy sigma=0.427335 ! 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=2.841 mas, bmaj=3.21 mas, bpa=69.09 degrees ! Estimated noise=0.314715 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.841 x 3.21 at 69.09 degrees (North through East) ! Clean map min=-0.0017157 max=0.034023 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=2.283 mas, bmaj=2.882 mas, bpa=79.04 degrees ! Estimated noise=0.912125 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241903 Jy ! Component: 100 - total flux cleaned = 0.0322483 Jy ! Component: 150 - total flux cleaned = 0.0374573 Jy ! Component: 200 - total flux cleaned = 0.0411516 Jy ! Total flux subtracted in 200 components = 0.0411516 Jy ! Clean residual min=-0.002308 max=0.003243 Jy/beam ! Clean residual mean=0.000017 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.0411516 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.0411516 Jy ! Inverting map and beam ! Estimated beam: bmin=2.841 mas, bmaj=3.21 mas, bpa=69.09 degrees ! Estimated noise=0.314715 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 = 0.00385813 Jy ! Component: 100 - total flux cleaned = 0.00608157 Jy ! Component: 150 - total flux cleaned = 0.00743872 Jy ! Component: 200 - total flux cleaned = 0.00827452 Jy ! Total flux subtracted in 200 components = 0.00827452 Jy ! Clean residual min=-0.001838 max=0.002174 Jy/beam ! Clean residual mean=0.000005 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.0494261 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.0494262 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=3.311 mas, bmaj=3.605 mas, bpa=58.9 degrees ! Estimated noise=0.31605 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000608761 Jy ! Component: 100 - total flux cleaned = 0.000934747 Jy ! Component: 150 - total flux cleaned = 0.00102791 Jy ! Component: 200 - total flux cleaned = 0.00106364 Jy ! Total flux subtracted in 200 components = 0.00106364 Jy ! Clean residual min=-0.002028 max=0.002382 Jy/beam ! Clean residual mean=0.000005 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.0504898 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 = 2.64624e-05 Jy ! Component: 100 - total flux cleaned = 3.92256e-05 Jy ! Component: 150 - total flux cleaned = 5.16566e-05 Jy ! Component: 200 - total flux cleaned = 6.37629e-05 Jy ! Total flux subtracted in 200 components = 6.37629e-05 Jy ! Clean residual min=-0.002014 max=0.002376 Jy/beam ! Clean residual mean=0.000005 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.0505536 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 0.0505536 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.841 mas, bmaj=3.21 mas, bpa=69.09 degrees ! Estimated noise=0.314715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.20648e-05 Jy ! Component: 100 - total flux cleaned = -7.06125e-05 Jy ! Component: 150 - total flux cleaned = -6.30124e-05 Jy ! Component: 200 - total flux cleaned = -6.32479e-05 Jy ! Total flux subtracted in 200 components = -6.32479e-05 Jy ! Clean residual min=-0.001770 max=0.002127 Jy/beam ! Clean residual mean=0.000005 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.0504903 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 55 components and 0.0504903 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=0.076845Jy sigma=0.427509 ! Fit after self-cal, rms=0.076836Jy sigma=0.427460 wmodel J1638+6234_X_a_map.mod ! Writing 55 model components to file: J1638+6234_X_a_map.mod wobs J1638+6234_X_a_uvs.fits ! Writing UV FITS file: J1638+6234_X_a_uvs.fits wwins J1638+6234_X_a_map.win ! wwins: Wrote 1 windows to J1638+6234_X_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000915955 Jy ! Component: 100 - total flux cleaned = 0.00156841 Jy ! Component: 150 - total flux cleaned = 0.00201607 Jy ! Component: 200 - total flux cleaned = 0.00243694 Jy ! Component: 250 - total flux cleaned = 0.00291447 Jy ! Component: 300 - total flux cleaned = 0.00326881 Jy ! Component: 350 - total flux cleaned = 0.00358574 Jy ! Component: 400 - total flux cleaned = 0.00389149 Jy ! Component: 450 - total flux cleaned = 0.0041643 Jy ! Component: 500 - total flux cleaned = 0.0044504 Jy ! Component: 550 - total flux cleaned = 0.00468495 Jy ! Component: 600 - total flux cleaned = 0.00491288 Jy ! Component: 650 - total flux cleaned = 0.00505353 Jy ! Component: 700 - total flux cleaned = 0.00519079 Jy ! Component: 750 - total flux cleaned = 0.00528662 Jy ! Component: 800 - total flux cleaned = 0.00536168 Jy ! Component: 850 - total flux cleaned = 0.0055085 Jy ! Component: 900 - total flux cleaned = 0.00558047 Jy ! Component: 950 - total flux cleaned = 0.00568644 Jy ! Component: 1000 - total flux cleaned = 0.00579022 Jy ! Component: 1050 - total flux cleaned = 0.0058752 