! Started logfile: /vlbi/bp222/maps//J1845-2852_X_dfm.log on Thu Sep 27 11:30:28 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//J1845-2852_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1845-2852_X_uvm.fits ! AN table 1: 16 integrations on 10 of 10 possible baselines. ! AN table 2: 63 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.915568 visibilities/baseline/integration-bin. ! Found source: J1845-2852 ! ! 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 108 lines of history. ! ! Reading 26676 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 J1845-2852_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 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 37 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.076425Jy sigma=12.933716 ! Fit after self-cal, rms=0.629336Jy sigma=7.091270 ! 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=0.6289 mas, bmaj=1.649 mas, bpa=-2.543 degrees ! Estimated noise=0.808812 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 = 0.29758 Jy ! Component: 100 - total flux cleaned = 0.363141 Jy ! Total flux subtracted in 100 components = 0.363141 Jy ! Clean residual min=-0.010016 max=0.023022 Jy/beam ! Clean residual mean=-0.000035 rms=0.002310 Jy/beam ! Combined flux in latest and established models = 0.363141 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.363141 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=0.101370Jy sigma=1.059901 ! Fit after self-cal, rms=0.101363Jy sigma=1.059839 ! Inverting map ! Added new window around map position (1, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240956 Jy ! Component: 100 - total flux cleaned = 0.0373469 Jy ! Total flux subtracted in 100 components = 0.0373469 Jy ! Clean residual min=-0.008165 max=0.016307 Jy/beam ! Clean residual mean=-0.000016 rms=0.001684 Jy/beam ! Combined flux in latest and established models = 0.400488 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 0.400488 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=0.095429Jy sigma=0.903924 ! Fit after self-cal, rms=0.095258Jy sigma=0.899802 ! Inverting map ! Added new window around map position (1, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0134743 Jy ! Component: 100 - total flux cleaned = 0.0211358 Jy ! Total flux subtracted in 100 components = 0.0211358 Jy ! Clean residual min=-0.006803 max=0.010157 Jy/beam ! Clean residual mean=-0.000007 rms=0.001469 Jy/beam ! Combined flux in latest and established models = 0.421623 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.421623 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=0.092943Jy sigma=0.857555 ! Fit after self-cal, rms=0.092841Jy sigma=0.853078 ! 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=0.8587 mas, bmaj=2.14 mas, bpa=-2.399 degrees ! Estimated noise=0.403536 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 (-0.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111691 Jy ! Component: 100 - total flux cleaned = 0.0158085 Jy ! Component: 150 - total flux cleaned = 0.0162165 Jy ! Component: 200 - total flux cleaned = 0.0163891 Jy ! Total flux subtracted in 200 components = 0.0163891 Jy ! Clean residual min=-0.007184 max=0.007406 Jy/beam ! Clean residual mean=0.000010 rms=0.001497 Jy/beam ! Combined flux in latest and established models = 0.438012 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 46 components and 0.438013 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=0.090696Jy sigma=0.830919 ! Fit after self-cal, rms=0.090666Jy sigma=0.830493 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8587 x 2.14 at -2.399 degrees (North through East) ! Clean map min=-0.0070494 max=0.37822 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.26 KP 1.06 NL 1.07 ! OV 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.22 KP 0.95 LA 1.00 ! MK 0.99 NL 0.97 OV 0.98 PT 1.02 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.18 KP 1.05 NL 1.06 ! OV 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.21 KP 0.95 LA 1.01 ! MK 0.98 NL 0.98 OV 0.98 PT 1.03 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.23 KP 1.06 NL 1.02 ! OV 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 1.21 KP 0.96 LA 1.01 ! MK 