! Started logfile: /image_prod/ug002_uva//J1756+2914_X_dfm.log on Thu Mar 5 03:33:06 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//J1756+2914_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1756+2914_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.976543 visibilities/baseline/integration-bin. ! Found source: J1756+2914 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 18984 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 J1756+2914_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007744Jy sigma=9.345760 ! Fit after self-cal, rms=0.916840Jy sigma=8.458357 ! 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=0.6919 mas, bmaj=1.415 mas, bpa=-5.568 degrees ! Estimated noise=1.08579 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 = 0.0587833 Jy ! Component: 100 - total flux cleaned = 0.0785621 Jy ! Total flux subtracted in 100 components = 0.0785621 Jy ! Clean residual min=-0.006416 max=0.018158 Jy/beam ! Clean residual mean=0.000007 rms=0.001505 Jy/beam ! Combined flux in latest and established models = 0.0785621 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0785621 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=0.066733Jy sigma=0.584662 ! Fit after self-cal, rms=0.066374Jy sigma=0.581513 ! Inverting map ! Added new window around map position (-2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016309 Jy ! Component: 100 - total flux cleaned = 0.0252507 Jy ! Total flux subtracted in 100 components = 0.0252507 Jy ! Clean residual min=-0.004780 max=0.012623 Jy/beam ! Clean residual mean=0.000003 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 0.103813 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.103813 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=0.060651Jy sigma=0.524112 ! Fit after self-cal, rms=0.059561Jy sigma=0.514260 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00996004 Jy ! Component: 100 - total flux cleaned = 0.0155648 Jy ! Total flux subtracted in 100 components = 0.0155648 Jy ! Clean residual min=-0.004414 max=0.007441 Jy/beam ! Clean residual mean=0.000001 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.119378 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.119378 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=0.490634 ! Fit after self-cal, rms=0.056652Jy sigma=0.486786 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00599634 Jy ! Component: 100 - total flux cleaned = 0.00823702 Jy ! Total flux subtracted in 100 components = 0.00823702 Jy ! Clean residual min=-0.004290 max=0.005226 Jy/beam ! Clean residual mean=0.000000 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.127615 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.127615 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=0.055714Jy sigma=0.478714 ! Fit after self-cal, rms=0.055577Jy sigma=0.477385 ! Inverting map ! Added new window around map position (-1, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00483843 Jy ! Component: 100 - total flux cleaned = 0.0059094 Jy ! Total flux subtracted in 100 components = 0.0059094 Jy ! Clean residual min=-0.003951 max=0.003909 Jy/beam ! Clean residual mean=-0.000001 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.133524 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 0.133524 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=0.054988Jy sigma=0.472660 ! Fit after self-cal, rms=0.054907Jy sigma=0.471937 ! 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=0.8779 mas, bmaj=1.723 mas, bpa=-4.333 degrees ! Estimated noise=0.564601 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 = 0.0030084 Jy ! Component: 100 - total flux cleaned = 0.00359999 Jy ! Component: 150 - total flux cleaned = 0.00394518 Jy ! Component: 200 - total flux cleaned = 0.00429453 Jy ! Total flux subtracted in 200 components = 0.00429453 Jy ! Clean residual min=-0.002884 max=0.003635 Jy/beam ! Clean residual mean=-0.000005 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.137819 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.137819 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=0.054601Jy sigma=0.469811 ! Fit after self-cal, rms=0.054562Jy sigma=0.469397 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8779 x 1.723 at -4.333 degrees (North through East) ! Clean map min=-0.0027584 max=0.070508 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 