! Started logfile: /image_prod/ug002_uva//J0656+4237_X_dfm.log on Wed Mar 4 21:35:42 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//J0656+4237_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0656+4237_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.908025 visibilities/baseline/integration-bin. ! Found source: J0656+4237 ! ! 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 17652 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 J0656+4237_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 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002396Jy sigma=9.120895 ! Fit after self-cal, rms=0.911080Jy sigma=8.280366 ! 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=0.7627 mas, bmaj=1.278 mas, bpa=14.07 degrees ! Estimated noise=1.20265 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 = 0.0680446 Jy ! Component: 100 - total flux cleaned = 0.0869366 Jy ! Total flux subtracted in 100 components = 0.0869366 Jy ! Clean residual min=-0.003998 max=0.007436 Jy/beam ! Clean residual mean=0.000004 rms=0.001138 Jy/beam ! Combined flux in latest and established models = 0.0869366 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0869366 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=0.056378Jy sigma=0.488393 ! Fit after self-cal, rms=0.056272Jy sigma=0.487620 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00776725 Jy ! Component: 100 - total flux cleaned = 0.0113757 Jy ! Total flux subtracted in 100 components = 0.0113757 Jy ! Clean residual min=-0.003813 max=0.004759 Jy/beam ! Clean residual mean=0.000003 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 0.0983123 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.0983123 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=0.055161Jy sigma=0.476951 ! Fit after self-cal, rms=0.055153Jy sigma=0.476792 ! 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=0.996 mas, bmaj=1.596 mas, bpa=13.53 degrees ! Estimated noise=0.592438 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 (1.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00542658 Jy ! Component: 100 - total flux cleaned = 0.008591 Jy ! Component: 150 - total flux cleaned = 0.0107736 Jy ! Component: 200 - total flux cleaned = 0.0119443 Jy ! Total flux subtracted in 200 components = 0.0119443 Jy ! Clean residual min=-0.002573 max=0.003494 Jy/beam ! Clean residual mean=0.000006 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.110257 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 41 components and 0.110257 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=0.054587Jy sigma=0.471169 ! Fit after self-cal, rms=0.054507Jy sigma=0.470221 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.996 x 1.596 at 13.53 degrees (North through East) ! Clean map min=-0.0023491 max=0.086625 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 KP 1.09 LA 0.97 ! MK 1.05 NL 1.17 OV 0.93 PT 0.90 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 KP 1.12 LA 1.03 ! MK 0.99 NL 1.14 OV 0.95 PT 0.89 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 KP 1.11 LA 1.01 ! MK 1.01 NL 1.23 OV 0.93 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 KP 1.11 LA 0.99 ! MK 1.02 NL 1.17 OV 0.93 PT 0.91 ! SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 KP 1.11 LA 1.01 ! MK 1.00 NL 1.20 OV 0.90 PT 0.91 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 KP 1.13 LA 1.06 ! MK 1.02 NL 1.10 OV 0.97 PT 0.87 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 KP 1.09 LA 1.02 ! MK 1.04 NL 1.15 OV 0.91 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 1.11 LA 0.99 ! MK 1.09 NL 1.09 OV 0.92 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 KP 1.14 LA 0.94 ! MK 1.02 NL 1.16 OV 0.98 PT 0.90 ! SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 KP 1.10 LA 0.95 ! MK 1.07 NL 1.21 OV 0.93 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 1.07 LA 1.02 ! MK 0.96 NL 1.17 OV 0.89 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 1.10 LA 1.02 ! MK 1.07 NL 1.12 OV 0.91 PT 0.91 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.054507Jy sigma=0.470221 ! Fit after self-cal, rms=0.053319Jy sigma=0.462374 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=1.597 mas, bpa=14.13 degrees ! Estimated noise=0.593551 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 (4.4, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202899 Jy ! Component: 100 - total flux cleaned = 0.00325069 Jy ! Component: 150 - total flux cleaned = 0.00351933 Jy ! Component: 200 - total flux cleaned = 0.00352063 Jy ! Total flux subtracted in 200 components = 0.00352063 Jy ! Clean residual min=-0.001140 max=0.001169 Jy/beam ! Clean residual mean=0.000004 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.113777 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 70 components and 0.113777 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=0.053228Jy sigma=0.461521 ! Fit after self-cal, rms=0.053260Jy sigma=0.461313 ! 