! Started logfile: /image_prod/ug002_uva//J2142-2551_X_dfm.log on Thu Mar 5 05:21:25 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//J2142-2551_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2142-2551_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.996111 visibilities/baseline/integration-bin. ! Found source: J2142-2551 ! ! 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 21516 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 J2142-2551_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=1.002977Jy sigma=8.399736 ! Fit after self-cal, rms=0.948046Jy sigma=7.906235 ! 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=0.576 mas, bmaj=1.657 mas, bpa=-1.424 degrees ! Estimated noise=1.30445 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 = 0.0386616 Jy ! Component: 100 - total flux cleaned = 0.0483287 Jy ! Total flux subtracted in 100 components = 0.0483287 Jy ! Clean residual min=-0.003249 max=0.005719 Jy/beam ! Clean residual mean=-0.000007 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.0483287 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0483287 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=0.065436Jy sigma=0.486606 ! Fit after self-cal, rms=0.064561Jy sigma=0.479921 ! Inverting map ! Added new window around map position (-1.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00662741 Jy ! Component: 100 - total flux cleaned = 0.011094 Jy ! Total flux subtracted in 100 components = 0.011094 Jy ! Clean residual min=-0.003108 max=0.004046 Jy/beam ! Clean residual mean=-0.000003 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.0594227 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.0594227 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=0.063382Jy sigma=0.466235 ! Fit after self-cal, rms=0.063335Jy sigma=0.465675 ! 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=0.7838 mas, bmaj=2.045 mas, bpa=-2.289 degrees ! Estimated noise=0.595167 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 = 0.00651118 Jy ! Component: 100 - total flux cleaned = 0.00985071 Jy ! Component: 150 - total flux cleaned = 0.0117759 Jy ! Component: 200 - total flux cleaned = 0.0129055 Jy ! Total flux subtracted in 200 components = 0.0129055 Jy ! Clean residual min=-0.002223 max=0.002782 Jy/beam ! Clean residual mean=-0.000002 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.0723282 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 57 components and 0.0723282 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=0.062732Jy sigma=0.459377 ! Fit after self-cal, rms=0.062695Jy sigma=0.458769 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7838 x 2.045 at -2.289 degrees (North through East) ! Clean map min=-0.0018322 max=0.052521 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 HN 1.27 KP 1.03 ! LA 1.05 MK 0.99 OV 0.94 PT 0.90 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 HN 1.16 KP 1.06 ! LA 1.06 MK 0.99 OV 0.96 PT 0.88 ! SC 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.16 KP 1.05 ! LA 1.05 MK 0.99 OV 0.96 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.25 KP 1.10 ! LA 1.00 MK 1.01 OV 0.90 PT 0.93 ! SC 1.11 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.10 HN 1.17 KP 1.04 ! LA 1.06 MK 1.02 OV 0.92 PT 0.88 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.11 KP 0.99 ! LA 1.04 MK 1.02 OV 0.98 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.96 KP 1.03 ! LA 1.00 MK 1.05 OV 0.94 PT 0.89 ! SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.01 KP 1.07 ! LA 1.01 MK 1.02 OV 0.93 PT 0.88 ! SC 1.08 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 HN 1.10 KP 1.10 ! LA 0.96 MK 0.95 OV 0.94 PT 0.86 ! SC 0.87 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.08 HN 1.05 KP 1.03 ! LA 0.94 MK 0.99 OV 0.94 PT 0.87 ! SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 1.04 KP 1.01 ! LA 0.96 MK 0.94 OV 0.97 PT 0.90 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 1.03 KP 1.16 ! LA 1.00 MK 0.99 OV 0.97 PT 0.82 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.062695Jy sigma=0.458769 ! Fit after self-cal, rms=0.063847Jy sigma=0.456450 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7867 mas, bmaj=2.039 mas, bpa=-2.064 degrees ! Estimated noise=0.591602 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260359 Jy ! Component: 100 - total flux cleaned = 0.00392907 Jy ! Component: 150 - total flux cleaned = 0.00429437 Jy ! Component: 200 - total flux cleaned = 0.00452849 Jy ! Total flux subtracted in 200 components = 0.00452849 Jy ! Clean residual min=-0.001501 max=0.001380 Jy/beam ! Clean residual mean=-0.000000 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0768567 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.0768567 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=0.063748Jy sigma=0.455357 ! Fit after self-cal, rms=0.063752Jy sigma=0.455078 ! 