1.00 NL 0.96 OV 0.98 PT 1.02 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.20 KP 1.06 NL 1.02 ! OV 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 1.21 KP 0.96 LA 1.00 ! MK 0.98 NL 0.96 OV 0.98 PT 1.03 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.21 KP 1.07 NL 1.08 ! OV 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 1.22 KP 0.96 LA 1.00 ! MK 0.99 NL 0.98 OV 0.99 PT 1.04 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.17 KP 1.05 NL 1.05 ! OV 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.24 KP 0.95 LA 1.00 ! MK 0.98 NL 0.98 OV 0.98 PT 1.04 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.27 KP 1.04 NL 1.07 ! OV 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 1.25 KP 0.96 LA 1.02 ! MK 1.00 NL 0.97 OV 0.99 PT 1.03 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.23 KP 1.04 NL 1.02 ! OV 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.23 KP 0.96 LA 1.01 ! MK 0.99 NL 0.98 OV 0.98 PT 1.03 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.26 KP 1.06 NL 1.08 ! OV 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 1.24 KP 0.95 LA 1.01 ! MK 1.03 NL 0.99 OV 0.99 PT 1.03 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.18 KP 1.07 NL 1.08 ! OV 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 1.24 KP 0.95 LA 1.02 ! MK 1.01 NL 0.97 OV 0.98 PT 1.03 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.16 KP 1.03 NL 1.02 ! OV 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 1.20 KP 0.96 LA 1.00 ! MK 1.01 NL 0.99 OV 1.00 PT 1.04 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.23 KP 1.03 NL 1.03 ! OV 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 1.22 KP 0.96 LA 1.01 ! MK 1.02 NL 1.00 OV 0.99 PT 1.03 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.090666Jy sigma=0.830493 ! Fit after self-cal, rms=0.091510Jy sigma=0.786616 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8638 mas, bmaj=2.136 mas, bpa=-2.245 degrees ! Estimated noise=0.404995 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 = -0.00435118 Jy ! Component: 100 - total flux cleaned = -0.00462454 Jy ! Component: 150 - total flux cleaned = -0.00485772 Jy ! Component: 200 - total flux cleaned = -0.00506988 Jy ! Total flux subtracted in 200 components = -0.00506988 Jy ! Clean residual min=-0.003925 max=0.004294 Jy/beam ! Clean residual mean=0.000004 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.432943 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.432943 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=0.091073Jy sigma=0.781392 ! Fit after self-cal, rms=0.091144Jy sigma=0.781162 ! 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=0.091144Jy sigma=0.781162 ! Fit after self-cal, rms=0.090892Jy sigma=0.763281 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8651 mas, bmaj=2.14 mas, bpa=-2.24 degrees ! Estimated noise=0.40384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00275678 Jy ! Component: 100 - total flux cleaned = -0.00341357 Jy ! Component: 150 - total flux cleaned = -0.00366411 Jy ! Component: 200 - total flux cleaned = -0.00389123 Jy ! Total flux subtracted in 200 components = -0.00389123 Jy ! Clean residual min=-0.003082 max=0.003035 Jy/beam ! Clean residual mean=0.000003 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.429051 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.429051 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=0.090763Jy sigma=0.761601 ! Fit after self-cal, rms=0.090768Jy sigma=0.761491 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 = -0.000219608 Jy ! Component: 100 - total flux cleaned = -0.000267209 Jy ! Component: 150 - total flux cleaned = -0.00031147 Jy ! Component: 200 - total flux cleaned = -0.000350784 Jy ! Total flux subtracted in 200 components = -0.000350784 Jy ! Clean residual min=-0.003040 max=0.002945 Jy/beam ! Clean residual mean=0.000003 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.428701 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 92 components and 0.428701 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=0.090715Jy sigma=0.760869 ! Fit after self-cal, rms=0.090704Jy sigma=0.760811 ! 