! Started logfile: /vlbi/bp222/maps//J1557-2724_X_dfm.log on Thu Sep 27 11:21:41 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//J1557-2724_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1557-2724_X_uvm.fits ! AN table 1: 47 integrations on 21 of 21 possible baselines. ! AN table 2: 44 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.91032 visibilities/baseline/integration-bin. ! Found source: J1557-2724 ! ! 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 24240 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 J1557-2724_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 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.013637Jy sigma=11.230332 ! Fit after self-cal, rms=0.868830Jy sigma=9.575745 ! 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=0.7824 mas, bmaj=3.101 mas, bpa=-7.067 degrees ! Estimated noise=0.993331 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 = 0.0996303 Jy ! Component: 100 - total flux cleaned = 0.121798 Jy ! Total flux subtracted in 100 components = 0.121798 Jy ! Clean residual min=-0.004387 max=0.009251 Jy/beam ! Clean residual mean=-0.000113 rms=0.001343 Jy/beam ! Combined flux in latest and established models = 0.121798 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.121798 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=0.075949Jy sigma=0.767513 ! Fit after self-cal, rms=0.075913Jy sigma=0.767353 ! Inverting map ! Added new window around map position (1.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00992564 Jy ! Component: 100 - total flux cleaned = 0.0163931 Jy ! Total flux subtracted in 100 components = 0.0163931 Jy ! Clean residual min=-0.003660 max=0.007182 Jy/beam ! Clean residual mean=-0.000075 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 0.138191 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 26 components and 0.138191 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=0.073806Jy sigma=0.739127 ! Fit after self-cal, rms=0.073751Jy sigma=0.738209 ! 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=0.9996 mas, bmaj=3.566 mas, bpa=-6.287 degrees ! Estimated noise=0.444605 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 = 0.00874964 Jy ! Component: 100 - total flux cleaned = 0.0137209 Jy ! Component: 150 - total flux cleaned = 0.0168431 Jy ! Component: 200 - total flux cleaned = 0.0188481 Jy ! Total flux subtracted in 200 components = 0.0188481 Jy ! Clean residual min=-0.002311 max=0.004370 Jy/beam ! Clean residual mean=-0.000033 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.157039 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 60 components and 0.157039 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=0.072751Jy sigma=0.724281 ! Fit after self-cal, rms=0.072735Jy sigma=0.723782 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9996 x 3.566 at -6.287 degrees (North through East) ! Clean map min=-0.0023549 max=0.12945 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 LA 0.99 MK 1.04 ! NL 1.06 OV 1.00 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 HN 1.08 KP 1.00 ! LA 0.94 NL 1.08 PT 0.92 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 LA 0.97 MK 0.98 ! NL 1.13 OV 1.01 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 HN 1.00 KP 0.97 ! LA 1.00 NL 1.07 PT 0.98 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 LA 1.01 MK 1.00 ! NL 1.04 OV 0.97 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 HN 1.08 KP 0.99 ! LA 1.02 NL 1.11 PT 0.96 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 LA 0.95 MK 1.02 ! NL 1.10 OV 1.01 PT 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.08 HN 1.01 KP 1.02 ! LA 0.90 NL 1.16 PT 0.94 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 LA 0.97 MK 0.96 ! NL 1.10 OV 1.00 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 HN 1.04 KP 0.98 ! LA 0.96 NL 1.11 PT 1.00 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 LA 0.97 MK 1.00 ! NL 1.06 OV 0.98 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.95 HN 1.01 KP 1.01 ! LA 0.95 NL 1.13 PT 0.97 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 LA 0.94 MK 0.96 ! NL 1.08 OV 1.02 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.93 