! Started logfile: /image_prod/ug002_uva//J1027+4803_X_dfm.log on Wed Mar 4 23:34:29 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//J1027+4803_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1027+4803_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.834722 visibilities/baseline/integration-bin. ! Found source: J1027+4803 ! ! 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 21636 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 J1027+4803_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 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008378Jy sigma=9.527814 ! Fit after self-cal, rms=0.847126Jy sigma=8.002865 ! 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=0.8238 mas, bmaj=1.462 mas, bpa=-26.25 degrees ! Estimated noise=1.04743 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 = 0.114627 Jy ! Component: 100 - total flux cleaned = 0.142024 Jy ! Total flux subtracted in 100 components = 0.142024 Jy ! Clean residual min=-0.005636 max=0.010558 Jy/beam ! Clean residual mean=-0.000016 rms=0.001339 Jy/beam ! Combined flux in latest and established models = 0.142024 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.142024 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=0.060913Jy sigma=0.548193 ! Fit after self-cal, rms=0.060912Jy sigma=0.548104 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118151 Jy ! Component: 100 - total flux cleaned = 0.0185436 Jy ! Total flux subtracted in 100 components = 0.0185436 Jy ! Clean residual min=-0.004599 max=0.004975 Jy/beam ! Clean residual mean=-0.000011 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.160567 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.160567 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=0.057677Jy sigma=0.516717 ! Fit after self-cal, rms=0.057678Jy sigma=0.516591 ! 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=1.118 mas, bmaj=1.758 mas, bpa=-24.15 degrees ! Estimated noise=0.51559 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 (1.6, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00791386 Jy ! Component: 100 - total flux cleaned = 0.0130387 Jy ! Component: 150 - total flux cleaned = 0.0166288 Jy ! Component: 200 - total flux cleaned = 0.0192212 Jy ! Total flux subtracted in 200 components = 0.0192212 Jy ! Clean residual min=-0.004733 max=0.004948 Jy/beam ! Clean residual mean=-0.000021 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 0.179788 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 43 components and 0.179788 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=0.056388Jy sigma=0.504159 ! Fit after self-cal, rms=0.056316Jy sigma=0.503427 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.118 x 1.758 at -24.15 degrees (North through East) ! Clean map min=-0.0045826 max=0.15218 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.01 KP 1.07 ! LA 0.99 MK 1.03 NL 1.10 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.99 KP 1.05 ! LA 0.96 MK 1.03 NL 1.12 OV 0.90 ! PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.96 KP 1.04 ! LA 1.00 MK 1.04 NL 1.12 OV 0.92 ! PT 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.02 KP 1.05 ! LA 1.00 MK 1.03 NL 1.09 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.03 KP 1.05 ! LA 0.97 MK 1.00 NL 1.12 OV 0.91 ! PT 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.01 KP 1.07 ! LA 1.00 MK 1.01 NL 1.12 OV 0.91 ! PT 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.99 KP 1.05 ! LA 0.99 MK 1.05 NL 1.10 OV 0.91 ! PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.03 KP 1.04 ! LA 1.00 MK 1.03 NL 1.10 OV 0.92 ! PT 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.00 KP 1.05 ! LA 0.99 MK 1.03 NL 1.11 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.00 KP 1.04 ! LA 1.00 MK 1.03 NL 1.10 OV 0.90 ! PT 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.97 KP 1.05 ! LA 1.00 MK 1.02 NL 1.12 OV 0.89 ! PT 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.98 KP 1.06 ! LA 0.97 MK 1.01 NL 1.14 OV 0.91 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.056316Jy sigma=0.503427 ! Fit after self-cal, rms=0.053678Jy sigma=0.486502 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.131 mas, bmaj=1.767 mas, bpa=-23.92 degrees ! Estimated noise=0.512623 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 = -0.000329101 Jy ! Component: 100 - total flux cleaned = -0.000419982 Jy ! Component: 150 - total flux cleaned = -0.000529547 Jy ! Component: 200 - total flux cleaned = -0.000524506 Jy ! Total flux subtracted in 200 components = -0.000524506 Jy ! Clean residual min=-0.001647 max=0.001465 Jy/beam ! Clean residual mean=-0.000002 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.179264 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.179264 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=0.053593Jy sigma=0.485661 ! Fit after self-cal, rms=0.053608Jy sigma=0.485481 ! 