! Started logfile: /image_prod/ug002_uva//J0539+3308_X_dfm.log on Wed Mar 4 20:56:32 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//J0539+3308_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0539+3308_X_uva.fits ! AN table 1: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993086 visibilities/baseline/integration-bin. ! Found source: J0539+3308 ! ! 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 24132 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 J0539+3308_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. ! ! 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=1.002388Jy sigma=9.980480 ! Fit after self-cal, rms=0.958288Jy sigma=9.531672 ! 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=0.735 mas, bmaj=1.379 mas, bpa=-0.1073 degrees ! Estimated noise=0.872846 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 = 0.0315737 Jy ! Component: 100 - total flux cleaned = 0.0428651 Jy ! Total flux subtracted in 100 components = 0.0428651 Jy ! Clean residual min=-0.002818 max=0.007225 Jy/beam ! Clean residual mean=-0.000001 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.0428651 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0428651 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=0.053677Jy sigma=0.505466 ! Fit after self-cal, rms=0.052052Jy sigma=0.489884 ! Inverting map ! Added new window around map position (-1.8, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00870843 Jy ! Component: 100 - total flux cleaned = 0.0142001 Jy ! Total flux subtracted in 100 components = 0.0142001 Jy ! Clean residual min=-0.002416 max=0.002947 Jy/beam ! Clean residual mean=-0.000000 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.0570652 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.0570652 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=0.050370Jy sigma=0.471262 ! Fit after self-cal, rms=0.050251Jy sigma=0.470096 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00456488 Jy ! Component: 100 - total flux cleaned = 0.0074639 Jy ! Total flux subtracted in 100 components = 0.0074639 Jy ! Clean residual min=-0.002034 max=0.002246 Jy/beam ! Clean residual mean=-0.000000 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0645291 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.0645291 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=0.049811Jy sigma=0.465219 ! Fit after self-cal, rms=0.049757Jy sigma=0.464683 ! 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=0.961 mas, bmaj=1.696 mas, bpa=1.389 degrees ! Estimated noise=0.464076 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 = 0.00259099 Jy ! Component: 100 - total flux cleaned = 0.00381379 Jy ! Component: 150 - total flux cleaned = 0.00435586 Jy ! Component: 200 - total flux cleaned = 0.0045302 Jy ! Total flux subtracted in 200 components = 0.0045302 Jy ! Clean residual min=-0.001374 max=0.001554 Jy/beam ! Clean residual mean=-0.000000 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0690593 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 28 components and 0.0690593 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=0.049628Jy sigma=0.463286 ! Fit after self-cal, rms=0.049598Jy sigma=0.463059 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.961 x 1.696 at 1.389 degrees (North through East) ! Clean map min=-0.0011736 max=0.041368 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.06 HN 1.06 KP 0.99 ! LA 1.09 MK 1.01 NL 1.11 OV 0.88 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.03 KP 1.09 ! LA 1.02 MK 1.07 NL 1.07 OV 0.97 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.98 KP 1.02 ! LA 1.02 MK 1.13 NL 1.06 OV 0.94 ! PT 0.97 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 1.08 KP 0.98 ! LA 1.07 MK 1.03 NL 1.12 OV 0.94 ! PT 0.96 SC 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.99 KP 1.07 ! LA 1.04 MK 0.98 NL 1.21 OV 0.90 ! PT 0.97 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.04 KP 1.10 ! LA 1.06 MK 0.97 NL 1.14 OV 0.81 ! PT 0.93 SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.98 KP 1.01 ! LA 1.05 MK 0.99 NL 1.16 OV 0.91 ! PT 0.99 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.90 KP 1.08 ! LA 0.99 MK 1.06 NL 1.19 OV 0.90 ! PT 0.96 SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.96 KP 1.04 ! LA 1.01 MK 0.99 NL 1.12 OV 0.87 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.94 KP 0.99 ! LA 1.03 MK 1.05 NL 1.17 OV 0.97 ! PT 0.98 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.93 KP 1.08 ! LA 1.03 MK 1.07 NL 1.12 OV 0.94 ! PT 0.93 SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HN 1.03 KP 1.02 ! LA 1.03 MK 0.92 NL 1.04 OV 0.92 ! PT 1.01 SC 0.92 ! ! ! Fit before self-cal, rms=0.049598Jy sigma=0.463059 ! Fit after self-cal, rms=0.048549Jy sigma=0.460858 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9523 mas, bmaj=1.684 mas, bpa=2.67 degrees ! Estimated noise=0.463729 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 (-5, -7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103743 Jy ! Component: 100 - total flux cleaned = 0.00150617 Jy ! Component: 150 - total flux cleaned = 0.00169887 Jy ! Component: 200 - total flux cleaned = 0.00185626 Jy ! Total flux subtracted in 200 components = 0.00185626 Jy ! Clean residual min=-0.000895 max=0.000975 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0709156 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.0709156 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=0.048524Jy sigma=0.460609 ! Fit after self-cal, rms=0.048522Jy sigma=0.460413 ! 