! Started logfile: /vlbi/uf001/uva//J0756-1542_X_dfm.log on Sun Jan 13 23:43:02 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J0756-1542_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0756-1542_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.957143 visibilities/baseline/integration-bin. ! Found source: J0756-1542 ! ! 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 14472 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 J0756-1542_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 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.070087Jy sigma=20.335596 ! Fit after self-cal, rms=0.675076Jy sigma=12.855523 ! 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=0.6589 mas, bmaj=1.588 mas, bpa=-1.784 degrees ! Estimated noise=0.55203 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 = 0.241095 Jy ! Component: 100 - total flux cleaned = 0.321594 Jy ! Total flux subtracted in 100 components = 0.321594 Jy ! Clean residual min=-0.013031 max=0.033509 Jy/beam ! Clean residual mean=0.000029 rms=0.003163 Jy/beam ! Combined flux in latest and established models = 0.321594 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.321594 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=0.099143Jy sigma=1.852187 ! Fit after self-cal, rms=0.099030Jy sigma=1.850326 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0341527 Jy ! Component: 100 - total flux cleaned = 0.0487583 Jy ! Total flux subtracted in 100 components = 0.0487583 Jy ! Clean residual min=-0.010590 max=0.016787 Jy/beam ! Clean residual mean=0.000017 rms=0.002218 Jy/beam ! Combined flux in latest and established models = 0.370352 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.370352 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=0.083669Jy sigma=1.519920 ! Fit after self-cal, rms=0.083581Jy sigma=1.518572 ! Inverting map ! Added new window around map position (-1.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158491 Jy ! Component: 100 - total flux cleaned = 0.0247649 Jy ! Total flux subtracted in 100 components = 0.0247649 Jy ! Clean residual min=-0.009589 max=0.013096 Jy/beam ! Clean residual mean=0.000013 rms=0.001925 Jy/beam ! Combined flux in latest and established models = 0.395117 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.395117 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=0.078769Jy sigma=1.421549 ! Fit after self-cal, rms=0.078325Jy sigma=1.411662 ! Inverting map ! Added new window around map position (-1, -4.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123902 Jy ! Component: 100 - total flux cleaned = 0.0202034 Jy ! Total flux subtracted in 100 components = 0.0202034 Jy ! Clean residual min=-0.008187 max=0.010835 Jy/beam ! Clean residual mean=0.000010 rms=0.001670 Jy/beam ! Combined flux in latest and established models = 0.41532 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.41532 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=0.075303Jy sigma=1.344240 ! Fit after self-cal, rms=0.075049Jy sigma=1.339638 ! 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=0.8474 mas, bmaj=1.959 mas, bpa=-2.783 degrees ! Estimated noise=0.339706 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 = 0.0118393 Jy ! Component: 100 - total flux cleaned = 0.0189938 Jy ! Component: 150 - total flux cleaned = 0.0239116 Jy ! Component: 200 - total flux cleaned = 0.0266006 Jy ! Total flux subtracted in 200 components = 0.0266006 Jy ! Clean residual min=-0.008277 max=0.010884 Jy/beam ! Clean residual mean=0.000011 rms=0.001967 Jy/beam ! Combined flux in latest and established models = 0.441921 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 48 components and 0.441921 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=0.073212Jy sigma=1.293323 ! Fit after self-cal, rms=0.072982Jy sigma=1.288693 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8474 x 1.959 at -2.783 degrees (North through East) ! Clean map min=-0.0083751 max=0.31876 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.07 KP 1.00 ! LA 1.01 MK 1.01 NL 1.07 OV 0.89 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.06 KP 1.01 ! LA 1.02 MK 1.02 NL 1.08 OV 0.91 