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=0.053608Jy sigma=0.485481 ! Fit after self-cal, rms=0.053491Jy sigma=0.483292 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.131 mas, bmaj=1.771 mas, bpa=-24.11 degrees ! Estimated noise=0.51227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000167654 Jy ! Component: 100 - total flux cleaned = -0.000266239 Jy ! Component: 150 - total flux cleaned = -0.000323394 Jy ! Component: 200 - total flux cleaned = -0.000388441 Jy ! Total flux subtracted in 200 components = -0.000388441 Jy ! Clean residual min=-0.001208 max=0.001248 Jy/beam ! Clean residual mean=-0.000002 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.178876 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 0.178876 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=0.053453Jy sigma=0.482931 ! Fit after self-cal, rms=0.053456Jy sigma=0.482894 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 = -0.000125011 Jy ! Component: 100 - total flux cleaned = -0.000143266 Jy ! Component: 150 - total flux cleaned = -0.000143174 Jy ! Component: 200 - total flux cleaned = -0.00017368 Jy ! Total flux subtracted in 200 components = -0.00017368 Jy ! Clean residual min=-0.001179 max=0.001201 Jy/beam ! Clean residual mean=-0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.178702 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 73 components and 0.178702 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=0.053444Jy sigma=0.482788 ! Fit after self-cal, rms=0.053443Jy sigma=0.482780 ! 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=0.053443Jy sigma=0.482780 ! Fit after self-cal, rms=0.053398Jy sigma=0.482693 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.132 mas, bmaj=1.773 mas, bpa=-24.05 degrees ! Estimated noise=0.511627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000446668 Jy ! Component: 100 - total flux cleaned = -0.000608055 Jy ! Component: 150 - total flux cleaned = -0.000706944 Jy ! Component: 200 - total flux cleaned = -0.000749427 Jy ! Total flux subtracted in 200 components = -0.000749427 Jy ! Clean residual min=-0.001158 max=0.001165 Jy/beam ! Clean residual mean=-0.000002 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.177952 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 73 components and 0.177952 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=0.053385Jy sigma=0.482566 ! Fit after self-cal, rms=0.053385Jy sigma=0.482559 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 = -0.000109642 Jy ! Component: 100 - total flux cleaned = -0.000122189 Jy ! Component: 150 - total flux cleaned = -0.000156221 Jy ! Component: 200 - total flux cleaned = -0.000156273 Jy ! Total flux subtracted in 200 components = -0.000156273 Jy ! Clean residual min=-0.001154 max=0.001145 Jy/beam ! Clean residual mean=-0.000002 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.177796 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 0.177796 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=0.053380Jy sigma=0.482514 ! Fit after self-cal, rms=0.053380Jy sigma=0.482510 ! 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=0.053380Jy sigma=0.482510 ! Fit after self-cal, rms=0.053369Jy sigma=0.482476 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.416 mas, bmaj=2.584 mas, bpa=-1.388 degrees ! Estimated noise=0.602204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000510553 Jy ! Component: 100 - total flux cleaned = -0.000772573 Jy ! Component: 150 - total flux cleaned = -0.00082006 Jy ! Component: 200 - total flux cleaned = -0.000831092 Jy ! Total flux subtracted in 200 components = -0.000831092 Jy ! Clean residual min=-0.001179 max=0.001244 Jy/beam ! Clean residual mean=-0.000004 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.176965 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 81 components and 0.176965 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=0.053365Jy sigma=0.482430 ! Fit after self-cal, rms=0.053365Jy sigma=0.482427 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 = -3.14181e-05 Jy ! Component: 100 - total flux cleaned = -3.14216e-05 Jy ! Component: 150 - total flux cleaned = -3.13457e-05 Jy ! Component: 200 - total flux cleaned = -3.12893e-05 Jy ! Total flux subtracted in 200 components = -3.12893e-05 Jy ! Clean residual min=-0.001183 max=0.001232 Jy/beam ! Clean residual mean=-0.000004 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.176934 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 87 components and 0.176934 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=0.053364Jy sigma=0.482418 ! Fit after self-cal, rms=0.053364Jy sigma=0.482417 ! 