! Started logfile: /vlbi/uf001/uva//J1856-2236_X_dfm.log on Mon Jan 14 04:52:33 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//J1856-2236_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1856-2236_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.898851 visibilities/baseline/integration-bin. ! Found source: J1856-2236 ! ! 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 28152 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 J1856-2236_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002921Jy sigma=20.547159 ! Fit after self-cal, rms=0.959673Jy sigma=19.649404 ! 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=0.603 mas, bmaj=1.628 mas, bpa=-3.02 degrees ! Estimated noise=0.466608 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 = 0.0308298 Jy ! Component: 100 - total flux cleaned = 0.0391045 Jy ! Total flux subtracted in 100 components = 0.0391045 Jy ! Clean residual min=-0.003143 max=0.004322 Jy/beam ! Clean residual mean=-0.000004 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.0391045 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0391045 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=0.068138Jy sigma=1.284685 ! Fit after self-cal, rms=0.066717Jy sigma=1.255629 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00542511 Jy ! Component: 100 - total flux cleaned = 0.0079619 Jy ! Total flux subtracted in 100 components = 0.0079619 Jy ! Clean residual min=-0.002966 max=0.005037 Jy/beam ! Clean residual mean=-0.000002 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.0470663 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 21 components and 0.0470663 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=0.066132Jy sigma=1.240784 ! Fit after self-cal, rms=0.066137Jy sigma=1.240582 ! Inverting map ! Added new window around map position (5.6, 8.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00450506 Jy ! Component: 100 - total flux cleaned = 0.00704402 Jy ! Total flux subtracted in 100 components = 0.00704402 Jy ! Clean residual min=-0.002737 max=0.003083 Jy/beam ! Clean residual mean=-0.000002 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.0541104 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 33 components and 0.0541104 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=0.065692Jy sigma=1.228962 ! Fit after self-cal, rms=0.065606Jy sigma=1.227429 ! 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=0.7828 mas, bmaj=1.998 mas, bpa=-2.954 degrees ! Estimated noise=0.213235 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 (4.8, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0053884 Jy ! Component: 100 - total flux cleaned = 0.00861603 Jy ! Component: 150 - total flux cleaned = 0.0109989 Jy ! Component: 200 - total flux cleaned = 0.0128252 Jy ! Total flux subtracted in 200 components = 0.0128252 Jy ! Clean residual min=-0.002024 max=0.003296 Jy/beam ! Clean residual mean=-0.000004 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0669356 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 66 components and 0.0669356 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=0.065135Jy sigma=1.215420 ! Fit after self-cal, rms=0.065033Jy sigma=1.213057 ! Inverting map ! Added new window around map position (1.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305212 Jy ! Component: 100 - total flux cleaned = 0.00497074 Jy ! Component: 150 - total flux cleaned = 0.00640989 Jy ! Component: 200 - total flux cleaned = 0.00755476 Jy ! Total flux subtracted in 200 components = 0.00755476 Jy ! Clean residual min=-0.001752 max=0.001898 Jy/beam ! Clean residual mean=-0.000002 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0744904 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 88 components and 0.0744903 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=0.064873Jy sigma=1.209074 ! Fit after self-cal, rms=0.064822Jy sigma=1.208284 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7828 x 1.998 at -2.954 degrees (North through East) ! Clean map min=-0.0016669 max=0.044061 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.93 KP 0.93 ! LA 1.01 MK 1.11 