! Started logfile: /vlbi/uf001/uva//J1227+4932_X_dfm.log on Mon Jan 14 01:52:43 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//J1227+4932_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1227+4932_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.851852 visibilities/baseline/integration-bin. ! Found source: J1227+4932 ! ! 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 26220 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 J1227+4932_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 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010913Jy sigma=25.446222 ! Fit after self-cal, rms=0.866551Jy sigma=21.753209 ! 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=0.8962 mas, bmaj=0.9933 mas, bpa=-27.65 degrees ! Estimated noise=0.351878 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 = 0.100815 Jy ! Component: 100 - total flux cleaned = 0.124997 Jy ! Total flux subtracted in 100 components = 0.124997 Jy ! Clean residual min=-0.006258 max=0.009599 Jy/beam ! Clean residual mean=0.000022 rms=0.001258 Jy/beam ! Combined flux in latest and established models = 0.124997 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.124997 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=0.064576Jy sigma=1.496485 ! Fit after self-cal, rms=0.064515Jy sigma=1.495467 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104649 Jy ! Component: 100 - total flux cleaned = 0.016 Jy ! Total flux subtracted in 100 components = 0.016 Jy ! Clean residual min=-0.005604 max=0.008337 Jy/beam ! Clean residual mean=0.000016 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 0.140997 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.140997 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=0.062087Jy sigma=1.427188 ! Fit after self-cal, rms=0.062085Jy sigma=1.426918 ! Inverting map ! Added new window around map position (1.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00757881 Jy ! Component: 100 - total flux cleaned = 0.0116477 Jy ! Total flux subtracted in 100 components = 0.0116477 Jy ! Clean residual min=-0.004873 max=0.006945 Jy/beam ! Clean residual mean=0.000012 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 0.152644 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.152644 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=0.060856Jy sigma=1.396815 ! Fit after self-cal, rms=0.060740Jy sigma=1.393550 ! Inverting map ! Added new window around map position (-1.8, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00586844 Jy ! Component: 100 - total flux cleaned = 0.00880295 Jy ! Total flux subtracted in 100 components = 0.00880295 Jy ! Clean residual min=-0.004489 max=0.004469 Jy/beam ! Clean residual mean=0.000008 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.161447 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.161447 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=0.060058Jy sigma=1.377617 ! Fit after self-cal, rms=0.060033Jy sigma=1.376949 ! 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=1.163 mas, bmaj=1.278 mas, bpa=-9.124 degrees ! Estimated noise=0.178884 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 = 0.00532977 Jy ! Component: 100 - total flux cleaned = 0.00879321 Jy ! Component: 150 - total flux cleaned = 0.00989329 Jy ! Component: 200 - total flux cleaned = 0.0104509 Jy ! Total flux subtracted in 200 components = 0.0104509 Jy ! Clean residual min=-0.004883 max=0.004568 Jy/beam ! Clean residual mean=0.000006 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.171898 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.171898 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=0.059390Jy sigma=1.361850 ! Fit after self-cal, rms=0.059394Jy sigma=1.361729 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.163 x 1.278 at -9.124 degrees (North through East) ! Clean map min=-0.0047148 max=0.13079 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.11 KP 1.03 ! LA 1.02 MK 1.09 NL 1.06 OV 0.91 ! PT 0.87 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.14 KP 1.04 ! LA 0.99 MK 1.07 NL 1.05 OV 0.91 ! PT 0.87 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 1.11 KP 1.04 ! LA 1.00 MK 1.10 NL 1.03 OV 0.90 ! PT 0.87 