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=1.133 mas, bmaj=1.775 mas, bpa=-24.03 degrees ! Estimated noise=0.511153 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.133 x 1.775 at -24.03 degrees (North through East) ! Clean map min=-0.0010784 max=0.15146 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=0.8343 mas, bmaj=1.477 mas, bpa=-26.34 degrees ! Estimated noise=1.05107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.114885 Jy ! Component: 100 - total flux cleaned = 0.142073 Jy ! Component: 150 - total flux cleaned = 0.153048 Jy ! Component: 200 - total flux cleaned = 0.159609 Jy ! Total flux subtracted in 200 components = 0.159609 Jy ! Clean residual min=-0.002518 max=0.003529 Jy/beam ! Clean residual mean=-0.000006 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.159609 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.159609 Jy ! Inverting map and beam ! Estimated beam: bmin=1.133 mas, bmaj=1.775 mas, bpa=-24.03 degrees ! Estimated noise=0.511153 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 = 0.00623338 Jy ! Component: 100 - total flux cleaned = 0.00978516 Jy ! Component: 150 - total flux cleaned = 0.0119617 Jy ! Component: 200 - total flux cleaned = 0.0134114 Jy ! Total flux subtracted in 200 components = 0.0134114 Jy ! Clean residual min=-0.001270 max=0.001191 Jy/beam ! Clean residual mean=-0.000005 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.17302 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 42 components and 0.17302 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=2.416 mas, bmaj=2.584 mas, bpa=-1.388 degrees ! Estimated noise=0.602204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139016 Jy ! Component: 100 - total flux cleaned = 0.00220931 Jy ! Component: 150 - total flux cleaned = 0.00274686 Jy ! Component: 200 - total flux cleaned = 0.00311537 Jy ! Total flux subtracted in 200 components = 0.00311537 Jy ! Clean residual min=-0.001200 max=0.001198 Jy/beam ! Clean residual mean=-0.000005 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.176136 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 = 0.000186589 Jy ! Component: 100 - total flux cleaned = 0.000269071 Jy ! Component: 150 - total flux cleaned = 0.000349841 Jy ! Component: 200 - total flux cleaned = 0.00039341 Jy ! Total flux subtracted in 200 components = 0.00039341 Jy ! Clean residual min=-0.001197 max=0.001210 Jy/beam ! Clean residual mean=-0.000005 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.176529 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 78 components and 0.176529 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.133 mas, bmaj=1.775 mas, bpa=-24.03 degrees ! Estimated noise=0.511153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.12239e-05 Jy ! Component: 100 - total flux cleaned = 8.05035e-05 Jy ! Component: 150 - total flux cleaned = 9.38337e-05 Jy ! Component: 200 - total flux cleaned = 0.000105917 Jy ! Total flux subtracted in 200 components = 0.000105917 Jy ! Clean residual min=-0.001158 max=0.001114 Jy/beam ! Clean residual mean=-0.000003 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.176635 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 91 components and 0.176635 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=0.053367Jy sigma=0.482441 ! Fit after self-cal, rms=0.053361Jy sigma=0.482419 wmodel J1027+4803_X_map.mod ! Writing 91 model components to file: J1027+4803_X_map.mod wobs J1027+4803_X_uvs.fits ! Writing UV FITS file: J1027+4803_X_uvs.fits wwins J1027+4803_X_map.win ! wwins: Wrote 2 windows to J1027+4803_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 = -0.000175124 Jy ! Component: 100 - total flux cleaned = -0.000194121 Jy ! Component: 150 - total flux cleaned = -0.000230233 Jy ! Component: 200 - total flux cleaned = -0.000282159 Jy ! Component: 250 - total flux cleaned = -0.000298537 Jy ! Component: 300 - total flux cleaned = -0.000250323 Jy ! Component: 350 - total flux cleaned = -0.000266347 Jy ! Component: 400 - total flux cleaned = -0.000190357 Jy ! Component: 450 - total flux cleaned = -0.000175754 Jy ! Component: 500 - total flux cleaned = -0.000103183 Jy ! Component: 550 - total flux cleaned = -8.92709e-05 Jy ! Component: 600 - total flux cleaned = -0.000103064 Jy ! Component: 650 - total flux cleaned = -0.000102984 Jy ! Component: 700 - total flux cleaned = -7.60186e-05 Jy ! Component: 750 - total flux cleaned = -8.89857e-05 Jy ! Component: 800 - total flux cleaned = -8.85464e-05 Jy ! Component: 850 - total flux cleaned = -4.97951e-05 Jy ! Component: 900 - total flux cleaned = -3.71566e-05 Jy ! Component: 950 - total flux cleaned = -7.46247e-05 Jy ! Component: 1000 - total flux cleaned = -8.68139e-05 Jy ! Component: 1050 - total flux cleaned = -7.44337e-05 Jy ! Component: 