HN 1.06 KP 1.02 ! LA 0.93 NL 1.04 PT 0.95 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 LA 1.02 MK 0.96 ! NL 1.00 OV 1.00 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.00 KP 0.99 ! LA 0.99 NL 1.08 PT 0.96 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 LA 0.94 MK 0.94 ! NL 1.02 OV 1.02 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HN 0.95 KP 1.01 ! LA 0.93 NL 1.06 PT 0.98 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 LA 0.99 MK 0.95 ! NL 1.03 OV 1.04 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.01 HN 0.98 KP 1.01 ! LA 0.94 NL 1.10 PT 0.91 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 LA 1.03 MK 0.98 ! NL 1.05 OV 0.98 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 HN 0.98 KP 0.98 ! LA 0.95 NL 1.07 PT 0.91 SC 1.18 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 LA 1.01 MK 1.04 ! NL 1.01 OV 0.93 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.92 HN 1.05 KP 1.04 ! LA 0.97 NL 1.03 PT 0.94 SC 1.02 ! ! ! Fit before self-cal, rms=0.072735Jy sigma=0.723782 ! Fit after self-cal, rms=0.073211Jy sigma=0.718223 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9995 mas, bmaj=3.586 mas, bpa=-6.373 degrees ! Estimated noise=0.443347 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 = -0.00065259 Jy ! Component: 100 - total flux cleaned = -0.000728804 Jy ! Component: 150 - total flux cleaned = -0.000856089 Jy ! Component: 200 - total flux cleaned = -0.000963656 Jy ! Total flux subtracted in 200 components = -0.000963656 Jy ! Clean residual min=-0.001715 max=0.001741 Jy/beam ! Clean residual mean=-0.000008 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.156075 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 73 components and 0.156075 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=0.073167Jy sigma=0.717885 ! Fit after self-cal, rms=0.073254Jy sigma=0.717746 ! 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=0.073254Jy sigma=0.717746 ! Fit after self-cal, rms=0.073191Jy sigma=0.717457 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9982 mas, bmaj=3.585 mas, bpa=-6.382 degrees ! Estimated noise=0.443041 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000367003 Jy ! Component: 100 - total flux cleaned = -0.000396365 Jy ! Component: 150 - total flux cleaned = -0.000516782 Jy ! Component: 200 - total flux cleaned = -0.000602577 Jy ! Total flux subtracted in 200 components = -0.000602577 Jy ! Clean residual min=-0.001636 max=0.001729 Jy/beam ! Clean residual mean=-0.000007 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.155473 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.155473 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=0.073164Jy sigma=0.717275 ! Fit after self-cal, rms=0.073162Jy sigma=0.717257 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2, 32.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125742 Jy ! Component: 100 - total flux cleaned = 0.00125628 Jy ! Component: 150 - total flux cleaned = 0.00130486 Jy ! Component: 200 - total flux cleaned = 0.00132685 Jy ! Total flux subtracted in 200 components = 0.00132685 Jy ! Clean residual min=-0.001453 max=0.001468 Jy/beam ! Clean residual mean=-0.000006 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.1568 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 88 components and 0.1568 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=0.073132Jy sigma=0.716866 ! Fit after self-cal, rms=0.073133Jy sigma=0.716846 ! 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=0.073133Jy sigma=0.716846 ! Fit after self-cal, rms=0.073466Jy sigma=0.715165 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9959 mas, bmaj=3.582 mas, bpa=-6.42 degrees ! Estimated noise=0.443284 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.45376e-05 Jy ! Component: 100 - total flux cleaned = -5.4624e-05 Jy ! Component: 150 - total flux cleaned = -0.000121449 Jy ! Component: 200 - total flux cleaned = -0.000141636 Jy ! Total flux subtracted in 200 components = -0.000141636 Jy ! Clean residual min=-0.001308 max=0.001256 Jy/beam ! Clean residual mean=-0.000003 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.156658 