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=0.048522Jy sigma=0.460413 ! Fit after self-cal, rms=0.048444Jy sigma=0.458846 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9431 mas, bmaj=1.66 mas, bpa=1.283 degrees ! Estimated noise=0.459525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000436588 Jy ! Component: 100 - total flux cleaned = 0.000545962 Jy ! Component: 150 - total flux cleaned = 0.000580701 Jy ! Component: 200 - total flux cleaned = 0.000601621 Jy ! Total flux subtracted in 200 components = 0.000601621 Jy ! Clean residual min=-0.000902 max=0.000879 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0715172 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 62 components and 0.0715172 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=0.048436Jy sigma=0.458780 ! Fit after self-cal, rms=0.048454Jy sigma=0.458695 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 = 0.000108345 Jy ! Component: 100 - total flux cleaned = 0.000128473 Jy ! Component: 150 - total flux cleaned = 0.000118983 Jy ! Component: 200 - total flux cleaned = 0.000118867 Jy ! Total flux subtracted in 200 components = 0.000118867 Jy ! Clean residual min=-0.000900 max=0.000865 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0716361 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.0716361 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=0.048450Jy sigma=0.458663 ! Fit after self-cal, rms=0.048448Jy sigma=0.458659 ! 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=0.048448Jy sigma=0.458659 ! Fit after self-cal, rms=0.048367Jy sigma=0.458622 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.939 mas, bmaj=1.652 mas, bpa=0.7876 degrees ! Estimated noise=0.457521 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161434 Jy ! Component: 100 - total flux cleaned = 0.000214338 Jy ! Component: 150 - total flux cleaned = 0.000242617 Jy ! Component: 200 - total flux cleaned = 0.000251447 Jy ! Total flux subtracted in 200 components = 0.000251447 Jy ! Clean residual min=-0.000912 max=0.000856 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0718875 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.0718875 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=0.048362Jy sigma=0.458584 ! Fit after self-cal, rms=0.048364Jy sigma=0.458580 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.35204e-05 Jy ! Component: 100 - total flux cleaned = 3.38953e-05 Jy ! Component: 150 - total flux cleaned = 4.25383e-05 Jy ! Component: 200 - total flux cleaned = 5.07822e-05 Jy ! Total flux subtracted in 200 components = 5.07822e-05 Jy ! Clean residual min=-0.000914 max=0.000853 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0719383 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.0719383 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=0.048361Jy sigma=0.458554 ! Fit after self-cal, rms=0.048360Jy sigma=0.458551 ! 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=0.048360Jy sigma=0.458551 ! Fit after self-cal, rms=0.048226Jy sigma=0.458544 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.116 mas, bmaj=2.658 mas, bpa=1.069 degrees ! Estimated noise=0.573582 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.59545e-05 Jy ! Component: 100 - total flux cleaned = 0.00014597 Jy ! Component: 150 - total flux cleaned = 0.000179832 Jy ! Component: 200 - total flux cleaned = 0.000217087 Jy ! Total flux subtracted in 200 components = 0.000217087 Jy ! Clean residual min=-0.000832 max=0.000791 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0721554 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 86 components and 0.0721554 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=0.048226Jy sigma=0.458540 ! Fit after self-cal, rms=0.048226Jy sigma=0.458538 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 = 1.58428e-05 Jy ! Component: 100 - total flux cleaned = 4.41912e-05 Jy ! Component: 150 - total flux cleaned = 7.05311e-05 Jy ! Component: 200 - total flux cleaned = 9.02408e-05 Jy ! Total flux subtracted in 200 components = 9.02408e-05 Jy ! Clean residual min=-0.000817 max=0.000800 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0722456 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 91 components and 0.0722456 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=0.048226Jy sigma=0.458538 ! Fit after self-cal, rms=0.048226Jy sigma=0.458538 ! 