HN 0.99 KP 1.05 ! LA 1.05 MK 1.06 OV 0.96 PT 0.87 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.96 KP 1.08 ! LA 1.06 MK 1.02 OV 0.96 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.97 KP 1.05 ! LA 1.02 MK 1.08 OV 0.98 PT 0.92 ! SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.99 KP 1.03 ! LA 1.03 MK 1.04 OV 0.94 PT 0.88 ! SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.98 KP 1.04 ! LA 1.03 MK 1.06 OV 0.95 PT 0.87 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.95 KP 1.04 ! LA 1.05 MK 1.07 OV 0.95 PT 0.88 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.95 KP 1.05 ! LA 1.04 MK 1.11 OV 0.95 PT 0.91 ! SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.08 HN 1.01 KP 1.09 ! LA 1.02 MK 1.10 OV 0.89 PT 0.88 ! SC 1.06 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.95 KP 1.04 ! LA 1.06 MK 1.01 OV 0.94 PT 0.93 ! SC 1.13 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 1.00 KP 1.04 ! LA 1.07 MK 1.04 OV 0.99 PT 0.88 ! SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.97 KP 1.05 ! LA 1.07 MK 1.07 OV 0.95 PT 0.88 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.07 HN 0.95 KP 1.09 ! LA 1.04 MK 0.97 OV 0.92 PT 0.87 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.054562Jy sigma=0.469397 ! Fit after self-cal, rms=0.054447Jy sigma=0.463420 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8909 mas, bmaj=1.739 mas, bpa=-4.572 degrees ! Estimated noise=0.570954 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 (2.2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233949 Jy ! Component: 100 - total flux cleaned = 0.00289732 Jy ! Component: 150 - total flux cleaned = 0.00322018 Jy ! Component: 200 - total flux cleaned = 0.00332603 Jy ! Total flux subtracted in 200 components = 0.00332603 Jy ! Clean residual min=-0.001463 max=0.001552 Jy/beam ! Clean residual mean=-0.000000 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.141145 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 0.141145 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=0.054226Jy sigma=0.461678 ! Fit after self-cal, rms=0.054219Jy sigma=0.461493 ! 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=0.054219Jy sigma=0.461493 ! Fit after self-cal, rms=0.054337Jy sigma=0.459424 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8868 mas, bmaj=1.734 mas, bpa=-4.983 degrees ! Estimated noise=0.572556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000317701 Jy ! Component: 100 - total flux cleaned = 0.000467532 Jy ! Component: 150 - total flux cleaned = 0.000469289 Jy ! Component: 200 - total flux cleaned = 0.000411528 Jy ! Total flux subtracted in 200 components = 0.000411528 Jy ! Clean residual min=-0.001219 max=0.001355 Jy/beam ! Clean residual mean=0.000000 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.141556 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 56 components and 0.141556 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=0.054288Jy sigma=0.459081 ! Fit after self-cal, rms=0.054292Jy sigma=0.459003 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 (-5.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000500942 Jy ! Component: 100 - total flux cleaned = 0.000409444 Jy ! Component: 150 - total flux cleaned = 0.000241301 Jy ! Component: 200 - total flux cleaned = 0.000216538 Jy ! Total flux subtracted in 200 components = 0.000216538 Jy ! Clean residual min=-0.001140 max=0.001139 Jy/beam ! Clean residual mean=-0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.141773 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 0.141773 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=0.054242Jy sigma=0.458665 ! Fit after self-cal, rms=0.054240Jy sigma=0.458642 ! Inverting map ! Added new window around map position (9.4, -38.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000369513 Jy ! Component: 100 - total flux cleaned = 0.000529084 Jy ! Component: 150 - total flux cleaned = 0.000426061 Jy ! Component: 200 - total flux cleaned = 0.000449444 Jy ! Total flux subtracted in 200 components = 0.000449444 Jy ! Clean residual min=-0.001070 max=0.000997 Jy/beam ! Clean residual mean=-0.000000 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.142222 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 75 components and 0.142222 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=0.054201Jy sigma=0.458352 ! Fit after self-cal, rms=0.054198Jy sigma=0.458332 ! 