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 1.06 KP 0.98 ! LA 1.01 MK 1.02 NL 1.09 OV 0.89 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.09 KP 0.98 ! LA 1.02 MK 1.00 NL 1.08 OV 0.90 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.07 KP 1.00 ! LA 1.02 MK 1.01 NL 1.09 OV 0.91 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.06 KP 1.00 ! LA 1.02 MK 0.98 NL 1.08 OV 0.90 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 1.07 KP 1.01 ! LA 1.01 MK 1.01 NL 1.09 OV 0.91 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 1.06 KP 0.99 ! LA 1.01 MK 1.00 NL 1.10 OV 0.91 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.04 KP 1.02 ! LA 1.01 MK 1.02 NL 1.07 OV 0.89 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.06 KP 0.99 ! LA 1.02 MK 0.99 NL 1.08 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.09 KP 0.99 ! LA 1.00 MK 1.03 NL 1.07 OV 0.91 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.06 KP 1.00 ! LA 1.01 MK 1.03 NL 1.11 OV 0.89 ! PT 0.95 SC 1.01 ! ! ! Fit before self-cal, rms=0.072982Jy sigma=1.288693 ! Fit after self-cal, rms=0.069157Jy sigma=1.178829 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8506 mas, bmaj=1.968 mas, bpa=-2.405 degrees ! Estimated noise=0.340893 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 = -0.00433305 Jy ! Component: 100 - total flux cleaned = -0.00629274 Jy ! Component: 150 - total flux cleaned = -0.00709425 Jy ! Component: 200 - total flux cleaned = -0.00760343 Jy ! Total flux subtracted in 200 components = -0.00760343 Jy ! Clean residual min=-0.004402 max=0.003643 Jy/beam ! Clean residual mean=0.000002 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.434317 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 0.434317 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=0.068798Jy sigma=1.172201 ! Fit after self-cal, rms=0.068808Jy sigma=1.171385 ! 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=0.068808Jy sigma=1.171385 ! Fit after self-cal, rms=0.068904Jy sigma=1.151958 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8505 mas, bmaj=1.966 mas, bpa=-2.565 degrees ! Estimated noise=0.340772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00399145 Jy ! Component: 100 - total flux cleaned = -0.00417196 Jy ! Component: 150 - total flux cleaned = -0.00438376 Jy ! Component: 200 - total flux cleaned = -0.00451068 Jy ! Total flux subtracted in 200 components = -0.00451068 Jy ! Clean residual min=-0.003729 max=0.003146 Jy/beam ! Clean residual mean=0.000003 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 0.429807 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.429807 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=0.068599Jy sigma=1.146577 ! Fit after self-cal, rms=0.068569Jy sigma=1.145879 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 = -0.000723518 Jy ! Component: 100 - total flux cleaned = -0.000908268 Jy ! Component: 150 - total flux cleaned = -0.00106674 Jy ! Component: 200 - total flux cleaned = -0.00116486 Jy ! Total flux subtracted in 200 components = -0.00116486 Jy ! Clean residual min=-0.003292 max=0.002823 Jy/beam ! Clean residual mean=0.000003 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.428642 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 67 components and 0.428642 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=0.068470Jy sigma=1.144099 ! Fit after self-cal, rms=0.068457Jy sigma=1.143977 ! 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=0.068457Jy sigma=1.143977 ! Fit after self-cal, rms=0.068501Jy sigma=1.142372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8495 mas, bmaj=1.965 mas, bpa=-2.607 degrees ! Estimated noise=0.340454 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00209142 Jy ! Component: 100 - total flux cleaned = -0.00220132 Jy ! Component: 150 - total flux cleaned = -0.00229905 Jy ! Component: 200 - total flux cleaned = -0.00243264 Jy ! Total flux subtracted in 200 components = -0.00243264 Jy ! Clean residual min=-0.003066 max=0.002625 Jy/beam ! Clean residual mean=0.000003 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.426209 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 69 components and 0.426209 