! Started logfile: /image_prod/ug002_uva//J1746+6226_X_a_dfm.log on Thu Mar 5 03:26:00 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//J1746+6226_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1746+6226_X_a_uva.fits ! AN table 1: 12 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.875 visibilities/baseline/integration-bin. ! Found source: J1746+6226 ! ! 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 4536 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 J1746+6226_X_a] 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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.109726Jy sigma=9.556732 ! Fit after self-cal, rms=0.550024Jy sigma=4.749202 ! 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=0.9132 mas, bmaj=1.109 mas, bpa=-29.48 degrees ! Estimated noise=1.89359 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 = 0.337788 Jy ! Component: 100 - total flux cleaned = 0.420355 Jy ! Total flux subtracted in 100 components = 0.420355 Jy ! Clean residual min=-0.016826 max=0.031742 Jy/beam ! Clean residual mean=-0.000066 rms=0.004234 Jy/beam ! Combined flux in latest and established models = 0.420355 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.420355 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=0.102152Jy sigma=0.846060 ! Fit after self-cal, rms=0.102144Jy sigma=0.845957 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0345747 Jy ! Component: 100 - total flux cleaned = 0.0539945 Jy ! Total flux subtracted in 100 components = 0.0539945 Jy ! Clean residual min=-0.014901 max=0.017930 Jy/beam ! Clean residual mean=-0.000039 rms=0.003445 Jy/beam ! Combined flux in latest and established models = 0.474349 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.474349 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=0.082539Jy sigma=0.687002 ! Fit after self-cal, rms=0.082536Jy sigma=0.686927 ! 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=1.121 mas, bmaj=1.355 mas, bpa=-33.06 degrees ! Estimated noise=1.25212 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 (38.2, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0236593 Jy ! Component: 100 - total flux cleaned = 0.0382579 Jy ! Component: 150 - total flux cleaned = 0.0478666 Jy ! Component: 200 - total flux cleaned = 0.0518798 Jy ! Total flux subtracted in 200 components = 0.0518798 Jy ! Clean residual min=-0.014466 max=0.017197 Jy/beam ! Clean residual mean=-0.000087 rms=0.003164 Jy/beam ! Combined flux in latest and established models = 0.526229 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 0.526229 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=0.074401Jy sigma=0.620430 ! Fit after self-cal, rms=0.073977Jy sigma=0.616887 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.121 x 1.355 at -33.06 degrees (North through East) ! Clean map min=-0.013683 max=0.44351 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 0.99 KP 1.05 ! LA 1.01 MK 1.02 NL 1.14 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.97 KP 1.04 ! LA 1.00 MK 1.00 NL 1.13 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.98 KP 1.05 ! LA 1.00 MK 1.02 NL 1.13 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.97 KP 1.05 ! LA 1.00 MK 1.00 NL 1.14 OV 0.93 ! PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 1.01 KP 1.05 ! LA 1.00 MK 1.00 NL 1.13 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.99 KP 1.03 ! LA 1.01 MK 1.01 NL 1.15 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.98 KP 1.04 ! LA 1.03 MK 1.00 NL 1.13 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.01 KP 1.06 ! LA 1.00 MK 1.02 NL 1.13 OV 0.94 ! PT 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 1.02 KP 1.05 ! LA 1.00 MK 1.02 NL 1.14 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.98 KP 1.04 ! LA 1.03 MK 1.02 NL 1.17 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.01 KP 1.06 ! LA 1.04 MK 1.01 NL 1.19 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.05 KP 1.07 ! LA 1.01 MK 1.03 NL 1.15 OV 0.94 ! PT 0.89 ! ! ! Fit before self-cal, rms=0.073977Jy sigma=0.616887 ! Fit after self-cal, rms=0.059890Jy sigma=0.494421 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.132 mas, bmaj=1.364 mas, bpa=-32.91 degrees ! Estimated noise=1.25024 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 = -0.00753856 Jy ! Component: 100 - total flux cleaned = -0.00934474 Jy ! Component: 150 - total flux cleaned = -0.00957301 Jy ! Component: 200 - total flux cleaned = -0.00975802 Jy ! Total flux subtracted in 200 components = -0.00975802 Jy ! Clean residual min=-0.004532 max=0.005486 Jy/beam ! Clean residual mean=-0.000027 rms=0.001133 Jy/beam ! Combined flux in latest and established models = 0.516471 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 51 components and 0.516471 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=0.058869Jy sigma=0.485858 ! Fit after self-cal, rms=0.058812Jy sigma=0.485172 ! 