NL 1.15 OV 0.91 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.13 KP 0.98 ! LA 1.00 MK 1.00 NL 1.06 OV 0.90 ! PT 0.91 SC 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 1.05 KP 1.01 ! LA 1.01 MK 0.98 NL 1.11 OV 0.97 ! PT 0.95 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 0.98 KP 1.08 ! LA 0.94 MK 1.01 NL 1.05 OV 0.92 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.91 KP 1.02 ! LA 0.97 MK 1.05 NL 1.07 OV 0.94 ! PT 0.95 SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.99 KP 1.03 ! LA 1.06 MK 0.96 NL 1.04 OV 0.84 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 1.05 KP 0.99 ! LA 0.99 MK 1.12 NL 1.10 OV 0.93 ! PT 0.89 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.14 HN 1.09 KP 1.05 ! LA 0.89 MK 1.08 NL 1.18 OV 0.91 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 HN 1.04 KP 0.94 ! LA 1.03 MK 1.08 NL 1.19 OV 0.84 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.87 KP 1.06 ! LA 0.99 MK 1.04 NL 1.17 OV 0.93 ! PT 0.88 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.92 KP 1.01 ! LA 1.00 MK 0.93 NL 1.05 OV 0.88 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 1.05 KP 0.96 ! LA 0.96 MK 0.93 NL 1.10 OV 0.86 ! PT 0.96 SC 1.03 ! ! ! Fit before self-cal, rms=0.064822Jy sigma=1.208284 ! Fit after self-cal, rms=0.064476Jy sigma=1.204338 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7909 mas, bmaj=2.019 mas, bpa=-2.707 degrees ! Estimated noise=0.210365 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 = 0.00119162 Jy ! Component: 100 - total flux cleaned = 0.00145992 Jy ! Component: 150 - total flux cleaned = 0.00155587 Jy ! Component: 200 - total flux cleaned = 0.0015955 Jy ! Total flux subtracted in 200 components = 0.0015955 Jy ! Clean residual min=-0.001249 max=0.001158 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0760859 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 102 components and 0.0760858 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=0.064447Jy sigma=1.203695 ! Fit after self-cal, rms=0.064520Jy sigma=1.202945 ! 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=0.064520Jy sigma=1.202945 ! Fit after self-cal, rms=0.065439Jy sigma=1.201524 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7897 mas, bmaj=2.015 mas, bpa=-2.711 degrees ! Estimated noise=0.211342 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000471126 Jy ! Component: 100 - total flux cleaned = 0.000592904 Jy ! Component: 150 - total flux cleaned = 0.000576164 Jy ! Component: 200 - total flux cleaned = 0.000528376 Jy ! Total flux subtracted in 200 components = 0.000528376 Jy ! Clean residual min=-0.001053 max=0.001124 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0766142 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 0.0766142 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=0.065426Jy sigma=1.201290 ! Fit after self-cal, rms=0.065470Jy sigma=1.201078 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 (42.8, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000613704 Jy ! Component: 100 - total flux cleaned = 0.000785476 Jy ! Component: 150 - total flux cleaned = 0.000844662 Jy ! Component: 200 - total flux cleaned = 0.000916552 Jy ! Total flux subtracted in 200 components = 0.000916552 Jy ! Clean residual min=-0.000932 max=0.000944 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0775308 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 122 components and 0.0775308 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=0.065446Jy sigma=1.200670 ! Fit after self-cal, rms=0.065444Jy sigma=1.200576 ! 