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=0.068384Jy sigma=1.140288 ! Fit after self-cal, rms=0.068370Jy sigma=1.140053 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 = -0.000407319 Jy ! Component: 100 - total flux cleaned = -0.000534012 Jy ! Component: 150 - total flux cleaned = -0.000649202 Jy ! Component: 200 - total flux cleaned = -0.000719726 Jy ! Total flux subtracted in 200 components = -0.000719726 Jy ! Clean residual min=-0.002846 max=0.002585 Jy/beam ! Clean residual mean=0.000003 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.42549 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 71 components and 0.425489 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=0.068320Jy sigma=1.139209 ! Fit after self-cal, rms=0.068314Jy sigma=1.139159 ! 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=0.068314Jy sigma=1.139159 ! Fit after self-cal, rms=0.068418Jy sigma=1.138612 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.194 mas, bmaj=4.115 mas, bpa=3.084 degrees ! Estimated noise=0.443862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000309626 Jy ! Component: 100 - total flux cleaned = -0.000331105 Jy ! Component: 150 - total flux cleaned = -0.000417033 Jy ! Component: 200 - total flux cleaned = -0.00045627 Jy ! Total flux subtracted in 200 components = -0.00045627 Jy ! Clean residual min=-0.002709 max=0.002776 Jy/beam ! Clean residual mean=0.000004 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.425033 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 78 components and 0.425033 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=0.068414Jy sigma=1.138508 ! Fit after self-cal, rms=0.068412Jy sigma=1.138418 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.51168e-05 Jy ! Component: 100 - total flux cleaned = -6.96394e-05 Jy ! Component: 150 - total flux cleaned = -8.31882e-05 Jy ! Component: 200 - total flux cleaned = -0.000111349 Jy ! Total flux subtracted in 200 components = -0.000111349 Jy ! Clean residual min=-0.002699 max=0.002767 Jy/beam ! Clean residual mean=0.000004 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.424922 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 81 components and 0.424922 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=0.068408Jy sigma=1.138417 ! Fit after self-cal, rms=0.068406Jy sigma=1.138393 ! 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=0.8494 mas, bmaj=1.965 mas, bpa=-2.603 degrees ! Estimated noise=0.340459 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8494 x 1.965 at -2.603 degrees (North through East) ! Clean map min=-0.0025122 max=0.3209 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=0.6591 mas, bmaj=1.589 mas, bpa=-1.588 degrees ! Estimated noise=0.556166 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.242601 Jy ! Component: 100 - total flux cleaned = 0.32379 Jy ! Component: 150 - total flux cleaned = 0.358088 Jy ! Component: 200 - total flux cleaned = 0.375516 Jy ! Total flux subtracted in 200 components = 0.375516 Jy ! Clean residual min=-0.005677 max=0.010364 Jy/beam ! Clean residual mean=0.000011 rms=0.001256 Jy/beam ! Combined flux in latest and established models = 0.375516 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.375516 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8494 mas, bmaj=1.965 mas, bpa=-2.603 degrees ! Estimated noise=0.340459 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) ! Added new window around map position (-1, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.018872 Jy ! Component: 100 - total flux cleaned = 0.0294794 Jy ! Component: 150 - total flux cleaned = 0.0362467 Jy ! Component: 200 - total flux cleaned = 0.0408363 Jy ! Total flux subtracted in 200 components = 0.0408363 Jy ! Clean residual min=-0.002812 max=0.003506 Jy/beam ! Clean residual mean=0.000007 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.416352 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 41 components and 0.416352 Jy ! Inverting map ! Added new window around map position (0.8, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360177 Jy ! Component: 100 - total flux cleaned = 0.00605269 Jy ! Component: 150 - total