! Started logfile: /image_prod/ug002_uva//J1955+5131_X_b_dfm.log on Thu Mar 5 04:28:25 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//J1955+5131_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1955+5131_X_b_uva.fits ! AN table 1: 18 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.807099 visibilities/baseline/integration-bin. ! Found source: J1955+5131 ! ! 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 6276 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 J1955+5131_X_b] 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 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 17 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.252352Jy sigma=8.147367 ! Fit after self-cal, rms=0.340551Jy sigma=2.271191 ! 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=0.8843 mas, bmaj=1.383 mas, bpa=-12.44 degrees ! Estimated noise=2.07254 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 = 0.51378 Jy ! Component: 100 - total flux cleaned = 0.661518 Jy ! Total flux subtracted in 100 components = 0.661518 Jy ! Clean residual min=-0.030861 max=0.067398 Jy/beam ! Clean residual mean=-0.000024 rms=0.007663 Jy/beam ! Combined flux in latest and established models = 0.661518 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.661518 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=0.195358Jy sigma=1.193465 ! Fit after self-cal, rms=0.194859Jy sigma=1.190278 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0762158 Jy ! Component: 100 - total flux cleaned = 0.120321 Jy ! Total flux subtracted in 100 components = 0.120321 Jy ! Clean residual min=-0.027920 max=0.038369 Jy/beam ! Clean residual mean=-0.000027 rms=0.005696 Jy/beam ! Combined flux in latest and established models = 0.781839 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.781839 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=0.142182Jy sigma=0.882401 ! Fit after self-cal, rms=0.141843Jy sigma=0.880276 ! Inverting map ! Added new window around map position (-1.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0391557 Jy ! Component: 100 - total flux cleaned = 0.0627419 Jy ! Total flux subtracted in 100 components = 0.0627419 Jy ! Clean residual min=-0.028375 max=0.029153 Jy/beam ! Clean residual mean=-0.000030 rms=0.004971 Jy/beam ! Combined flux in latest and established models = 0.844581 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 0.844581 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=0.125158Jy sigma=0.784831 ! Fit after self-cal, rms=0.124103Jy sigma=0.776870 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.098 mas, bmaj=1.645 mas, bpa=-10.35 degrees ! Estimated noise=1.40043 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 (1.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0358716 Jy ! Component: 100 - total flux cleaned = 0.0539883 Jy ! Component: 150 - total flux cleaned = 0.0642594 Jy ! Component: 200 - total flux cleaned = 0.0682086 Jy ! Total flux subtracted in 200 components = 0.0682086 Jy ! Clean residual min=-0.027101 max=0.027324 Jy/beam ! Clean residual mean=-0.000077 rms=0.004982 Jy/beam ! Combined flux in latest and established models = 0.91279 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 51 components and 0.91279 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=0.110087Jy sigma=0.694320 ! Fit after self-cal, rms=0.109442Jy sigma=0.689792 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.098 x 1.645 at -10.35 degrees (North through East) ! Clean map min=-0.025784 max=0.68768 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 0.94 KP 1.08 ! LA 1.00 MK 1.05 NL 1.11 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 0.96 KP 1.08 ! LA 0.99 MK 1.03 NL 1.11 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 0.97 KP 1.08 ! LA 1.01 MK 1.05 NL 1.11 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.96 KP 1.08 ! LA 1.00 MK 1.04 NL 1.12 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.94 KP 1.08 ! LA 0.99 MK 1.03 NL 1.12 OV 0.93 ! PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.95 KP 1.09 ! LA 1.02 MK 1.01 NL 1.11 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.93 KP 1.09 ! LA 1.01 MK 1.01 NL 1.11 OV 0.92 ! PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.92 KP 1.09 ! LA 1.01 MK 1.02 NL 1.12 OV 0.92 ! PT 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.95 KP 1.05 ! LA 1.01 MK 1.01 NL 1.09 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.94 KP 1.06 ! LA 0.99 MK 0.99 NL 1.11 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.95 KP 1.10 ! LA 0.99 MK 1.01 NL 1.08 OV 0.92 ! PT 