! Started logfile: /vlbi/uf001/uva//J0836+2139_X_dfm.log on Mon Jan 14 00:01:15 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//J0836+2139_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0836+2139_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.842885 visibilities/baseline/integration-bin. ! Found source: J0836+2139 ! ! 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 25944 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 J0836+2139_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012300Jy sigma=25.484732 ! Fit after self-cal, rms=0.858109Jy sigma=21.610796 ! 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=0.671 mas, bmaj=1.594 mas, bpa=-1.932 degrees ! Estimated noise=0.34969 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 = 0.104908 Jy ! Component: 100 - total flux cleaned = 0.13245 Jy ! Total flux subtracted in 100 components = 0.13245 Jy ! Clean residual min=-0.004591 max=0.011638 Jy/beam ! Clean residual mean=0.000006 rms=0.001057 Jy/beam ! Combined flux in latest and established models = 0.13245 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.13245 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=0.060542Jy sigma=1.443895 ! Fit after self-cal, rms=0.060527Jy sigma=1.443355 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122968 Jy ! Component: 100 - total flux cleaned = 0.0187878 Jy ! Total flux subtracted in 100 components = 0.0187878 Jy ! Clean residual min=-0.003949 max=0.005177 Jy/beam ! Clean residual mean=0.000003 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.151238 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.151238 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=0.057175Jy sigma=1.358622 ! Fit after self-cal, rms=0.057164Jy sigma=1.358116 ! Inverting map ! Added new window around map position (2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513434 Jy ! Component: 100 - total flux cleaned = 0.00869105 Jy ! Total flux subtracted in 100 components = 0.00869105 Jy ! Clean residual min=-0.003612 max=0.004881 Jy/beam ! Clean residual mean=0.000002 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.159929 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.159929 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=0.056551Jy sigma=1.342263 ! Fit after self-cal, rms=0.056516Jy sigma=1.341439 ! Inverting map ! Added new window around map position (-2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412543 Jy ! Component: 100 - total flux cleaned = 0.00665041 Jy ! Total flux subtracted in 100 components = 0.00665041 Jy ! Clean residual min=-0.003237 max=0.003119 Jy/beam ! Clean residual mean=0.000001 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.16658 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 30 components and 0.16658 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=0.056162Jy sigma=1.331993 ! Fit after self-cal, rms=0.056150Jy sigma=1.331773 ! 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=0.8762 mas, bmaj=1.929 mas, bpa=-2.326 degrees ! Estimated noise=0.178333 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 (-5.6, 8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00332259 Jy ! Component: 100 - total flux cleaned = 0.00528925 Jy ! Component: 150 - total flux cleaned = 0.00619474 Jy ! Component: 200 - total flux cleaned = 0.00677961 Jy ! Total flux subtracted in 200 components = 0.00677961 Jy ! Clean residual min=-0.002422 max=0.002576 Jy/beam ! Clean residual mean=0.000000 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.173359 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 48 components and 0.173359 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=0.055895Jy sigma=1.325060 ! Fit after self-cal, rms=0.055881Jy sigma=1.324693 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8762 x 1.929 at -2.326 degrees (North through East) ! Clean map min=-0.0023608 max=0.1406 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.95 KP 1.03 ! LA 1.02 MK 1.00 NL 1.07 OV 0.94 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.98 KP 1.02 ! LA 1.03 MK 1.00 NL 1.06 OV 0.93 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.96 KP 1.01 ! LA 1.01 MK 1.00 NL 1.08 OV 0.95 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.94 KP 0.99 ! LA 1.01 MK 1.01 NL 1.06 OV 0.94 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.97 KP 1.00 ! LA 1.03 MK 1.02 NL 1.06 OV 0.94 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.96 KP 1.01 ! LA 1.03 MK 1.02 NL 1.07 OV 0.93 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.97 KP 1.00 ! LA 1.03 MK 1.01 NL 1.08 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.97 KP 1.02 ! LA 1.04 MK 1.03 NL 1.07 OV 0.92 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.98 KP 0.99 ! LA 1.01 MK 1.02 NL 1.08 OV 0.94 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.92 KP 1.01 ! LA 1.02 MK 1.01 NL 1.10 OV 0.96 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.98 KP 0.96 ! LA 1.01 MK 0.99 NL 1.08 OV 0.95 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.98 KP 0.96 ! LA 1.00 MK 1.02 NL 1.06 OV 0.95 ! PT 0.94 SC 1.04 ! ! ! Fit before self-cal, rms=0.055881Jy sigma=1.324693 ! Fit after self-cal, rms=0.054724Jy sigma=1.308508 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8758 mas, bmaj=1.931 mas, bpa=-2.138 degrees ! Estimated noise=0.177764 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 = -0.00201833 Jy ! Component: 100 - total flux cleaned = -0.0022671 Jy ! Component: 150 - total flux cleaned = -0.00233358 Jy ! Component: 200 - total flux cleaned = -0.00246683 Jy ! Total flux subtracted in 200 components = -0.00246683 Jy ! Clean residual min=-0.001400 max=0.001412 Jy/beam ! Clean residual mean=0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.170892 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 64 components and 0.170892 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=0.054633Jy sigma=1.305973 ! Fit after self-cal, rms=0.054638Jy sigma=1.305806 ! 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=0.054638Jy sigma=1.305806 ! Fit after self-cal, rms=0.054447Jy sigma=1.299309 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8759 mas, bmaj=1.935 mas, bpa=-2.114 degrees ! Estimated noise=0.177865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000975483 Jy ! Component: 100 - total flux cleaned = -0.0014352 Jy ! Component: 150 - total flux cleaned = -0.0016639 Jy ! Component: 200 - total flux cleaned = -0.00171345 Jy ! Total flux subtracted in 200 components = -0.00171345 Jy ! Clean residual min=-0.001127 max=0.001395 Jy/beam ! Clean residual mean=0.000002 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.169179 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 85 components and 0.169179 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=0.054410Jy sigma=1.298249 ! Fit after self-cal, rms=0.054413Jy sigma=1.298199 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 (3, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131494 Jy ! Component: 100 - total flux cleaned = 0.00158808 Jy ! Component: 150 - total flux cleaned = 0.00158858 Jy ! Component: 200 - total flux cleaned = 0.00150718 Jy ! Total flux subtracted in 200 components = 0.00150718 Jy ! Clean residual min=-0.001043 max=0.001118 Jy/beam ! Clean residual mean=0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.170686 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 0.170686 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=0.054378Jy sigma=1.297276 ! Fit after self-cal, rms=0.054376Jy sigma=1.297239 ! Inverting map ! Added new window around map position (40, 9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000860682 Jy ! Component: 100 - total flux cleaned = 0.00103702 Jy ! Component: 150 - total flux cleaned = 0.00103814 Jy ! Component: 200 - total flux cleaned = 0.00105627 Jy ! Total flux subtracted in 200 components = 0.00105627 Jy ! Clean residual min=-0.001044 max=0.000991 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.171742 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 121 components and 0.171742 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=0.054355Jy sigma=1.296712 ! Fit after self-cal, rms=0.054353Jy sigma=1.296691 ! 