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=0.054198Jy sigma=0.458332 ! Fit after self-cal, rms=0.054012Jy sigma=0.458281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8865 mas, bmaj=1.733 mas, bpa=-5.123 degrees ! Estimated noise=0.571577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000281409 Jy ! Component: 100 - total flux cleaned = 0.00030382 Jy ! Component: 150 - total flux cleaned = 0.000324573 Jy ! Component: 200 - total flux cleaned = 0.000344973 Jy ! Total flux subtracted in 200 components = 0.000344973 Jy ! Clean residual min=-0.001018 max=0.000960 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.142567 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 83 components and 0.142567 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=0.053993Jy sigma=0.458135 ! Fit after self-cal, rms=0.053991Jy sigma=0.458129 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 = 6.7368e-05 Jy ! Component: 100 - total flux cleaned = 6.67444e-05 Jy ! Component: 150 - total flux cleaned = 4.87548e-05 Jy ! Component: 200 - total flux cleaned = 6.61252e-05 Jy ! Total flux subtracted in 200 components = 6.61252e-05 Jy ! Clean residual min=-0.001006 max=0.000953 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.142633 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 90 components and 0.142633 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=0.053978Jy sigma=0.458035 ! Fit after self-cal, rms=0.053977Jy sigma=0.458031 ! 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=0.053977Jy sigma=0.458031 ! Fit after self-cal, rms=0.053848Jy sigma=0.458021 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.228 mas, bmaj=2.799 mas, bpa=9.206 degrees ! Estimated noise=0.72457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000135387 Jy ! Component: 100 - total flux cleaned = -8.945e-05 Jy ! Component: 150 - total flux cleaned = -6.40526e-05 Jy ! Component: 200 - total flux cleaned = -6.43858e-05 Jy ! Total flux subtracted in 200 components = -6.43858e-05 Jy ! Clean residual min=-0.001085 max=0.001031 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.142569 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 106 components and 0.142569 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=0.053844Jy sigma=0.457985 ! Fit after self-cal, rms=0.053841Jy sigma=0.457978 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 = -6.18588e-05 Jy ! Component: 100 - total flux cleaned = -7.20347e-05 Jy ! Component: 150 - total flux cleaned = -9.02085e-05 Jy ! Component: 200 - total flux cleaned = -0.000107367 Jy ! Total flux subtracted in 200 components = -0.000107367 Jy ! Clean residual min=-0.001059 max=0.001023 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.142461 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 113 components and 0.142461 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=0.053840Jy sigma=0.457962 ! Fit after self-cal, rms=0.053839Jy sigma=0.457958 ! 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=0.8867 mas, bmaj=1.732 mas, bpa=-5.147 degrees ! Estimated noise=0.571107 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8867 x 1.732 at -5.147 degrees (North through East) ! Clean map min=-0.0014117 max=0.068561 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=0.6974 mas, bmaj=1.424 mas, bpa=-6.575 degrees ! Estimated noise=1.10359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0615825 Jy ! Component: 100 - total flux cleaned = 0.0877479 Jy ! Component: 150 - total flux cleaned = 0.103159 Jy ! Component: 200 - total flux cleaned = 0.113738 Jy ! Total flux subtracted in 200 components = 0.113738 Jy ! Clean residual min=-0.003673 max=0.005843 Jy/beam ! Clean residual mean=0.000004 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.113738 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.113738 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8867 mas, bmaj=1.732 mas, bpa=-5.147 degrees ! Estimated noise=0.571107 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 = 0.0114296 Jy ! Component: 100 - total flux cleaned = 0.0177006 Jy ! Component: 150 - total flux cleaned = 0.0216048 Jy ! Component: 200 - total flux cleaned = 0.0241613 Jy ! Total flux subtracted in 200 components = 0.0241613 Jy ! Clean residual min=-0.001416 