flux cleaned = 0.00717579 Jy ! Component: 200 - total flux cleaned = 0.00767908 Jy ! Total flux subtracted in 200 components = 0.00767908 Jy ! Clean residual min=-0.002554 max=0.002091 Jy/beam ! Clean residual mean=0.000003 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.424031 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 61 components and 0.424031 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=2.194 mas, bmaj=4.115 mas, bpa=3.084 degrees ! Estimated noise=0.443862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165115 Jy ! Component: 100 - total flux cleaned = 0.00227588 Jy ! Component: 150 - total flux cleaned = 0.00225095 Jy ! Component: 200 - total flux cleaned = 0.00223062 Jy ! Total flux subtracted in 200 components = 0.00223062 Jy ! Clean residual min=-0.002570 max=0.002731 Jy/beam ! Clean residual mean=0.000003 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.426262 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 = -1.80226e-05 Jy ! Component: 100 - total flux cleaned = -1.81873e-05 Jy ! Component: 150 - total flux cleaned = -1.84396e-05 Jy ! Component: 200 - total flux cleaned = -1.88184e-05 Jy ! Total flux subtracted in 200 components = -1.88184e-05 Jy ! Clean residual min=-0.002540 max=0.002734 Jy/beam ! Clean residual mean=0.000003 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.426243 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 88 components and 0.426243 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8494 mas, bmaj=1.965 mas, bpa=-2.603 degrees ! Estimated noise=0.340459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000311625 Jy ! Component: 100 - total flux cleaned = -0.000313095 Jy ! Component: 150 - total flux cleaned = -0.000268928 Jy ! Component: 200 - total flux cleaned = -0.000227975 Jy ! Total flux subtracted in 200 components = -0.000227975 Jy ! Clean residual min=-0.002479 max=0.002142 Jy/beam ! Clean residual mean=0.000002 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.426015 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 98 components and 0.426015 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=0.068148Jy sigma=1.134057 ! Fit after self-cal, rms=0.068122Jy sigma=1.133625 wmodel J0756-1542_X_map.mod ! Writing 98 model components to file: J0756-1542_X_map.mod wobs J0756-1542_X_uvs.fits ! Writing UV FITS file: J0756-1542_X_uvs.fits wwins J0756-1542_X_map.win ! wwins: Wrote 5 windows to J0756-1542_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 = -0.000646776 Jy ! Component: 100 - total flux cleaned = -0.000832223 Jy ! Component: 150 - total flux cleaned = -0.000799614 Jy ! Component: 200 - total flux cleaned = -0.000703201 Jy ! Component: 250 - total flux cleaned = -0.000579048 Jy ! Component: 300 - total flux cleaned = -0.000458599 Jy ! Component: 350 - total flux cleaned = -0.000312357 Jy ! Component: 400 - total flux cleaned = -0.000227363 Jy ! Component: 450 - total flux cleaned = -0.000144623 Jy ! Component: 500 - total flux cleaned = -0.00011695 Jy ! Component: 550 - total flux cleaned = -9.01685e-05 Jy ! Component: 600 - total flux cleaned = -3.85197e-05 Jy ! Component: 650 - total flux cleaned = -6.40482e-05 Jy ! Component: 700 - total flux cleaned = -8.87667e-05 Jy ! Component: 750 - total flux cleaned = -0.000112998 Jy ! Component: 800 - total flux cleaned = -8.92285e-05 Jy ! Component: 850 - total flux cleaned = -6.56096e-05 Jy ! Component: 900 - total flux cleaned = -4.27308e-05 Jy ! Component: 950 - total flux cleaned = -2.0426e-05 Jy ! Component: 1000 - total flux cleaned = 2.42417e-05 Jy ! Component: 1050 - total flux cleaned = 8.89347e-05 Jy ! Component: 1100 - total flux cleaned = 0.000109537 Jy ! Component: 1150 - total flux cleaned = 0.000150878 Jy ! Component: 1200 - total flux cleaned = 0.000232722 Jy ! Component: 1250 - total flux cleaned = 0.000212466 Jy ! Component: 1300 - total flux cleaned = 0.000392687 Jy ! Component: 1350 - total flux cleaned = 0.000392431 Jy ! Component: 1400 - total flux cleaned = 0.000392835 Jy ! Component: 1450 - total flux cleaned = 0.000527713 Jy ! Component: 1500 - total flux cleaned = 0.000584487 Jy ! Component: 1550 - total flux