! Started logfile: /image_prod/ug002_uva//J0551+3751_X_dfm.log on Wed Mar 4 21:00:50 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//J0551+3751_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0551+3751_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.958025 visibilities/baseline/integration-bin. ! Found source: J0551+3751 ! ! 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 18624 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 J0551+3751_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015933Jy sigma=9.077156 ! Fit after self-cal, rms=0.803032Jy sigma=7.171755 ! 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=0.733 mas, bmaj=1.262 mas, bpa=1.898 degrees ! Estimated noise=1.14067 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 = 0.152106 Jy ! Component: 100 - total flux cleaned = 0.187293 Jy ! Total flux subtracted in 100 components = 0.187293 Jy ! Clean residual min=-0.004625 max=0.013023 Jy/beam ! Clean residual mean=0.000003 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 0.187293 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.187293 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=0.058011Jy sigma=0.491596 ! Fit after self-cal, rms=0.058009Jy sigma=0.491520 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133315 Jy ! Component: 100 - total flux cleaned = 0.0191755 Jy ! Total flux subtracted in 100 components = 0.0191755 Jy ! Clean residual min=-0.004308 max=0.004287 Jy/beam ! Clean residual mean=0.000001 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.206469 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.206469 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=0.054889Jy sigma=0.463862 ! Fit after self-cal, rms=0.054878Jy sigma=0.463644 ! 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=0.923 mas, bmaj=1.535 mas, bpa=1.631 degrees ! Estimated noise=0.589489 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 = 0.00305333 Jy ! Component: 100 - total flux cleaned = 0.00426511 Jy ! Component: 150 - total flux cleaned = 0.00443579 Jy ! Component: 200 - total flux cleaned = 0.00454495 Jy ! Total flux subtracted in 200 components = 0.00454495 Jy ! Clean residual min=-0.004182 max=0.003796 Jy/beam ! Clean residual mean=-0.000000 rms=0.000860 Jy/beam ! Combined flux in latest and established models = 0.211014 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.211014 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=0.054697Jy sigma=0.462564 ! Fit after self-cal, rms=0.054692Jy sigma=0.462489 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.923 x 1.535 at 1.631 degrees (North through East) ! Clean map min=-0.0040156 max=0.19677 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 0.99 KP 1.09 ! LA 1.04 MK 0.99 OV 0.95 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 1.05 KP 1.06 ! LA 1.05 MK 0.99 OV 0.93 PT 0.91 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.01 KP 1.06 ! LA 1.07 MK 0.99 OV 0.94 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.02 KP 1.07 ! LA 1.05 MK 1.00 OV 0.94 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.00 KP 1.07 ! LA 1.05 MK 1.02 OV 0.94 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.99 KP 1.07 ! LA 1.03 MK 1.00 OV 0.92 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.00 KP 1.05 ! LA 1.06 MK 1.02 OV 0.91 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.98 KP 1.08 ! LA 1.03 MK 1.03 OV 0.93 PT 0.89 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.00 KP 1.04 ! LA 1.02 MK 1.00 OV 0.91 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.01 KP 1.05 ! LA 1.03 MK 1.02 OV 0.92 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.99 KP 1.07 ! LA 1.01 MK 1.04 OV 0.93 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.01 KP 1.07 ! LA 1.00 MK 1.05 OV 0.93 PT 0.89 ! SC 1.05 ! ! ! Fit before self-cal, rms=0.054692Jy sigma=0.462489 ! Fit after self-cal, rms=0.052913Jy sigma=0.445435 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9266 mas, bmaj=1.541 mas, bpa=1.685 degrees ! Estimated noise=0.589816 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 (3, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219344 Jy ! Component: 100 - total flux cleaned = 0.00264102 Jy ! Component: 150 - total flux cleaned = 0.0026861 Jy ! Component: 200 - total flux cleaned = 0.0027541 Jy ! Total flux subtracted in 200 components = 0.0027541 Jy ! Clean residual min=-0.001737 max=0.001879 Jy/beam ! Clean residual mean=0.000004 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.213768 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 0.213768 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=0.052788Jy sigma=0.444400 ! Fit after self-cal, rms=0.052778Jy sigma=0.444220 ! 