max=0.001423 Jy/beam ! Clean residual mean=0.000001 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.137899 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 31 components and 0.137899 Jy ! Inverting map ! Added new window around map position (1.2, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171156 Jy ! Component: 100 - total flux cleaned = 0.00250801 Jy ! Component: 150 - total flux cleaned = 0.00293599 Jy ! Component: 200 - total flux cleaned = 0.00340939 Jy ! Total flux subtracted in 200 components = 0.00340939 Jy ! Clean residual min=-0.001188 max=0.001082 Jy/beam ! Clean residual mean=0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.141308 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 53 components and 0.141308 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=2.228 mas, bmaj=2.799 mas, bpa=9.206 degrees ! Estimated noise=0.72457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125691 Jy ! Component: 100 - total flux cleaned = 0.00160358 Jy ! Component: 150 - total flux cleaned = 0.00187875 Jy ! Component: 200 - total flux cleaned = 0.00201779 Jy ! Total flux subtracted in 200 components = 0.00201779 Jy ! Clean residual min=-0.001070 max=0.001024 Jy/beam ! Clean residual mean=0.000000 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.143326 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 = 6.21874e-05 Jy ! Component: 100 - total flux cleaned = 0.000101207 Jy ! Component: 150 - total flux cleaned = 0.000136208 Jy ! Component: 200 - total flux cleaned = 0.000136249 Jy ! Total flux subtracted in 200 components = 0.000136249 Jy ! Clean residual min=-0.001043 max=0.000993 Jy/beam ! Clean residual mean=0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.143462 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 95 components and 0.143462 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8867 mas, bmaj=1.732 mas, bpa=-5.147 degrees ! Estimated noise=0.571107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000394557 Jy ! Component: 100 - total flux cleaned = -0.000311889 Jy ! Component: 150 - total flux cleaned = -0.000189653 Jy ! Component: 200 - total flux cleaned = -0.000188998 Jy ! Total flux subtracted in 200 components = -0.000188998 Jy ! Clean residual min=-0.001021 max=0.000985 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.143273 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 114 components and 0.143273 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=0.053830Jy sigma=0.457954 ! Fit after self-cal, rms=0.053823Jy sigma=0.457906 wmodel J1756+2914_X_map.mod ! Writing 114 model components to file: J1756+2914_X_map.mod wobs J1756+2914_X_uvs.fits ! Writing UV FITS file: J1756+2914_X_uvs.fits wwins J1756+2914_X_map.win ! wwins: Wrote 7 windows to J1756+2914_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 = -0.000320395 Jy ! Component: 100 - total flux cleaned = -0.000547806 Jy ! Component: 150 - total flux cleaned = -0.00071382 Jy ! Component: 200 - total flux cleaned = -0.000794718 Jy ! Component: 250 - total flux cleaned = -0.000889568 Jy ! Component: 300 - total flux cleaned = -0.000982335 Jy ! Component: 350 - total flux cleaned = -0.00111791 Jy ! Component: 400 - total flux cleaned = -0.00119198 Jy ! Component: 450 - total flux cleaned = -0.00125033 Jy ! Component: 500 - total flux cleaned = -0.00127905 Jy ! Component: 550 - total flux cleaned = -0.00134962 Jy ! Component: 600 - total flux cleaned = -0.0013914 Jy ! Component: 650 - total flux cleaned = -0.00148741 Jy ! Component: 700 - total flux cleaned = -0.00152777 Jy ! Component: 750 - total flux cleaned = -0.00163452 Jy ! Component: 800 - total flux cleaned = -0.00164787 Jy ! Component: 850 - total flux cleaned = -0.00172622 Jy ! Component: 900 - total flux cleaned = -0.00172611 Jy ! Component: 950 - total flux cleaned = -0.0017773 Jy ! Component: 1000 - total flux cleaned = -0.00176465 Jy ! Component: 1050 - total flux cleaned = -0.00183966 Jy ! Component: 1100 - total flux cleaned = -0.00182744 Jy ! Component: 1150 - total flux cleaned = -0.00188867 Jy ! Component: 1200 - total flux cleaned = -0.00192506 Jy ! Component: 1250 - total flux cleaned = -0.00196098 Jy ! Component: 1300 - total flux cleaned = -0.00196106 Jy ! Component: 1350 - total flux cleaned = -0.00198482 Jy ! Component: 1400 - total flux cleaned = -0.002055 Jy ! Component: 1450 - total flux cleaned = -0.00204331 Jy ! Component: 1500 - total flux cleaned = -0.00200884 Jy ! Component: 1550 - total flux cleaned = -0.00206593 Jy ! Component: 1600 - total flux cleaned = -0.00205446 Jy ! Component: 1650 - total flux cleaned = -0.0021218 Jy ! Component: 1700 - total flux cleaned = -0.00213281 Jy ! Component: 1750 - total flux cleaned = -0.00213284 Jy ! Component: 1800 - total flux cleaned = -0.00219848 Jy ! Component: 1850 - total flux cleaned = -0.00225271 Jy ! Component: 1900 - total flux cleaned = -0.00226338 Jy ! Component: 1950 - total flux cleaned = -0.00228483 Jy ! Component: 2000 - total flux cleaned = -0.00229549 Jy ! Component: 2050 - total flux cleaned = -0.00233748 Jy ! Component: 2100 - total flux cleaned = -0.00233741 Jy ! Component: 2150 - total flux cleaned = -0.00233743 Jy ! Component: 2200 - total flux cleaned = -0.00238886 Jy ! Component: 2250 - total flux cleaned = -0.00236848 Jy ! Component: 2300 - total flux cleaned = -0.00241925 Jy ! Component: 2350 - total flux cleaned = -0.00240915 Jy ! Component: 2400 - total flux cleaned = -0.00243916 Jy ! Component: 2450 - total flux cleaned = -0.00246891 Jy ! Component: 2500 - total flux cleaned = -0.00246889 Jy ! Component: 2550 - total flux cleaned = -0.00250809 Jy ! Component: 2600 - total flux cleaned = -0.00251773 Jy ! Component: 2650 - total flux cleaned = -0.0025177 Jy ! Component: 2700 - total flux cleaned = -0.0025176 Jy ! Component: 2750 - total flux cleaned = -0.00252721 Jy ! Component: 2800 - total flux cleaned = -0.00258421 Jy ! Component: 2850 - total flux cleaned = -0.00261247 Jy ! Component: 2900 - total flux cleaned = -0.00258436 Jy ! Component: 2950 - total flux cleaned = -0.00261234 Jy ! Component: 3000 - total flux cleaned = -0.0026494 Jy ! Component: 3050 - total flux cleaned = -0.00265863 Jy ! Component: 3100 - total flux cleaned = -0.00265862 Jy ! Component: 3150 - total flux cleaned = -0.0026769 Jy ! Component: 3200 - total flux cleaned = -0.00271313 Jy ! Component: 3250 - total flux cleaned = -0.00268606 Jy ! Component: 3300 - total flux cleaned = -0.00267714 Jy ! Component: 3350 - total flux cleaned = -0.00268609 Jy ! Component: 3400 - total flux cleaned = -0.00268611 Jy ! Component: 3450 - total flux cleaned = -0.00273012 Jy ! Component: 3500 - total flux cleaned = -0.00269499 Jy ! Component: 3550 - total flux cleaned = -0.002695 Jy ! Component: 3600 - total flux cleaned = -0.00269498 Jy ! Component: 3650 - total flux cleaned = -0.00271225 Jy ! Component: 3700 - total flux cleaned = -0.00269511 Jy ! Component: 3750 - total flux cleaned = -0.00268655 Jy ! Component: 3800 - total flux cleaned = -0.00266956 Jy ! Component: 3850 - total flux cleaned = -0.00269492 Jy ! Component: 3900 - total flux cleaned = -0.00269491 Jy ! Component: 3950 - total flux cleaned = -0.00270329 Jy ! Component: 4000 - total flux cleaned = -0.00270324 Jy ! Component: 4050 - total flux cleaned = -0.00271154 Jy ! Total flux subtracted in 4096 components = -0.00272799 Jy ! Clean residual min=-0.000646 max=0.000505 Jy/beam ! Clean residual mean=0.000000 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.140545 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 418 components and 0.140545 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1756+2914_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8867 x 1.732 at -5.147 degrees (North through East) ! Clean map min=-0.001196 max=0.06817 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1756+2914_X_map.fits wmodel /image_prod/ug002_uva//J1756+2914_X_map.mod ! Writing 418 model components to file: /image_prod/ug002_uva//J1756+2914_X_map.mod wobs /image_prod/ug002_uva//J1756+2914_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1756+2914_X_uvs.fits wwins /image_prod/ug002_uva//J1756+2914_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1756+2914_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0681703 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000140728 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.619308 0.619308 1.23862 2.47723 4.95446 9.90892 19.8178 39.6357 79.2714 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.068 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 484.411 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1756+2914_X_dfm.log closed on Thu Mar 5 03:33:10 2020