! Started logfile: /vlbi/bp222/maps//J1815+1623_X_dfm.log on Thu Sep 27 11:29:19 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//J1815+1623_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1815+1623_X_uvm.fits ! AN table 1: 69 integrations on 28 of 28 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.884058 visibilities/baseline/integration-bin. ! Found source: J1815+1623 ! ! 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 29280 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 J1815+1623_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 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! A total of 3 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.010378Jy sigma=16.212779 ! Fit after self-cal, rms=0.850422Jy sigma=13.554305 ! 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=0.7213 mas, bmaj=1.883 mas, bpa=-14.19 degrees ! Estimated noise=0.572617 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 = 0.118102 Jy ! Component: 100 - total flux cleaned = 0.143901 Jy ! Total flux subtracted in 100 components = 0.143901 Jy ! Clean residual min=-0.004829 max=0.007458 Jy/beam ! Clean residual mean=-0.000003 rms=0.001122 Jy/beam ! Combined flux in latest and established models = 0.143901 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.143901 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=0.062062Jy sigma=0.910489 ! Fit after self-cal, rms=0.062045Jy sigma=0.910341 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00787743 Jy ! Component: 100 - total flux cleaned = 0.0122523 Jy ! Total flux subtracted in 100 components = 0.0122523 Jy ! Clean residual min=-0.005148 max=0.005986 Jy/beam ! Clean residual mean=-0.000002 rms=0.000977 Jy/beam ! Combined flux in latest and established models = 0.156154 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 0.156154 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=0.061220Jy sigma=0.884124 ! Fit after self-cal, rms=0.061211Jy sigma=0.883875 ! Inverting map ! Added new window around map position (6.2, -11.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306734 Jy ! Component: 100 - total flux cleaned = 0.00433992 Jy ! Total flux subtracted in 100 components = 0.00433992 Jy ! Clean residual min=-0.004685 max=0.005057 Jy/beam ! Clean residual mean=-0.000001 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.160494 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.160494 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=0.060907Jy sigma=0.876824 ! Fit after self-cal, rms=0.060852Jy sigma=0.875825 ! 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=0.9362 mas, bmaj=2.212 mas, bpa=-12.73 degrees ! Estimated noise=0.269205 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 (-6.6, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00344683 Jy ! Component: 100 - total flux cleaned = 0.00405511 Jy ! Component: 150 - total flux cleaned = 0.00465577 Jy ! Component: 200 - total flux cleaned = 0.00484989 Jy ! Total flux subtracted in 200 components = 0.00484989 Jy ! Clean residual min=-0.003251 max=0.004873 Jy/beam ! Clean residual mean=0.000001 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.165343 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 48 components and 0.165343 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=0.060508Jy sigma=0.869501 ! Fit after self-cal, rms=0.060466Jy sigma=0.868590 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9362 x 2.212 at -12.73 degrees (North through East) ! Clean map min=-0.0045409 max=0.15175 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.96 LA 0.96 ! MK 1.01 NL 0.98 OV 0.98 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.97 HN 0.93 KP 1.02 ! LA 1.01 MK 1.09 NL 1.15 PT 0.99 ! SC 1.10 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.99 LA 0.93 ! MK 0.98 NL 0.98 OV 0.99 PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.03 HN 0.99 KP 1.00 ! LA 1.06 MK 1.05 NL 1.15 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.96 LA 0.97 ! MK 0.97 NL 0.96 OV 0.98 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.02 HN 0.98 KP 1.03 ! LA 0.99 MK 1.11 NL 1.16 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.00 LA 0.97 ! MK 1.00 NL 0.98 OV 0.97 PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 HN 0.98 KP 1.02 ! LA 1.01 MK 1.10 NL 1.16 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.97 LA 0.97 ! MK 