! Started logfile: /image_prod/ug002_uva//J1755+6236_X_b_dfm.log on Thu Mar 5 03:32:44 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//J1755+6236_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1755+6236_X_b_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! AN table 2: 120 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.858696 visibilities/baseline/integration-bin. ! Found source: J1755+6236 ! ! 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 56880 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 J1755+6236_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 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 120 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001473Jy sigma=9.767831 ! Fit after self-cal, rms=0.978103Jy sigma=9.542162 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7405 mas, bmaj=1.934 mas, bpa=64.58 degrees ! Estimated noise=0.948126 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 = 0.018535 Jy ! Component: 100 - total flux cleaned = 0.0222959 Jy ! Total flux subtracted in 100 components = 0.0222959 Jy ! Clean residual min=-0.002294 max=0.002259 Jy/beam ! Clean residual mean=0.000005 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.0222959 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0222959 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=0.047390Jy sigma=0.443194 ! Fit after self-cal, rms=0.045648Jy sigma=0.425918 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354301 Jy ! Component: 100 - total flux cleaned = 0.0029976 Jy ! Total flux subtracted in 100 components = 0.0029976 Jy ! Clean residual min=-0.002293 max=0.001993 Jy/beam ! Clean residual mean=0.000005 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.0252935 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0252935 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=0.045426Jy sigma=0.423865 ! Fit after self-cal, rms=0.045405Jy sigma=0.423734 ! 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=1.147 mas, bmaj=2.154 mas, bpa=67.2 degrees ! Estimated noise=0.307318 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 = -0.000855006 Jy ! Component: 100 - total flux cleaned = -0.00101376 Jy ! Component: 150 - total flux cleaned = -0.00114725 Jy ! Component: 200 - total flux cleaned = -0.00125958 Jy ! Total flux subtracted in 200 components = -0.00125958 Jy ! Clean residual min=-0.001272 max=0.001369 Jy/beam ! Clean residual mean=0.000018 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.0240339 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.0240339 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=0.045381Jy sigma=0.423497 ! Fit after self-cal, rms=0.045354Jy sigma=0.423354 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.147 x 2.154 at 67.2 degrees (North through East) ! Clean map min=-0.0013294 max=0.026554 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.13 HN 0.84 KP 1.25 ! LA 0.97 MK 1.10 OV 1.15 PT 0.88 ! SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 0.98 HN 0.86 KP 1.18 ! LA 1.05 NL 1.07 OV 1.07 PT 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.98 HN 0.93 KP 1.14 ! LA 1.03 MK 1.16 OV 1.14 PT 0.85 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.03 HN 0.91 KP 1.31 ! LA 0.97 NL 0.96 OV 1.13 PT 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.16 HN 0.86 KP 1.11 ! LA 0.93 MK 1.10 OV 1.15 PT 0.87 ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.05 HN 0.92 KP 1.09 ! LA 0.99 NL 0.95 OV 1.13 PT 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.10 HN 0.95 KP 1.02 ! LA 0.93 MK 1.05 OV 1.14 PT 0.91 ! SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 HN 0.85 KP 1.23 ! LA 1.06 NL 1.00 OV 1.08 PT 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.12 HN 0.87 KP 1.14 ! LA 1.01 MK 1.06 OV 1.13 PT 0.95 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.02 HN 0.79 KP 1.26 ! LA 0.92 NL 0.99 OV 1.16 PT 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 0.86 KP 1.07 ! LA 1.08 MK 1.00 OV 1.12 PT 0.91 ! SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.09 HN 0.79 