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=0.063752Jy sigma=0.455078 ! Fit after self-cal, rms=0.064242Jy sigma=0.454405 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7865 mas, bmaj=2.04 mas, bpa=-2.241 degrees ! Estimated noise=0.589674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000860742 Jy ! Component: 100 - total flux cleaned = 0.00101845 Jy ! Component: 150 - total flux cleaned = 0.0010736 Jy ! Component: 200 - total flux cleaned = 0.00113672 Jy ! Total flux subtracted in 200 components = 0.00113672 Jy ! Clean residual min=-0.001284 max=0.001170 Jy/beam ! Clean residual mean=-0.000001 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0779934 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 87 components and 0.0779934 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=0.064224Jy sigma=0.454274 ! Fit after self-cal, rms=0.064231Jy sigma=0.454233 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 = 0.000221862 Jy ! Component: 100 - total flux cleaned = 0.000267879 Jy ! Component: 150 - total flux cleaned = 0.000322711 Jy ! Component: 200 - total flux cleaned = 0.000346928 Jy ! Total flux subtracted in 200 components = 0.000346928 Jy ! Clean residual min=-0.001305 max=0.001153 Jy/beam ! Clean residual mean=-0.000001 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0783404 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 91 components and 0.0783404 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=0.064222Jy sigma=0.454189 ! Fit after self-cal, rms=0.064218Jy sigma=0.454183 ! 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=0.064218Jy sigma=0.454183 ! Fit after self-cal, rms=0.064234Jy sigma=0.454024 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7849 mas, bmaj=2.038 mas, bpa=-2.278 degrees ! Estimated noise=0.587035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.88555e-05 Jy ! Component: 100 - total flux cleaned = 0.000136478 Jy ! Component: 150 - total flux cleaned = 0.000169378 Jy ! Component: 200 - total flux cleaned = 0.000198598 Jy ! Total flux subtracted in 200 components = 0.000198598 Jy ! Clean residual min=-0.001189 max=0.001118 Jy/beam ! Clean residual mean=-0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.078539 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 95 components and 0.078539 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=0.064228Jy sigma=0.453995 ! Fit after self-cal, rms=0.064234Jy sigma=0.453980 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 = -3.88618e-06 Jy ! Component: 100 - total flux cleaned = 2.50842e-05 Jy ! Component: 150 - total flux cleaned = 2.47695e-05 Jy ! Component: 200 - total flux cleaned = 2.47464e-05 Jy ! Total flux subtracted in 200 components = 2.47464e-05 Jy ! Clean residual min=-0.001193 max=0.001112 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0785637 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 97 components and 0.0785637 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=0.064230Jy sigma=0.453965 ! Fit after self-cal, rms=0.064228Jy sigma=0.453961 ! 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=0.064228Jy sigma=0.453961 ! Fit after self-cal, rms=0.063827Jy sigma=0.453956 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.555 mas, bmaj=5.737 mas, bpa=8.302 degrees ! Estimated noise=0.741334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000141064 Jy ! Component: 100 - total flux cleaned = 0.000141298 Jy ! Component: 150 - total flux cleaned = 0.000141048 Jy ! Component: 200 - total flux cleaned = 0.000140859 Jy ! Total flux subtracted in 200 components = 0.000140859 Jy ! Clean residual min=-0.001538 max=0.001117 Jy/beam ! Clean residual mean=-0.000002 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0787046 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 101 components and 0.0787046 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=0.063824Jy sigma=0.453948 ! Fit after self-cal, rms=0.063821Jy sigma=0.453945 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 = 7.77462e-06 Jy ! Component: 100 - total flux cleaned = 4.13353e-07 Jy ! Component: 150 - total flux cleaned = 4.34384e-07 Jy ! Component: 200 - total flux cleaned = 2.40076e-07 Jy ! Total flux subtracted in 200 components = 2.40076e-07 Jy ! Clean residual min=-0.001536 max=0.001102 Jy/beam ! Clean residual mean=-0.000002 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0787048 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 104 components and 0.0787048 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=0.063819Jy sigma=0.453942 ! Fit after self-cal, rms=0.063817Jy sigma=0.453939 ! 