! Started logfile: /vlbi/uf001/uva//J0246+3536_X_dfm.log on Sun Jan 13 21:31:45 2019 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 /vlbi/uf001/uva//J0246+3536_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0246+3536_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.820106 visibilities/baseline/integration-bin. ! Found source: J0246+3536 ! ! 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 14880 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 J0246+3536_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.034129Jy sigma=22.454218 ! Fit after self-cal, rms=0.746080Jy sigma=16.270197 ! 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=0.6603 mas, bmaj=1.273 mas, bpa=-1.748 degrees ! Estimated noise=0.494032 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 = 0.195534 Jy ! Component: 100 - total flux cleaned = 0.23881 Jy ! Total flux subtracted in 100 components = 0.23881 Jy ! Clean residual min=-0.009708 max=0.014593 Jy/beam ! Clean residual mean=0.000007 rms=0.001841 Jy/beam ! Combined flux in latest and established models = 0.23881 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.23881 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=0.068064Jy sigma=1.424707 ! Fit after self-cal, rms=0.068057Jy sigma=1.424559 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.015196 Jy ! Component: 100 - total flux cleaned = 0.0226015 Jy ! Total flux subtracted in 100 components = 0.0226015 Jy ! Clean residual min=-0.008560 max=0.008478 Jy/beam ! Clean residual mean=0.000006 rms=0.001547 Jy/beam ! Combined flux in latest and established models = 0.261411 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.261411 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=0.063818Jy sigma=1.335547 ! Fit after self-cal, rms=0.063791Jy sigma=1.334687 ! 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=0.8258 mas, bmaj=1.524 mas, bpa=-1.09 degrees ! Estimated noise=0.292164 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 = 0.00591353 Jy ! Component: 100 - total flux cleaned = 0.00904348 Jy ! Component: 150 - total flux cleaned = 0.0108601 Jy ! Component: 200 - total flux cleaned = 0.0115731 Jy ! Total flux subtracted in 200 components = 0.0115731 Jy ! Clean residual min=-0.006939 max=0.009202 Jy/beam ! Clean residual mean=0.000006 rms=0.001641 Jy/beam ! Combined flux in latest and established models = 0.272984 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.272984 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=0.063194Jy sigma=1.324096 ! Fit after self-cal, rms=0.063199Jy sigma=1.324047 ! Inverting map ! Added new window around map position (2.4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00894487 Jy ! Component: 100 - total flux cleaned = 0.0130629 Jy ! Component: 150 - total flux cleaned = 0.0148867 Jy ! Component: 200 - total flux cleaned = 0.0155955 Jy ! Total flux subtracted in 200 components = 0.0155955 Jy ! Clean residual min=-0.006378 max=0.009293 Jy/beam ! Clean residual mean=0.000008 rms=0.001429 Jy/beam ! Combined flux in latest and established models = 0.28858 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 36 components and 0.28858 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=0.061807Jy sigma=1.291510 ! Fit after self-cal, rms=0.061645Jy sigma=1.288431 ! Inverting map ! Added new window around map position (7.8, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00753942 Jy ! Component: 100 - total flux cleaned = 0.0114709 Jy ! Component: 150 - total flux cleaned = 0.0135065 Jy ! Component: 200 - total flux cleaned = 0.0153688 Jy ! Total flux subtracted in 200 components = 0.0153688 Jy ! Clean residual min=-0.005742 max=0.007736 Jy/beam ! Clean residual mean=0.000005 rms=0.001251 Jy/beam ! Combined flux in latest and established models = 0.303948 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 51 components and 0.303948 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=0.060619Jy sigma=1.264113 ! Fit after self-cal, rms=0.060550Jy sigma=1.262874 ! Inverting map ! Added new window around map position (-1.6, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00659413 Jy ! Component: 100 - total flux cleaned = 0.0105001 Jy ! Component: 150 - total flux cleaned = 0.0128479 Jy ! Component: 200 - total flux cleaned = 0.0142167 Jy ! Total flux subtracted in 200 components = 