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=0.052778Jy sigma=0.444220 ! Fit after self-cal, rms=0.052686Jy sigma=0.440374 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9241 mas, bmaj=1.538 mas, bpa=1.867 degrees ! Estimated noise=0.58936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000279 Jy ! Component: 100 - total flux cleaned = 0.000390525 Jy ! Component: 150 - total flux cleaned = 0.000372987 Jy ! Component: 200 - total flux cleaned = 0.00035685 Jy ! Total flux subtracted in 200 components = 0.00035685 Jy ! Clean residual min=-0.001163 max=0.001310 Jy/beam ! Clean residual mean=-0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.214125 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 52 components and 0.214125 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=0.052668Jy sigma=0.440237 ! Fit after self-cal, rms=0.052676Jy sigma=0.440210 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 (5, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000775722 Jy ! Component: 100 - total flux cleaned = 0.000771888 Jy ! Component: 150 - total flux cleaned = 0.000790983 Jy ! Component: 200 - total flux cleaned = 0.000772212 Jy ! Total flux subtracted in 200 components = 0.000772212 Jy ! Clean residual min=-0.001161 max=0.001071 Jy/beam ! Clean residual mean=-0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.214897 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 65 components and 0.214897 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=0.052644Jy sigma=0.439957 ! Fit after self-cal, rms=0.052642Jy sigma=0.439950 ! 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=0.052642Jy sigma=0.439950 ! Fit after self-cal, rms=0.052668Jy sigma=0.439933 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9246 mas, bmaj=1.538 mas, bpa=1.848 degrees ! Estimated noise=0.589348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000145677 Jy ! Component: 100 - total flux cleaned = 0.000145932 Jy ! Component: 150 - total flux cleaned = 0.000162044 Jy ! Component: 200 - total flux cleaned = 0.000177271 Jy ! Total flux subtracted in 200 components = 0.000177271 Jy ! Clean residual min=-0.001126 max=0.001035 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.215074 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.215074 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=0.052657Jy sigma=0.439850 ! Fit after self-cal, rms=0.052657Jy sigma=0.439849 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 = 6.07868e-05 Jy ! Component: 100 - total flux cleaned = 6.09288e-05 Jy ! Component: 150 - total flux cleaned = 6.15391e-05 Jy ! Component: 200 - total flux cleaned = 6.17378e-05 Jy ! Total flux subtracted in 200 components = 6.17378e-05 Jy ! Clean residual min=-0.001106 max=0.001031 Jy/beam ! Clean residual mean=-0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.215136 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.215136 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=0.052650Jy sigma=0.439799 ! Fit after self-cal, rms=0.052650Jy sigma=0.439797 ! 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=0.052650Jy sigma=0.439797 ! Fit after self-cal, rms=0.052680Jy sigma=0.439793 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.311 mas, bmaj=2.721 mas, bpa=21.74 degrees ! Estimated noise=0.746748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000268914 Jy ! Component: 100 - total flux cleaned = 0.00027031 Jy ! Component: 150 - total flux cleaned = 0.000248707 Jy ! Component: 200 - total flux cleaned = 0.000257774 Jy ! Total flux subtracted in 200 components = 0.000257774 Jy ! Clean residual min=-0.001219 max=0.001249 Jy/beam ! Clean residual mean=-0.000000 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.215394 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 79 components and 0.215393 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=0.052678Jy sigma=0.439773 ! Fit after self-cal, rms=0.052678Jy sigma=0.439768 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 = 1.77281e-05 Jy ! Component: 100 - total flux cleaned = -2.81584e-08 Jy ! Component: 150 - total flux cleaned = 1.01739e-07 Jy ! Component: 200 - total flux cleaned = -9.36575e-09 Jy ! Total flux subtracted in 200 components = -9.36575e-09 Jy ! Clean residual min=-0.001216 max=0.001252 Jy/beam ! Clean residual mean=-0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.215393 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 89 components and 0.215393 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=0.052677Jy sigma=0.439759 ! Fit after self-cal, rms=0.052677Jy sigma=0.439757 ! 