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=0.090704Jy sigma=0.760811 ! Fit after self-cal, rms=0.093927Jy sigma=0.751233 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8666 mas, bmaj=2.141 mas, bpa=-2.209 degrees ! Estimated noise=0.40412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00208081 Jy ! Component: 100 - total flux cleaned = -0.00255982 Jy ! Component: 150 - total flux cleaned = -0.00261351 Jy ! Component: 200 - total flux cleaned = -0.00270672 Jy ! Total flux subtracted in 200 components = -0.00270672 Jy ! Clean residual min=-0.002017 max=0.001591 Jy/beam ! Clean residual mean=0.000002 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.425994 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 107 components and 0.425994 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=0.093810Jy sigma=0.750329 ! Fit after self-cal, rms=0.093830Jy sigma=0.750255 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.30923e-05 Jy ! Component: 100 - total flux cleaned = 3.54474e-05 Jy ! Component: 150 - total flux cleaned = -2.28998e-07 Jy ! Component: 200 - total flux cleaned = -3.35175e-05 Jy ! Total flux subtracted in 200 components = -3.35175e-05 Jy ! Clean residual min=-0.001927 max=0.001536 Jy/beam ! Clean residual mean=0.000002 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.42596 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 114 components and 0.42596 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=0.093776Jy sigma=0.749913 ! Fit after self-cal, rms=0.093767Jy sigma=0.749874 ! 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=0.093767Jy sigma=0.749874 ! Fit after self-cal, rms=0.094592Jy sigma=0.749576 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.324 mas, bmaj=5.955 mas, bpa=-1.508 degrees ! Estimated noise=0.455814 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114141 Jy ! Component: 100 - total flux cleaned = -0.00123094 Jy ! Component: 150 - total flux cleaned = -0.00127982 Jy ! Component: 200 - total flux cleaned = -0.00128062 Jy ! Total flux subtracted in 200 components = -0.00128062 Jy ! Clean residual min=-0.001718 max=0.001387 Jy/beam ! Clean residual mean=0.000003 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.42468 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 119 components and 0.42468 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=0.094553Jy sigma=0.749315 ! Fit after self-cal, rms=0.094555Jy sigma=0.749305 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.68656e-05 Jy ! Component: 100 - total flux cleaned = 1.75182e-05 Jy ! Component: 150 - total flux cleaned = 3.58131e-05 Jy ! Component: 200 - total flux cleaned = 3.5552e-05 Jy ! Total flux subtracted in 200 components = 3.5552e-05 Jy ! Clean residual min=-0.001661 max=0.001345 Jy/beam ! Clean residual mean=0.000003 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.424715 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 121 components and 0.424715 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=0.094540Jy sigma=0.749215 ! Fit after self-cal, rms=0.094538Jy sigma=0.749210 ! 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=0.8672 mas, bmaj=2.141 mas, bpa=-2.212 degrees ! Estimated noise=0.403883 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8672 x 2.141 at -2.212 degrees (North through East) ! Clean map min=-0.0032094 max=0.38355 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=0.6322 mas, bmaj=1.643 mas, bpa=-2.295 degrees ! Estimated noise=0.816487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.300245 Jy ! Component: 100 - total flux cleaned = 0.366186 Jy ! Component: 150 - total flux cleaned = 0.387934 Jy ! Component: 200 - total flux cleaned = 0.400244 Jy ! Total flux subtracted in 200 components = 0.400244 Jy ! Clean residual min=-0.003856 max=0.006424 Jy/beam ! Clean residual mean=-0.000012 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.400244 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.400244 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8672 mas, bmaj=2.141 mas, bpa=-2.212 degrees ! Estimated noise=0.403883 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 = 0.0116706 Jy ! Component: 100 - total flux cleaned = 0.0178006 Jy ! Component: 150 - total flux cleaned = 0.0213037 Jy ! Component: 200 - total flux cleaned = 0.0221611 Jy ! Total flux subtracted in 200 components = 0.0221611 Jy ! Clean residual min=-0.001922 max=0.001820 Jy/beam ! Clean residual mean=-0.000002 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.422405 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 39 components and 0.422405 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=5.955 mas, bpa=-1.508 degrees ! Estimated noise=0.455814 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180621 Jy ! Component: 100 - total flux cleaned = 0.00209045 Jy ! Component: 150 - total flux cleaned = 0.00234491 Jy ! Component: 200 - total flux cleaned = 0.00257963 Jy ! Total flux subtracted in 200 components = 0.00257963 Jy ! Clean residual min=-0.001660 max=0.001491 Jy/beam ! Clean residual mean=0.000002 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.424985 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 = 0.000144077 Jy ! Component: 100 - total flux cleaned = 0.00024679 Jy ! Component: 150 - total flux cleaned = 0.000334423 Jy ! Component: 200 - total flux cleaned = 0.000396561 Jy ! Total flux subtracted in 200 components = 0.000396561 Jy ! Clean residual min=-0.001605 max=0.001434 Jy/beam ! Clean residual mean=0.000003 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.425382 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 63 components and 0.425382 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8672 mas, bmaj=2.141 mas, bpa=-2.212 degrees ! Estimated noise=0.403883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000159383 Jy ! Component: 100 - total flux cleaned = -0.000204796 Jy ! Component: 150 - total flux cleaned = -0.000206348 Jy ! Component: 200 - total flux cleaned = -0.000245233 Jy ! Total flux subtracted in 200 components = -0.000245233 Jy ! Clean residual min=-0.001632 max=0.001335 Jy/beam ! Clean residual mean=0.000002 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.425136 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 73 components and 0.425136 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=0.094606Jy sigma=0.749267 ! Fit after self-cal, rms=0.094557Jy sigma=0.749109 wmodel J1845-2852_X_map.mod ! Writing 73 model components to file: J1845-2852_X_map.mod wobs J1845-2852_X_uvs.fits ! Writing UV FITS file: J1845-2852_X_uvs.fits wwins J1845-2852_X_map.win ! wwins: Wrote 4 windows to J1845-2852_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 = -0.000581976 Jy ! Component: 100 - total flux cleaned = -0.00102467 Jy ! Component: 150 - total flux cleaned = -0.00124654 Jy ! Component: 200 - total flux cleaned = -0.00141269 Jy ! Component: 250 - total flux cleaned = -0.00148138 Jy ! Component: 300 - total flux cleaned = -0.0015037 Jy ! Component: 350 - total flux cleaned = -0.00148249 Jy ! Component: 400 - total flux cleaned = -0.00141922 Jy ! Component: 450 - total flux cleaned = -0.00133627 Jy ! Component: 500 - total flux cleaned = -0.00129593 Jy ! Component: 550 - total flux cleaned = -0.00125562 Jy ! Component: 600 - total flux cleaned = -0.00113757 Jy ! Component: 650 - total flux cleaned = -0.00104077 Jy ! Component: 700 - total flux cleaned = -0.00096446 Jy ! Component: 750 - total flux cleaned = -0.000870452 Jy ! Component: 800 - total flux cleaned = -0.000814692 Jy ! Component: 850 - total flux cleaned = -0.000759115 Jy ! Component: 900 - total flux cleaned = -0.000650064 Jy ! Component: 950 - total flux cleaned = -0.000560732 Jy ! Component: 1000 - total flux cleaned = -0.000543244 Jy ! Component: 1050 - total flux cleaned = -0.000525483 Jy ! Component: 1100 - total flux cleaned = -0.000421581 Jy ! Component: 1150 - total flux cleaned = -0.000421969 Jy ! Component: 1200 - total flux cleaned = -0.000388201 Jy ! Component: 1250 - total flux cleaned = -0.00037163 Jy ! Component: 1300 - total flux cleaned = -0.000421501 Jy ! Component: 1350 - total flux cleaned = -0.000405022 Jy ! Component: 1400 - total flux cleaned = -0.000339914 Jy ! Component: 1450 - total flux cleaned = -0.000356307 Jy ! Component: 1500 - total flux cleaned = -0.000372432 Jy ! Component: 1550 - total flux cleaned = -0.000356464 Jy ! Component: 