! Started logfile: /vlbi/bp222/maps//J1849+2748_X_dfm.log on Thu Sep 27 11:30:39 2018 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/bp222/maps//J1849+2748_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1849+2748_X_uvm.fits ! AN table 1: 69 integrations on 36 of 36 possible baselines. ! AN table 2: 46 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.971594 visibilities/baseline/integration-bin. ! Found source: J1849+2748 ! ! 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 40224 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 J1849+2748_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 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! A total of 9 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.002918Jy sigma=16.209346 ! Fit after self-cal, rms=0.900015Jy sigma=14.514186 ! 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=0.6663 mas, bmaj=1.787 mas, bpa=-0.3838 degrees ! Estimated noise=0.510959 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 = 0.0782129 Jy ! Component: 100 - total flux cleaned = 0.0971267 Jy ! Total flux subtracted in 100 components = 0.0971267 Jy ! Clean residual min=-0.002973 max=0.007205 Jy/beam ! Clean residual mean=0.000002 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.0971267 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0971267 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=0.056792Jy sigma=0.865114 ! Fit after self-cal, rms=0.056691Jy sigma=0.864075 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00740093 Jy ! Component: 100 - total flux cleaned = 0.0106048 Jy ! Total flux subtracted in 100 components = 0.0106048 Jy ! Clean residual min=-0.002772 max=0.002576 Jy/beam ! Clean residual mean=0.000000 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.107731 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.107731 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=0.055913Jy sigma=0.847885 ! Fit after self-cal, rms=0.055899Jy sigma=0.847535 ! 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=0.9295 mas, bmaj=2.171 mas, bpa=-0.05067 degrees ! Estimated noise=0.227407 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 (-1.2, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173471 Jy ! Component: 100 - total flux cleaned = 0.00246581 Jy ! Component: 150 - total flux cleaned = 0.00283107 Jy ! Component: 200 - total flux cleaned = 0.00321717 Jy ! Total flux subtracted in 200 components = 0.00321717 Jy ! Clean residual min=-0.001265 max=0.001358 Jy/beam ! Clean residual mean=-0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.110949 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.110949 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=0.055699Jy sigma=0.843971 ! Fit after self-cal, rms=0.055698Jy sigma=0.843764 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9295 x 2.171 at -0.05067 degrees (North through East) ! Clean map min=-0.0024012 max=0.10198 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 KP 1.02 LA 0.98 ! MK 1.00 NL 0.96 OV 1.01 PT 1.08 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.01 LA 0.95 MK 0.96 ! NL 0.99 OV 1.01 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.04 LA 0.98 ! MK 1.04 NL 0.95 OV 0.99 PT 1.00 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.02 LA 0.98 MK 0.95 ! NL 1.01 OV 1.05 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 KP 1.01 LA 0.95 ! MK 1.03 NL 0.94 OV 1.03 PT 1.02 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.98 LA 0.97 MK 0.98 ! NL 1.00 OV 1.04 PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.05 LA 0.96 ! MK 1.01 NL 0.97 OV 0.99 PT 1.04 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.97 LA 0.96 MK 1.00 ! NL 1.05 OV 1.01 PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 1.07 LA 0.97 ! MK 1.01 NL 0.93 OV 1.02 PT 1.04 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.03 LA 0.99 MK 1.00 ! NL 1.00 OV 0.99 PT 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 KP 1.06 LA 0.97 ! MK 0.97 NL 0.94 OV 1.02 PT 1.02 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 LA 0.98 MK 1.01 ! NL 1.03 OV 1.02 PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 KP 1.03 LA 0.96 ! MK 1.00 NL 0.92 OV 1.02 PT 1.03 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 