0.0142167 Jy ! Clean residual min=-0.005544 max=0.006379 Jy/beam ! Clean residual mean=0.000005 rms=0.001090 Jy/beam ! Combined flux in latest and established models = 0.318165 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 75 components and 0.318165 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=0.059702Jy sigma=1.243493 ! Fit after self-cal, rms=0.059652Jy sigma=1.242296 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8258 x 1.524 at -1.09 degrees (North through East) ! Clean map min=-0.0051218 max=0.25342 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.98 KP 1.01 LA 1.01 ! MK 1.01 NL 1.06 OV 0.93 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.98 KP 1.02 LA 0.99 ! MK 1.03 NL 1.06 OV 0.93 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.97 KP 1.01 LA 0.99 ! MK 1.00 NL 1.06 OV 0.95 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.98 KP 1.02 LA 0.97 ! MK 1.04 NL 1.08 OV 0.95 PT 0.96 ! SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.98 KP 1.02 LA 0.99 ! MK 1.04 NL 1.07 OV 0.94 PT 0.97 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.99 KP 1.04 LA 0.98 ! MK 1.02 NL 1.08 OV 0.96 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.00 KP 1.01 LA 1.01 ! MK 1.03 NL 1.07 OV 0.95 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.99 KP 1.05 LA 1.00 ! MK 1.04 NL 1.07 OV 0.95 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.98 KP 1.02 LA 1.00 ! MK 1.06 NL 1.09 OV 0.96 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.03 KP 1.04 LA 1.01 ! MK 1.02 NL 1.08 OV 0.95 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.98 KP 1.05 LA 1.00 ! MK 1.06 NL 1.08 OV 0.96 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.01 KP 1.02 LA 1.00 ! MK 1.05 NL 1.08 OV 0.96 PT 0.96 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.059652Jy sigma=1.242296 ! Fit after self-cal, rms=0.057714Jy sigma=1.187818 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8262 mas, bmaj=1.527 mas, bpa=-0.5206 degrees ! Estimated noise=0.294301 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 = -0.000174396 Jy ! Component: 100 - total flux cleaned = -0.0005871 Jy ! Component: 150 - total flux cleaned = -0.00102012 Jy ! Component: 200 - total flux cleaned = -0.00147797 Jy ! Total flux subtracted in 200 components = -0.00147797 Jy ! Clean residual min=-0.002632 max=0.002791 Jy/beam ! Clean residual mean=0.000001 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.316687 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 93 components and 0.316687 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=0.057328Jy sigma=1.179233 ! Fit after self-cal, rms=0.057332Jy sigma=1.178807 ! 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=0.057332Jy sigma=1.178807 ! Fit after self-cal, rms=0.056832Jy sigma=1.162911 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8267 mas, bmaj=1.519 mas, bpa=-0.8137 degrees ! Estimated noise=0.294932 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0018148 Jy ! Component: 100 - total flux cleaned = -0.00274928 Jy ! Component: 150 - total flux cleaned = -0.00318082 Jy ! Component: 200 - total flux cleaned = -0.00331475 Jy ! Total flux subtracted in 200 components = -0.00331475 Jy ! Clean residual min=-0.001895 max=0.001864 Jy/beam ! Clean residual mean=-0.000000 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.313372 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 107 components and 0.313372 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=0.056710Jy sigma=1.159998 ! Fit after self-cal, rms=0.056710Jy sigma=1.159856 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 = -0.000243039 Jy ! Component: 100 - total flux cleaned = -0.000321312 Jy ! Component: 150 - total flux cleaned = -0.000429982 Jy ! Component: 200 - total flux cleaned = -0.000563045 Jy ! Total flux subtracted in 200 components = -0.000563045 Jy ! Clean residual min=-0.001876 max=0.001742 Jy/beam ! Clean residual mean=0.000000 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.312809 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 118 components and 0.312809 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=0.056666Jy sigma=1.158860 ! Fit after self-cal, rms=0.056663Jy sigma=1.158839 ! 