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=0.053260Jy sigma=0.461313 ! Fit after self-cal, rms=0.053471Jy sigma=0.459520 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9977 mas, bmaj=1.589 mas, bpa=13.94 degrees ! Estimated noise=0.593678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000839635 Jy ! Component: 100 - total flux cleaned = 0.00102136 Jy ! Component: 150 - total flux cleaned = 0.00108615 Jy ! Component: 200 - total flux cleaned = 0.00112327 Jy ! Total flux subtracted in 200 components = 0.00112327 Jy ! Clean residual min=-0.001077 max=0.000993 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.114901 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 0.114901 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=0.053450Jy sigma=0.459331 ! Fit after self-cal, rms=0.053464Jy sigma=0.459287 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 = 0.000137386 Jy ! Component: 100 - total flux cleaned = 0.000185706 Jy ! Component: 150 - total flux cleaned = 0.000185444 Jy ! Component: 200 - total flux cleaned = 0.000199288 Jy ! Total flux subtracted in 200 components = 0.000199288 Jy ! Clean residual min=-0.001066 max=0.000988 Jy/beam ! Clean residual mean=0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.1151 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 97 components and 0.1151 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=0.053456Jy sigma=0.459217 ! Fit after self-cal, rms=0.053455Jy sigma=0.459214 ! 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=0.053455Jy sigma=0.459214 ! Fit after self-cal, rms=0.053445Jy sigma=0.459194 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9966 mas, bmaj=1.588 mas, bpa=13.92 degrees ! Estimated noise=0.593325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000157476 Jy ! Component: 100 - total flux cleaned = 0.000184711 Jy ! Component: 150 - total flux cleaned = 0.000184313 Jy ! Component: 200 - total flux cleaned = 0.000172518 Jy ! Total flux subtracted in 200 components = 0.000172518 Jy ! Clean residual min=-0.001066 max=0.000994 Jy/beam ! Clean residual mean=0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.115272 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 101 components and 0.115272 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=0.053439Jy sigma=0.459143 ! Fit after self-cal, rms=0.053440Jy sigma=0.459140 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 = -3.17088e-06 Jy ! Component: 100 - total flux cleaned = 7.29566e-06 Jy ! Component: 150 - total flux cleaned = -1.30038e-05 Jy ! Component: 200 - total flux cleaned = -3.18638e-05 Jy ! Total flux subtracted in 200 components = -3.18638e-05 Jy ! Clean residual min=-0.001070 max=0.000988 Jy/beam ! Clean residual mean=0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.115241 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 110 components and 0.11524 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=0.053436Jy sigma=0.459111 ! Fit after self-cal, rms=0.053435Jy sigma=0.459109 ! 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=0.053435Jy sigma=0.459109 ! Fit after self-cal, rms=0.053399Jy sigma=0.459105 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.364 mas, bmaj=2.949 mas, bpa=22.51 degrees ! Estimated noise=0.724888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000175183 Jy ! Component: 100 - total flux cleaned = -0.000220725 Jy ! Component: 150 - total flux cleaned = -0.000250305 Jy ! Component: 200 - total flux cleaned = -0.000276614 Jy ! Total flux subtracted in 200 components = -0.000276614 Jy ! Clean residual min=-0.001071 max=0.001185 Jy/beam ! Clean residual mean=0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.114964 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 120 components and 0.114964 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=0.053398Jy sigma=0.459090 ! Fit after self-cal, rms=0.053398Jy sigma=0.459086 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 (-50, 33.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000317415 Jy ! Component: 100 - total flux cleaned = 0.000315852 Jy ! Component: 150 - total flux cleaned = 0.000371129 Jy ! Component: 200 - total flux cleaned = 0.000372155 Jy ! Total flux subtracted in 200 components = 0.000372155 Jy ! Clean residual min=-0.000883 max=0.000885 Jy/beam ! Clean residual mean=0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.115336 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 145 components and 0.115336 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=0.053376Jy sigma=0.458888 ! Fit after self-cal, rms=0.053372Jy sigma=0.458861 ! 