KP 1.26 ! LA 1.01 NL 1.02 OV 1.05 PT 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.09 HN 1.01 KP 0.98 ! LA 1.00 MK 1.09 OV 1.04 PT 0.85 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 HN 0.78 KP 1.32 ! LA 1.00 NL 0.97 OV 1.02 PT 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.13 HN 0.80 KP 1.18 ! LA 0.91 MK 1.05 OV 1.13 PT 0.86 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 HN 0.80 KP 1.11 ! LA 1.08 NL 0.88 OV 1.04 PT 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 0.88 KP 1.10 ! LA 1.00 MK 0.98 OV 0.97 PT 0.94 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.00 HN 0.72 KP 1.18 ! LA 0.99 NL 0.94 OV 1.10 PT 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.87 KP 1.06 ! LA 0.94 MK 1.00 OV 1.20 PT 0.82 ! SC 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.00 HN 0.80 KP 1.22 ! LA 0.93 NL 0.89 OV 1.07 PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.82 KP 0.99 ! LA 0.90 MK 0.87 OV 1.01 PT 0.85 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.90 HN 0.79 KP 1.03 ! LA 0.99 NL 0.86 OV 1.15 PT 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 HN 0.87 KP 0.97 ! LA 0.92 MK 0.85 OV 1.11 PT 0.82 ! SC 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.90 HN 0.77 KP 1.18 ! LA 0.94 NL 0.87 OV 1.05 PT 0.88 ! ! ! Fit before self-cal, rms=0.045354Jy sigma=0.423354 ! Fit after self-cal, rms=0.044068Jy sigma=0.421518 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.13 mas, bmaj=2.089 mas, bpa=67.4 degrees ! Estimated noise=0.304274 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102614 Jy ! Component: 100 - total flux cleaned = 0.00141799 Jy ! Component: 150 - total flux cleaned = 0.00152757 Jy ! Component: 200 - total flux cleaned = 0.00162326 Jy ! Total flux subtracted in 200 components = 0.00162326 Jy ! Clean residual min=-0.000743 max=0.000937 Jy/beam ! Clean residual mean=0.000012 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0256572 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.0256572 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=0.044040Jy sigma=0.421245 ! Fit after self-cal, rms=0.044065Jy sigma=0.420411 ! 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=0.044065Jy sigma=0.420411 ! Fit after self-cal, rms=0.044720Jy sigma=0.419974 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.122 mas, bmaj=2.065 mas, bpa=67.47 degrees ! Estimated noise=0.304485 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000792077 Jy ! Component: 100 - total flux cleaned = 0.00109345 Jy ! Component: 150 - total flux cleaned = 0.00122686 Jy ! Component: 200 - total flux cleaned = 0.00131773 Jy ! Total flux subtracted in 200 components = 0.00131773 Jy ! Clean residual min=-0.000765 max=0.000775 Jy/beam ! Clean residual mean=0.000012 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0269749 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 47 components and 0.0269749 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=0.044704Jy sigma=0.419789 ! Fit after self-cal, rms=0.044764Jy sigma=0.419439 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 = 0.000640531 Jy ! Component: 100 - total flux cleaned = 0.000837884 Jy ! Component: 150 - total flux cleaned = 0.000889485 Jy ! Component: 200 - total flux cleaned = 0.000934854 Jy ! Total flux subtracted in 200 components = 0.000934854 Jy ! Clean residual min=-0.000809 max=0.000723 Jy/beam ! Clean residual mean=0.000013 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0279098 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.0279098 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=0.044753Jy sigma=0.419320 ! Fit after self-cal, rms=0.044745Jy sigma=0.419254 ! 