! Started logfile: /image_prod/ug002_uva//J2248+3718_X_dfm.log on Thu Mar 5 05:53:17 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//J2248+3718_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2248+3718_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.83 visibilities/baseline/integration-bin. ! Found source: J2248+3718 ! ! 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 26892 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 J2248+3718_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 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 58 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.036185Jy sigma=9.199563 ! Fit after self-cal, rms=0.772824Jy sigma=6.858041 ! 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=0.7649 mas, bmaj=1.685 mas, bpa=-24.57 degrees ! Estimated noise=1.01911 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 = 0.162349 Jy ! Component: 100 - total flux cleaned = 0.216074 Jy ! Total flux subtracted in 100 components = 0.216074 Jy ! Clean residual min=-0.011551 max=0.024342 Jy/beam ! Clean residual mean=-0.000001 rms=0.002861 Jy/beam ! Combined flux in latest and established models = 0.216074 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.216074 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=0.083939Jy sigma=0.717130 ! Fit after self-cal, rms=0.083858Jy sigma=0.716391 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270254 Jy ! Component: 100 - total flux cleaned = 0.0415834 Jy ! Total flux subtracted in 100 components = 0.0415834 Jy ! Clean residual min=-0.009688 max=0.016360 Jy/beam ! Clean residual mean=-0.000001 rms=0.002142 Jy/beam ! Combined flux in latest and established models = 0.257657 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.257657 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=0.071359Jy sigma=0.602989 ! Fit after self-cal, rms=0.071328Jy sigma=0.602652 ! Inverting map ! Added new window around map position (-1.4, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014871 Jy ! Component: 100 - total flux cleaned = 0.0236217 Jy ! Total flux subtracted in 100 components = 0.0236217 Jy ! Clean residual min=-0.008587 max=0.012938 Jy/beam ! Clean residual mean=-0.000002 rms=0.001842 Jy/beam ! Combined flux in latest and established models = 0.281279 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.281279 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=0.067629Jy sigma=0.564711 ! Fit after self-cal, rms=0.067392Jy sigma=0.562401 ! Inverting map ! Added new window around map position (1.4, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010833 Jy ! Component: 100 - total flux cleaned = 0.0161388 Jy ! Total flux subtracted in 100 components = 0.0161388 Jy ! Clean residual min=-0.007602 max=0.008408 Jy/beam ! Clean residual mean=-0.000002 rms=0.001629 Jy/beam ! Combined flux in latest and established models = 0.297418 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 49 components and 0.297418 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=0.065388Jy sigma=0.540921 ! Fit after self-cal, rms=0.065312Jy sigma=0.540257 ! 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=0.9988 mas, bmaj=1.935 mas, bpa=-22.68 degrees ! Estimated noise=0.4942 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 = 0.00867878 Jy ! Component: 100 - total flux cleaned = 0.0145085 Jy ! Component: 150 - total flux cleaned = 0.0187154 Jy ! Component: 200 - total flux cleaned = 0.0200072 Jy ! Total flux subtracted in 200 components = 0.0200072 Jy ! Clean residual min=-0.007767 max=0.007785 Jy/beam ! Clean residual mean=-0.000003 rms=0.001729 Jy/beam ! Combined flux in latest and established models = 0.317425 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 73 components and 0.317425 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=0.063874Jy sigma=0.526280 ! Fit after self-cal, rms=0.063857Jy sigma=0.526122 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9988 x 1.935 at -22.68 degrees (North through East) ! Clean map min=-0.0075138 max=0.22279 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 0.96 KP 1.06 ! LA 1.01 MK 1.03 NL 1.11 