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=0.996 mas, bmaj=1.589 mas, bpa=13.88 degrees ! Estimated noise=0.592994 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.996 x 1.589 at 13.88 degrees (North through East) ! Clean map min=-0.00099082 max=0.086402 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=0.762 mas, bmaj=1.275 mas, bpa=14.29 degrees ! Estimated noise=1.20062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0678113 Jy ! Component: 100 - total flux cleaned = 0.0872609 Jy ! Component: 150 - total flux cleaned = 0.0955696 Jy ! Component: 200 - total flux cleaned = 0.100795 Jy ! Total flux subtracted in 200 components = 0.100795 Jy ! Clean residual min=-0.003065 max=0.003181 Jy/beam ! Clean residual mean=0.000003 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.100795 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 0.100795 Jy ! Inverting map and beam ! Estimated beam: bmin=0.996 mas, bmaj=1.589 mas, bpa=13.88 degrees ! Estimated noise=0.592994 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 = 0.0040148 Jy ! Component: 100 - total flux cleaned = 0.00653438 Jy ! Component: 150 - total flux cleaned = 0.00840945 Jy ! Component: 200 - total flux cleaned = 0.00961728 Jy ! Total flux subtracted in 200 components = 0.00961728 Jy ! Clean residual min=-0.001256 max=0.001101 Jy/beam ! Clean residual mean=0.000002 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.110413 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 55 components and 0.110413 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=2.364 mas, bmaj=2.949 mas, bpa=22.51 degrees ! Estimated noise=0.724888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179676 Jy ! Component: 100 - total flux cleaned = 0.00274336 Jy ! Component: 150 - total flux cleaned = 0.00312738 Jy ! Component: 200 - total flux cleaned = 0.00344916 Jy ! Total flux subtracted in 200 components = 0.00344916 Jy ! Clean residual min=-0.001007 max=0.000945 Jy/beam ! Clean residual mean=0.000002 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.113862 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 = 0.000189053 Jy ! Component: 100 - total flux cleaned = 0.000352052 Jy ! Component: 150 - total flux cleaned = 0.000493683 Jy ! Component: 200 - total flux cleaned = 0.000618211 Jy ! Total flux subtracted in 200 components = 0.000618211 Jy ! Clean residual min=-0.000922 max=0.000947 Jy/beam ! Clean residual mean=0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.11448 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 134 components and 0.11448 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.996 mas, bmaj=1.589 mas, bpa=13.88 degrees ! Estimated noise=0.592994 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000262585 Jy ! Component: 100 - total flux cleaned = -0.000263192 Jy ! Component: 150 - total flux cleaned = -0.000239802 Jy ! Component: 200 - total flux cleaned = -0.000174263 Jy ! Total flux subtracted in 200 components = -0.000174263 Jy ! Clean residual min=-0.001069 max=0.000922 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.114306 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 152 components and 0.114306 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=0.053382Jy sigma=0.458912 ! Fit after self-cal, rms=0.053374Jy sigma=0.458857 wmodel J0656+4237_X_map.mod ! Writing 152 model components to file: J0656+4237_X_map.mod wobs J0656+4237_X_uvs.fits ! Writing UV FITS file: J0656+4237_X_uvs.fits wwins J0656+4237_X_map.win ! wwins: Wrote 4 windows to J0656+4237_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 = -0.000382611 Jy ! Component: 100 - total flux cleaned = -0.00059003 Jy ! Component: 150 - total flux cleaned = -0.000789373 Jy ! Component: 200 - total flux cleaned = -0.000934088 Jy ! Component: 250 - total flux cleaned = -0.00101222 Jy ! Component: 300 - total flux cleaned = -0.00105812 Jy ! Component: 350 - total flux cleaned = -0.00114721 Jy ! Component: 400 - total flux cleaned = -0.00123441 Jy ! Component: 450 - total flux cleaned = -0.00133395 Jy ! Component: 500 - total flux cleaned = -0.00137597 Jy ! Component: 550 - total flux cleaned = -0.0014451 Jy ! Component: 600 - total flux cleaned = -0.00152678 Jy ! Component: 650 - total flux cleaned = -0.00159388 Jy ! Component: 700 - total flux cleaned = -0.00163345 Jy ! Component: 750 - total flux cleaned = -0.00167257 Jy ! Component: 800 - total flux cleaned = -0.00168542 Jy ! Component: 850 - total flux cleaned = -0.00168531 Jy ! Component: 900 - total flux cleaned = -0.00169791 Jy ! Component: 950 - total flux cleaned = -0.00171022 Jy ! Component: 1000 - total flux cleaned = -0.00171006 Jy ! Component: 1050 - total flux cleaned = -0.00171013 Jy ! Component: 1100 - total flux cleaned = -0.00174627 Jy ! Component: 1150 - total flux cleaned = -0.00173434 Jy ! Component: 1200 - total flux cleaned = -0.00171095 Jy ! Component: 1250 - total flux cleaned = -0.0017227 Jy ! Component: 1300 - total flux cleaned = -0.00173412 Jy ! Component: 1350 - total flux cleaned = -0.00175695 Jy ! Component: 1400 - total flux cleaned = -0.00175699 Jy ! Component: 1450 - total flux cleaned = -0.00173466 Jy ! Component: 1500 - total flux cleaned = -0.00180146 Jy ! Component: 1550 - total flux cleaned = -0.00175732 Jy ! Component: 1600 - total flux cleaned = -0.00179029 Jy ! Component: 1650 - total flux cleaned = -0.00183356 Jy ! Component: 1700 - total flux cleaned = -0.0018121 Jy ! Component: 1750 - total flux cleaned = -0.00179086 Jy ! Component: 1800 - total flux cleaned = -0.00182271 Jy ! Component: 1850 - total flux cleaned = -0.0018228 Jy ! Component: 1900 - total flux cleaned = -0.00182287 Jy ! Component: 1950 - total flux cleaned = -0.00181275 Jy ! Component: 2000 - total flux cleaned = -0.00183336 Jy ! Component: 2050 - total flux cleaned = -0.00184358 Jy ! Component: 2100 - total flux cleaned = -0.00184357 Jy ! Component: 2150 - total flux cleaned = -0.00186362 Jy ! Component: 2200 - total flux cleaned = -0.00185363 Jy ! Component: 2250 - total flux cleaned = -0.00183393 Jy ! Component: 2300 - total flux cleaned = -0.00179455 Jy ! Component: 2350 - total flux cleaned = -0.00179463 Jy ! Component: 2400 - total flux cleaned = -0.0017946 Jy ! Component: 2450 - total flux cleaned = -0.00179463 Jy ! Component: 2500 - total flux cleaned = -0.0017947 Jy ! Component: 2550 - total flux cleaned = -0.00182317 Jy ! Component: 2600 - total flux cleaned = -0.00182316 Jy ! Component: 2650 - total flux cleaned = -0.00183255 Jy ! Component: 2700 - total flux cleaned = -0.00181404 Jy ! Component: 2750 - total flux cleaned = -0.00183272 Jy ! Component: 2800 - total flux cleaned = -0.00184191 Jy ! Component: 2850 - total flux cleaned = -0.00184187 Jy ! Component: 2900 - total flux cleaned = -0.00183267 Jy ! Component: 2950 - total flux cleaned = -0.00180546 Jy ! Component: 3000 - total flux cleaned = -0.00181441 Jy ! Component: 3050 - total flux cleaned = -0.00181443 Jy ! Component: 3100 - total flux cleaned = -0.0017876 Jy ! Component: 3150 - total flux cleaned = -0.00178764 Jy ! Component: 3200 - total flux cleaned = -0.00177883 Jy ! Component: 3250 - total flux cleaned = -0.00175248 Jy ! Component: 3300 - total flux cleaned = -0.00172634 Jy ! Component: 3350 - total flux cleaned = -0.00172629 Jy ! Component: 3400 - total flux cleaned = -0.0017177 Jy ! Component: 3450 - total flux cleaned = -0.001692 Jy ! Component: 3500 - total flux cleaned = -0.00167492 Jy ! Component: 3550 - total flux cleaned = -0.00169189 Jy ! Component: 3600 - total flux cleaned = -0.00166653 Jy ! Component: 3650 - total flux cleaned = -0.00165808 Jy ! Component: 3700 - total flux cleaned = -0.00164977 Jy ! Component: 3750 - total flux cleaned = -0.0016664 Jy ! Component: 3800 - total flux cleaned = -0.00164164 Jy ! Component: 3850 - total flux cleaned = -0.00163348 Jy ! Component: 3900 - total flux cleaned = -0.0016252 Jy ! Component: 3950 - total flux cleaned = -0.00164157 Jy ! Component: 4000 - total flux cleaned = -0.00160899 Jy ! Component: 4050 - total flux cleaned = -0.0016171 Jy ! Total flux subtracted in 4096 components = -0.00161714 Jy ! Clean residual min=-0.000457 max=0.000511 Jy/beam ! Clean residual mean=0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.112689 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 438 components and 0.112688 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0656+4237_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.996 x 1.589 at 13.88 degrees (North through East) ! Clean map min=-0.00080476 max=0.086492 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0656+4237_X_map.fits wmodel /image_prod/ug002_uva//J0656+4237_X_map.mod ! Writing 438 model components to file: /image_prod/ug002_uva//J0656+4237_X_map.mod wobs /image_prod/ug002_uva//J0656+4237_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0656+4237_X_uvs.fits wwins /image_prod/ug002_uva//J0656+4237_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0656+4237_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0864924 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131532 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.456221 0.456221 0.912442 1.82488 3.64977 7.29953 14.5991 29.1981 58.3963 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 657.576 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0656+4237_X_dfm.log closed on Wed Mar 4 21:35:47 2020