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 98 components and 0.156658 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=0.073448Jy sigma=0.715036 ! Fit after self-cal, rms=0.073465Jy sigma=0.715000 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.11987e-05 Jy ! Component: 100 - total flux cleaned = -7.75538e-05 Jy ! Component: 150 - total flux cleaned = -0.000130613 Jy ! Component: 200 - total flux cleaned = -0.000180236 Jy ! Total flux subtracted in 200 components = -0.000180236 Jy ! Clean residual min=-0.001267 max=0.001252 Jy/beam ! Clean residual mean=-0.000003 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.156478 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 105 components and 0.156478 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=0.073455Jy sigma=0.714931 ! Fit after self-cal, rms=0.073454Jy sigma=0.714930 ! 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=0.073454Jy sigma=0.714930 ! Fit after self-cal, rms=0.073504Jy sigma=0.714902 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.244 mas, bmaj=5.176 mas, bpa=2.86 degrees ! Estimated noise=0.539602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102251 Jy ! Component: 100 - total flux cleaned = 4.49486e-06 Jy ! Component: 150 - total flux cleaned = -8.40403e-05 Jy ! Component: 200 - total flux cleaned = -0.000165284 Jy ! Total flux subtracted in 200 components = -0.000165284 Jy ! Clean residual min=-0.001225 max=0.001262 Jy/beam ! Clean residual mean=-0.000007 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.156313 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 110 components and 0.156313 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=0.073493Jy sigma=0.714839 ! Fit after self-cal, rms=0.073491Jy sigma=0.714834 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 = -6.61829e-05 Jy ! Component: 100 - total flux cleaned = -0.000139542 Jy ! Component: 150 - total flux cleaned = -0.000180347 Jy ! Component: 200 - total flux cleaned = -0.000219187 Jy ! Total flux subtracted in 200 components = -0.000219187 Jy ! Clean residual min=-0.001205 max=0.001228 Jy/beam ! Clean residual mean=-0.000007 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.156093 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 117 components and 0.156093 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=0.073485Jy sigma=0.714833 ! Fit after self-cal, rms=0.073481Jy sigma=0.714829 ! 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=0.9938 mas, bmaj=3.579 mas, bpa=-6.432 degrees ! Estimated noise=0.443294 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9938 x 3.579 at -6.432 degrees (North through East) ! Clean map min=-0.0011607 max=0.13004 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=0.7773 mas, bmaj=3.107 mas, bpa=-7.2 degrees ! Estimated noise=0.994278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0994648 Jy ! Component: 100 - total flux cleaned = 0.122169 Jy ! Component: 150 - total flux cleaned = 0.132965 Jy ! Component: 200 - total flux cleaned = 0.139655 Jy ! Total flux subtracted in 200 components = 0.139655 Jy ! Clean residual min=-0.003330 max=0.003897 Jy/beam ! Clean residual mean=-0.000048 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.139655 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.139655 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9938 mas, bmaj=3.579 mas, bpa=-6.432 degrees ! Estimated noise=0.443294 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 = 0.00680511 Jy ! Component: 100 - total flux cleaned = 0.0101923 Jy ! Component: 150 - total flux cleaned = 0.0123054 Jy ! Component: 200 - total flux cleaned = 0.0137712 Jy ! Total flux subtracted in 200 components = 0.0137712 Jy ! Clean residual min=-0.001487 max=0.001930 Jy/beam ! Clean residual mean=-0.000013 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.153426 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 54 components and 0.153426 Jy ! Inverting map ! Added new window around map position (-1.4, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167409 Jy ! Component: 100 - total flux cleaned = 0.0023016 Jy ! Component: 150 - total flux cleaned = 0.00264189 Jy ! Component: 200 - total flux cleaned = 0.00285492 Jy ! Total flux subtracted in 200 components = 0.00285492 Jy ! Clean residual min=-0.001228 max=0.001128 Jy/beam ! Clean residual mean=-0.000004 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.156281 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 75 components and 0.156281 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=2.244 mas, bmaj=5.176 mas, bpa=2.86 degrees ! Estimated noise=0.539602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000485131 Jy ! Component: 100 - total flux cleaned = 0.00048544 Jy ! Component: 150 - total flux cleaned = 0.000486171 Jy ! Component: 200 - total flux cleaned = 0.000486021 Jy ! Total flux subtracted in 200 components = 0.000486021 Jy ! Clean residual min=-0.001257 max=0.001130 Jy/beam ! Clean residual mean=-0.000004 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.156767 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 = 7.0786e-08 Jy ! Component: 100 - total flux cleaned = -1.47097e-05 Jy ! Component: 150 - total flux cleaned = -4.39148e-05 Jy ! Component: 200 - total flux cleaned = -5.75366e-05 Jy ! Total flux subtracted in 200 components = -5.75366e-05 Jy ! Clean residual min=-0.001257 max=0.001117 Jy/beam ! Clean residual mean=-0.000004 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.15671 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 96 components and 0.15671 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9938 mas, bmaj=3.579 mas, bpa=-6.432 degrees ! Estimated noise=0.443294 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.73923e-05 Jy ! Component: 100 - total flux cleaned = -0.000137811 Jy ! Component: 150 - total flux cleaned = -0.000202188 Jy ! Component: 200 - total flux cleaned = -0.000222157 Jy ! Total flux subtracted in 200 components = -0.000222157 Jy ! Clean residual min=-0.001124 max=0.001066 Jy/beam ! Clean residual mean=-0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.156488 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.156488 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=0.073466Jy sigma=0.714727 ! Fit after self-cal, rms=0.073460Jy sigma=0.714686 wmodel J1557-2724_X_map.mod ! Writing 114 model components to file: J1557-2724_X_map.mod wobs J1557-2724_X_uvs.fits ! Writing UV FITS file: J1557-2724_X_uvs.fits wwins J1557-2724_X_map.win ! wwins: Wrote 4 windows to J1557-2724_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 = 8.19561e-05 Jy ! Component: 100 - total flux cleaned = 8.18069e-05 Jy ! Component: 150 - total flux cleaned = 0.000118446 Jy ! Component: 200 - total flux cleaned = 0.000100486 Jy ! Component: 250 - total flux cleaned = 8.28375e-05 Jy ! Component: 300 - total flux cleaned = 0.000132686 Jy ! Component: 350 - total flux cleaned = 0.000148459 Jy ! Component: 400 - total flux cleaned = 0.000132694 Jy ! Component: 450 - total flux cleaned = 0.000179256 Jy ! Component: 500 - total flux cleaned = 0.000178999 Jy ! Component: 550 - total flux cleaned = 0.00019402 Jy ! Component: 600 - total flux cleaned = 0.00020889 Jy ! Component: 650 - total flux cleaned = 0.000266282 Jy ! Component: 700 - total flux cleaned = 0.000280375 Jy ! Component: 750 - total flux cleaned = 0.000308474 Jy ! Component: 800 - total flux cleaned = 0.000349945 Jy ! Component: 850 - total flux cleaned = 0.000336512 Jy ! Component: 900 - total flux cleaned = 0.000363397 Jy ! Component: 950 - total flux cleaned = 0.000389538 Jy ! Component: 1000 - total flux cleaned = 0.000376611 Jy ! Component: 1050 - total flux cleaned = 0.000376798 Jy ! Component: 1100 - total flux cleaned = 0.000402333 Jy ! Component: 1150 - total flux cleaned = 0.000439906 Jy ! Component: 1200 - total flux cleaned = 0.000476964 Jy ! Component: 1250 - total flux cleaned = 0.000488933 Jy ! Component: 1300 - total flux cleaned = 0.000513022 Jy ! Component: 1350 - total flux cleaned = 0.000501152 Jy ! Component: 1400 - total flux cleaned = 0.000512975 Jy ! Component: 1450 - total flux cleaned = 0.000501212 Jy ! Component: 1500 - total flux cleaned = 0.000501025 Jy ! Component: 1550 - total flux cleaned = 0.000512364 Jy ! Component: 1600 - total flux cleaned = 