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.98 HN 0.94 KP 1.06 ! LA 1.00 MK 1.04 NL 1.10 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HN 0.95 KP 1.06 ! LA 1.00 MK 1.01 NL 1.12 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.98 KP 1.05 ! LA 1.02 MK 1.03 NL 1.11 OV 0.90 ! PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.96 KP 1.07 ! LA 1.03 MK 1.03 NL 1.11 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.94 KP 1.05 ! LA 1.00 MK 1.04 NL 1.13 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.97 KP 1.05 ! LA 1.01 MK 1.04 NL 1.11 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.95 KP 1.06 ! LA 1.00 MK 1.02 NL 1.11 OV 0.91 ! PT 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.94 KP 1.06 ! LA 1.03 MK 1.02 NL 1.12 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.96 KP 1.06 ! LA 1.02 MK 1.03 NL 1.14 OV 0.90 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.00 KP 1.07 ! LA 1.03 MK 1.01 NL 1.11 OV 0.91 ! PT 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.01 KP 1.04 ! LA 1.05 MK 0.97 NL 1.13 OV 0.91 ! PT 0.94 ! ! ! Fit before self-cal, rms=0.063857Jy sigma=0.526122 ! Fit after self-cal, rms=0.059736Jy sigma=0.493918 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.006 mas, bmaj=1.931 mas, bpa=-22.63 degrees ! Estimated noise=0.49262 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 = -0.00380245 Jy ! Component: 100 - total flux cleaned = -0.00558658 Jy ! Component: 150 - total flux cleaned = -0.00625915 Jy ! Component: 200 - total flux cleaned = -0.00674026 Jy ! Total flux subtracted in 200 components = -0.00674026 Jy ! Clean residual min=-0.005606 max=0.005068 Jy/beam ! Clean residual mean=0.000006 rms=0.001158 Jy/beam ! Combined flux in latest and established models = 0.310685 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 87 components and 0.310685 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=0.059305Jy sigma=0.490392 ! Fit after self-cal, rms=0.059321Jy sigma=0.490203 ! 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=0.059321Jy sigma=0.490203 ! Fit after self-cal, rms=0.058966Jy sigma=0.465272 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.938 mas, bpa=-23.3 degrees ! Estimated noise=0.496007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00252702 Jy ! Component: 100 - total flux cleaned = -0.00290671 Jy ! Component: 150 - total flux cleaned = -0.00346041 Jy ! Component: 200 - total flux cleaned = -0.00366543 Jy ! Total flux subtracted in 200 components = -0.00366543 Jy ! Clean residual min=-0.003004 max=0.002578 Jy/beam ! Clean residual mean=0.000002 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.307019 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 101 components and 0.307019 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=0.058703Jy sigma=0.462603 ! Fit after self-cal, rms=0.058798Jy sigma=0.462480 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 = -6.62042e-05 Jy ! Component: 100 - total flux cleaned = -8.65374e-06 Jy ! Component: 150 - total flux cleaned = -8.62931e-06 Jy ! Component: 200 - total flux cleaned = -8.39224e-06 Jy ! Total flux subtracted in 200 components = -8.39224e-06 Jy ! Clean residual min=-0.002930 max=0.002521 Jy/beam ! Clean residual mean=0.000002 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.307011 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 111 components and 0.307011 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=0.058712Jy sigma=0.461581 ! Fit after self-cal, rms=0.058712Jy sigma=0.461561 ! 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=0.058712Jy sigma=0.461561 ! Fit after self-cal, rms=0.059007Jy sigma=0.460730 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=1.938 mas, bpa=-23.43 degrees ! Estimated noise=0.496226 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00200735 Jy ! Component: 100 - total flux cleaned = -0.00248823 Jy ! Component: 150 - total flux cleaned = -0.00288975 Jy ! Component: 200 - total flux cleaned = -0.00319111 Jy ! Total flux subtracted in 200 components = -0.00319111 Jy ! Clean residual min=-0.002354 max=0.002126 Jy/beam ! Clean residual mean=0.000001 