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=0.9358 mas, bmaj=1.646 mas, bpa=0.3628 degrees ! Estimated noise=0.45597 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9358 x 1.646 at 0.3628 degrees (North through East) ! Clean map min=-0.00083537 max=0.040223 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=0.7166 mas, bmaj=1.337 mas, bpa=-1.5 degrees ! Estimated noise=0.833456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0318364 Jy ! Component: 100 - total flux cleaned = 0.0451471 Jy ! Component: 150 - total flux cleaned = 0.0536692 Jy ! Component: 200 - total flux cleaned = 0.0592522 Jy ! Total flux subtracted in 200 components = 0.0592522 Jy ! Clean residual min=-0.002021 max=0.003006 Jy/beam ! Clean residual mean=-0.000000 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.0592522 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0592522 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9358 mas, bmaj=1.646 mas, bpa=0.3628 degrees ! Estimated noise=0.45597 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 = 0.00440839 Jy ! Component: 100 - total flux cleaned = 0.00689577 Jy ! Component: 150 - total flux cleaned = 0.0085541 Jy ! Component: 200 - total flux cleaned = 0.00973191 Jy ! Total flux subtracted in 200 components = 0.00973191 Jy ! Clean residual min=-0.000912 max=0.000855 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0689841 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 31 components and 0.0689841 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=2.116 mas, bmaj=2.658 mas, bpa=1.069 degrees ! Estimated noise=0.573582 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116192 Jy ! Component: 100 - total flux cleaned = 0.0019136 Jy ! Component: 150 - total flux cleaned = 0.00244741 Jy ! Component: 200 - total flux cleaned = 0.00269368 Jy ! Total flux subtracted in 200 components = 0.00269368 Jy ! Clean residual min=-0.000843 max=0.000778 Jy/beam ! Clean residual mean=-0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0716778 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 = 0.000185246 Jy ! Component: 100 - total flux cleaned = 0.000326708 Jy ! Component: 150 - total flux cleaned = 0.000382492 Jy ! Component: 200 - total flux cleaned = 0.000415315 Jy ! Total flux subtracted in 200 components = 0.000415315 Jy ! Clean residual min=-0.000809 max=0.000773 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0720931 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 61 components and 0.0720931 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9358 mas, bmaj=1.646 mas, bpa=0.3628 degrees ! Estimated noise=0.45597 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.38942e-05 Jy ! Component: 100 - total flux cleaned = -6.39352e-05 Jy ! Component: 150 - total flux cleaned = -4.96027e-05 Jy ! Component: 200 - total flux cleaned = -5.01025e-05 Jy ! Total flux subtracted in 200 components = -5.01025e-05 Jy ! Clean residual min=-0.000926 max=0.000846 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.072043 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 74 components and 0.072043 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=0.048227Jy sigma=0.458561 ! Fit after self-cal, rms=0.048222Jy sigma=0.458529 wmodel J0539+3308_X_map.mod ! Writing 74 model components to file: J0539+3308_X_map.mod wobs J0539+3308_X_uvs.fits ! Writing UV FITS file: J0539+3308_X_uvs.fits wwins J0539+3308_X_map.win ! wwins: Wrote 3 windows to J0539+3308_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 = -2.23986e-05 Jy ! Component: 100 - total flux cleaned = -6.62705e-05 Jy ! Component: 150 - total flux cleaned = -8.02425e-05 Jy ! Component: 200 - total flux cleaned = -0.000107377 Jy ! Component: 250 - total flux cleaned = -0.000147211 Jy ! Component: 300 - total flux cleaned = -0.000147192 Jy ! Component: 350 - total flux cleaned = -0.000147185 Jy ! Component: 400 - total flux cleaned = -0.000147137 Jy ! Component: 450 - total flux cleaned = -0.000147091 Jy ! Component: 500 - total flux cleaned = -0.000146995 Jy ! Component: 550 - total flux cleaned = -0.000182591 Jy ! Component: 600 - total flux cleaned = -0.000205899 Jy ! Component: 650 - total flux cleaned = -0.00020589 Jy ! Component: 700 - total flux cleaned = -0.000228939 Jy ! Component: 750 - total flux cleaned = -0.000274229 Jy ! Component: 800 - total flux cleaned = -0.000285289 Jy ! Component: 850 - total flux cleaned = -0.000318498 Jy ! Component: 900 - total flux cleaned = -0.000340494 Jy ! Component: 950 - total flux cleaned = -0.000394871 