0.000478376 Jy ! Component: 1650 - total flux cleaned = 0.000467282 Jy ! Component: 1700 - total flux cleaned = 0.00044523 Jy ! Component: 1750 - total flux cleaned = 0.000412417 Jy ! Component: 1800 - total flux cleaned = 0.000434127 Jy ! Component: 1850 - total flux cleaned = 0.000401801 Jy ! Component: 1900 - total flux cleaned = 0.000359032 Jy ! Component: 1950 - total flux cleaned = 0.000327166 Jy ! Component: 2000 - total flux cleaned = 0.000232776 Jy ! Component: 2050 - total flux cleaned = 0.000201568 Jy ! Component: 2100 - total flux cleaned = 0.000170539 Jy ! Component: 2150 - total flux cleaned = 0.000150038 Jy ! Component: 2200 - total flux cleaned = 6.86207e-05 Jy ! Component: 2250 - total flux cleaned = 8.05116e-06 Jy ! Component: 2300 - total flux cleaned = -2.19167e-05 Jy ! Component: 2350 - total flux cleaned = -7.15498e-05 Jy ! Component: 2400 - total flux cleaned = -0.000111029 Jy ! Component: 2450 - total flux cleaned = -0.000169691 Jy ! Component: 2500 - total flux cleaned = -0.000189165 Jy ! Component: 2550 - total flux cleaned = -0.000227835 Jy ! Component: 2600 - total flux cleaned = -0.000285382 Jy ! Component: 2650 - total flux cleaned = -0.000275874 Jy ! Component: 2700 - total flux cleaned = -0.000294879 Jy ! Component: 2750 - total flux cleaned = -0.000398132 Jy ! Component: 2800 - total flux cleaned = -0.000388857 Jy ! Component: 2850 - total flux cleaned = -0.000453672 Jy ! Component: 2900 - total flux cleaned = -0.000481206 Jy ! Component: 2950 - total flux cleaned = -0.000481155 Jy ! Component: 3000 - total flux cleaned = -0.000535655 Jy ! Component: 3050 - total flux cleaned = -0.00057167 Jy ! Component: 3100 - total flux cleaned = -0.000571599 Jy ! Component: 3150 - total flux cleaned = -0.000625005 Jy ! Component: 3200 - total flux cleaned = -0.000633801 Jy ! Component: 3250 - total flux cleaned = -0.000660164 Jy ! Component: 3300 - total flux cleaned = -0.000677763 Jy ! Component: 3350 - total flux cleaned = -0.000729896 Jy ! Component: 3400 - total flux cleaned = -0.000747178 Jy ! Component: 3450 - total flux cleaned = -0.000755718 Jy ! Component: 3500 - total flux cleaned = -0.000798366 Jy ! Component: 3550 - total flux cleaned = -0.000798361 Jy ! Component: 3600 - total flux cleaned = -0.000865754 Jy ! Component: 3650 - total flux cleaned = -0.000882426 Jy ! Component: 3700 - total flux cleaned = -0.000915716 Jy ! Component: 3750 - total flux cleaned = -0.000923881 Jy ! Component: 3800 - total flux cleaned = -0.000932233 Jy ! Component: 3850 - total flux cleaned = -0.000989502 Jy ! Component: 3900 - total flux cleaned = -0.00100576 Jy ! Component: 3950 - total flux cleaned = -0.0010705 Jy ! Component: 4000 - total flux cleaned = -0.00103842 Jy ! Component: 4050 - total flux cleaned = -0.00109444 Jy ! Total flux subtracted in 4096 components = -0.00112628 Jy ! Clean residual min=-0.000473 max=0.000534 Jy/beam ! Clean residual mean=0.000001 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.155361 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 414 components and 0.155361 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1557-2724_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9938 x 3.579 at -6.432 degrees (North through East) ! Clean map min=-0.00084403 max=0.13018 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1557-2724_X_map.fits wmodel /vlbi/bp222/maps//J1557-2724_X_map.mod ! Writing 414 model components to file: /vlbi/bp222/maps//J1557-2724_X_map.mod wobs /vlbi/bp222/maps//J1557-2724_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1557-2724_X_uvs.fits wwins /vlbi/bp222/maps//J1557-2724_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1557-2724_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.130181 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000147317 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.33949 0.33949 0.678979 1.35796 2.71592 5.43183 10.8637 21.7273 43.4547 86.9094 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.13 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 883.679 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1557-2724_X_dfm.log closed on Thu Sep 27 11:21:46 2018