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.30382 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 111 components and 0.30382 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=0.058872Jy sigma=0.459279 ! Fit after self-cal, rms=0.058884Jy sigma=0.459273 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.31568e-05 Jy ! Component: 100 - total flux cleaned = -0.000135438 Jy ! Component: 150 - total flux cleaned = -0.000134862 Jy ! Component: 200 - total flux cleaned = -0.000133469 Jy ! Total flux subtracted in 200 components = -0.000133469 Jy ! Clean residual min=-0.002323 max=0.002081 Jy/beam ! Clean residual mean=0.000001 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.303686 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.303686 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=0.058838Jy sigma=0.458769 ! Fit after self-cal, rms=0.058838Jy sigma=0.458761 ! 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=0.058838Jy sigma=0.458761 ! Fit after self-cal, rms=0.059127Jy sigma=0.458298 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.247 mas, bmaj=2.516 mas, bpa=-14.22 degrees ! Estimated noise=0.59709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00168477 Jy ! Component: 100 - total flux cleaned = -0.00207462 Jy ! Component: 150 - total flux cleaned = -0.00219326 Jy ! Component: 200 - total flux cleaned = -0.00234201 Jy ! Total flux subtracted in 200 components = -0.00234201 Jy ! Clean residual min=-0.002475 max=0.001895 Jy/beam ! Clean residual mean=0.000000 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.301344 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 128 components and 0.301344 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=0.059102Jy sigma=0.457933 ! Fit after self-cal, rms=0.059107Jy sigma=0.457916 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 = -0.000192729 Jy ! Component: 100 - total flux cleaned = -0.000281875 Jy ! Component: 150 - total flux cleaned = -0.000359564 Jy ! Component: 200 - total flux cleaned = -0.000429168 Jy ! Total flux subtracted in 200 components = -0.000429168 Jy ! Clean residual min=-0.002467 max=0.001872 Jy/beam ! Clean residual mean=0.000000 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.300915 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 130 components and 0.300915 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=0.059102Jy sigma=0.457830 ! Fit after self-cal, rms=0.059102Jy sigma=0.457824 ! 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=1.011 mas, bmaj=1.94 mas, bpa=-23.56 degrees ! Estimated noise=0.496213 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 1.94 at -23.56 degrees (North through East) ! Clean map min=-0.0017581 max=0.22333 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=0.7725 mas, bmaj=1.7 mas, bpa=-25.32 degrees ! Estimated noise=1.03093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.16393 Jy ! Component: 100 - total flux cleaned = 0.216389 Jy ! Component: 150 - total flux cleaned = 0.241875 Jy ! Component: 200 - total flux cleaned = 0.255578 Jy ! Total flux subtracted in 200 components = 0.255578 Jy ! Clean residual min=-0.004377 max=0.007302 Jy/beam ! Clean residual mean=0.000001 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.255578 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.255578 Jy ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.94 mas, bpa=-23.56 degrees ! Estimated noise=0.496213 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 = 0.0134184 Jy ! Component: 100 - total flux cleaned = 0.0216855 Jy ! Component: 150 - total flux cleaned = 0.0275483 Jy ! Component: 200 - total flux cleaned = 0.0319198 Jy ! Total flux subtracted in 200 components = 0.0319198 Jy ! Clean residual min=-0.002668 max=0.002993 Jy/beam ! Clean residual mean=-0.000003 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.287498 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 57 components and 0.287498 Jy ! Inverting map ! Added new window around map position (-1.