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 1.13 KP 1.00 ! LA 1.01 MK 1.07 NL 1.05 OV 0.91 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 1.13 KP 1.04 ! LA 1.01 MK 1.06 NL 1.06 OV 0.90 ! PT 0.88 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.11 KP 1.04 ! LA 1.00 MK 1.03 NL 1.06 OV 0.94 ! PT 0.90 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.14 KP 1.03 ! LA 1.00 MK 1.06 NL 1.03 OV 0.93 ! PT 0.86 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.10 KP 1.02 ! LA 1.01 MK 1.07 NL 1.06 OV 0.93 ! PT 0.89 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.15 KP 1.02 ! LA 1.01 MK 1.03 NL 1.03 OV 0.93 ! PT 0.86 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.15 KP 1.00 ! LA 1.00 MK 1.09 NL 1.04 OV 0.93 ! PT 0.86 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.12 KP 1.03 ! LA 1.00 MK 1.06 NL 1.02 OV 0.93 ! PT 0.87 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.12 KP 1.00 ! LA 1.00 MK 1.03 NL 1.05 OV 0.93 ! PT 0.87 SC 0.95 ! ! ! Fit before self-cal, rms=0.059394Jy sigma=1.361729 ! Fit after self-cal, rms=0.059360Jy sigma=1.324063 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.168 mas, bmaj=1.286 mas, bpa=-2.287 degrees ! Estimated noise=0.180117 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 = -0.0028681 Jy ! Component: 100 - total flux cleaned = -0.00455592 Jy ! Component: 150 - total flux cleaned = -0.00502686 Jy ! Component: 200 - total flux cleaned = -0.00543196 Jy ! Total flux subtracted in 200 components = -0.00543196 Jy ! Clean residual min=-0.003548 max=0.003271 Jy/beam ! Clean residual mean=-0.000002 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.166466 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 62 components and 0.166466 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=0.059161Jy sigma=1.320369 ! Fit after self-cal, rms=0.059214Jy sigma=1.319976 ! 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=0.059214Jy sigma=1.319976 ! Fit after self-cal, rms=0.060991Jy sigma=1.283101 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.171 mas, bmaj=1.281 mas, bpa=-5.434 degrees ! Estimated noise=0.181382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000940278 Jy ! Component: 100 - total flux cleaned = -0.00154634 Jy ! Component: 150 - total flux cleaned = -0.00190105 Jy ! Component: 200 - total flux cleaned = -0.00212696 Jy ! Total flux subtracted in 200 components = -0.00212696 Jy ! Clean residual min=-0.001311 max=0.001671 Jy/beam ! Clean residual mean=-0.000002 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.164339 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 0.164339 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=0.060894Jy sigma=1.281022 ! Fit after self-cal, rms=0.060930Jy sigma=1.280763 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 (0.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000934128 Jy ! Component: 100 - total flux cleaned = 0.000894215 Jy ! Component: 150 - total flux cleaned = 0.000891281 Jy ! Component: 200 - total flux cleaned = 0.000795704 Jy ! Total flux subtracted in 200 components = 0.000795704 Jy ! Clean residual min=-0.001256 max=0.001504 Jy/beam ! Clean residual mean=-0.000003 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.165135 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 79 components and 0.165135 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=0.060875Jy sigma=1.279361 ! Fit after self-cal, rms=0.060870Jy sigma=1.279293 ! Inverting map ! Added new window around map position (-31, -25.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117534 Jy ! Component: 100 - total flux cleaned = 0.00144698 Jy ! Component: 150 - total flux cleaned = 0.00153521 Jy ! Component: 200 - total flux cleaned = 0.00153533 Jy ! Total flux subtracted in 200 components = 0.00153533 Jy ! Clean residual min=-0.001195 max=0.001260 Jy/beam ! Clean residual mean=-0.000003 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.16667 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 91 components and 0.16667 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=0.060822Jy sigma=1.278192 ! Fit after self-cal, rms=0.060819Jy sigma=1.278133 ! 