! Started logfile: /image_prod/ug002_uva//J0246+3536_X_dfm.log on Wed Mar 4 19:39:19 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//J0246+3536_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0246+3536_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.900463 visibilities/baseline/integration-bin. ! Found source: J0246+3536 ! ! 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 23340 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 J0246+3536_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.041853Jy sigma=9.150457 ! Fit after self-cal, rms=0.743291Jy sigma=6.554763 ! 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=0.7632 mas, bmaj=1.877 mas, bpa=-22.76 degrees ! Estimated noise=1.13721 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 = 0.198091 Jy ! Component: 100 - total flux cleaned = 0.242084 Jy ! Total flux subtracted in 100 components = 0.242084 Jy ! Clean residual min=-0.012476 max=0.017302 Jy/beam ! Clean residual mean=-0.000017 rms=0.003461 Jy/beam ! Combined flux in latest and established models = 0.242084 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.242084 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=0.093026Jy sigma=0.822244 ! Fit after self-cal, rms=0.092941Jy sigma=0.821361 ! 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=1.021 mas, bmaj=2.102 mas, bpa=-21.76 degrees ! Estimated noise=0.533927 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 = 0.0191086 Jy ! Component: 100 - total flux cleaned = 0.0291347 Jy ! Component: 150 - total flux cleaned = 0.0354004 Jy ! Component: 200 - total flux cleaned = 0.0394694 Jy ! Total flux subtracted in 200 components = 0.0394694 Jy ! Clean residual min=-0.014270 max=0.019994 Jy/beam ! Clean residual mean=-0.000041 rms=0.004461 Jy/beam ! Combined flux in latest and established models = 0.281554 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 19 components and 0.281554 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=0.088387Jy sigma=0.792162 ! Fit after self-cal, rms=0.088392Jy sigma=0.792091 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.021 x 2.102 at -21.76 degrees (North through East) ! Clean map min=-0.013869 max=0.25731 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.40 HN 0.96 KP 1.00 ! LA 0.94 MK 1.04 NL 1.04 OV 0.88 ! PT 0.84 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.41 HN 0.97 KP 1.00 ! LA 0.95 MK 1.06 NL 1.05 OV 0.89 ! PT 0.85 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.41 HN 0.96 KP 1.00 ! LA 0.96 MK 1.04 NL 1.04 OV 0.90 ! PT 0.83 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.41 HN 1.00 KP 1.00 ! LA 0.94 MK 1.04 NL 1.04 OV 0.91 ! PT 0.85 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.39 HN 0.98 KP 1.01 ! LA 0.94 MK 1.04 NL 1.05 OV 0.90 ! PT 0.87 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.39 HN 0.98 KP 1.00 ! LA 0.95 MK 1.04 NL 1.06 OV 0.91 ! PT 0.86 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.40 HN 1.00 KP 1.00 ! LA 0.97 MK 1.05 NL 1.05 OV 0.91 ! PT 0.84 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.41 HN 1.00 KP 1.00 ! LA 0.96 MK 1.06 NL 1.04 OV 0.90 ! PT 0.85 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.44 HN 0.98 KP 1.02 ! LA 0.94 MK 1.05 NL 1.04 OV 0.90 ! PT 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.43 HN 0.97 KP 1.01 ! LA 0.95 MK 1.05 NL 1.05 OV 0.90 ! PT 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.38 HN 0.99 KP 1.01 ! LA 0.96 MK 1.05 NL 1.04 OV 0.91 ! PT 0.86 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.40 HN 1.00 KP 1.02 ! LA 0.95 MK 1.04 NL 1.05 OV 0.89 ! PT 0.85 ! ! ! Fit before self-cal, rms=0.088392Jy sigma=0.792091 ! Fit after self-cal, rms=0.091696Jy sigma=0.684648 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.036 mas, bmaj=2.116 mas, bpa=-21.8 degrees ! Estimated noise=0.534297 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 = -0.00141419 Jy ! Component: 100 - total flux cleaned = -0.0011971 Jy ! Component: 150 - total flux cleaned = -0.000999196 Jy ! Component: 200 - total flux cleaned = -0.000762208 Jy ! Total flux subtracted in 200 components = -0.000762208 Jy ! Clean residual min=-0.013107 max=0.013083 Jy/beam ! Clean residual mean=-0.000022 rms=0.003505 Jy/beam ! Combined flux in latest and established models = 0.280791 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 0.280791 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=0.091549Jy sigma=0.683923 ! Fit after self-cal, rms=0.091632Jy sigma=0.683575 ! 