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=0.7841 mas, bmaj=2.037 mas, bpa=-2.214 degrees ! Estimated noise=0.585514 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7841 x 2.037 at -2.214 degrees (North through East) ! Clean map min=-0.0017239 max=0.052049 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=0.5756 mas, bmaj=1.65 mas, bpa=-1.198 degrees ! Estimated noise=1.27768 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0384023 Jy ! Component: 100 - total flux cleaned = 0.0493565 Jy ! Component: 150 - total flux cleaned = 0.0557977 Jy ! Component: 200 - total flux cleaned = 0.0602809 Jy ! Total flux subtracted in 200 components = 0.0602809 Jy ! Clean residual min=-0.003051 max=0.002833 Jy/beam ! Clean residual mean=-0.000003 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.0602809 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0602809 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7841 mas, bmaj=2.037 mas, bpa=-2.214 degrees ! Estimated noise=0.585514 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 = 0.00578419 Jy ! Component: 100 - total flux cleaned = 0.00915744 Jy ! Component: 150 - total flux cleaned = 0.0115758 Jy ! Component: 200 - total flux cleaned = 0.0133417 Jy ! Total flux subtracted in 200 components = 0.0133417 Jy ! Clean residual min=-0.001382 max=0.001343 Jy/beam ! Clean residual mean=-0.000002 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.0736226 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 55 components and 0.0736226 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=2.555 mas, bmaj=5.737 mas, bpa=8.302 degrees ! Estimated noise=0.741334 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234841 Jy ! Component: 100 - total flux cleaned = 0.00367543 Jy ! Component: 150 - total flux cleaned = 0.00423722 Jy ! Component: 200 - total flux cleaned = 0.00440155 Jy ! Total flux subtracted in 200 components = 0.00440155 Jy ! Clean residual min=-0.001603 max=0.001151 Jy/beam ! Clean residual mean=-0.000002 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0780242 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 = 0.000148887 Jy ! Component: 100 - total flux cleaned = 0.0002672 Jy ! Component: 150 - total flux cleaned = 0.000361886 Jy ! Component: 200 - total flux cleaned = 0.000429136 Jy ! Total flux subtracted in 200 components = 0.000429136 Jy ! Clean residual min=-0.001534 max=0.001089 Jy/beam ! Clean residual mean=-0.000002 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0784533 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 82 components and 0.0784533 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7841 mas, bmaj=2.037 mas, bpa=-2.214 degrees ! Estimated noise=0.585514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000156651 Jy ! Component: 100 - total flux cleaned = -0.000177419 Jy ! Component: 150 - total flux cleaned = -0.000177014 Jy ! Component: 200 - total flux cleaned = -0.000161108 Jy ! Total flux subtracted in 200 components = -0.000161108 Jy ! Clean residual min=-0.001207 max=0.001114 Jy/beam ! Clean residual mean=-0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0782922 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 92 components and 0.0782922 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=0.063822Jy sigma=0.453981 ! Fit after self-cal, rms=0.063804Jy sigma=0.453957 wmodel J2142-2551_X_map.mod ! Writing 92 model components to file: J2142-2551_X_map.mod wobs J2142-2551_X_uvs.fits ! Writing UV FITS file: J2142-2551_X_uvs.fits wwins J2142-2551_X_map.win ! wwins: Wrote 3 windows to J2142-2551_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 = -0.000158215 Jy ! Component: 100 - total flux cleaned = -0.000256674 Jy ! Component: 150 - total flux cleaned = -0.000330993 Jy ! Component: 200 - total flux cleaned = -0.000384781 Jy ! Component: 250 - total flux cleaned = -0.000453809 Jy ! Component: 300 - total flux cleaned = -0.000470584 Jy ! Component: 350 - total flux cleaned = -0.000519688 Jy ! Component: 400 - total flux cleaned = -0.000551709 Jy ! Component: 450 - total flux cleaned = -0.000583028 Jy ! Component: 500 - total flux cleaned = -0.000598239 Jy ! Component: 550 - total flux cleaned = -0.000643011 Jy ! Component: 600 - total flux cleaned = -0.00061379 Jy ! Component: 650 - total flux cleaned = -0.00065709 Jy ! Component: 700 - total flux cleaned = -0.000657113 Jy ! Component: 750 - total flux cleaned = -0.000643159 Jy ! Component: 800 - total flux cleaned = -0.000629597 Jy ! Component: 850 - total flux cleaned = -0.000656682 Jy ! Component: 900 - total flux cleaned = -0.000616355 Jy ! Component: 950 - total flux cleaned = -0.00062951 Jy ! Component: 1000 - total flux cleaned = -0.000629343 Jy ! Component: 1050 - total flux cleaned = -0.000616401 Jy ! Component: 