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=0.058812Jy sigma=0.485172 ! Fit after self-cal, rms=0.057468Jy sigma=0.468125 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.131 mas, bmaj=1.372 mas, bpa=-32.25 degrees ! Estimated noise=1.24844 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0031332 Jy ! Component: 100 - total flux cleaned = -0.00454033 Jy ! Component: 150 - total flux cleaned = -0.0049059 Jy ! Component: 200 - total flux cleaned = -0.00516536 Jy ! Total flux subtracted in 200 components = -0.00516536 Jy ! Clean residual min=-0.003453 max=0.003370 Jy/beam ! Clean residual mean=-0.000011 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.511306 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.511306 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=0.057243Jy sigma=0.466432 ! Fit after self-cal, rms=0.057240Jy sigma=0.466314 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 (24.6, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00273007 Jy ! Component: 100 - total flux cleaned = 0.00302355 Jy ! Component: 150 - total flux cleaned = 0.00297677 Jy ! Component: 200 - total flux cleaned = 0.00293532 Jy ! Total flux subtracted in 200 components = 0.00293532 Jy ! Clean residual min=-0.003201 max=0.002805 Jy/beam ! Clean residual mean=-0.000008 rms=0.000685 Jy/beam ! Combined flux in latest and established models = 0.514241 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.514241 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=0.057063Jy sigma=0.464931 ! Fit after self-cal, rms=0.057053Jy sigma=0.464817 ! 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=0.057053Jy sigma=0.464817 ! Fit after self-cal, rms=0.057132Jy sigma=0.464349 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.132 mas, bmaj=1.375 mas, bpa=-32.3 degrees ! Estimated noise=1.24837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00172948 Jy ! Component: 100 - total flux cleaned = -0.00206091 Jy ! Component: 150 - total flux cleaned = -0.00224466 Jy ! Component: 200 - total flux cleaned = -0.00244599 Jy ! Total flux subtracted in 200 components = -0.00244599 Jy ! Clean residual min=-0.003070 max=0.002683 Jy/beam ! Clean residual mean=-0.000004 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.511795 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 80 components and 0.511795 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=0.057030Jy sigma=0.463618 ! Fit after self-cal, rms=0.057030Jy sigma=0.463597 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 = -0.000205125 Jy ! Component: 100 - total flux cleaned = -0.000309281 Jy ! Component: 150 - total flux cleaned = -0.000375565 Jy ! Component: 200 - total flux cleaned = -0.000406657 Jy ! Total flux subtracted in 200 components = -0.000406657 Jy ! Clean residual min=-0.003015 max=0.002694 Jy/beam ! Clean residual mean=-0.000004 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.511389 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 85 components and 0.511389 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=0.056992Jy sigma=0.463319 ! Fit after self-cal, rms=0.056992Jy sigma=0.463314 ! 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=0.056992Jy sigma=0.463314 ! Fit after self-cal, rms=0.057085Jy sigma=0.463071 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.479 mas, bmaj=2.579 mas, bpa=29.33 degrees ! Estimated noise=1.55304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00159123 Jy ! Component: 100 - total flux cleaned = -0.00196958 Jy ! Component: 150 - total flux cleaned = -0.00220018 Jy ! Component: 200 - total flux cleaned = -0.00239505 Jy ! Total flux subtracted in 200 components = -0.00239505 Jy ! Clean residual min=-0.003124 max=0.003479 Jy/beam ! Clean residual mean=-0.000005 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.508994 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.508994 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=0.057069Jy sigma=0.462879 ! Fit after self-cal, rms=0.057066Jy sigma=0.462845 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 (4.4, 27). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289562 Jy ! Component: 100 - total flux cleaned = 0.00362665 Jy ! Component: 150 - total flux cleaned = 0.00385373 Jy ! Component: 200 - total flux cleaned = 0.0039304 Jy ! Total flux subtracted in 200 components = 0.0039304 Jy ! Clean residual min=-0.002555 max=0.002040 Jy/beam ! Clean residual mean=0.000000 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.512924 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 132 components and 0.512924 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=0.056970Jy sigma=0.461937 ! Fit after self-cal, rms=0.056960Jy sigma=0.461861 ! 