1600 - total flux cleaned = -0.000372157 Jy ! Component: 1650 - total flux cleaned = -0.000341054 Jy ! Component: 1700 - total flux cleaned = -0.000341092 Jy ! Component: 1750 - total flux cleaned = -0.000371796 Jy ! Component: 1800 - total flux cleaned = -0.000356525 Jy ! Component: 1850 - total flux cleaned = -0.000341279 Jy ! Component: 1900 - total flux cleaned = -0.000356166 Jy ! Component: 1950 - total flux cleaned = -0.000371122 Jy ! Component: 2000 - total flux cleaned = -0.000430305 Jy ! Component: 2050 - total flux cleaned = -0.000488974 Jy ! Component: 2100 - total flux cleaned = -0.000459643 Jy ! Component: 2150 - total flux cleaned = -0.000474088 Jy ! Component: 2200 - total flux cleaned = -0.000502835 Jy ! Component: 2250 - total flux cleaned = -0.000560184 Jy ! Component: 2300 - total flux cleaned = -0.000588658 Jy ! Component: 2350 - total flux cleaned = -0.000617074 Jy ! Component: 2400 - total flux cleaned = -0.000673235 Jy ! Component: 2450 - total flux cleaned = -0.000729065 Jy ! Component: 2500 - total flux cleaned = -0.000701326 Jy ! Component: 2550 - total flux cleaned = -0.000784096 Jy ! Component: 2600 - total flux cleaned = -0.000797804 Jy ! Component: 2650 - total flux cleaned = -0.000825245 Jy ! Component: 2700 - total flux cleaned = -0.000893203 Jy ! Component: 2750 - total flux cleaned = -0.000825786 Jy ! Component: 2800 - total flux cleaned = -0.00091965 Jy ! Component: 2850 - total flux cleaned = -0.000933019 Jy ! Component: 2900 - total flux cleaned = -0.000986037 Jy ! Component: 2950 - total flux cleaned = -0.00094637 Jy ! Component: 3000 - total flux cleaned = -0.000985793 Jy ! Component: 3050 - total flux cleaned = -0.00102513 Jy ! Component: 3100 - total flux cleaned = -0.0010122 Jy ! Component: 3150 - total flux cleaned = -0.00102515 Jy ! Component: 3200 - total flux cleaned = -0.00111508 Jy ! Component: 3250 - total flux cleaned = -0.00114063 Jy ! Component: 3300 - total flux cleaned = -0.00111514 Jy ! Component: 3350 - total flux cleaned = -0.00120382 Jy ! Component: 3400 - total flux cleaned = -0.00127939 Jy ! Component: 3450 - total flux cleaned = -0.00130434 Jy ! Component: 3500 - total flux cleaned = -0.00130427 Jy ! Component: 3550 - total flux cleaned = -0.00131672 Jy ! Component: 3600 - total flux cleaned = -0.00136618 Jy ! Component: 3650 - total flux cleaned = -0.00137845 Jy ! Component: 3700 - total flux cleaned = -0.00142747 Jy ! Component: 3750 - total flux cleaned = -0.00146397 Jy ! Component: 3800 - total flux cleaned = -0.00146398 Jy ! Component: 3850 - total flux cleaned = -0.00153634 Jy ! Component: 3900 - total flux cleaned = -0.00153631 Jy ! Component: 3950 - total flux cleaned = -0.00159609 Jy ! Component: 4000 - total flux cleaned = -0.00161991 Jy ! Component: 4050 - total flux cleaned = -0.00162005 Jy ! Total flux subtracted in 4096 components = -0.00166724 Jy ! Clean residual min=-0.000617 max=0.000682 Jy/beam ! Clean residual mean=-0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.423469 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 352 components and 0.423469 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1845-2852_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8672 x 2.141 at -2.212 degrees (North through East) ! Clean map min=-0.0024258 max=0.38544 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1845-2852_X_map.fits wmodel /vlbi/bp222/maps//J1845-2852_X_map.mod ! Writing 352 model components to file: /vlbi/bp222/maps//J1845-2852_X_map.mod wobs /vlbi/bp222/maps//J1845-2852_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1845-2852_X_uvs.fits wwins /vlbi/bp222/maps//J1845-2852_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1845-2852_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.385442 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000207529 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.161525 0.161525 0.32305 0.646101 1.2922 2.5844 5.16881 10.3376 20.6752 41.3504 82.7009 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.385 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1857.3 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1845-2852_X_dfm.log closed on Thu Sep 27 11:30:34 2018