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=0.056663Jy sigma=1.158839 ! Fit after self-cal, rms=0.056612Jy sigma=1.158226 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8264 mas, bmaj=1.518 mas, bpa=-0.7808 degrees ! Estimated noise=0.294885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00132228 Jy ! Component: 100 - total flux cleaned = -0.00195484 Jy ! Component: 150 - total flux cleaned = -0.00231593 Jy ! Component: 200 - total flux cleaned = -0.00254023 Jy ! Total flux subtracted in 200 components = -0.00254023 Jy ! Clean residual min=-0.001740 max=0.001659 Jy/beam ! Clean residual mean=-0.000000 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.310269 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 124 components and 0.310269 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=0.056562Jy sigma=1.157014 ! Fit after self-cal, rms=0.056560Jy sigma=1.156973 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 = -0.000260391 Jy ! Component: 100 - total flux cleaned = -0.000374991 Jy ! Component: 150 - total flux cleaned = -0.000507783 Jy ! Component: 200 - total flux cleaned = -0.000607301 Jy ! Total flux subtracted in 200 components = -0.000607301 Jy ! Clean residual min=-0.001713 max=0.001661 Jy/beam ! Clean residual mean=0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.309662 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 132 components and 0.309662 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=0.056537Jy sigma=1.156472 ! Fit after self-cal, rms=0.056535Jy sigma=1.156460 ! 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=0.056535Jy sigma=1.156460 ! Fit after self-cal, rms=0.056503Jy sigma=1.156129 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.878 mas, bmaj=2.464 mas, bpa=-2.442 degrees ! Estimated noise=0.391485 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000676454 Jy ! Component: 100 - total flux cleaned = -0.000785995 Jy ! Component: 150 - total flux cleaned = -0.000915485 Jy ! Component: 200 - total flux cleaned = -0.0010228 Jy ! Total flux subtracted in 200 components = -0.0010228 Jy ! Clean residual min=-0.001914 max=0.002057 Jy/beam ! Clean residual mean=0.000001 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.308639 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 147 components and 0.308639 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=0.056484Jy sigma=1.155699 ! Fit after self-cal, rms=0.056483Jy sigma=1.155660 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 = -4.58666e-05 Jy ! Component: 100 - total flux cleaned = -0.000137965 Jy ! Component: 150 - total flux cleaned = -0.000221364 Jy ! Component: 200 - total flux cleaned = -0.000314711 Jy ! Total flux subtracted in 200 components = -0.000314711 Jy ! Clean residual min=-0.001779 max=0.001989 Jy/beam ! Clean residual mean=0.000001 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.308324 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 153 components and 0.308324 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=0.056479Jy sigma=1.155595 ! Fit after self-cal, rms=0.056479Jy sigma=1.155582 ! 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=0.8261 mas, bmaj=1.518 mas, bpa=-0.7568 degrees ! Estimated noise=0.294877 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8261 x 1.518 at -0.7568 degrees (North through East) ! Clean map min=-0.0013972 max=0.25482 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=0.6604 mas, bmaj=1.268 mas, bpa=-1.261 degrees ! Estimated noise=0.496434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.196425 Jy ! Component: 100 - total flux cleaned = 0.240395 Jy ! Component: 150 - total flux cleaned = 0.256307 Jy ! Component: 200 - total flux cleaned = 0.264096 Jy ! Total flux subtracted in 200 components = 0.264096 Jy ! Clean residual min=-0.003969 max=0.005011 Jy/beam ! Clean residual mean=0.000002 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.264096 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.264096 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8261 mas, bmaj=1.518 mas, bpa=-0.7568 degrees ! Estimated noise=0.294877 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 = 0.00807103 Jy ! Component: 100 - total flux cleaned = 0.0136216 Jy ! Component: 150 - total flux cleaned = 0.0177943 Jy ! Component: 200 - total flux cleaned = 0.0211658 Jy ! Total flux subtracted in 200 components = 0.0211658 Jy ! Clean residual min=-0.002420 max=0.003752 