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=1.134 mas, bmaj=1.378 mas, bpa=-32.34 degrees ! Estimated noise=1.24851 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.134 x 1.378 at -32.34 degrees (North through East) ! Clean map min=-0.0024491 max=0.44558 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=0.9175 mas, bmaj=1.125 mas, bpa=-29.68 degrees ! Estimated noise=1.91736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.341988 Jy ! Component: 100 - total flux cleaned = 0.424914 Jy ! Component: 150 - total flux cleaned = 0.456638 Jy ! Component: 200 - total flux cleaned = 0.473315 Jy ! Total flux subtracted in 200 components = 0.473315 Jy ! Clean residual min=-0.005255 max=0.008378 Jy/beam ! Clean residual mean=-0.000016 rms=0.001345 Jy/beam ! Combined flux in latest and established models = 0.473315 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.473315 Jy ! Inverting map and beam ! Estimated beam: bmin=1.134 mas, bmaj=1.378 mas, bpa=-32.34 degrees ! Estimated noise=1.24851 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 = 0.0132345 Jy ! Component: 100 - total flux cleaned = 0.0206565 Jy ! Component: 150 - total flux cleaned = 0.0256361 Jy ! Component: 200 - total flux cleaned = 0.0289725 Jy ! Total flux subtracted in 200 components = 0.0289725 Jy ! Clean residual min=-0.003457 max=0.003201 Jy/beam ! Clean residual mean=-0.000012 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.502287 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 40 components and 0.502287 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=2.479 mas, bmaj=2.579 mas, bpa=29.33 degrees ! Estimated noise=1.55304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397523 Jy ! Component: 100 - total flux cleaned = 0.00598364 Jy ! Component: 150 - total flux cleaned = 0.00738406 Jy ! Component: 200 - total flux cleaned = 0.00833879 Jy ! Total flux subtracted in 200 components = 0.00833879 Jy ! Clean residual min=-0.003034 max=0.002498 Jy/beam ! Clean residual mean=-0.000007 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.510626 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 = 0.000377916 Jy ! Component: 100 - total flux cleaned = 0.000486453 Jy ! Component: 150 - total flux cleaned = 0.000684492 Jy ! Component: 200 - total flux cleaned = 0.000911961 Jy ! Total flux subtracted in 200 components = 0.000911961 Jy ! Clean residual min=-0.002717 max=0.002202 Jy/beam ! Clean residual mean=-0.000005 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.511538 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 88 components and 0.511538 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.134 mas, bmaj=1.378 mas, bpa=-32.34 degrees ! Estimated noise=1.24851 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000194951 Jy ! Component: 100 - total flux cleaned = 0.000338612 Jy ! Component: 150 - total flux cleaned = 0.000812262 Jy ! Component: 200 - total flux cleaned = 0.00113624 Jy ! Total flux subtracted in 200 components = 0.00113624 Jy ! Clean residual min=-0.002592 max=0.002759 Jy/beam ! Clean residual mean=-0.000001 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.512674 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 112 components and 0.512674 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=0.056959Jy sigma=0.462054 ! Fit after self-cal, rms=0.056935Jy sigma=0.461892 wmodel J1746+6226_X_a_map.mod ! Writing 112 model components to file: J1746+6226_X_a_map.mod wobs J1746+6226_X_a_uvs.fits ! Writing UV FITS file: J1746+6226_X_a_uvs.fits wwins J1746+6226_X_a_map.win ! wwins: Wrote 4 windows to J1746+6226_X_a_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 = 0.000195706 Jy ! Component: 100 - total flux cleaned = 0.000322814 Jy ! Component: 150 - total flux cleaned = 0.000244 Jy ! Component: 200 - total flux cleaned = 1.72667e-05 Jy ! Component: 250 - total flux cleaned = -1.96167e-05 Jy ! Component: 300 - total flux cleaned = -2.1135e-05 Jy ! Component: 350 - total flux cleaned = -0.000123929 Jy ! Component: 400 - total flux cleaned = -0.000256716 Jy ! Component: 450 - total flux cleaned = -0.000321483 Jy ! Component: 500 - total flux cleaned = -0.000321361 Jy ! Component: 550 - total flux cleaned = -0.000258995 Jy ! Component: 600 - total flux cleaned = -0.000167782 Jy ! Component: 650 - total flux cleaned = -0.000138395 Jy ! Component: 700 - total flux cleaned = -5.06332e-05 Jy ! Component: 750 - total flux cleaned = -2.21914e-05 Jy ! Component: 800 - total flux cleaned = 5.58625e-06 Jy ! Component: 850 - total flux cleaned = -5.05256e-05 Jy ! Component: 900 - total flux cleaned = -2.32717e-05 Jy ! Component: 950 - total flux cleaned = -0.000158575 Jy ! Component: 1000 - total flux cleaned = -0.000158357 Jy ! Component: 1050 - total flux cleaned = -7.96648e-05 Jy ! Component: 1100 - total flux cleaned = -0.000105656 Jy ! Component: 1150 - total flux cleaned = -5.46374e-05 Jy ! Component: 1200 - total flux cleaned = 2.04093e-05 Jy ! Component: 1250 - total flux cleaned = 4.55165e-05 Jy ! Component: 1300 - total flux cleaned = 9.45238e-05 Jy ! Component: 1350 - total flux cleaned = 0.000166708 Jy ! Component: 1400 - total flux cleaned = 0.000166958 Jy ! Component: 1450 - total flux cleaned = 0.000261508 Jy ! Component: 1500 - total flux cleaned = 0.000238167 Jy ! Component: 1550 - total flux cleaned = 0.000330702 Jy ! Component: 1600 - total flux cleaned = 0.00028449 Jy ! Component: 1650 - total flux cleaned = 0.000329771 Jy ! Component: 1700 - total flux cleaned = 0.000307446 Jy ! Component: 1750 - total flux cleaned = 0.000396308 Jy ! Component: 1800 - total flux cleaned = 0.000396019 Jy ! Component: 1850 - total flux cleaned = 0.000439343 Jy ! Component: 1900 - total flux cleaned = 0.000461051 Jy ! Component: 1950 - total flux cleaned = 0.000482483 Jy ! Component: 2000 - total flux cleaned = 0.000503362 Jy ! Component: 2050 - total flux cleaned = 0.000628608 Jy ! Component: 2100 - total flux cleaned = 0.000525397 Jy ! Component: 2150 - total flux cleaned = 0.000648462 Jy ! Component: 2200 - total flux cleaned = 0.000587633 Jy ! Component: 2250 - total flux cleaned = 0.000748366 Jy ! Component: 2300 - total flux cleaned = 0.000688647 Jy ! Component: 2350 - total flux cleaned = 0.000826546 Jy ! Component: 2400 - total flux cleaned = 0.00080692 Jy ! Component: 2450 - total flux cleaned = 0.000903599 Jy ! Component: 2500 - total flux cleaned = 0.000884231 Jy ! Component: 2550 - total flux cleaned = 0.000922397 Jy ! Component: 2600 - total flux cleaned = 0.000941187 Jy ! Component: 2650 - total flux cleaned = 0.000941435 Jy ! Component: 2700 - total flux cleaned = 0.000978756 Jy ! Component: 2750 - total flux cleaned = 0.000960244 Jy ! Component: 2800 - total flux cleaned = 0.00103347 Jy ! Component: 2850 - total flux cleaned = 0.00106995 Jy ! Component: 2900 - total flux cleaned = 0.00108773 Jy ! Component: 2950 - total flux cleaned = 0.00101641 Jy ! Component: 3000 - total flux cleaned = 0.00108734 Jy ! Component: 3050 - total flux cleaned = 0.00110478 Jy ! Component: 3100 - total flux cleaned = 0.00108751 Jy ! Component: 3150 - total flux cleaned = 0.001053 Jy ! Component: 3200 - total flux cleaned = 0.00105292 Jy ! Component: 3250 - total flux cleaned = 0.00110409 Jy ! Component: 3300 - total flux cleaned = 0.00112089 Jy ! Component: 3350 - total flux cleaned = 0.0010871 Jy ! Component: 3400 - total flux cleaned = 0.00102073 Jy ! Component: 3450 - total flux cleaned = 0.000987729 Jy ! Component: 3500 - total flux cleaned = 0.0010204 Jy ! Component: 3550 - total flux cleaned = 0.00102032 Jy ! Component: 3600 - total flux cleaned = 0.000955423 Jy ! Component: 3650 - total flux cleaned = 0.000890902 Jy ! Component: 3700 - total flux cleaned = 0.000875032 Jy ! Component: 3750 - total flux cleaned = 0.000827438 Jy ! Component: 3800 - total flux cleaned = 0.000795941 Jy ! Component: 3850 - total flux cleaned = 0.000764487 Jy ! Component: 3900 - total flux cleaned = 0.000764395 Jy ! Component: 3950 - total flux cleaned = 0.000655884 Jy ! Component: 4000 - total flux cleaned = 0.000655894 Jy ! Component: 4050 - total flux cleaned = 0.000579506 Jy ! Total flux subtracted in 4096 components = 0.00056431 Jy ! Clean residual min=-0.000867 max=0.000985 Jy/beam ! Clean residual mean=-0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.513238 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 388 components and 0.513239 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1746+6226_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.134 x 1.378 at -32.34 degrees (North through East) ! Clean map min=-0.0018126 max=0.44616 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1746+6226_X_a_map.fits wmodel /image_prod/ug002_uva//J1746+6226_X_a_map.mod ! Writing 388 model components to file: /image_prod/ug002_uva//J1746+6226_X_a_map.mod wobs /image_prod/ug002_uva//J1746+6226_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1746+6226_X_a_uvs.fits wwins /image_prod/ug002_uva//J1746+6226_X_a_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1746+6226_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.44616 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000252193 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.169576 0.169576 0.339151 0.678303 1.35661 2.71321 5.42642 10.8528 21.7057 43.4114 86.8228 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.446 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1769.12 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1746+6226_X_a_dfm.log closed on Thu Mar 5 03:26:04 2020