Jy ! Component: 1100 - total flux cleaned = 0.00595807 Jy ! Component: 1150 - total flux cleaned = 0.00599083 Jy ! Component: 1200 - total flux cleaned = 0.00611956 Jy ! Component: 1250 - total flux cleaned = 0.0061985 Jy ! Component: 1300 - total flux cleaned = 0.00629181 Jy ! Component: 1350 - total flux cleaned = 0.006384 Jy ! Component: 1400 - total flux cleaned = 0.00650464 Jy ! Component: 1450 - total flux cleaned = 0.00657906 Jy ! Component: 1500 - total flux cleaned = 0.00665206 Jy ! Component: 1550 - total flux cleaned = 0.00672403 Jy ! Component: 1600 - total flux cleaned = 0.00679522 Jy ! Component: 1650 - total flux cleaned = 0.0068792 Jy ! Component: 1700 - total flux cleaned = 0.00698943 Jy ! Component: 1750 - total flux cleaned = 0.0070438 Jy ! Component: 1800 - total flux cleaned = 0.00709752 Jy ! Component: 1850 - total flux cleaned = 0.00713743 Jy ! Component: 1900 - total flux cleaned = 0.00718976 Jy ! Component: 1950 - total flux cleaned = 0.00720254 Jy ! Component: 2000 - total flux cleaned = 0.00727898 Jy ! Component: 2050 - total flux cleaned = 0.00731656 Jy ! Component: 2100 - total flux cleaned = 0.00736624 Jy ! Component: 2150 - total flux cleaned = 0.00741538 Jy ! Component: 2200 - total flux cleaned = 0.00747596 Jy ! Component: 2250 - total flux cleaned = 0.00748815 Jy ! Component: 2300 - total flux cleaned = 0.00755931 Jy ! Component: 2350 - total flux cleaned = 0.00758269 Jy ! Component: 2400 - total flux cleaned = 0.00768726 Jy ! Component: 2450 - total flux cleaned = 0.00774461 Jy ! Component: 2500 - total flux cleaned = 0.00779004 Jy ! Component: 2550 - total flux cleaned = 0.0078351 Jy ! Component: 2600 - total flux cleaned = 0.00793515 Jy ! Component: 2650 - total flux cleaned = 0.00804514 Jy ! Component: 2700 - total flux cleaned = 0.0080886 Jy ! Component: 2750 - total flux cleaned = 0.00815322 Jy ! Component: 2800 - total flux cleaned = 0.00819593 Jy ! Component: 2850 - total flux cleaned = 0.00830132 Jy ! Component: 2900 - total flux cleaned = 0.00834307 Jy ! Component: 2950 - total flux cleaned = 0.00841543 Jy ! Component: 3000 - total flux cleaned = 0.00846664 Jy ! Component: 3050 - total flux cleaned = 0.00852744 Jy ! Component: 3100 - total flux cleaned = 0.00862784 Jy ! Component: 3150 - total flux cleaned = 0.00866761 Jy ! Component: 3200 - total flux cleaned = 0.00873663 Jy ! Component: 3250 - total flux cleaned = 0.00879503 Jy ! Component: 3300 - total flux cleaned = 0.00886268 Jy ! Component: 3350 - total flux cleaned = 0.00892016 Jy ! Component: 3400 - total flux cleaned = 0.0089867 Jy ! Component: 3450 - total flux cleaned = 0.00904311 Jy ! Component: 3500 - total flux cleaned = 0.00908967 Jy ! Component: 3550 - total flux cleaned = 0.00912654 Jy ! Component: 3600 - total flux cleaned = 0.00919068 Jy ! Component: 3650 - total flux cleaned = 0.00924528 Jy ! Component: 3700 - total flux cleaned = 0.00929033 Jy ! Component: 3750 - total flux cleaned = 0.00933488 Jy ! Component: 3800 - total flux cleaned = 0.00937935 Jy ! Component: 3850 - total flux cleaned = 0.0094758 Jy ! Component: 3900 - total flux cleaned = 0.00950194 Jy ! Component: 3950 - total flux cleaned = 0.00957115 Jy ! Component: 4000 - total flux cleaned = 0.00959671 Jy ! Component: 4050 - total flux cleaned = 0.00964777 Jy ! Total flux subtracted in 4096 components = 0.00974895 Jy ! Clean residual min=-0.000421 max=0.000533 Jy/beam ! Clean residual mean=0.000004 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0602393 Jy keep ! Adding 399 model components to the UV plane model. ! The established model now contains 454 components and 0.0602393 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1638+6234_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.841 x 3.21 at 69.09 degrees (North through East) ! Clean map min=-0.001286 max=0.034437 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1638+6234_X_a_map.fits wmodel /image_prod/ug002_uvm//J1638+6234_X_a_map.mod ! Writing 454 model components to file: /image_prod/ug002_uvm//J1638+6234_X_a_map.mod wobs /image_prod/ug002_uvm//J1638+6234_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1638+6234_X_a_uvs.fits wwins /image_prod/ug002_uvm//J1638+6234_X_a_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uvm//J1638+6234_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0344371 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000187889 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.6368 1.6368 3.2736 6.5472 13.0944 26.1888 52.3776 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.034 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 183.284 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1638+6234_X_a_dfm.log closed on Wed Mar 4 17:27:58 2020