! Started logfile: /vlbi/uf001/uva//J1922+0841_X_dfm.log on Mon Jan 14 05:02:19 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//J1922+0841_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1922+0841_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993762 visibilities/baseline/integration-bin. ! Found source: J1922+0841 ! ! 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 30588 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 J1922+0841_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004614Jy sigma=23.023452 ! Fit after self-cal, rms=0.949452Jy sigma=21.691521 ! 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=0.7096 mas, bmaj=1.669 mas, bpa=-1.063 degrees ! Estimated noise=0.348858 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 = 0.0391689 Jy ! Component: 100 - total flux cleaned = 0.049136 Jy ! Total flux subtracted in 100 components = 0.049136 Jy ! Clean residual min=-0.004739 max=0.014081 Jy/beam ! Clean residual mean=0.000002 rms=0.001282 Jy/beam ! Combined flux in latest and established models = 0.049136 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.049136 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=0.078939Jy sigma=1.597520 ! Fit after self-cal, rms=0.077327Jy sigma=1.561103 ! Inverting map ! Added new window around map position (0, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152366 Jy ! Component: 100 - total flux cleaned = 0.0237563 Jy ! Total flux subtracted in 100 components = 0.0237563 Jy ! Clean residual min=-0.005444 max=0.006201 Jy/beam ! Clean residual mean=0.000002 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 0.0728923 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.0728923 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=0.073226Jy sigma=1.439800 ! Fit after self-cal, rms=0.072153Jy sigma=1.416158 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00996187 Jy ! Component: 100 - total flux cleaned = 0.0158605 Jy ! Total flux subtracted in 100 components = 0.0158605 Jy ! Clean residual min=-0.004571 max=0.007439 Jy/beam ! Clean residual mean=0.000004 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 0.0887528 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.0887528 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=0.070138Jy sigma=1.355634 ! Fit after self-cal, rms=0.069854Jy sigma=1.349391 ! Inverting map ! Added new window around map position (-3, 6.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00739323 Jy ! Component: 100 - total flux cleaned = 0.0120998 Jy ! Total flux subtracted in 100 components = 0.0120998 Jy ! Clean residual min=-0.003343 max=0.003877 Jy/beam ! Clean residual mean=0.000003 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.100853 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 30 components and 0.100853 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=0.068721Jy sigma=1.315161 ! Fit after self-cal, rms=0.068605Jy sigma=1.312989 ! 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=0.9006 mas, bmaj=1.977 mas, bpa=-0.8697 degrees ! Estimated noise=0.193214 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 (-1, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00815052 Jy ! Component: 100 - total flux cleaned = 0.0136756 Jy ! Component: 150 - total flux cleaned = 0.0179081 Jy ! Component: 200 - total flux cleaned = 0.0213115 Jy ! Total flux subtracted in 200 components = 0.0213115 Jy ! Clean residual min=-0.002363 max=0.003072 Jy/beam ! Clean residual mean=0.000005 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.122164 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 78 components and 0.122164 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=0.067473Jy sigma=1.276852 ! Fit after self-cal, rms=0.067379Jy sigma=1.273870 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9006 x 1.977 at -0.8697 degrees (North through East) ! Clean map min=-0.00217 max=0.05628 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.94 KP 0.94 ! LA 0.87 MK 1.03 NL 1.12 OV 0.97 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.05 KP 0.96 ! LA 0.93 MK 0.98 NL 1.07 OV 0.98 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.08 KP 0.99 ! LA 0.87 MK 1.00 NL 1.09 OV 0.95 ! PT 0.92 SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.93 KP 1.01 ! LA 0.94 MK 1.03 NL 1.11 OV 0.90 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.97 KP 0.96 ! LA 0.90 MK 1.00 NL 1.09 OV 0.96 