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=0.044745Jy sigma=0.419254 ! Fit after self-cal, rms=0.045200Jy sigma=0.419132 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.118 mas, bmaj=2.051 mas, bpa=67.5 degrees ! Estimated noise=0.303906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000509561 Jy ! Component: 100 - total flux cleaned = 0.000579976 Jy ! Component: 150 - total flux cleaned = 0.000628613 Jy ! Component: 200 - total flux cleaned = 0.000683373 Jy ! Total flux subtracted in 200 components = 0.000683373 Jy ! Clean residual min=-0.000827 max=0.000720 Jy/beam ! Clean residual mean=0.000010 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0285931 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 0.0285931 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=0.045191Jy sigma=0.419033 ! Fit after self-cal, rms=0.045226Jy sigma=0.418837 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 = 0.000374033 Jy ! Component: 100 - total flux cleaned = 0.00042119 Jy ! Component: 150 - total flux cleaned = 0.00045213 Jy ! Component: 200 - total flux cleaned = 0.000471005 Jy ! Total flux subtracted in 200 components = 0.000471005 Jy ! Clean residual min=-0.000818 max=0.000706 Jy/beam ! Clean residual mean=0.000011 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0290641 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.0290641 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=0.045220Jy sigma=0.418774 ! Fit after self-cal, rms=0.045214Jy sigma=0.418737 ! 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=0.045214Jy sigma=0.418737 ! Fit after self-cal, rms=0.045451Jy sigma=0.418694 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.286 mas, bmaj=2.774 mas, bpa=89.67 degrees ! Estimated noise=0.369492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000404638 Jy ! Component: 100 - total flux cleaned = 0.000520222 Jy ! Component: 150 - total flux cleaned = 0.00061896 Jy ! Component: 200 - total flux cleaned = 0.000650891 Jy ! Total flux subtracted in 200 components = 0.000650891 Jy ! Clean residual min=-0.001086 max=0.000970 Jy/beam ! Clean residual mean=0.000018 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.029715 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 81 components and 0.029715 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=0.045449Jy sigma=0.418668 ! Fit after self-cal, rms=0.045477Jy sigma=0.418618 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 = 0.000160663 Jy ! Component: 100 - total flux cleaned = 0.000239756 Jy ! Component: 150 - total flux cleaned = 0.000301423 Jy ! Component: 200 - total flux cleaned = 0.000330249 Jy ! Total flux subtracted in 200 components = 0.000330249 Jy ! Clean residual min=-0.001074 max=0.000992 Jy/beam ! Clean residual mean=0.000019 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0300453 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 89 components and 0.0300453 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=0.045476Jy sigma=0.418606 ! Fit after self-cal, rms=0.045472Jy sigma=0.418593 ! 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=1.114 mas, bmaj=2.043 mas, bpa=67.51 degrees ! Estimated noise=0.303385 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.114 x 2.043 at 67.51 degrees (North through East) ! Clean map min=-0.00077643 max=0.026194 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7368 mas, bmaj=1.842 mas, bpa=64.72 degrees ! Estimated noise=0.900136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0206757 Jy ! Component: 100 - total flux cleaned = 0.0257555 Jy ! Component: 150 - total flux cleaned = 0.0274827 Jy ! Component: 200 - total flux cleaned = 0.0280841 Jy ! Total flux subtracted in 200 components = 0.0280841 Jy ! Clean residual min=-0.001847 max=0.001997 Jy/beam ! Clean residual mean=0.000003 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.0280841 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0280841 Jy ! Inverting map and beam ! Estimated beam: bmin=1.114 mas, bmaj=2.043 mas, bpa=67.51 degrees ! Estimated noise=0.303385 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 (2.4, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128217 Jy ! Component: 100 - total flux cleaned = 0.00154277 Jy ! Component: 150 - total flux cleaned = 0.00174836 Jy ! Component: 200 - total flux cleaned = 0.00180637 Jy ! Total flux subtracted in 200 components = 0.00180637 Jy ! Clean residual min=-0.000921 max=0.000907 