! Started logfile: /vlbi/bp222/maps//J1038+0512_X_dfm.log on Thu Sep 27 11:02:11 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//J1038+0512_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1038+0512_X_uva.fits ! AN table 1: 16 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.96875 visibilities/baseline/integration-bin. ! Found source: J1038+0512 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 108 lines of history. ! ! Reading 5208 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 J1038+0512_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.216971Jy sigma=19.668013 ! Fit after self-cal, rms=0.399755Jy sigma=6.274486 ! 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=0.5763 mas, bmaj=1.643 mas, bpa=-0.4624 degrees ! Estimated noise=1.06453 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 = 0.471121 Jy ! Component: 100 - total flux cleaned = 0.589886 Jy ! Total flux subtracted in 100 components = 0.589886 Jy ! Clean residual min=-0.027963 max=0.050736 Jy/beam ! Clean residual mean=-0.000003 rms=0.007051 Jy/beam ! Combined flux in latest and established models = 0.589886 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.589886 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=0.105245Jy sigma=1.687344 ! Fit after self-cal, rms=0.105296Jy sigma=1.685428 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.057061 Jy ! Component: 100 - total flux cleaned = 0.0885892 Jy ! Total flux subtracted in 100 components = 0.0885892 Jy ! Clean residual min=-0.014415 max=0.018747 Jy/beam ! Clean residual mean=0.000000 rms=0.003149 Jy/beam ! Combined flux in latest and established models = 0.678475 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.678475 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=0.068982Jy sigma=1.060734 ! Fit after self-cal, rms=0.068770Jy sigma=1.056816 ! Inverting map ! Added new window around map position (0.2, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0207838 Jy ! Component: 100 - total flux cleaned = 0.0313235 Jy ! Total flux subtracted in 100 components = 0.0313235 Jy ! Clean residual min=-0.009865 max=0.010827 Jy/beam ! Clean residual mean=0.000001 rms=0.002169 Jy/beam ! Combined flux in latest and established models = 0.709799 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.709799 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=0.062867Jy sigma=0.954267 ! Fit after self-cal, rms=0.062802Jy sigma=0.952844 ! 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=0.7032 mas, bmaj=1.798 mas, bpa=-0.9242 degrees ! Estimated noise=0.643361 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 = 0.00872011 Jy ! Component: 100 - total flux cleaned = 0.0149538 Jy ! Component: 150 - total flux cleaned = 0.0185758 Jy ! Component: 200 - total flux cleaned = 0.0193651 Jy ! Total flux subtracted in 200 components = 0.0193651 Jy ! Clean residual min=-0.008082 max=0.008304 Jy/beam ! Clean residual mean=0.000002 rms=0.001876 Jy/beam ! Combined flux in latest and established models = 0.729164 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.729164 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=0.061253Jy sigma=0.922900 ! Fit after self-cal, rms=0.061220Jy sigma=0.922489 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7032 x 1.798 at -0.9242 degrees (North through East) ! Clean map min=-0.0072997 max=0.61873 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.02 KP 1.00 ! MK 0.98 NL 1.00 OV 1.01 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.02 KP 1.00 ! MK 0.99 NL 1.00 OV 1.02 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.02 KP 1.01 ! MK 0.98 NL 0.99 OV 1.03 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.01 KP 1.01 ! MK 0.98 NL 0.99 OV 1.02 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.00 KP 1.01 ! MK 0.97 NL 0.99 OV 1.03 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.01 KP 0.99 ! MK 0.98 NL 0.99 OV 1.03 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.01 KP 0.99 ! MK 0.97 NL 1.00 OV 1.03 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.02 KP 0.99 ! MK 0.97 NL 0.99 OV 1.01 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.01 KP 1.00 ! MK 0.98 NL 1.00 OV 1.02 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.02 KP 0.99 ! MK 0.97 NL 0.98 OV 1.01 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.00 KP 1.00 ! MK 0.97 NL 1.00 OV 1.03 