1.01 NL 0.95 OV 0.99 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00 HN 1.00 KP 1.00 ! LA 1.02 MK 1.11 NL 1.13 PT 0.99 ! SC 1.06 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.01 LA 0.93 ! MK 0.99 NL 0.96 OV 0.97 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.01 HN 0.96 KP 1.03 ! LA 1.03 MK 1.03 NL 1.15 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.97 LA 0.95 ! MK 1.00 NL 0.97 OV 0.97 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.06 HN 1.03 KP 1.02 ! LA 1.03 MK 1.08 NL 1.19 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.96 LA 0.99 ! MK 0.99 NL 0.94 OV 0.97 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 HN 0.97 KP 1.04 ! LA 1.03 MK 1.08 NL 1.11 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.97 LA 0.94 ! MK 1.00 NL 0.96 OV 0.97 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.07 HN 0.97 KP 1.02 ! LA 0.99 MK 1.08 NL 1.12 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.02 LA 0.93 ! MK 0.98 NL 0.95 OV 0.98 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.06 HN 0.93 KP 1.03 ! LA 1.00 MK 1.08 NL 1.16 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.96 LA 0.97 ! MK 1.03 NL 0.94 OV 0.98 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.03 HN 0.99 KP 1.04 ! LA 1.00 MK 1.03 NL 1.11 PT 0.98 ! SC 1.03 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 0.97 LA 0.97 ! MK 0.99 NL 0.97 OV 0.97 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.08 HN 0.93 KP 1.06 ! LA 1.01 MK 0.98 NL 1.24 PT 1.01 ! SC 1.05 ! ! ! Fit before self-cal, rms=0.060466Jy sigma=0.868590 ! Fit after self-cal, rms=0.059684Jy sigma=0.851193 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9406 mas, bmaj=2.237 mas, bpa=-13.15 degrees ! Estimated noise=0.266954 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 = -0.00146069 Jy ! Component: 100 - total flux cleaned = -0.0023045 Jy ! Component: 150 - total flux cleaned = -0.00272794 Jy ! Component: 200 - total flux cleaned = -0.0030392 Jy ! Total flux subtracted in 200 components = -0.0030392 Jy ! Clean residual min=-0.002275 max=0.002721 Jy/beam ! Clean residual mean=-0.000000 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.162304 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 71 components and 0.162304 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=0.059577Jy sigma=0.850938 ! Fit after self-cal, rms=0.059584Jy sigma=0.850824 ! 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=0.059584Jy sigma=0.850824 ! Fit after self-cal, rms=0.059397Jy sigma=0.850247 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9414 mas, bmaj=2.239 mas, bpa=-13.15 degrees ! Estimated noise=0.265693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00109917 Jy ! Component: 100 - total flux cleaned = -0.00157709 Jy ! Component: 150 - total flux cleaned = -0.00185474 Jy ! Component: 200 - total flux cleaned = -0.00198154 Jy ! Total flux subtracted in 200 components = -0.00198154 Jy ! Clean residual min=-0.002203 max=0.002670 Jy/beam ! Clean residual mean=-0.000002 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.160323 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 81 components and 0.160323 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=0.059325Jy sigma=0.850201 ! Fit after self-cal, rms=0.059326Jy sigma=0.850173 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 = -0.000322283 Jy ! Component: 100 - total flux cleaned = -0.00039271 Jy ! Component: 150 - total flux cleaned = -0.000414686 Jy ! Component: 200 - total flux cleaned = -0.000476524 Jy ! Total flux subtracted in 200 components = -0.000476524 Jy ! Clean residual min=-0.002180 max=0.002672 Jy/beam ! Clean residual mean=-0.000002 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.159846 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 0.159846 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=0.059299Jy sigma=0.850048 ! Fit after self-cal, rms=0.059299Jy sigma=0.850041 ! 