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=0.9249 mas, bmaj=1.538 mas, bpa=1.835 degrees ! Estimated noise=0.589504 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9249 x 1.538 at 1.835 degrees (North through East) ! Clean map min=-0.0010274 max=0.19652 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=0.7338 mas, bmaj=1.263 mas, bpa=2.093 degrees ! Estimated noise=1.14218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.15224 Jy ! Component: 100 - total flux cleaned = 0.187447 Jy ! Component: 150 - total flux cleaned = 0.20101 Jy ! Component: 200 - total flux cleaned = 0.206942 Jy ! Total flux subtracted in 200 components = 0.206942 Jy ! Clean residual min=-0.002360 max=0.002755 Jy/beam ! Clean residual mean=-0.000000 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.206942 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.206942 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9249 mas, bmaj=1.538 mas, bpa=1.835 degrees ! Estimated noise=0.589504 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 = 0.00315411 Jy ! Component: 100 - total flux cleaned = 0.00503956 Jy ! Component: 150 - total flux cleaned = 0.00635287 Jy ! Component: 200 - total flux cleaned = 0.00722 Jy ! Total flux subtracted in 200 components = 0.00722 Jy ! Clean residual min=-0.001172 max=0.001155 Jy/beam ! Clean residual mean=-0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.214162 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 30 components and 0.214162 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=2.311 mas, bmaj=2.721 mas, bpa=21.74 degrees ! Estimated noise=0.746748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000969768 Jy ! Component: 100 - total flux cleaned = 0.00104541 Jy ! Component: 150 - total flux cleaned = 0.00108266 Jy ! Component: 200 - total flux cleaned = 0.00111339 Jy ! Total flux subtracted in 200 components = 0.00111339 Jy ! Clean residual min=-0.001231 max=0.001275 Jy/beam ! Clean residual mean=-0.000000 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.215276 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 = 2.52786e-05 Jy ! Component: 100 - total flux cleaned = 2.55964e-05 Jy ! Component: 150 - total flux cleaned = 4.28481e-05 Jy ! Component: 200 - total flux cleaned = 6.57562e-05 Jy ! Total flux subtracted in 200 components = 6.57562e-05 Jy ! Clean residual min=-0.001197 max=0.001250 Jy/beam ! Clean residual mean=-0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.215342 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 63 components and 0.215342 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9249 mas, bmaj=1.538 mas, bpa=1.835 degrees ! Estimated noise=0.589504 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.95931e-05 Jy ! Component: 100 - total flux cleaned = -4.93571e-05 Jy ! Component: 150 - total flux cleaned = -1.23503e-05 Jy ! Component: 200 - total flux cleaned = 2.10126e-05 Jy ! Total flux subtracted in 200 components = 2.10126e-05 Jy ! Clean residual min=-0.001054 max=0.001081 Jy/beam ! Clean residual mean=-0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.215363 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 0.215363 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=0.052690Jy sigma=0.439850 ! Fit after self-cal, rms=0.052688Jy sigma=0.439823 wmodel J0551+3751_X_map.mod ! Writing 77 model components to file: J0551+3751_X_map.mod wobs J0551+3751_X_uvs.fits ! Writing UV FITS file: J0551+3751_X_uvs.fits wwins J0551+3751_X_map.win ! wwins: Wrote 3 windows to J0551+3751_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 = -9.81323e-05 Jy ! Component: 100 - total flux cleaned = -0.000191733 Jy ! Component: 150 - total flux cleaned = -0.000336046 Jy ! Component: 200 - total flux cleaned = -0.000474865 Jy ! Component: 250 - total flux cleaned = -0.000626175 Jy ! Component: 300 - total flux cleaned = -0.000773641 Jy ! Component: 350 - total flux cleaned = -0.000918073 Jy ! Component: 400 - total flux cleaned = -0.000996896 Jy ! Component: 450 - total flux cleaned = -0.00108964 Jy ! Component: 500 - total flux cleaned = -0.00118062 Jy ! Component: 550 - total flux cleaned = -0.00127031 Jy ! Component: 600 - total flux cleaned = -0.00135889 Jy ! Component: 650 - total flux cleaned = -0.00140278 Jy ! Component: 700 - total flux cleaned = -0.00148906 Jy ! Component: 750 - total flux cleaned = -0.00155995 Jy ! Component: 800 - total flux cleaned = -0.0016015 Jy ! Component: 850 - total flux cleaned = -0.00161532 Jy ! Component: 900 - total flux cleaned = -0.00165642 Jy ! Component: 950 - total flux cleaned = -0.00171065 Jy ! Component: 1000 - total flux cleaned = -0.0017374 Jy ! Component: 1050 - total flux cleaned = -0.00180362 Jy ! Component: 1100 - total flux cleaned = -0.00185615 