Jy/beam ! Clean residual mean=0.000002 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.285262 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 29 components and 0.285262 Jy ! Inverting map ! Added new window around map position (1, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352307 Jy ! Component: 100 - total flux cleaned = 0.00606892 Jy ! Component: 150 - total flux cleaned = 0.00820456 Jy ! Component: 200 - total flux cleaned = 0.0100196 Jy ! Total flux subtracted in 200 components = 0.0100196 Jy ! Clean residual min=-0.001961 max=0.001809 Jy/beam ! Clean residual mean=0.000001 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.295281 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 48 components and 0.295281 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=1.878 mas, bmaj=2.464 mas, bpa=-2.442 degrees ! Estimated noise=0.391485 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280676 Jy ! Component: 100 - total flux cleaned = 0.00486874 Jy ! Component: 150 - total flux cleaned = 0.00648938 Jy ! Component: 200 - total flux cleaned = 0.00779434 Jy ! Total flux subtracted in 200 components = 0.00779434 Jy ! Clean residual min=-0.001851 max=0.002109 Jy/beam ! Clean residual mean=0.000003 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.303076 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 = 0.00106368 Jy ! Component: 100 - total flux cleaned = 0.00193655 Jy ! Component: 150 - total flux cleaned = 0.00265907 Jy ! Component: 200 - total flux cleaned = 0.00325941 Jy ! Total flux subtracted in 200 components = 0.00325941 Jy ! Clean residual min=-0.001760 max=0.001880 Jy/beam ! Clean residual mean=0.000002 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.306335 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 99 components and 0.306335 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8261 mas, bmaj=1.518 mas, bpa=-0.7568 degrees ! Estimated noise=0.294877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.37604e-06 Jy ! Component: 100 - total flux cleaned = 9.74307e-05 Jy ! Component: 150 - total flux cleaned = 0.00015967 Jy ! Component: 200 - total flux cleaned = 0.000186689 Jy ! Total flux subtracted in 200 components = 0.000186689 Jy ! Clean residual min=-0.001495 max=0.001681 Jy/beam ! Clean residual mean=0.000001 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.306522 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 121 components and 0.306522 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=0.056479Jy sigma=1.155594 ! Fit after self-cal, rms=0.056456Jy sigma=1.155170 wmodel J0246+3536_X_map.mod ! Writing 121 model components to file: J0246+3536_X_map.mod wobs J0246+3536_X_uvs.fits ! Writing UV FITS file: J0246+3536_X_uvs.fits wwins J0246+3536_X_map.win ! wwins: Wrote 5 windows to J0246+3536_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 = 0.000488643 Jy ! Component: 100 - total flux cleaned = 0.000597655 Jy ! Component: 150 - total flux cleaned = 0.000674866 Jy ! Component: 200 - total flux cleaned = 0.000749207 Jy ! Component: 250 - total flux cleaned = 0.000773148 Jy ! Component: 300 - total flux cleaned = 0.000819655 Jy ! Component: 350 - total flux cleaned = 0.000864949 Jy ! Component: 400 - total flux cleaned = 0.000842856 Jy ! Component: 450 - total flux cleaned = 0.000779049 Jy ! Component: 500 - total flux cleaned = 0.000820874 Jy ! Component: 550 - total flux cleaned = 0.000841312 Jy ! Component: 600 - total flux cleaned = 0.000881569 Jy ! Component: 650 - total flux cleaned = 0.000920983 Jy ! Component: 700 - total flux cleaned = 0.000959559 Jy ! Component: 750 - total flux cleaned = 0.0010546 Jy ! Component: 800 - total flux cleaned = 0.00111039 Jy ! Component: 850 - total flux cleaned = 0.0010921 Jy ! Component: 900 - total flux cleaned = 0.00103837 Jy ! Component: 950 - total flux cleaned = 0.00107428 Jy ! Component: 1000 - total flux cleaned = 0.00105681 Jy ! Component: 1050 - total flux cleaned = 0.00100482 Jy ! Component: 1100 - total flux cleaned = 0.000953445 Jy ! Component: 1150 - total flux cleaned = 0.000953334 Jy ! Component: 1200 - total flux cleaned = 0.000936269 Jy ! Component: 1250 - total flux cleaned = 0.000869998 Jy ! Component: 1300 - total flux cleaned = 0.000837233 Jy ! Component: 1350 - total flux cleaned = 0.000805071 Jy ! Component: 1400 - total flux