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.08 HN 0.96 KP 0.96 ! LA 0.89 MK 1.08 NL 1.14 OV 0.95 ! PT 0.91 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.06 HN 0.94 KP 0.96 ! LA 0.92 MK 0.96 NL 1.14 OV 0.95 ! PT 0.89 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 0.98 KP 0.94 ! LA 0.91 MK 1.05 NL 1.09 OV 0.97 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.90 KP 1.01 ! LA 0.91 MK 0.98 NL 1.14 OV 0.97 ! PT 0.88 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.88 KP 0.98 ! LA 0.93 MK 1.02 NL 1.12 OV 0.98 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.99 KP 0.98 ! LA 0.92 MK 0.95 NL 1.13 OV 0.99 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.95 KP 0.97 ! LA 0.94 MK 0.99 NL 1.08 OV 1.01 ! PT 0.90 SC 1.00 ! ! ! Fit before self-cal, rms=0.067379Jy sigma=1.273870 ! Fit after self-cal, rms=0.064086Jy sigma=1.260818 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9016 mas, bmaj=1.996 mas, bpa=-0.2751 degrees ! Estimated noise=0.186533 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 = 0.00243038 Jy ! Component: 100 - total flux cleaned = 0.00310245 Jy ! Component: 150 - total flux cleaned = 0.0035865 Jy ! Component: 200 - total flux cleaned = 0.00385054 Jy ! Total flux subtracted in 200 components = 0.00385054 Jy ! Clean residual min=-0.001353 max=0.001199 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.126015 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 98 components and 0.126015 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=0.063961Jy sigma=1.257026 ! Fit after self-cal, rms=0.063971Jy sigma=1.256362 ! 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=0.063971Jy sigma=1.256362 ! Fit after self-cal, rms=0.064483Jy sigma=1.252759 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9013 mas, bmaj=1.993 mas, bpa=-0.1386 degrees ! Estimated noise=0.18611 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000775591 Jy ! Component: 100 - total flux cleaned = 0.00100823 Jy ! Component: 150 - total flux cleaned = 0.0012875 Jy ! Component: 200 - total flux cleaned = 0.00146721 Jy ! Total flux subtracted in 200 components = 0.00146721 Jy ! Clean residual min=-0.001141 max=0.001249 Jy/beam ! Clean residual mean=0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.127482 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 110 components and 0.127482 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=0.064443Jy sigma=1.251656 ! Fit after self-cal, rms=0.064461Jy sigma=1.251385 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 (-21, -43). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000870922 Jy ! Component: 100 - total flux cleaned = 0.00125029 Jy ! Component: 150 - total flux cleaned = 0.00149721 Jy ! Component: 200 - total flux cleaned = 0.00166928 Jy ! Total flux subtracted in 200 components = 0.00166928 Jy ! Clean residual min=-0.001073 max=0.001049 Jy/beam ! Clean residual mean=0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.129151 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 121 components and 0.129151 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=0.064435Jy sigma=1.250685 ! Fit after self-cal, rms=0.064433Jy sigma=1.250612 ! 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=0.064433Jy sigma=1.250612 ! Fit after self-cal, rms=0.064440Jy sigma=1.250314 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9016 mas, bmaj=1.994 mas, bpa=-0.02043 degrees ! Estimated noise=0.185492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000488594 Jy ! Component: 100 - total flux cleaned = 0.000782877 Jy ! Component: 150 - total flux cleaned = 0.000969573 Jy ! Component: 200 - total flux cleaned = 0.0010616 Jy ! Total flux subtracted in 200 components = 0.0010616 Jy ! Clean residual min=-0.000996 max=0.001006 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.130213 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 123 components and 0.130213 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=0.064425Jy sigma=1.249869 ! Fit after self-cal, rms=0.064433Jy sigma=1.249823 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 (36.6, 20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000823723 Jy ! Component: 100 - total flux cleaned = 0.00109046 Jy ! Component: 150 - total flux cleaned = 0.00136399 Jy ! Component: 200 - total flux cleaned = 0.00154703 Jy ! Total flux subtracted in 200 components = 0.00154703 Jy ! Clean residual min=-0.000964 max=0.001013 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.13176 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 139 components and 0.13176 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=0.064416Jy sigma=1.249407 ! Fit after self-cal, rms=0.064415Jy sigma=1.249319 ! Inverting map ! Added new window around map position (11.4, -32). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000692699 Jy ! Component: 100 - total flux cleaned = 0.000991683 Jy ! Component: 150 - total flux cleaned = 0.00132849 Jy ! Component: 200 - total flux cleaned = 0.00168197 Jy ! Total flux subtracted in 200 components = 0.00168197 Jy ! Clean residual min=-0.000949 max=0.000966 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.133442 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 156 components and 0.133442 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=0.064393Jy sigma=1.248829 ! Fit after self-cal, rms=0.064392Jy sigma=1.248798 ! Inverting map ! Added new window around map position (-23.6, 45.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000600292 Jy ! Component: 100 - total flux cleaned = 0.000763192 Jy ! Component: 150 - total flux cleaned = 0.000950748 Jy ! Component: 200 - total flux cleaned = 0.00112555 Jy ! Total flux subtracted in 200 components = 0.00112555 Jy ! Clean residual min=-0.000988 max=0.000809 Jy/beam ! Clean residual mean=0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.134567 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 167 components and 0.134567 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=0.064375Jy sigma=1.248401 ! Fit after self-cal, rms=0.064375Jy sigma=1.248376 ! 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=0.064375Jy sigma=1.248376 ! Fit after self-cal, rms=0.064305Jy sigma=1.248250 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.23 mas, bmaj=3.152 mas, bpa=1.697 degrees ! Estimated noise=0.225465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000311945 Jy ! Component: 100 - total flux cleaned = 0.000590674 Jy ! Component: 150 - total flux cleaned = 0.000877152 Jy ! Component: 200 - total flux cleaned = 0.00113691 Jy ! Total flux subtracted in 200 components = 0.00113691 Jy ! Clean residual min=-0.000869 max=0.000771 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.135704 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 185 components and 0.135704 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=0.064300Jy sigma=1.248088 ! Fit after self-cal, rms=0.064305Jy sigma=1.248061 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 = 9.2999e-05 Jy ! Component: 100 - total flux cleaned = 0.000277948 Jy ! Component: 150 - total flux cleaned = 0.000479526 Jy ! Component: 200 - total flux cleaned = 0.000600073 Jy ! Total flux subtracted in 200 components = 0.000600073 Jy ! Clean residual min=-0.000871 max=0.000751 Jy/beam ! Clean residual mean=0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.136304 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 204 components and 0.136304 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=0.064303Jy sigma=1.248022 ! Fit after self-cal, rms=0.064303Jy sigma=1.248007 ! 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=0.9011 mas, bmaj=1.994 mas, bpa=0.02535 degrees ! Estimated noise=0.184928 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9011 x 1.994 at 0.02535 degrees (North through East) ! Clean map min=-0.00091524 max=0.053679 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=0.7078 mas, bmaj=1.676 mas, bpa=-0.1605 degrees ! Estimated noise=0.336168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0410971 Jy ! Component: 100 - total flux cleaned = 0.0612939 Jy ! Component: 150 - total flux cleaned = 0.074321 Jy ! Component: 200 - total flux cleaned = 0.0834505 Jy ! Total flux subtracted in 200 components = 0.0834505 Jy ! Clean residual min=-0.003350 max=0.005160 Jy/beam ! Clean residual mean=0.000006 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.0834505 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0834505 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9011 mas, bmaj=1.994 mas, bpa=0.02535 degrees ! Estimated noise=0.184928 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 = 0.0109611 Jy ! Component: 100 - total flux cleaned = 0.0185567 Jy ! Component: 150 - total flux cleaned = 0.0242251 Jy ! Component: 200 - total