Jy/beam ! Clean residual mean=0.000011 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0298905 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.0298905 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.286 mas, bmaj=2.774 mas, bpa=89.67 degrees ! Estimated noise=0.369492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000356061 Jy ! Component: 100 - total flux cleaned = 0.000540743 Jy ! Component: 150 - total flux cleaned = 0.000691389 Jy ! Component: 200 - total flux cleaned = 0.000803507 Jy ! Total flux subtracted in 200 components = 0.000803507 Jy ! Clean residual min=-0.001077 max=0.000985 Jy/beam ! Clean residual mean=0.000019 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.030694 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 = 9.69158e-05 Jy ! Component: 100 - total flux cleaned = 0.000157964 Jy ! Component: 150 - total flux cleaned = 0.000192108 Jy ! Component: 200 - total flux cleaned = 0.000224311 Jy ! Total flux subtracted in 200 components = 0.000224311 Jy ! Clean residual min=-0.001034 max=0.000956 Jy/beam ! Clean residual mean=0.000019 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0309183 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 75 components and 0.0309183 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.114 mas, bmaj=2.043 mas, bpa=67.51 degrees ! Estimated noise=0.303385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.27759e-05 Jy ! Component: 100 - total flux cleaned = -0.000130622 Jy ! Component: 150 - total flux cleaned = -0.000113284 Jy ! Component: 200 - total flux cleaned = -6.70494e-05 Jy ! Total flux subtracted in 200 components = -6.70494e-05 Jy ! Clean residual min=-0.000730 max=0.000790 Jy/beam ! Clean residual mean=0.000010 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0308513 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 0.0308513 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=0.045470Jy sigma=0.418584 ! Fit after self-cal, rms=0.045454Jy sigma=0.418459 wmodel J1755+6236_X_b_map.mod ! Writing 92 model components to file: J1755+6236_X_b_map.mod wobs J1755+6236_X_b_uvs.fits ! Writing UV FITS file: J1755+6236_X_b_uvs.fits wwins J1755+6236_X_b_map.win ! wwins: Wrote 3 windows to J1755+6236_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 = -2.70324e-05 Jy ! Component: 100 - total flux cleaned = 3.66222e-05 Jy ! Component: 150 - total flux cleaned = 9.59001e-05 Jy ! Component: 200 - total flux cleaned = 0.000129666 Jy ! Component: 250 - total flux cleaned = 0.00017348 Jy ! Component: 300 - total flux cleaned = 0.000205082 Jy ! Component: 350 - total flux cleaned = 0.000235681 Jy ! Component: 400 - total flux cleaned = 0.000265246 Jy ! Component: 450 - total flux cleaned = 0.00031322 Jy ! Component: 500 - total flux cleaned = 0.000331788 Jy ! Component: 550 - total flux cleaned = 0.000349955 Jy ! Component: 600 - total flux cleaned = 0.00038544 Jy ! Component: 650 - total flux cleaned = 0.000428637 Jy ! Component: 700 - total flux cleaned = 0.000471198 Jy ! Component: 750 - total flux cleaned = 0.000521059 Jy ! Component: 800 - total flux cleaned = 0.000553539 Jy ! Component: 850 - total flux cleaned = 0.000601504 Jy ! Component: 900 - total flux cleaned = 0.000632893 Jy ! Component: 950 - total flux cleaned = 0.000663665 Jy ! Component: 1000 - total flux cleaned = 0.000701464 Jy ! Component: 1050 - total flux cleaned = 0.000708951 Jy ! Component: 1100 - total flux cleaned = 0.00075266 Jy ! Component: 1150 - total flux cleaned = 0.000766894 Jy ! Component: 1200 - total flux cleaned = 0.000816229 Jy ! Component: 1250 - total flux cleaned = 0.00085799 Jy ! Component: 1300 - total flux cleaned = 0.000905863 Jy ! Component: 1350 - total flux cleaned = 0.000966497 Jy ! Component: 1400 - total flux cleaned = 0.000973143 Jy ! Component: 1450 - total flux cleaned = 0.000999567 Jy ! Component: 1500 - total flux cleaned = 0.00105783 Jy ! Component: 1550 - total flux cleaned = 0.00110889 Jy ! Component: 1600 - total flux cleaned = 0.00115907 Jy ! Component: 1650 - total flux cleaned = 