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=0.059299Jy sigma=0.850041 ! Fit after self-cal, rms=0.060780Jy sigma=0.824419 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9407 mas, bmaj=2.237 mas, bpa=-13.14 degrees ! Estimated noise=0.266038 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000917758 Jy ! Component: 100 - total flux cleaned = -0.000724539 Jy ! Component: 150 - total flux cleaned = -0.000596911 Jy ! Component: 200 - total flux cleaned = -0.000436738 Jy ! Total flux subtracted in 200 components = -0.000436738 Jy ! Clean residual min=-0.001095 max=0.001040 Jy/beam ! Clean residual mean=-0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.159409 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 99 components and 0.159409 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=0.060730Jy sigma=0.823613 ! Fit after self-cal, rms=0.060802Jy sigma=0.823394 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 = -0.000427726 Jy ! Component: 100 - total flux cleaned = -0.000307239 Jy ! Component: 150 - total flux cleaned = -0.000243343 Jy ! Component: 200 - total flux cleaned = -0.000224802 Jy ! Total flux subtracted in 200 components = -0.000224802 Jy ! Clean residual min=-0.000982 max=0.001009 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.159185 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 110 components and 0.159185 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=0.060784Jy sigma=0.823114 ! Fit after self-cal, rms=0.060783Jy sigma=0.823087 ! 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=0.060783Jy sigma=0.823087 ! Fit after self-cal, rms=0.060868Jy sigma=0.822913 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.121 mas, bmaj=2.942 mas, bpa=-4.848 degrees ! Estimated noise=0.320152 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000484898 Jy ! Component: 100 - total flux cleaned = -0.000425504 Jy ! Component: 150 - total flux cleaned = -0.000373114 Jy ! Component: 200 - total flux cleaned = -0.000311786 Jy ! Total flux subtracted in 200 components = -0.000311786 Jy ! Clean residual min=-0.001024 max=0.001052 Jy/beam ! Clean residual mean=-0.000001 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.158873 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 125 components and 0.158873 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=0.060855Jy sigma=0.822754 ! Fit after self-cal, rms=0.060855Jy sigma=0.822721 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 = -0.000198031 Jy ! Component: 100 - total flux cleaned = -0.00016926 Jy ! Component: 150 - total flux cleaned = -0.000105706 Jy ! Component: 200 - total flux cleaned = -7.15837e-05 Jy ! Total flux subtracted in 200 components = -7.15837e-05 Jy ! Clean residual min=-0.000957 max=0.001008 Jy/beam ! Clean residual mean=-0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.158801 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 129 components and 0.158801 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=0.060850Jy sigma=0.822656 ! Fit after self-cal, rms=0.060851Jy sigma=0.822644 ! 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=0.9395 mas, bmaj=2.237 mas, bpa=-13.19 degrees ! Estimated noise=0.265563 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9395 x 2.237 at -13.19 degrees (North through East) ! Clean map min=-0.0022156 max=0.15074 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=0.7213 mas, bmaj=1.914 mas, bpa=-14.79 degrees ! Estimated noise=0.567119 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.116804 Jy ! Component: 100 - total flux cleaned = 0.142575 Jy ! Component: 150 - total flux cleaned = 0.150767 Jy ! Component: 200 - total flux cleaned = 0.155046 Jy ! Total flux subtracted in 200 components = 0.155046 Jy ! Clean residual min=-0.002181 max=0.002208 Jy/beam ! Clean residual mean=-0.000000 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.155046 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 0.155046 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9395 mas, bmaj=2.237 mas, bpa=-13.19 degrees ! Estimated noise=0.265563 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 = 0.00262071 Jy ! Component: 100 - total flux cleaned = 0.00324301 Jy ! Component: 150 - total flux cleaned = 0.0034589 Jy ! Component: 200 - total flux cleaned = 0.00367542 Jy ! Total flux subtracted in 200 components = 0.00367542 Jy ! Clean residual min=-0.000954 max=0.001146 Jy/beam ! Clean residual mean=-0.000000 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.158721 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.158721 Jy ! Inverting map ! Added new window around map position (-20.4, 35.