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344862 Jy ! Component: 100 - total flux cleaned = 0.0060955 Jy ! Component: 150 - total flux cleaned = 0.00820557 Jy ! Component: 200 - total flux cleaned = 0.00959715 Jy ! Total flux subtracted in 200 components = 0.00959715 Jy ! Clean residual min=-0.002343 max=0.002011 Jy/beam ! Clean residual mean=-0.000001 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.297095 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 77 components and 0.297095 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=2.247 mas, bmaj=2.516 mas, bpa=-14.22 degrees ! Estimated noise=0.59709 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191354 Jy ! Component: 100 - total flux cleaned = 0.00311756 Jy ! Component: 150 - total flux cleaned = 0.00367976 Jy ! Component: 200 - total flux cleaned = 0.00406905 Jy ! Total flux subtracted in 200 components = 0.00406905 Jy ! Clean residual min=-0.002714 max=0.001851 Jy/beam ! Clean residual mean=0.000000 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.301164 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000176637 Jy ! Component: 100 - total flux cleaned = 0.00032914 Jy ! Component: 150 - total flux cleaned = 0.000387104 Jy ! Component: 200 - total flux cleaned = 0.000458359 Jy ! Total flux subtracted in 200 components = 0.000458359 Jy ! Clean residual min=-0.002635 max=0.001839 Jy/beam ! Clean residual mean=0.000001 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.301622 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 121 components and 0.301622 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.94 mas, bpa=-23.56 degrees ! Estimated noise=0.496213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.94465e-05 Jy ! Component: 100 - total flux cleaned = -5.19963e-05 Jy ! Component: 150 - total flux cleaned = -8.48654e-05 Jy ! Component: 200 - total flux cleaned = -5.46063e-05 Jy ! Total flux subtracted in 200 components = -5.46063e-05 Jy ! Clean residual min=-0.002141 max=0.001717 Jy/beam ! Clean residual mean=0.000000 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.301568 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 136 components and 0.301568 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=0.059028Jy sigma=0.456550 ! Fit after self-cal, rms=0.059035Jy sigma=0.456475 wmodel J2248+3718_X_map.mod ! Writing 136 model components to file: J2248+3718_X_map.mod wobs J2248+3718_X_uvs.fits ! Writing UV FITS file: J2248+3718_X_uvs.fits wwins J2248+3718_X_map.win ! wwins: Wrote 4 windows to J2248+3718_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000922225 Jy ! Component: 100 - total flux cleaned = -0.00150889 Jy ! Component: 150 - total flux cleaned = -0.00202013 Jy ! Component: 200 - total flux cleaned = -0.00233271 Jy ! Component: 250 - total flux cleaned = -0.00252124 Jy ! Component: 300 - total flux cleaned = -0.00267569 Jy ! Component: 350 - total flux cleaned = -0.00284935 Jy ! Component: 400 - total flux cleaned = -0.00287298 Jy ! Component: 450 - total flux cleaned = -0.0029665 Jy ! Component: 500 - total flux cleaned = -0.00298867 Jy ! Component: 550 - total flux cleaned = -0.00307619 Jy ! Component: 600 - total flux cleaned = -0.00314026 Jy ! Component: 650 - total flux cleaned = -0.00326665 Jy ! Component: 700 - total flux cleaned = -0.00330844 Jy ! Component: 750 - total flux cleaned = -0.00340971 Jy ! Component: 800 - total flux cleaned = -0.00352754 Jy ! Component: 850 - total flux cleaned = -0.00360471 Jy ! Component: 900 - total flux cleaned = -0.00364297 Jy ! Component: 950 - total flux cleaned = -0.003736 Jy ! Component: 1000 - total flux cleaned = -0.00384609 Jy ! Component: 1050 - total flux cleaned = -0.00386418 Jy ! Component: 1100 - total flux cleaned = -0.00395286 Jy ! Component: 1150 - total flux cleaned = -0.00404015 Jy ! Component: 1200 - total flux cleaned = -0.00407444 Jy ! Component: 1250 - total flux cleaned = -0.00419237 Jy ! Component: 1300 - total flux cleaned = -0.00420906 Jy ! Component: 1350 - total flux cleaned = -0.00430712 Jy ! Component: 1400 - total flux cleaned = -0.00443603 Jy ! Component: 1450 - total flux cleaned = -0.00448365 Jy ! Component: 1500 - total flux cleaned = -0.00459305 Jy ! Component: 1550 - total flux cleaned = -0.0046392 Jy ! Component: 1600 - total