LA 0.98 MK 1.01 ! NL 1.01 OV 1.03 PT 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 1.02 LA 0.98 ! MK 0.98 NL 0.96 OV 0.97 PT 1.02 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.99 LA 1.00 MK 0.99 ! NL 1.02 OV 1.03 PT 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 KP 1.06 LA 0.98 ! MK 1.06 NL 0.94 OV 0.99 PT 1.05 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.01 LA 0.94 MK 0.97 ! NL 0.98 OV 1.02 PT 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 1.03 LA 0.93 ! MK 0.99 NL 0.94 OV 1.00 PT 1.03 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.99 LA 0.99 MK 0.97 ! NL 1.04 OV 0.98 PT 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 KP 1.03 LA 0.94 ! MK 1.01 NL 0.91 OV 1.03 PT 1.03 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.96 LA 0.92 MK 1.05 ! NL 0.95 OV 1.02 PT 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 KP 1.03 LA 0.92 ! MK 0.95 NL 0.94 OV 1.01 PT 1.03 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 0.97 LA 1.02 MK 1.00 ! NL 1.00 OV 0.99 PT 0.97 ! ! ! Fit before self-cal, rms=0.055698Jy sigma=0.843764 ! Fit after self-cal, rms=0.055385Jy sigma=0.839911 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9309 mas, bmaj=2.172 mas, bpa=-0.1822 degrees ! Estimated noise=0.226202 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 = 0.000683906 Jy ! Component: 100 - total flux cleaned = 0.000920456 Jy ! Component: 150 - total flux cleaned = 0.000983973 Jy ! Component: 200 - total flux cleaned = 0.00102569 Jy ! Total flux subtracted in 200 components = 0.00102569 Jy ! Clean residual min=-0.000926 max=0.000860 Jy/beam ! Clean residual mean=-0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.111974 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 0.111974 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=0.055372Jy sigma=0.839711 ! Fit after self-cal, rms=0.055408Jy sigma=0.839618 ! 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=0.055408Jy sigma=0.839618 ! Fit after self-cal, rms=0.055438Jy sigma=0.838574 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9307 mas, bmaj=2.173 mas, bpa=-0.1698 degrees ! Estimated noise=0.226339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000228117 Jy ! Component: 100 - total flux cleaned = 0.000367586 Jy ! Component: 150 - total flux cleaned = 0.000414408 Jy ! Component: 200 - total flux cleaned = 0.000445703 Jy ! Total flux subtracted in 200 components = 0.000445703 Jy ! Clean residual min=-0.000842 max=0.000773 Jy/beam ! Clean residual mean=-0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.11242 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.11242 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=0.055432Jy sigma=0.838478 ! Fit after self-cal, rms=0.055432Jy sigma=0.838452 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 = 2.64248e-05 Jy ! Component: 100 - total flux cleaned = 7.90084e-05 Jy ! Component: 150 - total flux cleaned = 0.000106092 Jy ! Component: 200 - total flux cleaned = 0.00011476 Jy ! Total flux subtracted in 200 components = 0.00011476 Jy ! Clean residual min=-0.000820 max=0.000776 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.112535 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 57 components and 0.112535 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=0.055429Jy sigma=0.838397 ! Fit after self-cal, rms=0.055427Jy sigma=0.838387 ! 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=0.055427Jy sigma=0.838387 ! Fit after self-cal, rms=0.055496Jy sigma=0.837718 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9307 mas, bmaj=2.174 mas, bpa=-0.1711 degrees ! Estimated noise=0.226315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.67517e-05 Jy ! Component: 100 - total flux cleaned = 6.4467e-05 Jy ! Component: 150 - total flux cleaned = 6.43884e-05 Jy ! Component: 200 - total flux cleaned = 6.46466e-05 Jy ! Total flux subtracted in 200 components = 6.46466e-05 Jy ! Clean residual min=-0.000799 max=0.000784 Jy/beam ! Clean residual mean=-0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.112599 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.112599 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=0.055493Jy sigma=0.837671 ! Fit after self-cal, rms=0.055494Jy sigma=0.837657 