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104661 Jy ! Component: 100 - total flux cleaned = 0.00141214 Jy ! Component: 150 - total flux cleaned = 0.0015895 Jy ! Component: 200 - total flux cleaned = 0.00161533 Jy ! Total flux subtracted in 200 components = 0.00161533 Jy ! Clean residual min=-0.000898 max=0.001041 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.160336 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 47 components and 0.160336 Jy ! Inverting map ! Added new window around map position (23.8, 19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000503146 Jy ! Component: 100 - total flux cleaned = 0.00057748 Jy ! Component: 150 - total flux cleaned = 0.000577383 Jy ! Component: 200 - total flux cleaned = 0.000534645 Jy ! Total flux subtracted in 200 components = 0.000534645 Jy ! Clean residual min=-0.000823 max=0.000861 Jy/beam ! Clean residual mean=-0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.160871 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 65 components and 0.160871 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=2.121 mas, bmaj=2.942 mas, bpa=-4.848 degrees ! Estimated noise=0.320152 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.05711e-05 Jy ! Component: 100 - total flux cleaned = -2.6961e-05 Jy ! Component: 150 - total flux cleaned = -5.4546e-05 Jy ! Component: 200 - total flux cleaned = -6.80016e-05 Jy ! Total flux subtracted in 200 components = -6.80016e-05 Jy ! Clean residual min=-0.000849 max=0.000913 Jy/beam ! Clean residual mean=-0.000002 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.160803 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 = -1.24986e-05 Jy ! Component: 100 - total flux cleaned = -3.52849e-05 Jy ! Component: 150 - total flux cleaned = -6.69861e-05 Jy ! Component: 200 - total flux cleaned = -8.69204e-05 Jy ! Total flux subtracted in 200 components = -8.69204e-05 Jy ! Clean residual min=-0.000858 max=0.000907 Jy/beam ! Clean residual mean=-0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.160716 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 92 components and 0.160716 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9395 mas, bmaj=2.237 mas, bpa=-13.19 degrees ! Estimated noise=0.265563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119099 Jy ! Component: 100 - total flux cleaned = 0.00015434 Jy ! Component: 150 - total flux cleaned = 0.000154842 Jy ! Component: 200 - total flux cleaned = 0.00016996 Jy ! Total flux subtracted in 200 components = 0.00016996 Jy ! Clean residual min=-0.000812 max=0.000850 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.160886 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 105 components and 0.160886 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=0.060825Jy sigma=0.822108 ! Fit after self-cal, rms=0.060815Jy sigma=0.821959 wmodel J1815+1623_X_map.mod ! Writing 105 model components to file: J1815+1623_X_map.mod wobs J1815+1623_X_uvs.fits ! Writing UV FITS file: J1815+1623_X_uvs.fits wwins J1815+1623_X_map.win ! wwins: Wrote 5 windows to J1815+1623_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 = 7.54817e-05 Jy ! Component: 100 - total flux cleaned = 0.000175613 Jy ! Component: 150 - total flux cleaned = 0.000243963 Jy ! Component: 200 - total flux cleaned = 0.000297009 Jy ! Component: 250 - total flux cleaned = 0.000361514 Jy ! Component: 300 - total flux cleaned = 0.000361525 Jy ! Component: 350 - total flux cleaned = 0.00039846 Jy ! Component: 400 - total flux cleaned = 0.000374032 Jy ! Component: 450 - total flux cleaned = 0.000362048 Jy ! Component: 500 - total flux cleaned = 0.000362136 Jy ! Component: 550 - total flux cleaned = 0.000385129 Jy ! Component: 600 - total flux cleaned = 0.00041918 Jy ! Component: 650 - total flux cleaned = 0.000486689 Jy ! Component: 700 - total flux cleaned = 0.000531044 Jy ! Component: 750 - total flux cleaned = 0.0005642 Jy ! Component: 800 - total flux cleaned = 0.000629594 Jy ! Component: 850 - total flux cleaned = 0.000683193 Jy ! Component: 900 - total flux cleaned = 0.000746704 Jy ! Component: 950 - total flux cleaned = 0.000788568 Jy ! Component: 1000 - total flux cleaned = 0.000829832 Jy ! Component: 1050 - total flux cleaned = 0.000870872 Jy ! Component: 1100 - total flux cleaned = 0.000921565 Jy ! Component: 1150 - total flux cleaned = 0.000921606 Jy ! Component: 1200 - total flux cleaned = 0.000961448 Jy ! Component: 1250 - total flux cleaned = 0.000991142 Jy ! Component: 1300 - total flux cleaned = 0.00104943 