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.95 KP 1.05 ! LA 1.01 MK 1.06 NL 1.08 OV 0.90 ! PT 0.91 ! ! ! Fit before self-cal, rms=0.109442Jy sigma=0.689792 ! Fit after self-cal, rms=0.084521Jy sigma=0.541069 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.109 mas, bmaj=1.646 mas, bpa=-10.04 degrees ! Estimated noise=1.39206 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 = 0.000582922 Jy ! Component: 100 - total flux cleaned = 0.000555688 Jy ! Component: 150 - total flux cleaned = 0.00114441 Jy ! Component: 200 - total flux cleaned = 0.00114201 Jy ! Total flux subtracted in 200 components = 0.00114201 Jy ! Clean residual min=-0.013699 max=0.012862 Jy/beam ! Clean residual mean=-0.000014 rms=0.002922 Jy/beam ! Combined flux in latest and established models = 0.913932 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 68 components and 0.913932 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=0.081555Jy sigma=0.519372 ! Fit after self-cal, rms=0.081280Jy sigma=0.517407 ! 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=0.081280Jy sigma=0.517407 ! Fit after self-cal, rms=0.071219Jy sigma=0.438850 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.109 mas, bmaj=1.66 mas, bpa=-9.1 degrees ! Estimated noise=1.39197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00080353 Jy ! Component: 100 - total flux cleaned = 0.000417814 Jy ! Component: 150 - total flux cleaned = 0.00158176 Jy ! Component: 200 - total flux cleaned = 0.00270275 Jy ! Total flux subtracted in 200 components = 0.00270275 Jy ! Clean residual min=-0.008204 max=0.013716 Jy/beam ! Clean residual mean=-0.000009 rms=0.001767 Jy/beam ! Combined flux in latest and established models = 0.916635 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 85 components and 0.916635 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=0.069334Jy sigma=0.426733 ! Fit after self-cal, rms=0.069085Jy sigma=0.425402 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, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132638 Jy ! Component: 100 - total flux cleaned = 0.0203814 Jy ! Component: 150 - total flux cleaned = 0.0245121 Jy ! Component: 200 - total flux cleaned = 0.0258562 Jy ! Total flux subtracted in 200 components = 0.0258562 Jy ! Clean residual min=-0.006613 max=0.006111 Jy/beam ! Clean residual mean=0.000003 rms=0.001334 Jy/beam ! Combined flux in latest and established models = 0.942491 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 0.942491 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=0.066013Jy sigma=0.408066 ! Fit after self-cal, rms=0.065781Jy sigma=0.406647 ! 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=0.065781Jy sigma=0.406647 ! Fit after self-cal, rms=0.065041Jy sigma=0.403239 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.107 mas, bmaj=1.661 mas, bpa=-9.012 degrees ! Estimated noise=1.38839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192009 Jy ! Component: 100 - total flux cleaned = 0.00349636 Jy ! Component: 150 - total flux cleaned = 0.00509797 Jy ! Component: 200 - total flux cleaned = 0.00651883 Jy ! Total flux subtracted in 200 components = 0.00651883 Jy ! Clean residual min=-0.005866 max=0.004935 Jy/beam ! Clean residual mean=0.000005 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.94901 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 117 components and 0.94901 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=0.064088Jy sigma=0.397467 ! Fit after self-cal, rms=0.064001Jy sigma=0.396984 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 = 0.000956951 Jy ! Component: 100 - total flux cleaned = 0.00164842 Jy ! Component: 150 - total flux cleaned = 0.00195876 Jy ! Component: 200 - total flux cleaned = 0.00215061 Jy ! Total flux subtracted in 200 components = 0.00215061 Jy ! Clean residual min=-0.005376 max=0.004590 Jy/beam ! Clean residual mean=0.000006 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.95116 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 128 components and 0.95116 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=0.063628Jy sigma=0.394845 ! Fit after self-cal, rms=0.063603Jy sigma=0.394715 ! 