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 = 8.29852e-06 Jy ! Component: 100 - total flux cleaned = 1.60653e-05 Jy ! Component: 150 - total flux cleaned = 8.94304e-06 Jy ! Component: 200 - total flux cleaned = 8.97852e-06 Jy ! Total flux subtracted in 200 components = 8.97852e-06 Jy ! Clean residual min=-0.000778 max=0.000785 Jy/beam ! Clean residual mean=-0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.112608 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 0.112608 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=0.055492Jy sigma=0.837624 ! Fit after self-cal, rms=0.055491Jy sigma=0.837620 ! Inverting map ! Added new window around map position (-17, -50.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000638877 Jy ! Component: 100 - total flux cleaned = 0.000743129 Jy ! Component: 150 - total flux cleaned = 0.000774934 Jy ! Component: 200 - total flux cleaned = 0.000813723 Jy ! Total flux subtracted in 200 components = 0.000813723 Jy ! Clean residual min=-0.000725 max=0.000667 Jy/beam ! Clean residual mean=-0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.113422 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.113422 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=0.055481Jy sigma=0.837486 ! Fit after self-cal, rms=0.055481Jy sigma=0.837473 ! 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=0.055481Jy sigma=0.837473 ! Fit after self-cal, rms=0.055503Jy sigma=0.837457 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.195 mas, bmaj=2.957 mas, bpa=5.452 degrees ! Estimated noise=0.278354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233279 Jy ! Component: 100 - total flux cleaned = 0.000362404 Jy ! Component: 150 - total flux cleaned = 0.000457167 Jy ! Component: 200 - total flux cleaned = 0.000490018 Jy ! Total flux subtracted in 200 components = 0.000490018 Jy ! Clean residual min=-0.001015 max=0.000852 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.113912 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 99 components and 0.113912 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=0.055502Jy sigma=0.837434 ! Fit after self-cal, rms=0.055502Jy sigma=0.837426 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 = 5.07596e-05 Jy ! Component: 100 - total flux cleaned = 0.000117985 Jy ! Component: 150 - total flux cleaned = 0.000135358 Jy ! Component: 200 - total flux cleaned = 0.000145925 Jy ! Total flux subtracted in 200 components = 0.000145925 Jy ! Clean residual min=-0.001023 max=0.000849 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.114058 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.114058 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=0.055502Jy sigma=0.837419 ! Fit after self-cal, rms=0.055501Jy sigma=0.837415 ! 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=0.9305 mas, bmaj=2.174 mas, bpa=-0.1821 degrees ! Estimated noise=0.226399 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9305 x 2.174 at -0.1821 degrees (North through East) ! Clean map min=-0.001356 max=0.1014 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=0.6673 mas, bmaj=1.789 mas, bpa=-0.5291 degrees ! Estimated noise=0.508263 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.07764 Jy ! Component: 100 - total flux cleaned = 0.0967823 Jy ! Component: 150 - total flux cleaned = 0.104411 Jy ! Component: 200 - total flux cleaned = 0.107792 Jy ! Total flux subtracted in 200 components = 0.107792 Jy ! Clean residual min=-0.002051 max=0.002265 Jy/beam ! Clean residual mean=0.000001 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.107792 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.107792 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9305 mas, bmaj=2.174 mas, bpa=-0.1821 degrees ! Estimated noise=0.226399 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 = 0.00248647 Jy ! Component: 100 - total flux cleaned = 0.0031964 Jy ! Component: 150 - total flux cleaned = 0.00378506 Jy ! Component: 200 - total flux cleaned = 0.00427933 Jy ! Total flux subtracted in 200 components = 0.00427933 Jy ! Clean residual min=-0.000862 max=0.000862 Jy/beam ! Clean residual mean=-0.000000 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.112072 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.112072 Jy ! Inverting map ! Added new window around map position (-3.4, 17.