Jy ! Component: 1000 - total flux cleaned = -0.00037342 Jy ! Component: 1050 - total flux cleaned = -0.000394918 Jy ! Component: 1100 - total flux cleaned = -0.000437025 Jy ! Component: 1150 - total flux cleaned = -0.000426642 Jy ! Component: 1200 - total flux cleaned = -0.000447534 Jy ! Component: 1250 - total flux cleaned = -0.000488516 Jy ! Component: 1300 - total flux cleaned = -0.000508979 Jy ! Component: 1350 - total flux cleaned = -0.000539168 Jy ! Component: 1400 - total flux cleaned = -0.00051914 Jy ! Component: 1450 - total flux cleaned = -0.000549026 Jy ! Component: 1500 - total flux cleaned = -0.000568622 Jy ! Component: 1550 - total flux cleaned = -0.000568582 Jy ! Component: 1600 - total flux cleaned = -0.000597569 Jy ! Component: 1650 - total flux cleaned = -0.000597614 Jy ! Component: 1700 - total flux cleaned = -0.000559479 Jy ! Component: 1750 - total flux cleaned = -0.000550017 Jy ! Component: 1800 - total flux cleaned = -0.000550109 Jy ! Component: 1850 - total flux cleaned = -0.000531351 Jy ! Component: 1900 - total flux cleaned = -0.000522025 Jy ! Component: 1950 - total flux cleaned = -0.000503683 Jy ! Component: 2000 - total flux cleaned = -0.000494557 Jy ! Component: 2050 - total flux cleaned = -0.000458096 Jy ! Component: 2100 - total flux cleaned = -0.000449048 Jy ! Component: 2150 - total flux cleaned = -0.000422149 Jy ! Component: 2200 - total flux cleaned = -0.000431002 Jy ! Component: 2250 - total flux cleaned = -0.00042212 Jy ! Component: 2300 - total flux cleaned = -0.000404579 Jy ! Component: 2350 - total flux cleaned = -0.000422179 Jy ! Component: 2400 - total flux cleaned = -0.000404804 Jy ! Component: 2450 - total flux cleaned = -0.000378881 Jy ! Component: 2500 - total flux cleaned = -0.000370241 Jy ! Component: 2550 - total flux cleaned = -0.000344594 Jy ! Component: 2600 - total flux cleaned = -0.000310631 Jy ! Component: 2650 - total flux cleaned = -0.000335937 Jy ! Component: 2700 - total flux cleaned = -0.000369461 Jy ! Component: 2750 - total flux cleaned = -0.00036107 Jy ! Component: 2800 - total flux cleaned = -0.000319514 Jy ! Component: 2850 - total flux cleaned = -0.000319621 Jy ! Component: 2900 - total flux cleaned = -0.000303159 Jy ! Component: 2950 - total flux cleaned = -0.000319488 Jy ! Component: 3000 - total flux cleaned = -0.000327624 Jy ! Component: 3050 - total flux cleaned = -0.00033563 Jy ! Component: 3100 - total flux cleaned = -0.000351682 Jy ! Component: 3150 - total flux cleaned = -0.000327649 Jy ! Component: 3200 - total flux cleaned = -0.00030385 Jy ! Component: 3250 - total flux cleaned = -0.000303791 Jy ! Component: 3300 - total flux cleaned = -0.000288006 Jy ! Component: 3350 - total flux cleaned = -0.000303684 Jy ! Component: 3400 - total flux cleaned = -0.000303748 Jy ! Component: 3450 - total flux cleaned = -0.000334865 Jy ! Component: 3500 - total flux cleaned = -0.000280883 Jy ! Component: 3550 - total flux cleaned = -0.000311594 Jy ! Component: 3600 - total flux cleaned = -0.000288668 Jy ! Component: 3650 - total flux cleaned = -0.000311516 Jy ! Component: 3700 - total flux cleaned = -0.000281253 Jy ! Component: 3750 - total flux cleaned = -0.00028884 Jy ! Component: 3800 - total flux cleaned = -0.000281357 Jy ! Component: 3850 - total flux cleaned = -0.000258912 Jy ! Component: 3900 - total flux cleaned = -0.000258955 Jy ! Component: 3950 - total flux cleaned = -0.000258985 Jy ! Component: 4000 - total flux cleaned = -0.000229598 Jy ! Component: 4050 - total flux cleaned = -0.000251574 Jy ! Total flux subtracted in 4096 components = -0.000229635 Jy ! Clean residual min=-0.000523 max=0.000455 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0718133 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 387 components and 0.0718133 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0539+3308_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9358 x 1.646 at 0.3628 degrees (North through East) ! Clean map min=-0.00072695 max=0.040039 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0539+3308_X_map.fits wmodel /image_prod/ug002_uva//J0539+3308_X_map.mod ! Writing 387 model components to file: /image_prod/ug002_uva//J0539+3308_X_map.mod wobs /image_prod/ug002_uva//J0539+3308_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0539+3308_X_uvs.fits wwins /image_prod/ug002_uva//J0539+3308_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0539+3308_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0400389 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124708 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.9344 0.9344 1.8688 3.7376 7.4752 14.9504 29.9008 59.8016 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 321.061 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0539+3308_X_dfm.log closed on Wed Mar 4 20:56:37 2020