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=0.091632Jy sigma=0.683575 ! Fit after self-cal, rms=0.094170Jy sigma=0.467351 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=2.122 mas, bpa=-21.91 degrees ! Estimated noise=0.533291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00110412 Jy ! Component: 100 - total flux cleaned = -0.00109615 Jy ! Component: 150 - total flux cleaned = -0.00113108 Jy ! Component: 200 - total flux cleaned = -0.00123337 Jy ! Total flux subtracted in 200 components = -0.00123337 Jy ! Clean residual min=-0.002040 max=0.004299 Jy/beam ! Clean residual mean=-0.000004 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.279558 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.279558 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=0.094119Jy sigma=0.466690 ! Fit after self-cal, rms=0.094498Jy sigma=0.466104 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) ! Added new window around map position (3.6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00422442 Jy ! Component: 100 - total flux cleaned = 0.00632705 Jy ! Component: 150 - total flux cleaned = 0.00716961 Jy ! Component: 200 - total flux cleaned = 0.00726264 Jy ! Total flux subtracted in 200 components = 0.00726264 Jy ! Clean residual min=-0.001666 max=0.002023 Jy/beam ! Clean residual mean=-0.000002 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.286821 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 0.286821 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=0.094302Jy sigma=0.462954 ! Fit after self-cal, rms=0.094280Jy sigma=0.462582 ! Inverting map ! Added new window around map position (-4.6, 22.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181434 Jy ! Component: 100 - total flux cleaned = 0.0024991 Jy ! Component: 150 - total flux cleaned = 0.00267339 Jy ! Component: 200 - total flux cleaned = 0.00260368 Jy ! Total flux subtracted in 200 components = 0.00260368 Jy ! Clean residual min=-0.001524 max=0.001361 Jy/beam ! Clean residual mean=-0.000001 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.289424 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 68 components and 0.289424 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=0.094213Jy sigma=0.461703 ! Fit after self-cal, rms=0.094211Jy sigma=0.461665 ! 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=0.094211Jy sigma=0.461665 ! Fit after self-cal, rms=0.094519Jy sigma=0.460974 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=2.124 mas, bpa=-21.99 degrees ! Estimated noise=0.533282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00045435 Jy ! Component: 100 - total flux cleaned = 0.000582921 Jy ! Component: 150 - total flux cleaned = 0.000655728 Jy ! Component: 200 - total flux cleaned = 0.000596525 Jy ! Total flux subtracted in 200 components = 0.000596525 Jy ! Clean residual min=-0.001285 max=0.001204 Jy/beam ! Clean residual mean=-0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.290021 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.290021 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=0.094480Jy sigma=0.460438 ! Fit after self-cal, rms=0.094486Jy sigma=0.460402 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 = 0.000232392 Jy ! Component: 100 - total flux cleaned = 0.000256484 Jy ! Component: 150 - total flux cleaned = 0.000255311 Jy ! Component: 200 - total flux cleaned = 0.000254596 Jy ! Total flux subtracted in 200 components = 0.000254596 Jy ! Clean residual min=-0.001205 max=0.001176 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.290275 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 83 components and 0.290275 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=0.094465Jy sigma=0.460233 ! Fit after self-cal, rms=0.094463Jy sigma=0.460225 ! 