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000271023 Jy ! Component: 100 - total flux cleaned = 0.000484252 Jy ! Component: 150 - total flux cleaned = 0.000645682 Jy ! Component: 200 - total flux cleaned = 0.000790316 Jy ! Total flux subtracted in 200 components = 0.000790316 Jy ! Clean residual min=-0.000806 max=0.000701 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.112862 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 40 components and 0.112862 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=2.195 mas, bmaj=2.957 mas, bpa=5.452 degrees ! Estimated noise=0.278354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000182153 Jy ! Component: 100 - total flux cleaned = 0.000306344 Jy ! Component: 150 - total flux cleaned = 0.000436716 Jy ! Component: 200 - total flux cleaned = 0.000550541 Jy ! Total flux subtracted in 200 components = 0.000550541 Jy ! Clean residual min=-0.000938 max=0.000830 Jy/beam ! Clean residual mean=-0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.113413 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.10554e-05 Jy ! Component: 100 - total flux cleaned = 0.000125723 Jy ! Component: 150 - total flux cleaned = 0.000167735 Jy ! Component: 200 - total flux cleaned = 0.000199187 Jy ! Total flux subtracted in 200 components = 0.000199187 Jy ! Clean residual min=-0.000927 max=0.000823 Jy/beam ! Clean residual mean=-0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.113612 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 72 components and 0.113612 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9305 mas, bmaj=2.174 mas, bpa=-0.1821 degrees ! Estimated noise=0.226399 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.70256e-05 Jy ! Component: 100 - total flux cleaned = 5.76729e-05 Jy ! Component: 150 - total flux cleaned = 5.73904e-05 Jy ! Component: 200 - total flux cleaned = 5.70723e-05 Jy ! Total flux subtracted in 200 components = 5.70723e-05 Jy ! Clean residual min=-0.000732 max=0.000691 Jy/beam ! Clean residual mean=-0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.113669 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 89 components and 0.113669 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=0.055502Jy sigma=0.837417 ! Fit after self-cal, rms=0.055499Jy sigma=0.837373 wmodel J1849+2748_X_map.mod ! Writing 89 model components to file: J1849+2748_X_map.mod wobs J1849+2748_X_uvs.fits ! Writing UV FITS file: J1849+2748_X_uvs.fits wwins J1849+2748_X_map.win ! wwins: Wrote 4 windows to J1849+2748_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 = -0.000270048 Jy ! Component: 100 - total flux cleaned = -0.000371221 Jy ! Component: 150 - total flux cleaned = -0.000443699 Jy ! Component: 200 - total flux cleaned = -0.00054867 Jy ! Component: 250 - total flux cleaned = -0.00062821 Jy ! Component: 300 - total flux cleaned = -0.000672613 Jy ! Component: 350 - total flux cleaned = -0.000770244 Jy ! Component: 400 - total flux cleaned = -0.000833567 Jy ! Component: 450 - total flux cleaned = -0.000864735 Jy ! Component: 500 - total flux cleaned = -0.000915687 Jy ! Component: 550 - total flux cleaned = -0.000925646 Jy ! Component: 600 - total flux cleaned = -0.00094552 Jy ! Component: 650 - total flux cleaned = -0.00101353 Jy ! Component: 700 - total flux cleaned = -0.00103255 Jy ! Component: 750 - total flux cleaned = -0.0010514 Jy ! Component: 800 - total flux cleaned = -0.00108857 Jy ! Component: 850 - total flux cleaned = -0.00107007 Jy ! Component: 900 - total flux cleaned = -0.00109727 Jy ! Component: 950 - total flux cleaned = -0.00107935 Jy ! Component: 1000 - total flux cleaned = -0.00111478 Jy ! Component: 1050 - total flux cleaned = -0.00113233 Jy ! Component: 1100 - total flux cleaned = -0.0011583 Jy ! Component: 1150 - total flux cleaned = -0.00117539 Jy ! Component: 1200 - total flux cleaned = -0.00120075 Jy ! Component: 1250 - total flux cleaned = -0.00120913 Jy ! Component: 1300 - total flux cleaned = -0.00125918 Jy ! Component: 1350 - total flux cleaned = -0.0013249 Jy ! Component: 1400 - total flux cleaned = -0.00134924 Jy ! Component: 1450 - total flux cleaned = -0.00138159 