flux cleaned = -0.00465457 Jy ! Component: 1650 - total flux cleaned = -0.00478963 Jy ! Component: 1700 - total flux cleaned = -0.00478963 Jy ! Component: 1750 - total flux cleaned = -0.00489187 Jy ! Component: 1800 - total flux cleaned = -0.00487747 Jy ! Component: 1850 - total flux cleaned = -0.0049344 Jy ! Component: 1900 - total flux cleaned = -0.00497661 Jy ! Component: 1950 - total flux cleaned = -0.0050325 Jy ! Component: 2000 - total flux cleaned = -0.00506003 Jy ! Component: 2050 - total flux cleaned = -0.00511451 Jy ! Component: 2100 - total flux cleaned = -0.00511444 Jy ! Component: 2150 - total flux cleaned = -0.00512776 Jy ! Component: 2200 - total flux cleaned = -0.00515405 Jy ! Component: 2250 - total flux cleaned = -0.00512811 Jy ! Component: 2300 - total flux cleaned = -0.00516659 Jy ! Component: 2350 - total flux cleaned = -0.00515397 Jy ! Component: 2400 - total flux cleaned = -0.0051918 Jy ! Component: 2450 - total flux cleaned = -0.00520424 Jy ! Component: 2500 - total flux cleaned = -0.00517938 Jy ! Component: 2550 - total flux cleaned = -0.00517931 Jy ! Component: 2600 - total flux cleaned = -0.00519136 Jy ! Component: 2650 - total flux cleaned = -0.0051674 Jy ! Component: 2700 - total flux cleaned = -0.00521496 Jy ! Component: 2750 - total flux cleaned = -0.00523859 Jy ! Component: 2800 - total flux cleaned = -0.0052735 Jy ! Component: 2850 - total flux cleaned = -0.00528513 Jy ! Component: 2900 - total flux cleaned = -0.00530819 Jy ! Component: 2950 - total flux cleaned = -0.00533078 Jy ! Component: 3000 - total flux cleaned = -0.00534204 Jy ! Component: 3050 - total flux cleaned = -0.00539801 Jy ! Component: 3100 - total flux cleaned = -0.00545339 Jy ! Component: 3150 - total flux cleaned = -0.00546435 Jy ! Component: 3200 - total flux cleaned = -0.0055188 Jy ! Component: 3250 - total flux cleaned = -0.0055294 Jy ! Component: 3300 - total flux cleaned = -0.00558306 Jy ! Component: 3350 - total flux cleaned = -0.00559368 Jy ! Component: 3400 - total flux cleaned = -0.00564638 Jy ! Component: 3450 - total flux cleaned = -0.00563582 Jy ! Component: 3500 - total flux cleaned = -0.00567752 Jy ! Component: 3550 - total flux cleaned = -0.00569807 Jy ! Component: 3600 - total flux cleaned = -0.0057493 Jy ! Component: 3650 - total flux cleaned = -0.00575941 Jy ! Component: 3700 - total flux cleaned = -0.00579968 Jy ! Component: 3750 - total flux cleaned = -0.00581965 Jy ! Component: 3800 - total flux cleaned = -0.00582967 Jy ! Component: 3850 - total flux cleaned = -0.00582979 Jy ! Component: 3900 - total flux cleaned = -0.00589829 Jy ! Component: 3950 - total flux cleaned = -0.0058886 Jy ! Component: 4000 - total flux cleaned = -0.00587903 Jy ! Component: 4050 - total flux cleaned = -0.00590777 Jy ! Total flux subtracted in 4096 components = -0.00595526 Jy ! Clean residual min=-0.000545 max=0.000543 Jy/beam ! Clean residual mean=-0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.295613 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 459 components and 0.295613 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2248+3718_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 1.94 at -23.56 degrees (North through East) ! Clean map min=-0.0013568 max=0.22399 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2248+3718_X_map.fits wmodel /image_prod/ug002_uva//J2248+3718_X_map.mod ! Writing 459 model components to file: /image_prod/ug002_uva//J2248+3718_X_map.mod wobs /image_prod/ug002_uva//J2248+3718_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2248+3718_X_uvs.fits wwins /image_prod/ug002_uva//J2248+3718_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J2248+3718_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.223988 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000166048 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.222399 0.222399 0.444797 0.889594 1.77919 3.55838 7.11675 14.2335 28.467 56.934 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.223 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1348.93 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2248+3718_X_dfm.log closed on Thu Mar 5 05:53:22 2020