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=0.060819Jy sigma=1.278133 ! Fit after self-cal, rms=0.061034Jy sigma=1.277529 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.169 mas, bmaj=1.277 mas, bpa=-6.246 degrees ! Estimated noise=0.180938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000690823 Jy ! Component: 100 - total flux cleaned = -0.000839498 Jy ! Component: 150 - total flux cleaned = -0.000776766 Jy ! Component: 200 - total flux cleaned = -0.000717448 Jy ! Total flux subtracted in 200 components = -0.000717448 Jy ! Clean residual min=-0.001103 max=0.001142 Jy/beam ! Clean residual mean=-0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.165953 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 0.165953 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=0.060988Jy sigma=1.276625 ! Fit after self-cal, rms=0.060987Jy sigma=1.276604 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 = 0.000123125 Jy ! Component: 100 - total flux cleaned = 0.000148505 Jy ! Component: 150 - total flux cleaned = 0.000147599 Jy ! Component: 200 - total flux cleaned = 0.000168493 Jy ! Total flux subtracted in 200 components = 0.000168493 Jy ! Clean residual min=-0.001096 max=0.001112 Jy/beam ! Clean residual mean=-0.000002 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.166121 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 98 components and 0.166121 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=0.060966Jy sigma=1.276181 ! Fit after self-cal, rms=0.060965Jy sigma=1.276171 ! 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=0.060965Jy sigma=1.276171 ! Fit after self-cal, rms=0.061096Jy sigma=1.275932 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.335 mas, bmaj=2.348 mas, bpa=13.23 degrees ! Estimated noise=0.219158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000711619 Jy ! Component: 100 - total flux cleaned = -0.000943166 Jy ! Component: 150 - total flux cleaned = -0.00107174 Jy ! Component: 200 - total flux cleaned = -0.00119368 Jy ! Total flux subtracted in 200 components = -0.00119368 Jy ! Clean residual min=-0.001106 max=0.001144 Jy/beam ! Clean residual mean=-0.000004 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.164928 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 110 components and 0.164928 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=0.061085Jy sigma=1.275778 ! Fit after self-cal, rms=0.061086Jy sigma=1.275765 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 = -7.62519e-05 Jy ! Component: 100 - total flux cleaned = -0.000134491 Jy ! Component: 150 - total flux cleaned = -0.000197089 Jy ! Component: 200 - total flux cleaned = -0.000235306 Jy ! Total flux subtracted in 200 components = -0.000235306 Jy ! Clean residual min=-0.001117 max=0.001148 Jy/beam ! Clean residual mean=-0.000004 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.164693 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 125 components and 0.164693 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=0.061080Jy sigma=1.275676 ! Fit after self-cal, rms=0.061079Jy sigma=1.275671 ! 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=1.167 mas, bmaj=1.275 mas, bpa=-6.636 degrees ! Estimated noise=0.180567 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.167 x 1.275 at -6.636 degrees (North through East) ! Clean map min=-0.0015078 max=0.13183 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=0.9019 mas, bmaj=0.9791 mas, bpa=-23.49 degrees ! Estimated noise=0.355856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101836 Jy ! Component: 100 - total flux cleaned = 0.126912 Jy ! Component: 150 - total flux cleaned = 0.1372 Jy ! Component: 200 - total flux cleaned = 0.142742 Jy ! Total flux subtracted in 200 components = 0.142742 Jy ! Clean residual min=-0.002339 max=0.003002 Jy/beam ! Clean residual mean=0.000009 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.142742 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.142742 Jy ! Inverting map and beam ! Estimated beam: bmin=1.167 mas, bmaj=1.275 mas, bpa=-6.636 degrees ! Estimated noise=0.180567 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 = 0.00628394 Jy ! Component: 100 - total flux cleaned = 