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=0.065444Jy sigma=1.200576 ! Fit after self-cal, rms=0.065583Jy sigma=1.200513 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7876 mas, bmaj=2.01 mas, bpa=-2.779 degrees ! Estimated noise=0.211384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000458091 Jy ! Component: 100 - total flux cleaned = 0.00059829 Jy ! Component: 150 - total flux cleaned = 0.000616109 Jy ! Component: 200 - total flux cleaned = 0.000631599 Jy ! Total flux subtracted in 200 components = 0.000631599 Jy ! Clean residual min=-0.000932 max=0.000928 Jy/beam ! Clean residual mean=0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0781624 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 130 components and 0.0781624 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=0.065571Jy sigma=1.200321 ! Fit after self-cal, rms=0.065581Jy sigma=1.200159 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 = 0.00017099 Jy ! Component: 100 - total flux cleaned = 0.000188635 Jy ! Component: 150 - total flux cleaned = 0.000158628 Jy ! Component: 200 - total flux cleaned = 8.75106e-05 Jy ! Total flux subtracted in 200 components = 8.75106e-05 Jy ! Clean residual min=-0.000958 max=0.000936 Jy/beam ! Clean residual mean=0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0782499 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 132 components and 0.0782499 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=0.065573Jy sigma=1.200027 ! Fit after self-cal, rms=0.065572Jy sigma=1.199963 ! 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=0.065572Jy sigma=1.199963 ! Fit after self-cal, rms=0.065566Jy sigma=1.199937 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.135 mas, bmaj=4.946 mas, bpa=3.183 degrees ! Estimated noise=0.272995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.11986e-05 Jy ! Component: 100 - total flux cleaned = -3.60343e-05 Jy ! Component: 150 - total flux cleaned = -4.95135e-05 Jy ! Component: 200 - total flux cleaned = -6.1772e-05 Jy ! Total flux subtracted in 200 components = -6.1772e-05 Jy ! Clean residual min=-0.001087 max=0.000976 Jy/beam ! Clean residual mean=0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0781881 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 141 components and 0.0781881 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=0.065564Jy sigma=1.199901 ! Fit after self-cal, rms=0.065569Jy sigma=1.199869 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 = -4.84331e-05 Jy ! Component: 100 - total flux cleaned = -8.2827e-05 Jy ! Component: 150 - total flux cleaned = -0.000104333 Jy ! Component: 200 - total flux cleaned = -0.000104761 Jy ! Total flux subtracted in 200 components = -0.000104761 Jy ! Clean residual min=-0.001066 max=0.000963 Jy/beam ! Clean residual mean=0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0780833 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 146 components and 0.0780833 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=0.065568Jy sigma=1.199860 ! Fit after self-cal, rms=0.065567Jy sigma=1.199850 ! 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=0.7855 mas, bmaj=2.007 mas, bpa=-2.823 degrees ! Estimated noise=0.211359 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7855 x 2.007 at -2.823 degrees (North through East) ! Clean map min=-0.0012494 max=0.043691 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=0.6037 mas, bmaj=1.628 mas, bpa=-2.747 degrees ! Estimated noise=0.466654 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0322247 Jy ! Component: 100 - total flux cleaned = 0.0423734 Jy ! Component: 150 - total flux cleaned = 0.0487794 Jy ! Component: 200 - total flux cleaned = 0.0535231 Jy ! Total flux subtracted in 200 components = 0.0535231 Jy ! Clean residual min=-0.002594 max=0.003794 Jy/beam ! Clean residual mean=-0.000002 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.0535231 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0535231 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7855 mas, bmaj=2.007 mas, bpa=-2.823 degrees ! Estimated noise=0.211359 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 = 0.00618586 Jy ! Component: 100 - total flux cleaned = 0.0104207 Jy ! Component: 150 - total flux cleaned = 0.0135946 Jy ! Component: 200 - total flux cleaned = 0.0160744 Jy ! Total flux subtracted in 200 components = 0.0160744 Jy ! Clean residual min=-0.001347 max=0.001863 Jy/beam ! Clean residual mean=-0.000002 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.0695975 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 52 components and 0.0695975 Jy ! Inverting map ! Added new window around map position (-9.4, 