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.03 KP 0.99 ! MK 0.98 NL 0.99 OV 1.02 SC 1.02 ! ! ! Fit before self-cal, rms=0.061220Jy sigma=0.922489 ! Fit after self-cal, rms=0.059151Jy sigma=0.885626 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7005 mas, bmaj=1.799 mas, bpa=-1.044 degrees ! Estimated noise=0.641147 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 = 0.00152189 Jy ! Component: 100 - total flux cleaned = 0.00277639 Jy ! Component: 150 - total flux cleaned = 0.00317439 Jy ! Component: 200 - total flux cleaned = 0.00344024 Jy ! Total flux subtracted in 200 components = 0.00344024 Jy ! Clean residual min=-0.004804 max=0.005449 Jy/beam ! Clean residual mean=0.000000 rms=0.001041 Jy/beam ! Combined flux in latest and established models = 0.732604 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.732604 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=0.058690Jy sigma=0.879131 ! Fit after self-cal, rms=0.058675Jy sigma=0.878849 ! Inverting map ! Added new window around map position (-0.4, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00503542 Jy ! Component: 100 - total flux cleaned = 0.006636 Jy ! Component: 150 - total flux cleaned = 0.00724077 Jy ! Component: 200 - total flux cleaned = 0.00802018 Jy ! Total flux subtracted in 200 components = 0.00802018 Jy ! Clean residual min=-0.003633 max=0.003019 Jy/beam ! Clean residual mean=-0.000000 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.740624 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.740624 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=0.058115Jy sigma=0.870129 ! Fit after self-cal, rms=0.058107Jy sigma=0.870039 ! 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=0.058107Jy sigma=0.870039 ! Fit after self-cal, rms=0.058074Jy sigma=0.869772 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7003 mas, bmaj=1.799 mas, bpa=-1.089 degrees ! Estimated noise=0.640796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105403 Jy ! Component: 100 - total flux cleaned = 0.0018471 Jy ! Component: 150 - total flux cleaned = 0.00255271 Jy ! Component: 200 - total flux cleaned = 0.00319059 Jy ! Total flux subtracted in 200 components = 0.00319059 Jy ! Clean residual min=-0.002970 max=0.002612 Jy/beam ! Clean residual mean=-0.000000 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.743815 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 61 components and 0.743815 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=0.057918Jy sigma=0.867481 ! Fit after self-cal, rms=0.057914Jy sigma=0.867426 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 = 0.000688117 Jy ! Component: 100 - total flux cleaned = 0.00114741 Jy ! Component: 150 - total flux cleaned = 0.00157191 Jy ! Component: 200 - total flux cleaned = 0.00196738 Jy ! Total flux subtracted in 200 components = 0.00196738 Jy ! Clean residual min=-0.002770 max=0.002451 Jy/beam ! Clean residual mean=-0.000000 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.745782 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 71 components and 0.745782 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=0.057836Jy sigma=0.866314 ! Fit after self-cal, rms=0.057835Jy sigma=0.866290 ! 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=0.057835Jy sigma=0.866290 ! Fit after self-cal, rms=0.057837Jy sigma=0.866119 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7001 mas, bmaj=1.799 mas, bpa=-1.117 degrees ! Estimated noise=0.640868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104276 Jy ! Component: 100 - total flux cleaned = 0.00160769 Jy ! Component: 150 - total flux cleaned = 0.00207484 Jy ! Component: 200 - total flux cleaned = 0.00243288 Jy ! Total flux subtracted in 200 components = 0.00243288 Jy ! Clean residual min=-0.002635 max=0.002257 Jy/beam ! Clean residual mean=-0.000000 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.748215 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 74 components and 0.748215 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=0.057778Jy sigma=0.865302 ! Fit after self-cal, rms=0.057777Jy sigma=0.865277 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 = 0.000399558 Jy ! Component: 100 - total flux cleaned = 0.000724508 Jy ! Component: 150 - total flux cleaned = 0.00105736 Jy ! Component: 200 - total flux cleaned = 0.00137019 Jy ! Total flux subtracted in 200 components = 0.00137019 Jy ! Clean residual min=-0.002547 max=0.002209 Jy/beam ! Clean residual mean=-0.000000 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.749585 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 0.749585 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=0.057746Jy sigma=0.864823 ! Fit after self-cal, rms=0.057745Jy sigma=0.864816 ! 