0.00118385 Jy ! Component: 1700 - total flux cleaned = 0.00120847 Jy ! Component: 1750 - total flux cleaned = 0.00126913 Jy ! Component: 1800 - total flux cleaned = 0.00130493 Jy ! Component: 1850 - total flux cleaned = 0.00134038 Jy ! Component: 1900 - total flux cleaned = 0.0013696 Jy ! Component: 1950 - total flux cleaned = 0.00141002 Jy ! Component: 2000 - total flux cleaned = 0.00142143 Jy ! Component: 2050 - total flux cleaned = 0.00146658 Jy ! Component: 2100 - total flux cleaned = 0.00148338 Jy ! Component: 2150 - total flux cleaned = 0.00151106 Jy ! Component: 2200 - total flux cleaned = 0.0015275 Jy ! Component: 2250 - total flux cleaned = 0.00156549 Jy ! Component: 2300 - total flux cleaned = 0.001587 Jy ! Component: 2350 - total flux cleaned = 0.00162962 Jy ! Component: 2400 - total flux cleaned = 0.00166648 Jy ! Component: 2450 - total flux cleaned = 0.00168728 Jy ! Component: 2500 - total flux cleaned = 0.00172346 Jy ! Component: 2550 - total flux cleaned = 0.00176445 Jy ! Component: 2600 - total flux cleaned = 0.00178483 Jy ! Component: 2650 - total flux cleaned = 0.00182007 Jy ! Component: 2700 - total flux cleaned = 0.00185005 Jy ! Component: 2750 - total flux cleaned = 0.00189935 Jy ! Component: 2800 - total flux cleaned = 0.00193356 Jy ! Component: 2850 - total flux cleaned = 0.00195304 Jy ! Component: 2900 - total flux cleaned = 0.00197711 Jy ! Component: 2950 - total flux cleaned = 0.00200581 Jy ! Component: 3000 - total flux cleaned = 0.00202954 Jy ! Component: 3050 - total flux cleaned = 0.00208594 Jy ! Component: 3100 - total flux cleaned = 0.00209992 Jy ! Component: 3150 - total flux cleaned = 0.00213701 Jy ! Component: 3200 - total flux cleaned = 0.00216462 Jy ! Component: 3250 - total flux cleaned = 0.00219654 Jy ! Component: 3300 - total flux cleaned = 0.00223726 Jy ! Component: 3350 - total flux cleaned = 0.00228671 Jy ! Component: 3400 - total flux cleaned = 0.00231355 Jy ! Component: 3450 - total flux cleaned = 0.0023447 Jy ! Component: 3500 - total flux cleaned = 0.00240207 Jy ! Component: 3550 - total flux cleaned = 0.00243273 Jy ! Component: 3600 - total flux cleaned = 0.00248499 Jy ! Component: 3650 - total flux cleaned = 0.00251528 Jy ! Component: 3700 - total flux cleaned = 0.00255403 Jy ! Component: 3750 - total flux cleaned = 0.00257113 Jy ! Component: 3800 - total flux cleaned = 0.00263061 Jy ! Component: 3850 - total flux cleaned = 0.00266019 Jy ! Component: 3900 - total flux cleaned = 0.00270644 Jy ! Component: 3950 - total flux cleaned = 0.00272731 Jy ! Component: 4000 - total flux cleaned = 0.0027771 Jy ! Component: 4050 - total flux cleaned = 0.00280599 Jy ! Total flux subtracted in 4096 components = 0.00284707 Jy ! Clean residual min=-0.000251 max=0.000220 Jy/beam ! Clean residual mean=0.000003 rms=0.000072 Jy/beam ! Combined flux in latest and established models = 0.0336983 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 423 components and 0.0336983 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1755+6236_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.114 x 2.043 at 67.51 degrees (North through East) ! Clean map min=-0.00053282 max=0.025867 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1755+6236_X_b_map.fits wmodel /image_prod/ug002_uva//J1755+6236_X_b_map.mod ! Writing 423 model components to file: /image_prod/ug002_uva//J1755+6236_X_b_map.mod wobs /image_prod/ug002_uva//J1755+6236_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1755+6236_X_b_uvs.fits wwins /image_prod/ug002_uva//J1755+6236_X_b_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1755+6236_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0258674 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.98242e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.809794 0.809794 1.61959 3.23918 6.47835 12.9567 25.9134 51.8268 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.025 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 370.464 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1755+6236_X_b_dfm.log closed on Thu Mar 5 03:32:50 2020