1100 - total flux cleaned = -5.05191e-05 Jy ! Component: 1150 - total flux cleaned = -5.07031e-05 Jy ! Component: 1200 - total flux cleaned = -6.23158e-05 Jy ! Component: 1250 - total flux cleaned = -6.23053e-05 Jy ! Component: 1300 - total flux cleaned = -6.22374e-05 Jy ! Component: 1350 - total flux cleaned = -6.23247e-05 Jy ! Component: 1400 - total flux cleaned = -9.5769e-05 Jy ! Component: 1450 - total flux cleaned = -9.58421e-05 Jy ! Component: 1500 - total flux cleaned = -0.000128433 Jy ! Component: 1550 - total flux cleaned = -0.000106862 Jy ! Component: 1600 - total flux cleaned = -0.000106834 Jy ! Component: 1650 - total flux cleaned = -0.000127994 Jy ! Component: 1700 - total flux cleaned = -0.000138496 Jy ! Component: 1750 - total flux cleaned = -0.000169541 Jy ! Component: 1800 - total flux cleaned = -0.000169466 Jy ! Component: 1850 - total flux cleaned = -0.000149204 Jy ! Component: 1900 - total flux cleaned = -0.000199282 Jy ! Component: 1950 - total flux cleaned = -0.000209286 Jy ! Component: 2000 - total flux cleaned = -0.000199264 Jy ! Component: 2050 - total flux cleaned = -0.000208857 Jy ! Component: 2100 - total flux cleaned = -0.000179831 Jy ! Component: 2150 - total flux cleaned = -0.000189273 Jy ! Component: 2200 - total flux cleaned = -0.000170109 Jy ! Component: 2250 - total flux cleaned = -0.000170101 Jy ! Component: 2300 - total flux cleaned = -0.000179358 Jy ! Component: 2350 - total flux cleaned = -0.000197794 Jy ! Component: 2400 - total flux cleaned = -0.000197689 Jy ! Component: 2450 - total flux cleaned = -0.000197601 Jy ! Component: 2500 - total flux cleaned = -0.000197544 Jy ! Component: 2550 - total flux cleaned = -0.000170706 Jy ! Component: 2600 - total flux cleaned = -0.000126318 Jy ! Component: 2650 - total flux cleaned = -0.000108784 Jy ! Component: 2700 - total flux cleaned = -0.000117428 Jy ! Component: 2750 - total flux cleaned = -7.42178e-05 Jy ! Component: 2800 - total flux cleaned = -5.70557e-05 Jy ! Component: 2850 - total flux cleaned = -7.39425e-05 Jy ! Component: 2900 - total flux cleaned = -6.25942e-06 Jy ! Component: 2950 - total flux cleaned = 1.89029e-05 Jy ! Component: 3000 - total flux cleaned = 3.56343e-05 Jy ! Component: 3050 - total flux cleaned = 6.04717e-05 Jy ! Component: 3100 - total flux cleaned = 0.000117901 Jy ! Component: 3150 - total flux cleaned = 0.000101413 Jy ! Component: 3200 - total flux cleaned = 0.000117625 Jy ! Component: 3250 - total flux cleaned = 0.000149778 Jy ! Component: 3300 - total flux cleaned = 0.000157717 Jy ! Component: 3350 - total flux cleaned = 0.000189438 Jy ! Component: 3400 - total flux cleaned = 0.000212988 Jy ! Component: 3450 - total flux cleaned = 0.000213049 Jy ! Component: 3500 - total flux cleaned = 0.000244046 Jy ! Component: 3550 - total flux cleaned = 0.000267139 Jy ! Component: 3600 - total flux cleaned = 0.000259437 Jy ! Component: 3650 - total flux cleaned = 0.000274653 Jy ! Component: 3700 - total flux cleaned = 0.000282173 Jy ! Component: 3750 - total flux cleaned = 0.000304749 Jy ! Component: 3800 - total flux cleaned = 0.000312206 Jy ! Component: 3850 - total flux cleaned = 0.00032695 Jy ! Component: 3900 - total flux cleaned = 0.000356421 Jy ! Component: 3950 - total flux cleaned = 0.000334442 Jy ! Component: 4000 - total flux cleaned = 0.000319899 Jy ! Component: 4050 - total flux cleaned = 0.000319923 Jy ! Total flux subtracted in 4096 components = 0.000312772 Jy ! Clean residual min=-0.000420 max=0.000421 Jy/beam ! Clean residual mean=-0.000001 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.176948 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 397 components and 0.176948 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1027+4803_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.133 x 1.775 at -24.03 degrees (North through East) ! Clean map min=-0.00095185 max=0.1516 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1027+4803_X_map.fits wmodel /image_prod/ug002_uva//J1027+4803_X_map.mod ! Writing 397 model components to file: /image_prod/ug002_uva//J1027+4803_X_map.mod wobs /image_prod/ug002_uva//J1027+4803_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1027+4803_X_uvs.fits wwins /image_prod/ug002_uva//J1027+4803_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1027+4803_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.1516 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123262 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.243922 0.243922 0.487845 0.97569 1.95138 3.90276 7.80552 15.611 31.2221 62.4441 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.151 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1229.9 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1027+4803_X_dfm.log closed on Wed Mar 4 23:34:34 2020