flux cleaned = 0.0285947 Jy ! Total flux subtracted in 200 components = 0.0285947 Jy ! Clean residual min=-0.001807 max=0.002671 Jy/beam ! Clean residual mean=0.000004 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.112045 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 57 components and 0.112045 Jy ! Inverting map ! Added new window around map position (-2.6, 4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00345692 Jy ! Component: 100 - total flux cleaned = 0.0061916 Jy ! Component: 150 - total flux cleaned = 0.00837778 Jy ! Component: 200 - total flux cleaned = 0.0101982 Jy ! Total flux subtracted in 200 components = 0.0101982 Jy ! Clean residual min=-0.001191 max=0.001194 Jy/beam ! Clean residual mean=0.000003 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.122243 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 88 components and 0.122243 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=2.23 mas, bmaj=3.152 mas, bpa=1.697 degrees ! Estimated noise=0.225465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234655 Jy ! Component: 100 - total flux cleaned = 0.00385529 Jy ! Component: 150 - total flux cleaned = 0.00510528 Jy ! Component: 200 - total flux cleaned = 0.00617897 Jy ! Total flux subtracted in 200 components = 0.00617897 Jy ! Clean residual min=-0.000989 max=0.001006 Jy/beam ! Clean residual mean=0.000003 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.128422 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 = 0.000927948 Jy ! Component: 100 - total flux cleaned = 0.00173255 Jy ! Component: 150 - total flux cleaned = 0.00243591 Jy ! Component: 200 - total flux cleaned = 0.00305888 Jy ! Total flux subtracted in 200 components = 0.00305888 Jy ! Clean residual min=-0.000915 max=0.000850 Jy/beam ! Clean residual mean=0.000003 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.131481 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 142 components and 0.131481 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9011 mas, bmaj=1.994 mas, bpa=0.02535 degrees ! Estimated noise=0.184928 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000749589 Jy ! Component: 100 - total flux cleaned = 0.00112216 Jy ! Component: 150 - total flux cleaned = 0.00139618 Jy ! Component: 200 - total flux cleaned = 0.00167905 Jy ! Total flux subtracted in 200 components = 0.00167905 Jy ! Clean residual min=-0.001191 max=0.000893 Jy/beam ! Clean residual mean=0.000001 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.13316 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 163 components and 0.13316 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=0.064355Jy sigma=1.249279 ! Fit after self-cal, rms=0.064332Jy sigma=1.249064 wmodel J1922+0841_X_map.mod ! Writing 163 model components to file: J1922+0841_X_map.mod wobs J1922+0841_X_uvs.fits ! Writing UV FITS file: J1922+0841_X_uvs.fits wwins J1922+0841_X_map.win ! wwins: Wrote 9 windows to J1922+0841_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 = -0.000486952 Jy ! Component: 100 - total flux cleaned = -0.00080139 Jy ! Component: 150 - total flux cleaned = -0.0010357 Jy ! Component: 200 - total flux cleaned = -0.00121734 Jy ! Component: 250 - total flux cleaned = -0.00136489 Jy ! Component: 300 - total flux cleaned = -0.00148037 Jy ! Component: 350 - total flux cleaned = -0.00162163 Jy ! Component: 400 - total flux cleaned = -0.00176001 Jy ! Component: 450 - total flux cleaned = -0.0018552 Jy ! Component: 500 - total flux cleaned = -0.00193535 Jy ! Component: 550 - total flux cleaned = -0.00197487 Jy ! Component: 600 - total flux cleaned = -0.0020657 Jy ! Component: 650 - total flux cleaned = -0.00211655 Jy ! Component: 700 - total flux cleaned = -0.00215445 Jy ! Component: 750 - total flux cleaned = -0.00220452 Jy ! Component: 800 - total flux cleaned = -0.00224156 Jy ! Component: 850 - total flux cleaned = -0.00231455 Jy ! Component: 900 - total flux cleaned = -0.00233857 Jy ! Component: 950 - total flux cleaned = -0.00233852 Jy ! Component: 1000 - total flux cleaned = -0.00237402 Jy ! Component: 1050 - total flux cleaned = -0.00239758 Jy ! Component: 1100 - total flux cleaned = -0.00246733 Jy ! Component: 1150 - total flux cleaned = -0.00246726 Jy ! Component: 1200 - total flux cleaned = -0.00247873 Jy ! Component: 1250 - total flux cleaned = -0.00255809 Jy ! Component: 1300 - total flux cleaned = -0.00256922 Jy ! Component: 1350 - total flux cleaned = -0.00258041 Jy ! Component: 1400 - total flux cleaned = -0.00263568 Jy ! Component: 1450 - total flux cleaned = -0.00266846 Jy ! Component: 1500 - total flux cleaned = -0.00267923 Jy ! Component: 1550 - total flux cleaned = -0.00271167 Jy ! Component: 1600 - total flux cleaned = -0.00273314 Jy ! Component: 1650 - total flux cleaned = -0.00271187 Jy ! Component: 1700 - total flux cleaned = -0.00277528 Jy ! Component: 1750 - total flux cleaned = -0.00279615 Jy ! Component: 1800 - total flux cleaned = -0.00281702 Jy ! Component: 1850 - total flux cleaned = -0.00282742 Jy ! Component: 1900 - total flux cleaned = -0.00287876 Jy ! Component: 1950 - total flux cleaned = -0.00288901 Jy ! Component: 2000 - total flux cleaned = -0.00287884 Jy ! Component: 2050 - total flux cleaned = -0.00287886 Jy ! Component: 2100 - total flux cleaned = -0.00290911 Jy ! Component: 2150 - total flux cleaned = -0.00290909 Jy ! Component: 2200 - total flux cleaned = -0.00287942 Jy ! Component: 2250 - total flux cleaned = -0.00290892 Jy ! Component: 2300 - total flux cleaned = -0.00288929 Jy ! Component: 2350 - total flux cleaned = -0.00292819 Jy ! Component: 2400 - total flux cleaned = -0.00292807 Jy ! Component: 2450 - total flux cleaned = -0.00292791 Jy ! Component: 2500 - total flux cleaned = -0.00293751 Jy ! Component: 2550 - total flux cleaned = -0.00291849 Jy ! Component: 2600 - total flux cleaned = -0.00293734 Jy ! Component: 2650 - total flux cleaned = -0.00291861 Jy ! Component: 2700 - total flux cleaned = -0.00290931 Jy ! Component: 2750 - total flux cleaned = -0.00292784 Jy ! Component: 2800 - total flux cleaned = -0.00297404 Jy ! Component: 2850 - total flux cleaned = -0.00297407 Jy ! Component: 2900 - total flux cleaned = -0.00291925 Jy ! Component: 2950 - total flux cleaned = -0.00293738 Jy ! Component: 3000 - total flux cleaned = -0.00296454 Jy ! Component: 3050 - total flux cleaned = -0.00295549 Jy ! Component: 3100 - total flux cleaned = -0.00294648 Jy ! Component: 3150 - total flux cleaned = -0.00291098 Jy ! Component: 3200 - total flux cleaned = -0.0029375 Jy ! Component: 3250 - total flux cleaned = -0.0029464 Jy ! Component: 3300 - total flux cleaned = -0.00291137 Jy ! Component: 3350 - total flux cleaned = -0.00292007 Jy ! Component: 3400 - total flux cleaned = -0.00288546 Jy ! Component: 3450 - total flux cleaned = -0.00289407 Jy ! Component: 3500 - total flux cleaned = -0.00289407 Jy ! Component: 3550 - total flux cleaned = -0.00288562 Jy ! Component: 3600 - total flux cleaned = -0.00287718 Jy ! Component: 3650 - total flux cleaned = -0.00286038 Jy ! Component: 3700 - total flux cleaned = -0.00289405 Jy ! Component: 3750 - total flux cleaned = -0.00288566 Jy ! Component: 3800 - total flux cleaned = -0.00291898 Jy ! Component: 3850 - total flux cleaned = -0.00292719 Jy ! Component: 3900 - total flux cleaned = -0.00289415 Jy ! Component: 3950 - total flux cleaned = -0.00291886 Jy ! Component: 4000 - total flux cleaned = -0.00289426 Jy ! Component: 4050 - total flux cleaned = -0.00291867 Jy ! Total flux subtracted in 4096 components = -0.00291869 Jy ! Clean residual min=-0.000516 max=0.000538 Jy/beam ! Clean residual mean=0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.130242 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 466 components and 0.130242 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1922+0841_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9011 x 1.994 at 0.02535 degrees (North through East) ! Clean map min=-0.00083014 max=0.053903 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1922+0841_X_map.fits wmodel /vlbi/uf001/uva//J1922+0841_X_map.mod ! Writing 466 model components to file: /vlbi/uf001/uva//J1922+0841_X_map.mod wobs /vlbi/uf001/uva//J1922+0841_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1922+0841_X_uvs.fits wwins /vlbi/uf001/uva//J1922+0841_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1922+0841_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0539028 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014249 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.793036 0.793036 1.58607 3.17215 6.34429 12.6886 25.3772 50.7543 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.053 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 378.292 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1922+0841_X_dfm.log closed on Mon Jan 14 05:02:26 2019