Jy ! Component: 1500 - total flux cleaned = -0.00142169 Jy ! Component: 1550 - total flux cleaned = -0.00141381 Jy ! Component: 1600 - total flux cleaned = -0.00145311 Jy ! Component: 1650 - total flux cleaned = -0.00150777 Jy ! Component: 1700 - total flux cleaned = -0.00150009 Jy ! Component: 1750 - total flux cleaned = -0.0015461 Jy ! Component: 1800 - total flux cleaned = -0.00153088 Jy ! Component: 1850 - total flux cleaned = -0.0015536 Jy ! Component: 1900 - total flux cleaned = -0.00156856 Jy ! Component: 1950 - total flux cleaned = -0.00157594 Jy ! Component: 2000 - total flux cleaned = -0.00158337 Jy ! Component: 2050 - total flux cleaned = -0.00159806 Jy ! Component: 2100 - total flux cleaned = -0.00159805 Jy ! Component: 2150 - total flux cleaned = -0.00159802 Jy ! Component: 2200 - total flux cleaned = -0.00164124 Jy ! Component: 2250 - total flux cleaned = -0.00163399 Jy ! Component: 2300 - total flux cleaned = -0.00164823 Jy ! Component: 2350 - total flux cleaned = -0.00162703 Jy ! Component: 2400 - total flux cleaned = -0.00163399 Jy ! Component: 2450 - total flux cleaned = -0.00166889 Jy ! Component: 2500 - total flux cleaned = -0.00166886 Jy ! Component: 2550 - total flux cleaned = -0.00167575 Jy ! Component: 2600 - total flux cleaned = -0.00170308 Jy ! Component: 2650 - total flux cleaned = -0.00168278 Jy ! Component: 2700 - total flux cleaned = -0.00172332 Jy ! Component: 2750 - total flux cleaned = -0.0017099 Jy ! Component: 2800 - total flux cleaned = -0.00173671 Jy ! Component: 2850 - total flux cleaned = -0.00175659 Jy ! Component: 2900 - total flux cleaned = -0.00176968 Jy ! Component: 2950 - total flux cleaned = -0.00175001 Jy ! Component: 3000 - total flux cleaned = -0.00178916 Jy ! Component: 3050 - total flux cleaned = -0.00178259 Jy ! Component: 3100 - total flux cleaned = -0.0017826 Jy ! Component: 3150 - total flux cleaned = -0.00179542 Jy ! Component: 3200 - total flux cleaned = -0.00182099 Jy ! Component: 3250 - total flux cleaned = -0.00180188 Jy ! Component: 3300 - total flux cleaned = -0.00183977 Jy ! Component: 3350 - total flux cleaned = -0.00185233 Jy ! Component: 3400 - total flux cleaned = -0.00184605 Jy ! Component: 3450 - total flux cleaned = -0.00184605 Jy ! Component: 3500 - total flux cleaned = -0.00183989 Jy ! Component: 3550 - total flux cleaned = -0.00186448 Jy ! Component: 3600 - total flux cleaned = -0.00187671 Jy ! Component: 3650 - total flux cleaned = -0.00189498 Jy ! Component: 3700 - total flux cleaned = -0.00190106 Jy ! Component: 3750 - total flux cleaned = -0.00188297 Jy ! Component: 3800 - total flux cleaned = -0.00190093 Jy ! Component: 3850 - total flux cleaned = -0.00189497 Jy ! Component: 3900 - total flux cleaned = -0.00193062 Jy ! Component: 3950 - total flux cleaned = -0.00188928 Jy ! Component: 4000 - total flux cleaned = -0.00188929 Jy ! Component: 4050 - total flux cleaned = -0.00190682 Jy ! Total flux subtracted in 4096 components = -0.00191849 Jy ! Clean residual min=-0.000312 max=0.000347 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.11175 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 383 components and 0.11175 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1849+2748_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9305 x 2.174 at -0.1821 degrees (North through East) ! Clean map min=-0.001245 max=0.10101 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1849+2748_X_map.fits wmodel /vlbi/bp222/maps//J1849+2748_X_map.mod ! Writing 383 model components to file: /vlbi/bp222/maps//J1849+2748_X_map.mod wobs /vlbi/bp222/maps//J1849+2748_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1849+2748_X_uvs.fits wwins /vlbi/bp222/maps//J1849+2748_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1849+2748_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.101015 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000100119 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.297339 0.297339 0.594677 1.18935 2.37871 4.75742 9.51484 19.0297 38.0594 76.1187 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.101 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1008.95 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1849+2748_X_dfm.log closed on Thu Sep 27 11:30:45 2018