cleaned = 0.000603331 Jy ! Component: 1600 - total flux cleaned = 0.00067747 Jy ! Component: 1650 - total flux cleaned = 0.000695743 Jy ! Component: 1700 - total flux cleaned = 0.000731711 Jy ! Component: 1750 - total flux cleaned = 0.000767276 Jy ! Component: 1800 - total flux cleaned = 0.000802668 Jy ! Component: 1850 - total flux cleaned = 0.000872126 Jy ! Component: 1900 - total flux cleaned = 0.000906377 Jy ! Component: 1950 - total flux cleaned = 0.000940512 Jy ! Component: 2000 - total flux cleaned = 0.000990829 Jy ! Component: 2050 - total flux cleaned = 0.000974066 Jy ! Component: 2100 - total flux cleaned = 0.00107311 Jy ! Component: 2150 - total flux cleaned = 0.0010731 Jy ! Component: 2200 - total flux cleaned = 0.00117016 Jy ! Component: 2250 - total flux cleaned = 0.00118612 Jy ! Component: 2300 - total flux cleaned = 0.00113894 Jy ! Component: 2350 - total flux cleaned = 0.00117034 Jy ! Component: 2400 - total flux cleaned = 0.00124788 Jy ! Component: 2450 - total flux cleaned = 0.00124803 Jy ! Component: 2500 - total flux cleaned = 0.00124818 Jy ! Component: 2550 - total flux cleaned = 0.00126323 Jy ! Component: 2600 - total flux cleaned = 0.00120356 Jy ! Component: 2650 - total flux cleaned = 0.00123321 Jy ! Component: 2700 - total flux cleaned = 0.0012184 Jy ! Component: 2750 - total flux cleaned = 0.0011892 Jy ! Component: 2800 - total flux cleaned = 0.00114609 Jy ! Component: 2850 - total flux cleaned = 0.00117471 Jy ! Component: 2900 - total flux cleaned = 0.00111808 Jy ! Component: 2950 - total flux cleaned = 0.00111801 Jy ! Component: 3000 - total flux cleaned = 0.00107607 Jy ! Component: 3050 - total flux cleaned = 0.00103451 Jy ! Component: 3100 - total flux cleaned = 0.000965711 Jy ! Component: 3150 - total flux cleaned = 0.000979368 Jy ! Component: 3200 - total flux cleaned = 0.000898058 Jy ! Component: 3250 - total flux cleaned = 0.000844321 Jy ! Component: 3300 - total flux cleaned = 0.000844332 Jy ! Component: 3350 - total flux cleaned = 0.000764734 Jy ! Component: 3400 - total flux cleaned = 0.000751635 Jy ! Component: 3450 - total flux cleaned = 0.000686391 Jy ! Component: 3500 - total flux cleaned = 0.000738286 Jy ! Component: 3550 - total flux cleaned = 0.000686719 Jy ! Component: 3600 - total flux cleaned = 0.000673967 Jy ! Component: 3650 - total flux cleaned = 0.000661239 Jy ! Component: 3700 - total flux cleaned = 0.000623319 Jy ! Component: 3750 - total flux cleaned = 0.000635877 Jy ! Component: 3800 - total flux cleaned = 0.000623398 Jy ! Component: 3850 - total flux cleaned = 0.000586262 Jy ! Component: 3900 - total flux cleaned = 0.000549383 Jy ! Component: 3950 - total flux cleaned = 0.000537169 Jy ! Component: 4000 - total flux cleaned = 0.00057351 Jy ! Component: 4050 - total flux cleaned = 0.000609645 Jy ! Total flux subtracted in 4096 components = 0.000549798 Jy ! Clean residual min=-0.000658 max=0.000621 Jy/beam ! Clean residual mean=0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.426565 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 416 components and 0.426565 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0756-1542_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8494 x 1.965 at -2.603 degrees (North through East) ! Clean map min=-0.0016645 max=0.31984 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0756-1542_X_map.fits wmodel /vlbi/uf001/uva//J0756-1542_X_map.mod ! Writing 416 model components to file: /vlbi/uf001/uva//J0756-1542_X_map.mod wobs /vlbi/uf001/uva//J0756-1542_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0756-1542_X_uvs.fits wwins /vlbi/uf001/uva//J0756-1542_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0756-1542_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.319844 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000203709 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.19107 0.19107 0.382141 0.764282 1.52856 3.05713 6.11426 12.2285 24.457 48.914 97.8281 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.319 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1570.1 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0756-1542_X_dfm.log closed on Sun Jan 13 23:43:06 2019