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=0.057745Jy sigma=0.864816 ! Fit after self-cal, rms=0.057761Jy sigma=0.864712 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.828 mas, bmaj=2.559 mas, bpa=1.898 degrees ! Estimated noise=0.897627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129747 Jy ! Component: 100 - total flux cleaned = 0.00190761 Jy ! Component: 150 - total flux cleaned = 0.00225286 Jy ! Component: 200 - total flux cleaned = 0.00252584 Jy ! Total flux subtracted in 200 components = 0.00252584 Jy ! Clean residual min=-0.002645 max=0.002758 Jy/beam ! Clean residual mean=-0.000001 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.752111 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 94 components and 0.752111 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=0.057752Jy sigma=0.864539 ! Fit after self-cal, rms=0.057748Jy sigma=0.864509 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 = 0.000225105 Jy ! Component: 100 - total flux cleaned = 0.000463868 Jy ! Component: 150 - total flux cleaned = 0.000545147 Jy ! Component: 200 - total flux cleaned = 0.000589288 Jy ! Total flux subtracted in 200 components = 0.000589288 Jy ! Clean residual min=-0.002448 max=0.002703 Jy/beam ! Clean residual mean=-0.000001 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.7527 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 98 components and 0.7527 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=0.057750Jy sigma=0.864512 ! Fit after self-cal, rms=0.057749Jy sigma=0.864499 ! 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=0.7 mas, bmaj=1.799 mas, bpa=-1.136 degrees ! Estimated noise=0.641084 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7 x 1.799 at -1.136 degrees (North through East) ! Clean map min=-0.0020703 max=0.61969 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 ! Performing amp+phase self-cal ! ! 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=0.057749Jy sigma=0.864499 ! Fit after self-cal, rms=0.053799Jy sigma=0.791690 ! Inverting map and beam ! Estimated beam: bmin=0.6996 mas, bmaj=1.799 mas, bpa=-1.158 degrees ! Estimated noise=0.640948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00046025 Jy ! Component: 100 - total flux cleaned = 0.000650436 Jy ! Component: 150 - total flux cleaned = 0.000787119 Jy ! Component: 200 - total flux cleaned = 0.00091038 Jy ! Total flux subtracted in 200 components = 0.00091038 Jy ! Clean residual min=-0.002277 max=0.002027 Jy/beam ! Clean residual mean=-0.000000 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.75361 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 105 components and 0.753611 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=0.053765Jy sigma=0.791239 ! Fit after self-cal, rms=0.053764Jy sigma=0.791232 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000139985 Jy ! Component: 100 - total flux cleaned = 0.000246786 Jy ! Component: 150 - total flux cleaned = 0.000345532 Jy ! Component: 200 - total flux cleaned = 0.000457714 Jy ! Total flux subtracted in 200 components = 0.000457714 Jy ! Clean residual min=-0.002217 max=0.002037 Jy/beam ! Clean residual mean=-0.000000 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.754068 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 107 components and 0.754068 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=0.053749Jy sigma=0.791029 ! Fit after self-cal, rms=0.053749Jy sigma=0.791026 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.053749Jy sigma=0.791026 ! Fit after self-cal, rms=0.053763Jy sigma=0.790961 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=0.5734 mas, bmaj=1.646 mas, bpa=-0.6949 degrees ! Estimated noise=1.05642 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.467303 Jy ! Component: 100 - total flux cleaned = 0.585395 Jy ! Component: 150 - total flux cleaned = 0.640815 Jy ! Component: 200 - total flux cleaned = 0.673028 Jy ! Total flux subtracted in 200 components = 0.673028 Jy ! Clean residual min=-0.012897 max=0.016590 Jy/beam ! Clean