Jy ! Component: 1350 - total flux cleaned = 0.00106849 Jy ! Component: 1400 - total flux cleaned = 0.00105897 Jy ! Component: 1450 - total flux cleaned = 0.00108744 Jy ! Component: 1500 - total flux cleaned = 0.00109684 Jy ! Component: 1550 - total flux cleaned = 0.00110613 Jy ! Component: 1600 - total flux cleaned = 0.00114321 Jy ! Component: 1650 - total flux cleaned = 0.00111566 Jy ! Component: 1700 - total flux cleaned = 0.00115215 Jy ! Component: 1750 - total flux cleaned = 0.00116122 Jy ! Component: 1800 - total flux cleaned = 0.00117017 Jy ! Component: 1850 - total flux cleaned = 0.00118815 Jy ! Component: 1900 - total flux cleaned = 0.00120588 Jy ! Component: 1950 - total flux cleaned = 0.0011708 Jy ! Component: 2000 - total flux cleaned = 0.00120576 Jy ! Component: 2050 - total flux cleaned = 0.00120582 Jy ! Component: 2100 - total flux cleaned = 0.00124878 Jy ! Component: 2150 - total flux cleaned = 0.00126581 Jy ! Component: 2200 - total flux cleaned = 0.00124888 Jy ! Component: 2250 - total flux cleaned = 0.00126579 Jy ! Component: 2300 - total flux cleaned = 0.00124069 Jy ! Component: 2350 - total flux cleaned = 0.00131573 Jy ! Component: 2400 - total flux cleaned = 0.00131577 Jy ! Component: 2450 - total flux cleaned = 0.00129924 Jy ! Component: 2500 - total flux cleaned = 0.00129102 Jy ! Component: 2550 - total flux cleaned = 0.00129101 Jy ! Component: 2600 - total flux cleaned = 0.00133138 Jy ! Component: 2650 - total flux cleaned = 0.00131528 Jy ! Component: 2700 - total flux cleaned = 0.00130717 Jy ! Component: 2750 - total flux cleaned = 0.00131505 Jy ! Component: 2800 - total flux cleaned = 0.00132292 Jy ! Component: 2850 - total flux cleaned = 0.00129934 Jy ! Component: 2900 - total flux cleaned = 0.00126814 Jy ! Component: 2950 - total flux cleaned = 0.00128364 Jy ! Component: 3000 - total flux cleaned = 0.00126825 Jy ! Component: 3050 - total flux cleaned = 0.00128364 Jy ! Component: 3100 - total flux cleaned = 0.00128356 Jy ! Component: 3150 - total flux cleaned = 0.00129107 Jy ! Component: 3200 - total flux cleaned = 0.00129861 Jy ! Component: 3250 - total flux cleaned = 0.00126109 Jy ! Component: 3300 - total flux cleaned = 0.00128349 Jy ! Component: 3350 - total flux cleaned = 0.00126854 Jy ! Component: 3400 - total flux cleaned = 0.00123892 Jy ! Component: 3450 - total flux cleaned = 0.00126841 Jy ! Component: 3500 - total flux cleaned = 0.00122451 Jy ! Component: 3550 - total flux cleaned = 0.00123905 Jy ! Component: 3600 - total flux cleaned = 0.00126089 Jy ! Component: 3650 - total flux cleaned = 0.00121745 Jy ! Component: 3700 - total flux cleaned = 0.00124622 Jy ! Component: 3750 - total flux cleaned = 0.00125343 Jy ! Component: 3800 - total flux cleaned = 0.00124626 Jy ! Component: 3850 - total flux cleaned = 0.00123914 Jy ! Component: 3900 - total flux cleaned = 0.00121795 Jy ! Component: 3950 - total flux cleaned = 0.00124604 Jy ! Component: 4000 - total flux cleaned = 0.00119714 Jy ! Component: 4050 - total flux cleaned = 0.00119018 Jy ! Total flux subtracted in 4096 components = 0.00119711 Jy ! Clean residual min=-0.000409 max=0.000426 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.162083 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 414 components and 0.162083 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1815+1623_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9395 x 2.237 at -13.19 degrees (North through East) ! Clean map min=-0.0016613 max=0.15092 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1815+1623_X_map.fits wmodel /vlbi/bp222/maps//J1815+1623_X_map.mod ! Writing 414 model components to file: /vlbi/bp222/maps//J1815+1623_X_map.mod wobs /vlbi/bp222/maps//J1815+1623_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1815+1623_X_uvs.fits wwins /vlbi/bp222/maps//J1815+1623_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J1815+1623_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.150921 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120062 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.238658 0.238658 0.477316 0.954632 1.90926 3.81853 7.63706 15.2741 30.5482 61.0965 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.15 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1257.03 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1815+1623_X_dfm.log closed on Thu Sep 27 11:29:24 2018