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=0.054353Jy sigma=1.296691 ! Fit after self-cal, rms=0.054246Jy sigma=1.296260 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8753 mas, bmaj=1.935 mas, bpa=-2.027 degrees ! Estimated noise=0.177693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000829511 Jy ! Component: 100 - total flux cleaned = -0.000984958 Jy ! Component: 150 - total flux cleaned = -0.000944555 Jy ! Component: 200 - total flux cleaned = -0.000944758 Jy ! Total flux subtracted in 200 components = -0.000944758 Jy ! Clean residual min=-0.000958 max=0.000963 Jy/beam ! Clean residual mean=0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.170798 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 126 components and 0.170798 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=0.054228Jy sigma=1.295736 ! Fit after self-cal, rms=0.054229Jy sigma=1.295723 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 (-16, -20.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000689698 Jy ! Component: 100 - total flux cleaned = 0.000803202 Jy ! Component: 150 - total flux cleaned = 0.000836823 Jy ! Component: 200 - total flux cleaned = 0.000851796 Jy ! Total flux subtracted in 200 components = 0.000851796 Jy ! Clean residual min=-0.000908 max=0.000879 Jy/beam ! Clean residual mean=0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.171649 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 138 components and 0.171649 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=0.054213Jy sigma=1.295352 ! Fit after self-cal, rms=0.054212Jy sigma=1.295343 ! 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=0.054212Jy sigma=1.295343 ! Fit after self-cal, rms=0.054120Jy sigma=1.295201 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.065 mas, bmaj=3.133 mas, bpa=-10.2 degrees ! Estimated noise=0.227865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000531255 Jy ! Component: 100 - total flux cleaned = -0.000724563 Jy ! Component: 150 - total flux cleaned = -0.000861131 Jy ! Component: 200 - total flux cleaned = -0.000932541 Jy ! Total flux subtracted in 200 components = -0.000932541 Jy ! Clean residual min=-0.001058 max=0.000939 Jy/beam ! Clean residual mean=0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.170717 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 160 components and 0.170717 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=0.054116Jy sigma=1.295003 ! Fit after self-cal, rms=0.054115Jy sigma=1.294984 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 = -3.48317e-05 Jy ! Component: 100 - total flux cleaned = -8.18184e-05 Jy ! Component: 150 - total flux cleaned = -0.000133903 Jy ! Component: 200 - total flux cleaned = -0.000143545 Jy ! Total flux subtracted in 200 components = -0.000143545 Jy ! Clean residual min=-0.001033 max=0.000913 Jy/beam ! Clean residual mean=0.000002 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.170573 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 173 components and 0.170573 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=0.054115Jy sigma=1.294973 ! Fit after self-cal, rms=0.054115Jy sigma=1.294969 ! 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=0.8749 mas, bmaj=1.935 mas, bpa=-1.966 degrees ! Estimated noise=0.177518 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8749 x 1.935 at -1.966 degrees (North through East) ! Clean map min=-0.0008108 max=0.14025 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=0.6701 mas, bmaj=1.598 mas, bpa=-1.637 degrees ! Estimated noise=0.347943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104275 Jy ! Component: 100 - total flux cleaned = 0.132494 Jy ! Component: 150 - total flux cleaned = 0.145101 Jy ! Component: 200 - total flux cleaned = 0.151599 Jy ! Total flux subtracted in 200 components = 0.151599 Jy ! Clean residual min=-0.002167 max=0.003162 Jy/beam ! Clean residual mean=0.000003 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.151599 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.151599 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8749 mas, bmaj=1.935 mas, bpa=-1.966 degrees ! Estimated noise=0.177518 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 = 0.00495292 Jy ! Component: 100 - total flux cleaned = 0.00793531 Jy ! Component: 150 - total flux cleaned = 0.0100923 Jy ! Component: 200 - total flux cleaned = 0.0117401 Jy ! Total flux subtracted in 200 components = 0.0117401 Jy ! Clean residual min=-0.001158 max=0.001229 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.163339 