residual mean=-0.000001 rms=0.002867 Jy/beam ! Combined flux in latest and established models = 0.673028 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.673028 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6996 mas, bmaj=1.799 mas, bpa=-1.17 degrees ! Estimated noise=0.641148 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 = 0.0229918 Jy ! Component: 100 - total flux cleaned = 0.0361922 Jy ! Component: 150 - total flux cleaned = 0.0450356 Jy ! Component: 200 - total flux cleaned = 0.0518886 Jy ! Total flux subtracted in 200 components = 0.0518886 Jy ! Clean residual min=-0.006127 max=0.005458 Jy/beam ! Clean residual mean=0.000000 rms=0.001391 Jy/beam ! Combined flux in latest and established models = 0.724917 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 0.724917 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=1.827 mas, bmaj=2.559 mas, bpa=1.877 degrees ! Estimated noise=0.898645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00902995 Jy ! Component: 100 - total flux cleaned = 0.0143613 Jy ! Component: 150 - total flux cleaned = 0.0181266 Jy ! Component: 200 - total flux cleaned = 0.0209519 Jy ! Total flux subtracted in 200 components = 0.0209519 Jy ! Clean residual min=-0.003619 max=0.003324 Jy/beam ! Clean residual mean=-0.000001 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 0.745869 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216336 Jy ! Component: 100 - total flux cleaned = 0.00384246 Jy ! Component: 150 - total flux cleaned = 0.00515183 Jy ! Component: 200 - total flux cleaned = 0.00618491 Jy ! Total flux subtracted in 200 components = 0.00618491 Jy ! Clean residual min=-0.002537 max=0.002714 Jy/beam ! Clean residual mean=-0.000001 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.752054 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 64 components and 0.752054 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6996 mas, bmaj=1.799 mas, bpa=-1.17 degrees ! Estimated noise=0.641148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137551 Jy ! Component: 100 - total flux cleaned = 0.00179711 Jy ! Component: 150 - total flux cleaned = 0.00179953 Jy ! Component: 200 - total flux cleaned = 0.00190117 Jy ! Total flux subtracted in 200 components = 0.00190117 Jy ! Clean residual min=-0.003090 max=0.003026 Jy/beam ! Clean residual mean=-0.000000 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 0.753955 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.753955 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=0.054292Jy sigma=0.798635 ! Fit after self-cal, rms=0.054280Jy sigma=0.798434 wmodel J1038+0512_X_map.mod ! Writing 77 model components to file: J1038+0512_X_map.mod wobs J1038+0512_X_uvs.fits ! Writing UV FITS file: J1038+0512_X_uvs.fits wwins J1038+0512_X_map.win ! wwins: Wrote 3 windows to J1038+0512_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 = 0.000208803 Jy ! Component: 100 - total flux cleaned = 0.000208511 Jy ! Component: 150 - total flux cleaned = 0.000391087 Jy ! Component: 200 - total flux cleaned = 0.000608616 Jy ! Component: 250 - total flux cleaned = 0.000650019 Jy ! Component: 300 - total flux cleaned = 0.000453717 Jy ! Component: 350 - total flux cleaned = 0.000340606 Jy ! Component: 400 - total flux cleaned = 0.00023314 Jy ! Component: 450 - total flux cleaned = 0.000162598 Jy ! Component: 500 - total flux cleaned = -4.05082e-05 Jy ! Component: 550 - total flux cleaned = -0.000234317 Jy ! Component: 600 - total flux cleaned = -0.000358597 Jy ! Component: 650 - total flux cleaned = -0.000358275 Jy ! Component: 700 - total flux cleaned = -0.000270695 Jy ! Component: 750 - total flux cleaned = -0.000329103 Jy ! Component: 800 - total flux cleaned = -0.000355249 Jy ! Component: 850 - total flux cleaned = -0.000164436 Jy ! Component: 900 - total flux cleaned = -8.54269e-05 Jy ! Component: 950 - total flux cleaned = -7.87126e-06 Jy ! Component: 1000 - total flux cleaned = 0.000193172 Jy ! Component: 1050 - total flux cleaned = 0.000364256 Jy ! Component: 1100 - total flux cleaned = 0.000483803 Jy ! Component: 1150 - total flux cleaned = 0.000647387 Jy ! Component: 1200 - total flux cleaned = 0.00078404 Jy ! Component: 1250 - total flux cleaned = 0.000873368 Jy ! Component: 1300 - total flux cleaned = 0.00100494 Jy ! Component: 1350 - total flux cleaned = 0.0011343 Jy ! Component: 1400 - total flux