cleaned = 0.000773002 Jy ! Component: 1450 - total flux cleaned = 0.000789087 Jy ! Component: 1500 - total flux cleaned = 0.00074236 Jy ! Component: 1550 - total flux cleaned = 0.000773232 Jy ! Component: 1600 - total flux cleaned = 0.000742847 Jy ! Component: 1650 - total flux cleaned = 0.000757766 Jy ! Component: 1700 - total flux cleaned = 0.000772795 Jy ! Component: 1750 - total flux cleaned = 0.000787605 Jy ! Component: 1800 - total flux cleaned = 0.000816805 Jy ! Component: 1850 - total flux cleaned = 0.000816807 Jy ! Component: 1900 - total flux cleaned = 0.000831194 Jy ! Component: 1950 - total flux cleaned = 0.000888232 Jy ! Component: 2000 - total flux cleaned = 0.000888072 Jy ! Component: 2050 - total flux cleaned = 0.000845814 Jy ! Component: 2100 - total flux cleaned = 0.00087362 Jy ! Component: 2150 - total flux cleaned = 0.00085984 Jy ! Component: 2200 - total flux cleaned = 0.000914518 Jy ! Component: 2250 - total flux cleaned = 0.000860375 Jy ! Component: 2300 - total flux cleaned = 0.000940974 Jy ! Component: 2350 - total flux cleaned = 0.000941068 Jy ! Component: 2400 - total flux cleaned = 0.000967217 Jy ! Component: 2450 - total flux cleaned = 0.000954245 Jy ! Component: 2500 - total flux cleaned = 0.000967356 Jy ! Component: 2550 - total flux cleaned = 0.00096734 Jy ! Component: 2600 - total flux cleaned = 0.00101845 Jy ! Component: 2650 - total flux cleaned = 0.000942275 Jy ! Component: 2700 - total flux cleaned = 0.000979947 Jy ! Component: 2750 - total flux cleaned = 0.000992644 Jy ! Component: 2800 - total flux cleaned = 0.000967678 Jy ! Component: 2850 - total flux cleaned = 0.000992426 Jy ! Component: 2900 - total flux cleaned = 0.00104123 Jy ! Component: 2950 - total flux cleaned = 0.00102897 Jy ! Component: 3000 - total flux cleaned = 0.00101683 Jy ! Component: 3050 - total flux cleaned = 0.00104062 Jy ! Component: 3100 - total flux cleaned = 0.00101693 Jy ! Component: 3150 - total flux cleaned = 0.00101693 Jy ! Component: 3200 - total flux cleaned = 0.00100517 Jy ! Component: 3250 - total flux cleaned = 0.00103994 Jy ! Component: 3300 - total flux cleaned = 0.00105151 Jy ! Component: 3350 - total flux cleaned = 0.00102864 Jy ! Component: 3400 - total flux cleaned = 0.0010059 Jy ! Component: 3450 - total flux cleaned = 0.00100593 Jy ! Component: 3500 - total flux cleaned = 0.00103963 Jy ! Component: 3550 - total flux cleaned = 0.00106195 Jy ! Component: 3600 - total flux cleaned = 0.00098427 Jy ! Component: 3650 - total flux cleaned = 0.000962198 Jy ! Component: 3700 - total flux cleaned = 0.000984125 Jy ! Component: 3750 - total flux cleaned = 0.000973234 Jy ! Component: 3800 - total flux cleaned = 0.000984006 Jy ! Component: 3850 - total flux cleaned = 0.000951699 Jy ! Component: 3900 - total flux cleaned = 0.000973204 Jy ! Component: 3950 - total flux cleaned = 0.000962538 Jy ! Component: 4000 - total flux cleaned = 0.000962632 Jy ! Component: 4050 - total flux cleaned = 0.000909971 Jy ! Total flux subtracted in 4096 components = 0.000930919 Jy ! Clean residual min=-0.000593 max=0.000670 Jy/beam ! Clean residual mean=0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.307453 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 434 components and 0.307453 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0246+3536_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8261 x 1.518 at -0.7568 degrees (North through East) ! Clean map min=-0.00094807 max=0.25549 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0246+3536_X_map.fits wmodel /vlbi/uf001/uva//J0246+3536_X_map.mod ! Writing 434 model components to file: /vlbi/uf001/uva//J0246+3536_X_map.mod wobs /vlbi/uf001/uva//J0246+3536_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0246+3536_X_uvs.fits wwins /vlbi/uf001/uva//J0246+3536_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0246+3536_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.255491 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000174926 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.2054 0.2054 0.410801 0.821602 1.6432 3.28641 6.57281 13.1456 26.2913 52.5825 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.255 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1460.56 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0246+3536_X_dfm.log closed on Sun Jan 13 21:31:50 2019