1100 - total flux cleaned = -0.000629021 Jy ! Component: 1150 - total flux cleaned = -0.000629143 Jy ! Component: 1200 - total flux cleaned = -0.000678795 Jy ! Component: 1250 - total flux cleaned = -0.000641843 Jy ! Component: 1300 - total flux cleaned = -0.000678463 Jy ! Component: 1350 - total flux cleaned = -0.000702605 Jy ! Component: 1400 - total flux cleaned = -0.000702515 Jy ! Component: 1450 - total flux cleaned = -0.000714346 Jy ! Component: 1500 - total flux cleaned = -0.000749233 Jy ! Component: 1550 - total flux cleaned = -0.000737571 Jy ! Component: 1600 - total flux cleaned = -0.000760391 Jy ! Component: 1650 - total flux cleaned = -0.000737955 Jy ! Component: 1700 - total flux cleaned = -0.000760513 Jy ! Component: 1750 - total flux cleaned = -0.000760668 Jy ! Component: 1800 - total flux cleaned = -0.000749779 Jy ! Component: 1850 - total flux cleaned = -0.000793306 Jy ! Component: 1900 - total flux cleaned = -0.000782471 Jy ! Component: 1950 - total flux cleaned = -0.000771818 Jy ! Component: 2000 - total flux cleaned = -0.000792971 Jy ! Component: 2050 - total flux cleaned = -0.000771817 Jy ! Component: 2100 - total flux cleaned = -0.000750752 Jy ! Component: 2150 - total flux cleaned = -0.000750684 Jy ! Component: 2200 - total flux cleaned = -0.00073022 Jy ! Component: 2250 - total flux cleaned = -0.000770904 Jy ! Component: 2300 - total flux cleaned = -0.000760827 Jy ! Component: 2350 - total flux cleaned = -0.000770874 Jy ! Component: 2400 - total flux cleaned = -0.000741164 Jy ! Component: 2450 - total flux cleaned = -0.000770772 Jy ! Component: 2500 - total flux cleaned = -0.000790359 Jy ! Component: 2550 - total flux cleaned = -0.000790379 Jy ! Component: 2600 - total flux cleaned = -0.000857671 Jy ! Component: 2650 - total flux cleaned = -0.000857632 Jy ! Component: 2700 - total flux cleaned = -0.000829168 Jy ! Component: 2750 - total flux cleaned = -0.000866778 Jy ! Component: 2800 - total flux cleaned = -0.000904106 Jy ! Component: 2850 - total flux cleaned = -0.000913331 Jy ! Component: 2900 - total flux cleaned = -0.000904162 Jy ! Component: 2950 - total flux cleaned = -0.000913357 Jy ! Component: 3000 - total flux cleaned = -0.000967721 Jy ! Component: 3050 - total flux cleaned = -0.000976673 Jy ! Component: 3100 - total flux cleaned = -0.00101237 Jy ! Component: 3150 - total flux cleaned = -0.00103898 Jy ! Component: 3200 - total flux cleaned = -0.00108311 Jy ! Component: 3250 - total flux cleaned = -0.00110067 Jy ! Component: 3300 - total flux cleaned = -0.0011181 Jy ! Component: 3350 - total flux cleaned = -0.00116149 Jy ! Component: 3400 - total flux cleaned = -0.00117016 Jy ! Component: 3450 - total flux cleaned = -0.00122155 Jy ! Component: 3500 - total flux cleaned = -0.00128095 Jy ! Component: 3550 - total flux cleaned = -0.00128097 Jy ! Component: 3600 - total flux cleaned = -0.00132304 Jy ! Component: 3650 - total flux cleaned = -0.00138986 Jy ! Component: 3700 - total flux cleaned = -0.00140647 Jy ! Component: 3750 - total flux cleaned = -0.00143122 Jy ! Component: 3800 - total flux cleaned = -0.00143119 Jy ! Component: 3850 - total flux cleaned = -0.00148847 Jy ! Component: 3900 - total flux cleaned = -0.0015454 Jy ! Component: 3950 - total flux cleaned = -0.0015777 Jy ! Component: 4000 - total flux cleaned = -0.00160188 Jy ! Component: 4050 - total flux cleaned = -0.00164193 Jy ! Total flux subtracted in 4096 components = -0.00168968 Jy ! Clean residual min=-0.000490 max=0.000476 Jy/beam ! Clean residual mean=-0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0766025 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 368 components and 0.0766026 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2142-2551_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7841 x 2.037 at -2.214 degrees (North through East) ! Clean map min=-0.0011926 max=0.052058 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2142-2551_X_map.fits wmodel /image_prod/ug002_uva//J2142-2551_X_map.mod ! Writing 368 model components to file: /image_prod/ug002_uva//J2142-2551_X_map.mod wobs /image_prod/ug002_uva//J2142-2551_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2142-2551_X_uvs.fits wwins /image_prod/ug002_uva//J2142-2551_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2142-2551_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0520579 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013365 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.770197 0.770197 1.54039 3.08079 6.16158 12.3232 24.6463 49.2926 98.5852 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.052 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 389.51 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2142-2551_X_dfm.log closed on Thu Mar 5 05:21:29 2020