Jy ! Component: 1150 - total flux cleaned = -0.00188213 Jy ! Component: 1200 - total flux cleaned = -0.00194625 Jy ! Component: 1250 - total flux cleaned = -0.00199705 Jy ! Component: 1300 - total flux cleaned = -0.00199709 Jy ! Component: 1350 - total flux cleaned = -0.00203444 Jy ! Component: 1400 - total flux cleaned = -0.00203447 Jy ! Component: 1450 - total flux cleaned = -0.00212035 Jy ! Component: 1500 - total flux cleaned = -0.00216892 Jy ! Component: 1550 - total flux cleaned = -0.00213302 Jy ! Component: 1600 - total flux cleaned = -0.00218101 Jy ! Component: 1650 - total flux cleaned = -0.00221652 Jy ! Component: 1700 - total flux cleaned = -0.00222832 Jy ! Component: 1750 - total flux cleaned = -0.00227488 Jy ! Component: 1800 - total flux cleaned = -0.00228641 Jy ! Component: 1850 - total flux cleaned = -0.00229773 Jy ! Component: 1900 - total flux cleaned = -0.0023546 Jy ! Component: 1950 - total flux cleaned = -0.00235467 Jy ! Component: 2000 - total flux cleaned = -0.00237692 Jy ! Component: 2050 - total flux cleaned = -0.00241027 Jy ! Component: 2100 - total flux cleaned = -0.00246522 Jy ! Component: 2150 - total flux cleaned = -0.00246514 Jy ! Component: 2200 - total flux cleaned = -0.00249768 Jy ! Component: 2250 - total flux cleaned = -0.00251931 Jy ! Component: 2300 - total flux cleaned = -0.00255159 Jy ! Component: 2350 - total flux cleaned = -0.00261536 Jy ! Component: 2400 - total flux cleaned = -0.00260471 Jy ! Component: 2450 - total flux cleaned = -0.0026257 Jy ! Component: 2500 - total flux cleaned = -0.00266737 Jy ! Component: 2550 - total flux cleaned = -0.00268809 Jy ! Component: 2600 - total flux cleaned = -0.00273935 Jy ! Component: 2650 - total flux cleaned = -0.00270873 Jy ! Component: 2700 - total flux cleaned = -0.00279999 Jy ! Component: 2750 - total flux cleaned = -0.00278992 Jy ! Component: 2800 - total flux cleaned = -0.00278985 Jy ! Component: 2850 - total flux cleaned = -0.00286956 Jy ! Component: 2900 - total flux cleaned = -0.00291901 Jy ! Component: 2950 - total flux cleaned = -0.00288955 Jy ! Component: 3000 - total flux cleaned = -0.00292862 Jy ! Component: 3050 - total flux cleaned = -0.00294813 Jy ! Component: 3100 - total flux cleaned = -0.00301579 Jy ! Component: 3150 - total flux cleaned = -0.00298691 Jy ! Component: 3200 - total flux cleaned = -0.00299651 Jy ! Component: 3250 - total flux cleaned = -0.00301553 Jy ! Component: 3300 - total flux cleaned = -0.0030155 Jy ! Component: 3350 - total flux cleaned = -0.00302491 Jy ! Component: 3400 - total flux cleaned = -0.00302488 Jy ! Component: 3450 - total flux cleaned = -0.00304338 Jy ! Component: 3500 - total flux cleaned = -0.00307113 Jy ! Component: 3550 - total flux cleaned = -0.00305273 Jy ! Component: 3600 - total flux cleaned = -0.00308013 Jy ! Component: 3650 - total flux cleaned = -0.00308923 Jy ! Component: 3700 - total flux cleaned = -0.00310733 Jy ! Component: 3750 - total flux cleaned = -0.00311629 Jy ! Component: 3800 - total flux cleaned = -0.00316997 Jy ! Component: 3850 - total flux cleaned = -0.00316108 Jy ! Component: 3900 - total flux cleaned = -0.00318767 Jy ! Component: 3950 - total flux cleaned = -0.00318757 Jy ! Component: 4000 - total flux cleaned = -0.00320505 Jy ! Component: 4050 - total flux cleaned = -0.0032572 Jy ! Total flux subtracted in 4096 components = -0.00327455 Jy ! Clean residual min=-0.000542 max=0.000570 Jy/beam ! Clean residual mean=-0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.212088 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 384 components and 0.212088 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0551+3751_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9249 x 1.538 at 1.835 degrees (North through East) ! Clean map min=-0.00072665 max=0.19628 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0551+3751_X_map.fits wmodel /image_prod/ug002_uva//J0551+3751_X_map.mod ! Writing 384 model components to file: /image_prod/ug002_uva//J0551+3751_X_map.mod wobs /image_prod/ug002_uva//J0551+3751_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0551+3751_X_uvs.fits wwins /image_prod/ug002_uva//J0551+3751_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0551+3751_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.196284 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000146157 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.223386 0.223386 0.446772 0.893544 1.78709 3.57418 7.14835 14.2967 28.5934 57.1868 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.196 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1342.97 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0551+3751_X_dfm.log closed on Wed Mar 4 21:00:54 2020