0.0103976 Jy ! Component: 150 - total flux cleaned = 0.0133617 Jy ! Component: 200 - total flux cleaned = 0.0155737 Jy ! Total flux subtracted in 200 components = 0.0155737 Jy ! Clean residual min=-0.001370 max=0.001434 Jy/beam ! Clean residual mean=0.000003 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.158315 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 56 components and 0.158315 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=2.335 mas, bmaj=2.348 mas, bpa=13.23 degrees ! Estimated noise=0.219158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279965 Jy ! Component: 100 - total flux cleaned = 0.00454133 Jy ! Component: 150 - total flux cleaned = 0.00551974 Jy ! Component: 200 - total flux cleaned = 0.0057822 Jy ! Total flux subtracted in 200 components = 0.0057822 Jy ! Clean residual min=-0.001202 max=0.001342 Jy/beam ! Clean residual mean=-0.000003 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.164098 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 = 0.00022051 Jy ! Component: 100 - total flux cleaned = 0.000408434 Jy ! Component: 150 - total flux cleaned = 0.000569285 Jy ! Component: 200 - total flux cleaned = 0.000690078 Jy ! Total flux subtracted in 200 components = 0.000690078 Jy ! Clean residual min=-0.001172 max=0.001270 Jy/beam ! Clean residual mean=-0.000003 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.164788 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 117 components and 0.164788 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.167 mas, bmaj=1.275 mas, bpa=-6.636 degrees ! Estimated noise=0.180567 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000353222 Jy ! Component: 100 - total flux cleaned = 0.00042927 Jy ! Component: 150 - total flux cleaned = 0.000451661 Jy ! Component: 200 - total flux cleaned = 0.000470615 Jy ! Total flux subtracted in 200 components = 0.000470615 Jy ! Clean residual min=-0.001190 max=0.001066 Jy/beam ! Clean residual mean=-0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.165258 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 135 components and 0.165258 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=0.061082Jy sigma=1.275546 ! Fit after self-cal, rms=0.061063Jy sigma=1.275389 wmodel J1227+4932_X_map.mod ! Writing 135 model components to file: J1227+4932_X_map.mod wobs J1227+4932_X_uvs.fits ! Writing UV FITS file: J1227+4932_X_uvs.fits wwins J1227+4932_X_map.win ! wwins: Wrote 5 windows to J1227+4932_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 = -0.000408803 Jy ! Component: 100 - total flux cleaned = -0.000544656 Jy ! Component: 150 - total flux cleaned = -0.000619537 Jy ! Component: 200 - total flux cleaned = -0.000691868 Jy ! Component: 250 - total flux cleaned = -0.000761312 Jy ! Component: 300 - total flux cleaned = -0.00084582 Jy ! Component: 350 - total flux cleaned = -0.00092815 Jy ! Component: 400 - total flux cleaned = -0.000960355 Jy ! Component: 450 - total flux cleaned = -0.000960542 Jy ! Component: 500 - total flux cleaned = -0.000944959 Jy ! Component: 550 - total flux cleaned = -0.000975278 Jy ! Component: 600 - total flux cleaned = -0.000975111 Jy ! Component: 650 - total flux cleaned = -0.000945649 Jy ! Component: 700 - total flux cleaned = -0.000902532 Jy ! Component: 750 - total flux cleaned = -0.000902897 Jy ! Component: 800 - total flux cleaned = -0.000874696 Jy ! Component: 850 - total flux cleaned = -0.000847011 Jy ! Component: 900 - total flux cleaned = -0.000819647 Jy ! Component: 950 - total flux cleaned = -0.000779002 Jy ! Component: 1000 - total flux cleaned = -0.000739103 Jy ! Component: 1050 - total flux cleaned = -0.000725997 Jy ! Component: 1100 - total flux cleaned = -0.000712946 Jy ! Component: 1150 - total flux cleaned = -0.000648147 Jy ! Component: 1200 - total flux cleaned = -0.0006099 Jy ! Component: 1250 - total flux cleaned = -0.000571938 Jy ! Component: 1300 - total flux cleaned = -0.0005092 Jy ! Component: 1350 - total flux cleaned = -0.00044727 Jy ! Component: 1400 - total flux cleaned = -0.000410633 Jy ! Component: 1450 - total flux cleaned = -0.000398487 Jy ! Component: 1500 - total flux cleaned = -0.000374364 Jy ! Component: 1550 - total flux