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 39 components and 0.163339 Jy ! Inverting map ! Added new window around map position (-1.4, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138966 Jy ! Component: 100 - total flux cleaned = 0.00252651 Jy ! Component: 150 - total flux cleaned = 0.00350303 Jy ! Component: 200 - total flux cleaned = 0.00425278 Jy ! Total flux subtracted in 200 components = 0.00425278 Jy ! Clean residual min=-0.001036 max=0.000987 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.167592 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 62 components and 0.167592 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=2.065 mas, bmaj=3.133 mas, bpa=-10.2 degrees ! Estimated noise=0.227865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107361 Jy ! Component: 100 - total flux cleaned = 0.00159119 Jy ! Component: 150 - total flux cleaned = 0.00193612 Jy ! Component: 200 - total flux cleaned = 0.00221226 Jy ! Total flux subtracted in 200 components = 0.00221226 Jy ! Clean residual min=-0.001014 max=0.000851 Jy/beam ! Clean residual mean=0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.169804 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 = 0.000138873 Jy ! Component: 100 - total flux cleaned = 0.000219274 Jy ! Component: 150 - total flux cleaned = 0.000309355 Jy ! Component: 200 - total flux cleaned = 0.000379461 Jy ! Total flux subtracted in 200 components = 0.000379461 Jy ! Clean residual min=-0.001013 max=0.000830 Jy/beam ! Clean residual mean=0.000002 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.170184 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 105 components and 0.170184 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8749 mas, bmaj=1.935 mas, bpa=-1.966 degrees ! Estimated noise=0.177518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000129446 Jy ! Component: 100 - total flux cleaned = -8.37785e-05 Jy ! Component: 150 - total flux cleaned = 2.01464e-05 Jy ! Component: 200 - total flux cleaned = 1.98521e-05 Jy ! Total flux subtracted in 200 components = 1.98521e-05 Jy ! Clean residual min=-0.000998 max=0.000869 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.170204 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 134 components and 0.170204 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=0.054135Jy sigma=1.295437 ! Fit after self-cal, rms=0.054128Jy sigma=1.295318 wmodel J0836+2139_X_map.mod ! Writing 134 model components to file: J0836+2139_X_map.mod wobs J0836+2139_X_uvs.fits ! Writing UV FITS file: J0836+2139_X_uvs.fits wwins J0836+2139_X_map.win ! wwins: Wrote 8 windows to J0836+2139_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 = -0.000138863 Jy ! Component: 100 - total flux cleaned = -0.000123581 Jy ! Component: 150 - total flux cleaned = -0.000152692 Jy ! Component: 200 - total flux cleaned = -0.000124159 Jy ! Component: 250 - total flux cleaned = -0.000137947 Jy ! Component: 300 - total flux cleaned = -0.000164532 Jy ! Component: 350 - total flux cleaned = -0.000177678 Jy ! Component: 400 - total flux cleaned = -0.000203668 Jy ! Component: 450 - total flux cleaned = -0.000254198 Jy ! Component: 500 - total flux cleaned = -0.000254297 Jy ! Component: 550 - total flux cleaned = -0.000303264 Jy ! Component: 600 - total flux cleaned = -0.00032748 Jy ! Component: 650 - total flux cleaned = -0.000374972 Jy ! Component: 700 - total flux cleaned = -0.00038657 Jy ! Component: 750 - total flux cleaned = -0.000444583 Jy ! Component: 800 - total flux cleaned = -0.000513224 Jy ! Component: 850 - total flux cleaned = -0.000580985 Jy ! Component: 900 - total flux cleaned = -0.000592082 Jy ! Component: 950 - total flux cleaned = -0.000658644 Jy ! Component: 1000 - total flux cleaned = -0.000691559 Jy ! Component: 1050 - total flux cleaned = -0.00071324 Jy ! Component: 1100 - total flux cleaned = -0.000788299 Jy ! Component: 1150 - total flux cleaned = -0.000830849 Jy ! Component: 1200 - total flux cleaned = -0.000851764 Jy ! Component: 1250 - total flux cleaned = -0.000893557 Jy ! Component: 1300 - total flux cleaned = -0.000934812 Jy ! Component: 1350 - total flux cleaned = -0.000955204 Jy ! Component: 1400 - total flux cleaned = -0.000955305 Jy ! Component: 1450 - total flux cleaned = -0.000975502 Jy ! Component: 1500 - total flux cleaned = -0.00103523 Jy ! Component: 1550 - total flux cleaned = -0.00108459 Jy ! Component: 1600 - total flux cleaned = -0.00110417 Jy ! Component: 1650 - total flux cleaned = -0.00112358 Jy ! Component: 1700 - total flux cleaned = -0.00114277 Jy ! Component: 1750 - total flux cleaned = -0.00119051 Jy ! Component: 1800 - total flux cleaned = -0.00125668 Jy ! Component: 1850 - total flux cleaned = -0.00130355 Jy ! Component: 1900 - total flux cleaned = -0.00132221 Jy ! Component: 1950 - total flux cleaned = -0.00136845 Jy ! Component: 2000 - total flux cleaned = -0.00139592 Jy ! Component: 2050 - total flux cleaned = -0.00142331 Jy ! Component: 2100 - total flux cleaned = -0.00145053 Jy ! Component: 2150 - total flux cleaned = -0.00145947 Jy ! Component: 2200 - total flux cleaned = -0.00149497 Jy ! Component: 2250 - total flux cleaned = -0.00153923 Jy ! Component: 2300 - total flux cleaned = -0.00155674 Jy ! Component: 2350 - total flux cleaned = -0.00158288 Jy ! Component: 2400 - total flux cleaned = -0.00161735 Jy ! Component: 2450 - total flux cleaned = -0.00164306 Jy ! Component: 2500 - total flux cleaned = -0.00165153 Jy ! Component: 2550 - total flux cleaned = -0.00171097 Jy ! Component: 2600 - total flux cleaned = -0.0017447 Jy ! Component: 2650 - total flux cleaned = -0.00176987 Jy ! Component: 2700 - total flux cleaned = -0.0018198 Jy ! Component: 2750 - total flux cleaned = -0.00186948 Jy ! Component: 2800 - total flux cleaned = -0.00190243 Jy ! Component: 2850 - total flux cleaned = -0.00192691 Jy ! Component: 2900 - total flux cleaned = -0.00197564 Jy ! Component: 2950 - total flux cleaned = -0.00203217 Jy ! Component: 3000 - total flux cleaned = -0.00206431 Jy ! Component: 3050 - total flux cleaned = -0.0020961 Jy ! Component: 3100 - total flux cleaned = -0.00208811 Jy ! Component: 3150 - total flux cleaned = -0.00215902 Jy ! Component: 3200 - total flux cleaned = -0.0021903 Jy ! Component: 3250 - total flux cleaned = -0.00222147 Jy ! Component: 3300 - total flux cleaned = -0.0022602 Jy ! Component: 3350 - total flux cleaned = -0.00225248 Jy ! Component: 3400 - total flux cleaned = -0.00229831 Jy ! Component: 3450 - total flux cleaned = -0.00232871 Jy ! Component: 3500 - total flux cleaned = -0.00235138 Jy ! Component: 3550 - total flux cleaned = -0.00238151 Jy ! Component: 3600 - total flux cleaned = -0.00241898 Jy ! Component: 3650 - total flux cleaned = -0.00242638 Jy ! Component: 3700 - total flux cleaned = -0.0024634 Jy ! Component: 3750 - total flux cleaned = -0.00250754 Jy ! Component: 3800 - total flux cleaned = -0.00250758 Jy ! Component: 3850 - total flux cleaned = -0.00255136 Jy ! Component: 3900 - total flux cleaned = -0.00260211 Jy ! Component: 3950 - total flux cleaned = -0.00260213 Jy ! Component: 4000 - total flux cleaned = -0.00261649 Jy ! Component: 4050 - total flux cleaned = -0.00262369 Jy ! Total flux subtracted in 4096 components = -0.00268055 Jy ! Clean residual min=-0.000381 max=0.000383 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.167523 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 450 components and 0.167523 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0836+2139_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8749 x 1.935 at -1.966 degrees (North through East) ! Clean map min=-0.00070231 max=0.14051 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0836+2139_X_map.fits wmodel /vlbi/uf001/uva//J0836+2139_X_map.mod ! Writing 450 model components to file: /vlbi/uf001/uva//J0836+2139_X_map.mod wobs /vlbi/uf001/uva//J0836+2139_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0836+2139_X_uvs.fits wwins /vlbi/uf001/uva//J0836+2139_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0836+2139_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.140513 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123204 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.263044 0.263044 0.526088 1.05218 2.10435 4.2087 8.41741 16.8348 33.6696 67.3392 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.14 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1140.49 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0836+2139_X_dfm.log closed on Mon Jan 14 00:01:21 2019