cleaned = 0.00121869 Jy ! Component: 1450 - total flux cleaned = 0.00125998 Jy ! Component: 1500 - total flux cleaned = 0.00132103 Jy ! Component: 1550 - total flux cleaned = 0.00140097 Jy ! Component: 1600 - total flux cleaned = 0.00149904 Jy ! Component: 1650 - total flux cleaned = 0.00147924 Jy ! Component: 1700 - total flux cleaned = 0.00149855 Jy ! Component: 1750 - total flux cleaned = 0.00155519 Jy ! Component: 1800 - total flux cleaned = 0.00164737 Jy ! Component: 1850 - total flux cleaned = 0.00168342 Jy ! Component: 1900 - total flux cleaned = 0.00177257 Jy ! Component: 1950 - total flux cleaned = 0.0018253 Jy ! Component: 2000 - total flux cleaned = 0.00187716 Jy ! Component: 2050 - total flux cleaned = 0.00187742 Jy ! Component: 2100 - total flux cleaned = 0.00187745 Jy ! Component: 2150 - total flux cleaned = 0.0019274 Jy ! Component: 2200 - total flux cleaned = 0.00192735 Jy ! Component: 2250 - total flux cleaned = 0.00195974 Jy ! Component: 2300 - total flux cleaned = 0.00194424 Jy ! Component: 2350 - total flux cleaned = 0.00194443 Jy ! Component: 2400 - total flux cleaned = 0.00199082 Jy ! Component: 2450 - total flux cleaned = 0.00191432 Jy ! Component: 2500 - total flux cleaned = 0.00192949 Jy ! Component: 2550 - total flux cleaned = 0.00195927 Jy ! Component: 2600 - total flux cleaned = 0.00192966 Jy ! Component: 2650 - total flux cleaned = 0.00192957 Jy ! Component: 2700 - total flux cleaned = 0.00188641 Jy ! Component: 2750 - total flux cleaned = 0.00185807 Jy ! Component: 2800 - total flux cleaned = 0.00188584 Jy ! Component: 2850 - total flux cleaned = 0.00180266 Jy ! Component: 2900 - total flux cleaned = 0.00181631 Jy ! Component: 2950 - total flux cleaned = 0.00177538 Jy ! Component: 3000 - total flux cleaned = 0.00170833 Jy ! Component: 3050 - total flux cleaned = 0.00170846 Jy ! Component: 3100 - total flux cleaned = 0.00165592 Jy ! Component: 3150 - total flux cleaned = 0.00161691 Jy ! Component: 3200 - total flux cleaned = 0.00160394 Jy ! Component: 3250 - total flux cleaned = 0.00155272 Jy ! Component: 3300 - total flux cleaned = 0.00147666 Jy ! Component: 3350 - total flux cleaned = 0.00141394 Jy ! Component: 3400 - total flux cleaned = 0.00132664 Jy ! Component: 3450 - total flux cleaned = 0.00122774 Jy ! Component: 3500 - total flux cleaned = 0.00115423 Jy ! Component: 3550 - total flux cleaned = 0.00106916 Jy ! Component: 3600 - total flux cleaned = 0.000984543 Jy ! Component: 3650 - total flux cleaned = 0.000864393 Jy ! Component: 3700 - total flux cleaned = 0.000745008 Jy ! Component: 3750 - total flux cleaned = 0.000721223 Jy ! Component: 3800 - total flux cleaned = 0.000685649 Jy ! Component: 3850 - total flux cleaned = 0.000556292 Jy ! Component: 3900 - total flux cleaned = 0.000532946 Jy ! Component: 3950 - total flux cleaned = 0.000498108 Jy ! Component: 4000 - total flux cleaned = 0.000498061 Jy ! Component: 4050 - total flux cleaned = 0.000474972 Jy ! Total flux subtracted in 4096 components = 0.00045192 Jy ! Clean residual min=-0.000672 max=0.000813 Jy/beam ! Clean residual mean=-0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.754407 Jy keep ! Adding 253 model components to the UV plane model. ! The established model now contains 330 components and 0.754407 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1038+0512_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6996 x 1.799 at -1.17 degrees (North through East) ! Clean map min=-0.0013751 max=0.61978 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1038+0512_X_map.fits wmodel /vlbi/bp222/maps//J1038+0512_X_map.mod ! Writing 330 model components to file: /vlbi/bp222/maps//J1038+0512_X_map.mod wobs /vlbi/bp222/maps//J1038+0512_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1038+0512_X_uvs.fits wwins /vlbi/bp222/maps//J1038+0512_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J1038+0512_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.619779 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000181296 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.087755 0.087755 0.17551 0.35102 0.70204 1.40408 2.80816 5.61632 11.2326 22.4653 44.9306 89.8611 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.619 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3418.61 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1038+0512_X_dfm.log closed on Thu Sep 27 11:02:15 2018