cleaned = -0.000338501 Jy ! Component: 1600 - total flux cleaned = -0.000303079 Jy ! Component: 1650 - total flux cleaned = -0.000303262 Jy ! Component: 1700 - total flux cleaned = -0.00030342 Jy ! Component: 1750 - total flux cleaned = -0.000268763 Jy ! Component: 1800 - total flux cleaned = -0.000245876 Jy ! Component: 1850 - total flux cleaned = -0.000211869 Jy ! Component: 1900 - total flux cleaned = -0.000223107 Jy ! Component: 1950 - total flux cleaned = -0.000211833 Jy ! Component: 2000 - total flux cleaned = -0.000156277 Jy ! Component: 2050 - total flux cleaned = -0.000167282 Jy ! Component: 2100 - total flux cleaned = -0.000156389 Jy ! Component: 2150 - total flux cleaned = -0.000134695 Jy ! Component: 2200 - total flux cleaned = -0.000134621 Jy ! Component: 2250 - total flux cleaned = -0.000145196 Jy ! Component: 2300 - total flux cleaned = -9.19377e-05 Jy ! Component: 2350 - total flux cleaned = -0.000123706 Jy ! Component: 2400 - total flux cleaned = -7.1244e-05 Jy ! Component: 2450 - total flux cleaned = -0.000102638 Jy ! Component: 2500 - total flux cleaned = -0.000102609 Jy ! Component: 2550 - total flux cleaned = -7.17732e-05 Jy ! Component: 2600 - total flux cleaned = -0.000112586 Jy ! Component: 2650 - total flux cleaned = -0.000122735 Jy ! Component: 2700 - total flux cleaned = -8.23132e-05 Jy ! Component: 2750 - total flux cleaned = -6.22423e-05 Jy ! Component: 2800 - total flux cleaned = -6.21621e-05 Jy ! Component: 2850 - total flux cleaned = -5.22247e-05 Jy ! Component: 2900 - total flux cleaned = -6.21319e-05 Jy ! Component: 2950 - total flux cleaned = -5.22947e-05 Jy ! Component: 3000 - total flux cleaned = -3.28564e-05 Jy ! Component: 3050 - total flux cleaned = 2.50736e-05 Jy ! Component: 3100 - total flux cleaned = 3.45931e-05 Jy ! Component: 3150 - total flux cleaned = 2.50354e-05 Jy ! Component: 3200 - total flux cleaned = 6.29288e-05 Jy ! Component: 3250 - total flux cleaned = 0.000119417 Jy ! Component: 3300 - total flux cleaned = 0.00013808 Jy ! Component: 3350 - total flux cleaned = 0.000128832 Jy ! Component: 3400 - total flux cleaned = 0.000193646 Jy ! Component: 3450 - total flux cleaned = 0.000248846 Jy ! Component: 3500 - total flux cleaned = 0.000212238 Jy ! Component: 3550 - total flux cleaned = 0.000294164 Jy ! Component: 3600 - total flux cleaned = 0.000303199 Jy ! Component: 3650 - total flux cleaned = 0.000294273 Jy ! Component: 3700 - total flux cleaned = 0.000303257 Jy ! Component: 3750 - total flux cleaned = 0.000365533 Jy ! Component: 3800 - total flux cleaned = 0.000400973 Jy ! Component: 3850 - total flux cleaned = 0.000409749 Jy ! Component: 3900 - total flux cleaned = 0.000418531 Jy ! Component: 3950 - total flux cleaned = 0.000453392 Jy ! Component: 4000 - total flux cleaned = 0.000453408 Jy ! Component: 4050 - total flux cleaned = 0.00048785 Jy ! Total flux subtracted in 4096 components = 0.00048788 Jy ! Clean residual min=-0.000492 max=0.000503 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.165746 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 455 components and 0.165746 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1227+4932_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.167 x 1.275 at -6.636 degrees (North through East) ! Clean map min=-0.00091011 max=0.13367 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1227+4932_X_map.fits wmodel /vlbi/uf001/uva//J1227+4932_X_map.mod ! Writing 455 model components to file: /vlbi/uf001/uva//J1227+4932_X_map.mod wobs /vlbi/uf001/uva//J1227+4932_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1227+4932_X_uvs.fits wwins /vlbi/uf001/uva//J1227+4932_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1227+4932_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.133672 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000144678 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.324702 0.324702 0.649403 1.29881 2.59761 5.19523 10.3905 20.7809 41.5618 83.1236 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.133 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 923.925 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1227+4932_X_dfm.log closed on Mon Jan 14 01:52:49 2019