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=0.094463Jy sigma=0.460225 ! Fit after self-cal, rms=0.094414Jy sigma=0.460100 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.283 mas, bmaj=2.674 mas, bpa=-16.73 degrees ! Estimated noise=0.631697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000273365 Jy ! Component: 100 - total flux cleaned = 0.000298027 Jy ! Component: 150 - total flux cleaned = 0.000319858 Jy ! Component: 200 - total flux cleaned = 0.000286302 Jy ! Total flux subtracted in 200 components = 0.000286302 Jy ! Clean residual min=-0.001055 max=0.001153 Jy/beam ! Clean residual mean=-0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.290562 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.290562 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=0.094401Jy sigma=0.459924 ! Fit after self-cal, rms=0.094403Jy sigma=0.459904 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 = 0.000121756 Jy ! Component: 100 - total flux cleaned = 9.27602e-05 Jy ! Component: 150 - total flux cleaned = 8.02224e-05 Jy ! Component: 200 - total flux cleaned = 8.06053e-05 Jy ! Total flux subtracted in 200 components = 8.06053e-05 Jy ! Clean residual min=-0.001011 max=0.001099 Jy/beam ! Clean residual mean=0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.290642 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 103 components and 0.290642 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=0.094398Jy sigma=0.459861 ! Fit after self-cal, rms=0.094397Jy sigma=0.459855 ! 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=1.034 mas, bmaj=2.125 mas, bpa=-22.02 degrees ! Estimated noise=0.53307 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.034 x 2.125 at -22.02 degrees (North through East) ! Clean map min=-0.0013251 max=0.25708 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=0.7726 mas, bmaj=1.887 mas, bpa=-23.13 degrees ! Estimated noise=1.14623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.199645 Jy ! Component: 100 - total flux cleaned = 0.243239 Jy ! Component: 150 - total flux cleaned = 0.256082 Jy ! Component: 200 - total flux cleaned = 0.262523 Jy ! Total flux subtracted in 200 components = 0.262523 Jy ! Clean residual min=-0.002861 max=0.004412 Jy/beam ! Clean residual mean=-0.000000 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.262523 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.262523 Jy ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=2.125 mas, bpa=-22.02 degrees ! Estimated noise=0.53307 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 = 0.0068956 Jy ! Component: 100 - total flux cleaned = 0.0114877 Jy ! Component: 150 - total flux cleaned = 0.0148622 Jy ! Component: 200 - total flux cleaned = 0.0173767 Jy ! Total flux subtracted in 200 components = 0.0173767 Jy ! Clean residual min=-0.001301 max=0.002166 Jy/beam ! Clean residual mean=-0.000002 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.2799 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 44 components and 0.2799 Jy ! Inverting map ! Added new window around map position (1.4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212578 Jy ! Component: 100 - total flux cleaned = 0.00351905 Jy ! Component: 150 - total flux cleaned = 0.00454192 Jy ! Component: 200 - total flux cleaned = 0.00543151 Jy ! Total flux subtracted in 200 components = 0.00543151 Jy ! Clean residual min=-0.001154 max=0.001321 Jy/beam ! Clean residual mean=-0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.285331 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 66 components and 0.285331 Jy ! Inverting map ! Added new window around map position (-1.2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120672 Jy ! Component: 100 - total flux cleaned = 0.00192273 Jy ! Component: 150 - total flux cleaned = 0.00258833 Jy ! Component: 200 - total flux cleaned = 0.002977 Jy ! Total flux subtracted in 200 components = 0.002977 Jy ! Clean residual min=-0.001077 max=0.001115 Jy/beam ! Clean residual mean=-0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.288308 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 86 components and 0.288308 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=2.283 mas, bmaj=2.674 mas, bpa=-16.73 degrees ! Estimated noise=0.631697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000730858 Jy ! Component: 100 - total flux cleaned = 0.000946641 Jy ! Component: 150 - total flux cleaned = 0.0010279 Jy ! Component: 200 - total flux cleaned = 0.00109932 Jy ! Total flux subtracted in 200 components = 0.00109932 Jy ! Clean residual min=-0.000959 max=0.001074 Jy/beam ! Clean residual mean=-0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.289407 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 = 3.13349e-05 Jy ! Component: 100 - total flux cleaned = 1.69373e-05 Jy ! Component: 150 - total flux cleaned = 4.3272e-05 Jy ! Component: 200 - total flux cleaned = 5.48926e-05 Jy ! Total flux subtracted in 200 components = 5.48926e-05 Jy ! Clean residual min=-0.000951 max=0.001064 Jy/beam ! Clean residual mean=-0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.289462 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 126 components and 0.289462 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=2.125 mas, bpa=-22.02 degrees ! Estimated noise=0.53307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.24474e-06 Jy ! Component: 100 - total flux cleaned = -1.33794e-05 Jy ! Component: 150 - total flux cleaned = -1.24772e-05 Jy ! Component: 200 - total flux cleaned = -1.22731e-05 Jy ! Total flux subtracted in 200 components = -1.22731e-05 Jy ! Clean residual min=-0.001049 max=0.001041 Jy/beam ! Clean residual mean=-0.000000 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.28945 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 147 components and 0.28945 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=0.094367Jy sigma=0.459640 ! Fit after self-cal, rms=0.094358Jy sigma=0.459619 wmodel J0246+3536_X_map.mod ! Writing 147 model components to file: J0246+3536_X_map.mod wobs J0246+3536_X_uvs.fits ! Writing UV FITS file: J0246+3536_X_uvs.fits wwins J0246+3536_X_map.win ! wwins: Wrote 5 windows to J0246+3536_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 = 5.5315e-05 Jy ! Component: 100 - total flux cleaned = 0.000182255 Jy ! Component: 150 - total flux cleaned = 0.000286194 Jy ! Component: 200 - total flux cleaned = 0.000286322 Jy ! Component: 250 - total flux cleaned = 0.000367238 Jy ! Component: 300 - total flux cleaned = 0.000367214 Jy ! Component: 350 - total flux cleaned = 0.000428254 Jy ! Component: 400 - total flux cleaned = 0.000427996 Jy ! Component: 450 - total flux cleaned = 0.000442659 Jy ! Component: 500 - total flux cleaned = 0.000442551 Jy ! Component: 550 - total flux cleaned = 0.000428359 Jy ! Component: 600 - total flux cleaned = 0.000386143 Jy ! Component: 650 - total flux cleaned = 0.000358803 Jy ! Component: 700 - total flux cleaned = 0.000331623 Jy ! Component: 750 - total flux cleaned = 0.000331811 Jy ! Component: 800 - total flux cleaned = 0.00030552 Jy ! Component: 850 - total flux cleaned = 0.000292427 Jy ! Component: 900 - total flux cleaned = 0.000279754 Jy ! Component: 950 - total flux cleaned = 0.000254446 Jy ! Component: 1000 - total flux cleaned = 0.000254447 Jy ! Component: 1050 - total flux cleaned = 0.000254474 Jy ! Component: 1100 - total flux cleaned = 0.000291162 Jy ! Component: 1150 - total flux cleaned = 0.000291216 Jy ! Component: 1200 - total flux cleaned = 0.000279339 Jy ! Component: 1250 - total flux cleaned = 0.000291305 Jy ! Component: 1300 - total flux cleaned = 0.000326725 Jy ! Component: 1350 - total flux cleaned = 0.000268377 Jy ! Component: 1400 - total flux cleaned = 0.000338052 Jy ! Component: 1450 - total flux cleaned = 0.000338039 Jy ! Component: 1500 - total flux cleaned = 0.000360733 Jy ! Component: 1550 - total flux cleaned = 0.000428379 Jy ! Component: 1600 - total flux cleaned = 0.000417111 Jy ! Component: 1650 - total flux cleaned = 0.000406177 Jy ! Component: 1700 - total flux cleaned = 0.000483203 Jy ! Component: 1750 - total flux cleaned = 0.000472177 Jy ! Component: 1800 - total flux cleaned = 0.000515611 Jy ! Component: 1850 - total flux cleaned = 0.000504929 Jy ! Component: 1900 - total flux cleaned = 0.000483535 Jy ! Component: 1950 - total flux cleaned = 0.000462288 Jy ! Component: 2000 - total flux cleaned = 0.000451766 Jy ! Component: 2050 - total flux cleaned = 0.000441289 Jy ! Component: 2100 - total flux cleaned = 0.00046196 Jy ! Component: 2150 - total flux cleaned = 0.000420709 Jy ! Component: 2200 - total flux cleaned = 0.000400216 Jy ! Component: 2250 - total flux cleaned = 0.000400214 Jy ! Component: 2300 - total flux cleaned = 0.000390016 Jy ! Component: 2350 - total flux cleaned = 0.000329621 Jy ! Component: 2400 - total flux cleaned = 0.000269673 Jy ! Component: 2450 - total flux cleaned = 0.000269654 Jy ! Component: 2500 - total flux cleaned = 0.000230197 Jy ! Component: 2550 - total flux cleaned = 0.000200876 Jy ! Component: 2600 - total flux cleaned = 0.000152264 Jy ! Component: 2650 - total flux cleaned = 0.000132932 Jy ! Component: 2700 - total flux cleaned = 9.44531e-05 Jy ! Component: 2750 - total flux cleaned = 6.57889e-05 Jy ! Component: 2800 - total flux cleaned = 6.58211e-05 Jy ! Component: 2850 - total flux cleaned = 4.6892e-05 Jy ! Component: 2900 - total flux cleaned = 4.6892e-05 Jy ! Component: 2950 - total flux cleaned = 2.2485e-07 Jy ! Component: 3000 - total flux cleaned = 1.8779e-05 Jy ! Component: 3050 - total flux cleaned = -5.51462e-05 Jy ! Component: 3100 - total flux cleaned = -8.26752e-05 Jy ! Component: 3150 - total flux cleaned = -0.00010093 Jy ! Component: 3200 - total flux cleaned = -0.00011 Jy ! Component: 3250 - total flux cleaned = -0.000146165 Jy ! Component: 3300 - total flux cleaned = -0.000146309 Jy ! Component: 3350 - total flux cleaned = -0.000182072 Jy ! Component: 3400 - total flux cleaned = -0.000217606 Jy ! Component: 3450 - total flux cleaned = -0.000226466 Jy ! Component: 3500 - total flux cleaned = -0.000235256 Jy ! Component: 3550 - total flux cleaned = -0.000244044 Jy ! Component: 3600 - total flux cleaned = -0.000304959 Jy ! Component: 3650 - total flux cleaned = -0.000322293 Jy ! Component: 3700 - total flux cleaned = -0.000365297 Jy ! Component: 3750 - total flux cleaned = -0.000356736 Jy ! Component: 3800 - total flux cleaned = -0.000399408 Jy ! Component: 3850 - total flux cleaned = -0.000424903 Jy ! Component: 3900 - total flux cleaned = -0.000416431 Jy ! Component: 3950 - total flux cleaned = -0.000458491 Jy ! Component: 4000 - total flux cleaned = -0.00046682 Jy ! Component: 4050 - total flux cleaned = -0.000483467 Jy ! Total flux subtracted in 4096 components = -0.00050835 Jy ! Clean residual min=-0.000478 max=0.000522 Jy/beam ! Clean residual mean=-0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.288942 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 450 components and 0.288941 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0246+3536_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.034 x 2.125 at -22.02 degrees (North through East) ! Clean map min=-0.0010514 max=0.2575 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0246+3536_X_map.fits wmodel /image_prod/ug002_uva//J0246+3536_X_map.mod ! Writing 450 model components to file: /image_prod/ug002_uva//J0246+3536_X_map.mod wobs /image_prod/ug002_uva//J0246+3536_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0246+3536_X_uvs.fits wwins /image_prod/ug002_uva//J0246+3536_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0246+3536_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.257499 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000144956 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.168882 0.168882 0.337764 0.675528 1.35106 2.70211 5.40422 10.8084 21.6169 43.2338 86.4676 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.257 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1776.39 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0246+3536_X_dfm.log closed on Wed Mar 4 19:39:24 2020