16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206831 Jy ! Component: 100 - total flux cleaned = 0.00370358 Jy ! Component: 150 - total flux cleaned = 0.00479884 Jy ! Component: 200 - total flux cleaned = 0.00559651 Jy ! Total flux subtracted in 200 components = 0.00559651 Jy ! Clean residual min=-0.001049 max=0.001145 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.075194 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 72 components and 0.075194 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=2.135 mas, bmaj=4.946 mas, bpa=3.183 degrees ! Estimated noise=0.272995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161835 Jy ! Component: 100 - total flux cleaned = 0.00256921 Jy ! Component: 150 - total flux cleaned = 0.00298845 Jy ! Component: 200 - total flux cleaned = 0.00326053 Jy ! Total flux subtracted in 200 components = 0.00326053 Jy ! Clean residual min=-0.001081 max=0.000948 Jy/beam ! Clean residual mean=0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0784545 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 = 0.000227032 Jy ! Component: 100 - total flux cleaned = 0.000307935 Jy ! Component: 150 - total flux cleaned = 0.0003078 Jy ! Component: 200 - total flux cleaned = 0.000308153 Jy ! Total flux subtracted in 200 components = 0.000308153 Jy ! Clean residual min=-0.001046 max=0.000964 Jy/beam ! Clean residual mean=0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0787627 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 109 components and 0.0787627 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7855 mas, bmaj=2.007 mas, bpa=-2.823 degrees ! Estimated noise=0.211359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000260604 Jy ! Component: 100 - total flux cleaned = -0.000260389 Jy ! Component: 150 - total flux cleaned = -0.000258761 Jy ! Component: 200 - total flux cleaned = -0.000277823 Jy ! Total flux subtracted in 200 components = -0.000277823 Jy ! Clean residual min=-0.000941 max=0.000956 Jy/beam ! Clean residual mean=0.000001 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0784849 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 121 components and 0.0784849 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=0.065570Jy sigma=1.199979 ! Fit after self-cal, rms=0.065562Jy sigma=1.199867 wmodel J1856-2236_X_map.mod ! Writing 121 model components to file: J1856-2236_X_map.mod wobs J1856-2236_X_uvs.fits ! Writing UV FITS file: J1856-2236_X_uvs.fits wwins J1856-2236_X_map.win ! wwins: Wrote 6 windows to J1856-2236_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 = 1.32642e-05 Jy ! Component: 100 - total flux cleaned = 0.000196073 Jy ! Component: 150 - total flux cleaned = 0.000371131 Jy ! Component: 200 - total flux cleaned = 0.0004785 Jy ! Component: 250 - total flux cleaned = 0.000538387 Jy ! Component: 300 - total flux cleaned = 0.000538609 Jy ! Component: 350 - total flux cleaned = 0.000567399 Jy ! Component: 400 - total flux cleaned = 0.000623362 Jy ! Component: 450 - total flux cleaned = 0.000664543 Jy ! Component: 500 - total flux cleaned = 0.000704892 Jy ! Component: 550 - total flux cleaned = 0.000744498 Jy ! Component: 600 - total flux cleaned = 0.0008224 Jy ! Component: 650 - total flux cleaned = 0.000847603 Jy ! Component: 700 - total flux cleaned = 0.000885243 Jy ! Component: 750 - total flux cleaned = 0.000897768 Jy ! Component: 800 - total flux cleaned = 0.000971365 Jy ! Component: 850 - total flux cleaned = 0.00104396 Jy ! Component: 900 - total flux cleaned = 0.00107979 Jy ! Component: 950 - total flux cleaned = 0.0011624 Jy ! Component: 1000 - total flux cleaned = 0.00125587 Jy ! Component: 1050 - total flux cleaned = 0.00131343 Jy ! Component: 1100 - total flux cleaned = 0.00137048 Jy ! Component: 1150 - total flux cleaned = 0.00142693 Jy ! Component: 1200 - total flux cleaned = 0.0014938 Jy ! Component: 1250 - total flux cleaned = 0.00158209 Jy ! Component: 1300 - total flux cleaned = 0.00162573 Jy ! Component: 1350 - total flux cleaned = 0.00170145 Jy ! Component: 1400 - total flux cleaned = 0.00177649 Jy ! Component: 1450 - total flux cleaned = 0.00180845 Jy ! Component: 