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=0.063603Jy sigma=0.394715 ! Fit after self-cal, rms=0.063366Jy sigma=0.393686 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.324 mas, bmaj=2.588 mas, bpa=20.48 degrees ! Estimated noise=1.73967 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000149677 Jy ! Component: 100 - total flux cleaned = 0.00110138 Jy ! Component: 150 - total flux cleaned = 0.00174938 Jy ! Component: 200 - total flux cleaned = 0.00228154 Jy ! Total flux subtracted in 200 components = 0.00228154 Jy ! Clean residual min=-0.005070 max=0.005381 Jy/beam ! Clean residual mean=0.000015 rms=0.001334 Jy/beam ! Combined flux in latest and established models = 0.953442 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 147 components and 0.953442 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=0.063150Jy sigma=0.392598 ! Fit after self-cal, rms=0.063107Jy sigma=0.392334 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 = -0.000264226 Jy ! Component: 100 - total flux cleaned = 4.4111e-05 Jy ! Component: 150 - total flux cleaned = 0.00035512 Jy ! Component: 200 - total flux cleaned = 0.000615614 Jy ! Total flux subtracted in 200 components = 0.000615614 Jy ! Clean residual min=-0.004900 max=0.005140 Jy/beam ! Clean residual mean=0.000015 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 0.954057 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 152 components and 0.954057 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=0.063020Jy sigma=0.391951 ! Fit after self-cal, rms=0.063004Jy sigma=0.391832 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.107 mas, bmaj=1.662 mas, bpa=-9.014 degrees ! Estimated noise=1.38757 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.107 x 1.662 at -9.014 degrees (North through East) ! Clean map min=-0.0082069 max=0.68333 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 ! Performing amp+phase self-cal ! ! 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=0.063004Jy sigma=0.391832 ! Fit after self-cal, rms=0.059455Jy sigma=0.362587 ! Inverting map and beam ! Estimated beam: bmin=1.108 mas, bmaj=1.662 mas, bpa=-9.015 degrees ! Estimated noise=1.38699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.90158e-05 Jy ! Component: 100 - total flux cleaned = 0.000285394 Jy ! Component: 150 - total flux cleaned = 0.000202618 Jy ! Component: 200 - total flux cleaned = 0.000278389 Jy ! Total flux subtracted in 200 components = 0.000278389 Jy ! Clean residual min=-0.004363 max=0.003981 Jy/beam ! Clean residual mean=0.000005 rms=0.000863 Jy/beam ! Combined flux in latest and established models = 0.954336 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 166 components and 0.954336 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=0.059179Jy sigma=0.360962 ! Fit after self-cal, rms=0.059170Jy sigma=0.360920 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000252054 Jy ! Component: 100 - total flux cleaned = -0.000252336 Jy ! Component: 150 - total flux cleaned = -0.000121034 Jy ! Component: 200 - total flux cleaned = -0.00018351 Jy ! Total flux subtracted in 200 components = -0.00018351 Jy ! Clean residual min=-0.004140 max=0.003845 Jy/beam ! Clean residual mean=0.000005 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.954152 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 174 components and 0.954152 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=0.059022Jy sigma=0.360086 ! Fit after self-cal, rms=0.059018Jy sigma=0.360063 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.059018Jy sigma=0.360063 ! Fit after self-cal, rms=0.058993Jy sigma=0.359783 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=0.8928 mas, bmaj=1.399 mas, bpa=-11.15 degrees ! Estimated noise=2.0637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.509774 Jy ! Component: 100 - total flux cleaned = 0.659804 Jy ! Component: 150 - total flux cleaned = 0.738016 Jy ! Component: 200 - total flux cleaned = 0.785404 Jy ! Total flux subtracted in 200 components = 0.785404 Jy ! Clean residual min=-0.013827 max=0.025158 Jy/beam ! Clean residual mean=-0.000004 rms=0.003268 Jy/beam ! Combined flux in latest and established models = 0.785404 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.785404 Jy ! Inverting map and beam ! Estimated beam: bmin=1.109 mas, bmaj=1.663 mas, bpa=-9.004 degrees ! Estimated noise=1.38716 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 = 0.0460094 Jy ! Component: 100 - total flux cleaned = 0.074291 Jy ! Component: 150 - total flux cleaned = 0.0944552 Jy ! Component: 200 - total flux cleaned = 0.109507 Jy ! Total flux subtracted in 200 components = 0.109507 Jy ! Clean residual min=-0.006237 max=0.008704 Jy/beam ! Clean residual mean=-0.000015 rms=0.001731 Jy/beam ! Combined flux in latest and established models = 0.894911 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 54 components and 0.894911 Jy ! Inverting map ! Added new window around map position (-1, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117227 Jy ! Component: 100 - total flux cleaned = 0.021224 Jy ! Component: 150 - total flux cleaned = 0.0291022 Jy ! Component: 200 - total flux cleaned = 0.0344466 Jy ! Total flux subtracted in 200 components = 0.0344466 Jy ! Clean residual min=-0.005031 max=0.006378 Jy/beam ! Clean residual mean=-0.000003 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 0.929358 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 74 components and 0.929358 Jy ! Inverting map ! Added new window around map position (-7.8, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00548649 Jy ! Component: 100 - total flux cleaned = 0.0079795 Jy ! Component: 150 - total flux cleaned = 0.00987275 Jy ! Component: 200 - total flux cleaned = 0.0117855 Jy ! Total flux subtracted in 200 components = 0.0117855 Jy ! Clean residual min=-0.004560 max=0.004374 Jy/beam ! Clean residual mean=0.000001 rms=0.001037 Jy/beam ! Combined flux in latest and established models = 0.941143 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 96 components and 0.941143 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=2.324 mas, bmaj=2.593 mas, bpa=20.79 degrees ! Estimated noise=1.73669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0053929 Jy ! Component: 100 - total flux cleaned = 0.00788189 Jy ! Component: 150 - total flux cleaned = 0.009864 Jy ! Component: 200 - total flux cleaned = 0.0115343 Jy ! Total flux subtracted in 200 components = 0.0115343 Jy ! Clean residual min=-0.005290 max=0.004697 Jy/beam ! Clean residual mean=0.000013 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 0.952678 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 = 0.00109212 Jy ! Component: 100 - total flux cleaned = 0.00214253 Jy ! Component: 150 - total flux cleaned = 0.00300834 Jy ! Component: 200 - total flux cleaned = 0.00378415 Jy ! Total flux subtracted in 200 components = 0.00378415 Jy ! Clean residual min=-0.004909 max=0.004391 Jy/beam ! Clean residual mean=0.000016 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 0.956462 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 141 components and 0.956462 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.109 mas, bmaj=1.663 mas, bpa=-9.004 degrees ! Estimated noise=1.38716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000544337 Jy ! Component: 100 - total flux cleaned = -0.000136379 Jy ! Component: 150 - total flux cleaned = 9.52288e-05 Jy ! Component: 200 - total flux cleaned = 0.000625903 Jy ! Total flux subtracted in 200 components = 0.000625903 Jy ! Clean residual min=-0.004032 max=0.003882 Jy/beam ! Clean residual mean=0.000008 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.957088 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 154 components and 0.957088 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=0.059681Jy sigma=0.362365 ! Fit after self-cal, rms=0.059606Jy sigma=0.361803 wmodel J1955+5131_X_b_map.mod ! Writing 154 model components to file: J1955+5131_X_b_map.mod wobs J1955+5131_X_b_uvs.fits ! Writing UV FITS file: J1955+5131_X_b_uvs.fits wwins J1955+5131_X_b_map.win ! wwins: Wrote 6 windows to J1955+5131_X_b_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 = -0.000203487 Jy ! Component: 100 - total flux cleaned = -0.000737275 Jy ! Component: 150 - total flux cleaned = -0.000926031 Jy ! Component: 200 - total flux cleaned = -0.00104663 Jy ! Component: 250 - total flux cleaned = -0.00139736 Jy ! Component: 300 - total flux cleaned = -0.00167981 Jy ! Component: 350 - total flux cleaned = -0.00189862 Jy ! Component: 400 - total flux cleaned = -0.00200521 Jy ! Component: 450 - total flux cleaned = -0.00200482 Jy ! Component: 500 - total flux cleaned = -0.00215601 Jy ! Component: 550 - total flux cleaned = -0.00235102 Jy ! Component: 600 - total flux cleaned = -0.00244691 Jy ! Component: 650 - total flux cleaned = -0.00254113 Jy ! Component: 700 - total flux cleaned = -0.00258694 Jy ! Component: 750 - total flux cleaned = -0.00263145 Jy ! Component: 800 - total flux cleaned = -0.00267504 Jy ! Component: 850 - total flux cleaned = -0.00289099 Jy ! Component: 900 - total flux cleaned = -0.00306014 Jy ! Component: 950 - total flux cleaned = -0.00322618 Jy ! Component: 1000 - total flux cleaned = -0.00334853 Jy ! Component: 1050 - total flux cleaned = -0.00359037 Jy ! Component: 1100 - total flux cleaned = -0.00370853 Jy ! Component: 1150 - total flux cleaned = -0.0037868 Jy ! Component: 1200 - total flux cleaned = -0.00394071 Jy ! Component: 1250 - total flux cleaned = -0.00413029 Jy ! Component: 1300 - total flux cleaned = -0.00435349 Jy ! Component: 1350 - total flux cleaned = -0.00438898 Jy ! Component: 1400 - total flux cleaned = -0.00449751 Jy ! Component: 1450 - total flux cleaned = -0.00460449 Jy ! Component: 1500 - total flux cleaned = -0.00478029 Jy ! Component: 1550 - total flux cleaned = -0.00484994 Jy ! Component: 1600 - total flux cleaned = -0.00488475 Jy ! Component: 1650 - total flux cleaned = -0.00512165 Jy ! Component: 1700 - total flux cleaned = -0.00522183 Jy ! Component: 1750 - total flux cleaned = -0.00525498 Jy ! Component: 1800 - total flux cleaned = -0.00548247 Jy ! Component: 1850 - total flux cleaned = -0.00541756 Jy ! Component: 1900 - total flux cleaned = -0.00563911 Jy ! Component: 1950 - total flux cleaned = -0.00554534 Jy ! Component: 2000 - total flux cleaned = -0.00576268 Jy ! Component: 2050 - total flux cleaned = -0.00588513 Jy ! Component: 2100 - total flux cleaned = -0.0058243 Jy ! Component: 2150 - total flux cleaned = -0.00600367 Jy ! Component: 2200 - total flux cleaned = -0.0060033 Jy ! Component: 2250 - total flux cleaned = -0.00614923 Jy ! Component: 2300 - total flux cleaned = -0.00614927 Jy ! Component: 2350 - total flux cleaned = -0.00620701 Jy ! Component: 2400 - total flux cleaned = -0.00623524 Jy ! Component: 2450 - total flux cleaned = -0.00637501 Jy ! Component: 2500 - total flux cleaned = -0.00637499 Jy ! Component: 2550 - total flux cleaned = -0.00634754 Jy ! Component: 2600 - total flux cleaned = -0.00640133 Jy ! Component: 2650 - total flux cleaned = -0.00645452 Jy ! Component: 2700 - total flux cleaned = -0.00642774 Jy ! Component: 2750 - total flux cleaned = -0.00632244 Jy ! Component: 2800 - total flux cleaned = -0.00637475 Jy ! Component: 2850 - total flux cleaned = -0.00640082 Jy ! Component: 2900 - total flux cleaned = -0.00635007 Jy ! Component: 2950 - total flux cleaned = -0.00624885 Jy ! Component: 3000 - total flux cleaned = -0.0062989 Jy ! Component: 3050 - total flux cleaned = -0.00614992 Jy ! Component: 3100 - total flux cleaned = -0.00622426 Jy ! Component: 3150 - total flux cleaned = -0.00627305 Jy ! Component: 3200 - total flux cleaned = -0.00622483 Jy ! Component: 3250 - total flux cleaned = -0.00615254 Jy ! Component: 3300 - total flux cleaned = -0.00605745 Jy ! Component: 3350 - total flux cleaned = -0.00617478 Jy ! Component: 3400 - total flux cleaned = -0.00608183 Jy ! Component: 3450 - total flux cleaned = -0.00626699 Jy ! Component: 3500 - total flux cleaned = -0.00624368 Jy ! Component: 3550 - total flux cleaned = -0.0063348 Jy ! Component: 3600 - total flux cleaned = -0.00619917 Jy ! Component: 3650 - total flux cleaned = -0.00615411 Jy ! Component: 3700 - total flux cleaned = -0.006265 Jy ! Component: 3750 - total flux cleaned = -0.00619899 Jy ! Component: 3800 - total flux cleaned = -0.00633014 Jy ! Component: 3850 - total flux cleaned = -0.00622179 Jy ! Component: 3900 - total flux cleaned = -0.00622195 Jy ! Component: 3950 - total flux cleaned = -0.0062432 Jy ! Component: 4000 - total flux cleaned = -0.00628549 Jy ! Component: 4050 - total flux cleaned = -0.00630685 Jy ! Total flux subtracted in 4096 components = -0.0063279 Jy ! Clean residual min=-0.001190 max=0.001330 Jy/beam ! Clean residual mean=0.000002 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.95076 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 454 components and 0.95076 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1955+5131_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.109 x 1.663 at -9.004 degrees (North through East) ! Clean map min=-0.005126 max=0.68252 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1955+5131_X_b_map.fits wmodel /image_prod/ug002_uva//J1955+5131_X_b_map.mod ! Writing 454 model components to file: /image_prod/ug002_uva//J1955+5131_X_b_map.mod wobs /image_prod/ug002_uva//J1955+5131_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1955+5131_X_b_uvs.fits wwins /image_prod/ug002_uva//J1955+5131_X_b_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1955+5131_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.682516 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000356407 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.156659 0.156659 0.313317 0.626635 1.25327 2.50654 5.01308 10.0262 20.0523 40.1046 80.2092 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.682 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1914.99 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1955+5131_X_b_dfm.log closed on Thu Mar 5 04:28:29 2020