1500 - total flux cleaned = 0.00191351 Jy ! Component: 1550 - total flux cleaned = 0.00197588 Jy ! Component: 1600 - total flux cleaned = 0.00205826 Jy ! Component: 1650 - total flux cleaned = 0.00208897 Jy ! Component: 1700 - total flux cleaned = 0.00214974 Jy ! Component: 1750 - total flux cleaned = 0.00224009 Jy ! Component: 1800 - total flux cleaned = 0.00230946 Jy ! Component: 1850 - total flux cleaned = 0.00237838 Jy ! Component: 1900 - total flux cleaned = 0.00240768 Jy ! Component: 1950 - total flux cleaned = 0.00248507 Jy ! Component: 2000 - total flux cleaned = 0.00254256 Jy ! Component: 2050 - total flux cleaned = 0.0025996 Jy ! Component: 2100 - total flux cleaned = 0.00267482 Jy ! Component: 2150 - total flux cleaned = 0.00268417 Jy ! Component: 2200 - total flux cleaned = 0.00274916 Jy ! Component: 2250 - total flux cleaned = 0.0028411 Jy ! Component: 2300 - total flux cleaned = 0.00285027 Jy ! Component: 2350 - total flux cleaned = 0.0029317 Jy ! Component: 2400 - total flux cleaned = 0.00299446 Jy ! Component: 2450 - total flux cleaned = 0.0029944 Jy ! Component: 2500 - total flux cleaned = 0.00305629 Jy ! Component: 2550 - total flux cleaned = 0.00310019 Jy ! Component: 2600 - total flux cleaned = 0.00311757 Jy ! Component: 2650 - total flux cleaned = 0.00316069 Jy ! Component: 2700 - total flux cleaned = 0.00318641 Jy ! Component: 2750 - total flux cleaned = 0.00322906 Jy ! Component: 2800 - total flux cleaned = 0.00322055 Jy ! Component: 2850 - total flux cleaned = 0.00323744 Jy ! Component: 2900 - total flux cleaned = 0.00329598 Jy ! Component: 2950 - total flux cleaned = 0.00335411 Jy ! Component: 3000 - total flux cleaned = 0.00334585 Jy ! Component: 3050 - total flux cleaned = 0.00338679 Jy ! Component: 3100 - total flux cleaned = 0.00341117 Jy ! Component: 3150 - total flux cleaned = 0.00344348 Jy ! Component: 3200 - total flux cleaned = 0.00349167 Jy ! Component: 3250 - total flux cleaned = 0.00349967 Jy ! Component: 3300 - total flux cleaned = 0.00353141 Jy ! Component: 3350 - total flux cleaned = 0.00356297 Jy ! Component: 3400 - total flux cleaned = 0.00359428 Jy ! Component: 3450 - total flux cleaned = 0.0036254 Jy ! Component: 3500 - total flux cleaned = 0.0036641 Jy ! Component: 3550 - total flux cleaned = 0.0036333 Jy ! Component: 3600 - total flux cleaned = 0.00369446 Jy ! Component: 3650 - total flux cleaned = 0.0037021 Jy ! Component: 3700 - total flux cleaned = 0.00373994 Jy ! Component: 3750 - total flux cleaned = 0.00375496 Jy ! Component: 3800 - total flux cleaned = 0.0037848 Jy ! Component: 3850 - total flux cleaned = 0.00380705 Jy ! Component: 3900 - total flux cleaned = 0.00383664 Jy ! Component: 3950 - total flux cleaned = 0.00386599 Jy ! Component: 4000 - total flux cleaned = 0.00387334 Jy ! Component: 4050 - total flux cleaned = 0.00389513 Jy ! Total flux subtracted in 4096 components = 0.00388063 Jy ! Clean residual min=-0.000457 max=0.000414 Jy/beam ! Clean residual mean=0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0823655 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 409 components and 0.0823655 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1856-2236_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7855 x 2.007 at -2.823 degrees (North through East) ! Clean map min=-0.0010589 max=0.04378 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1856-2236_X_map.fits wmodel /vlbi/uf001/uva//J1856-2236_X_map.mod ! Writing 409 model components to file: /vlbi/uf001/uva//J1856-2236_X_map.mod wobs /vlbi/uf001/uva//J1856-2236_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1856-2236_X_uvs.fits wwins /vlbi/uf001/uva//J1856-2236_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1856-2236_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0437796 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122033 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.836235 0.836235 1.67247 3.34494 6.68988 13.3798 26.7595 53.5191 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 358.75 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1856-2236_X_dfm.log closed on Mon Jan 14 04:52:38 2019