! Started logfile: /vlbi/uf001/uva//J2051+7441_X_dfm.log on Mon Jan 14 05:40:16 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//J2051+7441_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2051+7441_X_uva.fits ! AN table 1: 109 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.715596 visibilities/baseline/integration-bin. ! Found source: J2051+7441 ! ! 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 121 lines of history. ! ! Reading 33696 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 J2051+7441_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 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 155 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011486Jy sigma=20.623433 ! Fit after self-cal, rms=0.887663Jy sigma=18.077552 ! 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=0.6326 mas, bmaj=0.8678 mas, bpa=69.36 degrees ! Estimated noise=0.439584 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 = 0.0848822 Jy ! Component: 100 - total flux cleaned = 0.104498 Jy ! Total flux subtracted in 100 components = 0.104498 Jy ! Clean residual min=-0.006368 max=0.008174 Jy/beam ! Clean residual mean=0.000000 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 0.104498 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.104498 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=0.074390Jy sigma=1.418545 ! Fit after self-cal, rms=0.074235Jy sigma=1.415729 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00944471 Jy ! Component: 100 - total flux cleaned = 0.0149556 Jy ! Total flux subtracted in 100 components = 0.0149556 Jy ! Clean residual min=-0.005988 max=0.008136 Jy/beam ! Clean residual mean=-0.000000 rms=0.001131 Jy/beam ! Combined flux in latest and established models = 0.119453 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.119453 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=0.072493Jy sigma=1.376042 ! Fit after self-cal, rms=0.072494Jy sigma=1.375715 ! Inverting map ! Added new window around map position (-3.2, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00711961 Jy ! Component: 100 - total flux cleaned = 0.0112803 Jy ! Total flux subtracted in 100 components = 0.0112803 Jy ! Clean residual min=-0.005764 max=0.005714 Jy/beam ! Clean residual mean=-0.000000 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.130734 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.130734 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=0.071225Jy sigma=1.346019 ! Fit after self-cal, rms=0.071155Jy sigma=1.344714 ! 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=0.8236 mas, bmaj=1.18 mas, bpa=70.43 degrees ! Estimated noise=0.193169 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 = 0.00777044 Jy ! Component: 100 - total flux cleaned = 0.0126479 Jy ! Component: 150 - total flux cleaned = 0.0160246 Jy ! Component: 200 - total flux cleaned = 0.0183988 Jy ! Total flux subtracted in 200 components = 0.0183988 Jy ! Clean residual min=-0.006500 max=0.007075 Jy/beam ! Clean residual mean=0.000000 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 0.149133 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.149133 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=0.070252Jy sigma=1.322523 ! Fit after self-cal, rms=0.070135Jy sigma=1.320150 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8236 x 1.18 at 70.43 degrees (North through East) ! Clean map min=-0.0058855 max=0.1145 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.07 HN 1.02 LA 0.87 ! MK 1.01 NL 1.22 OV 1.02 PT 0.92 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 HN 1.00 LA 0.85 ! MK 0.99 NL 1.22 OV 1.03 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.07 HN 1.00 LA 0.86 ! MK 0.98 NL 1.20 OV 1.03 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.98 LA 0.85 ! MK 0.99 NL 1.23 OV 1.05 PT 0.97 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.09 HN 0.94 LA 0.87 ! MK 1.01 NL 1.19 OV 1.06 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 HN 0.97 LA 0.86 ! MK 0.98 NL 1.21 OV 1.06 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.08 HN 0.96 LA 0.85 ! MK 1.00 NL 1.22 OV 1.05 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.12 HN 1.00 LA 0.86 ! MK 0.99 NL 1.22 OV 1.00 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.10 HN 0.95 LA 0.85 ! MK 0.99 NL 1.22 OV 1.03 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.09 HN 0.98 LA 0.86 ! MK 0.97 NL 1.24 OV 1.05 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.10 HN 0.96 LA 0.85 ! MK 0.97 NL 1.22 OV 1.05 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.10 HN 0.98 LA 0.86 ! MK 0.99 NL 1.20 OV 1.00 PT 0.94 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.070135Jy sigma=1.320150 ! Fit after self-cal, rms=0.066444Jy sigma=1.276498 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8264 mas, bmaj=1.178 mas, bpa=70.28 degrees ! Estimated noise=0.191504 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 = -0.00161671 Jy ! Component: 100 - total flux cleaned = -0.00198571 Jy ! Component: 150 - total flux cleaned = -0.002075 Jy ! Component: 200 - total flux cleaned = -0.00210822 Jy ! Total flux subtracted in 200 components = -0.00210822 Jy ! Clean residual min=-0.004706 max=0.004141 Jy/beam ! Clean residual mean=-0.000000 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.147024 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 0.147024 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=0.066354Jy sigma=1.274904 ! Fit after self-cal, rms=0.066481Jy sigma=1.273944 ! 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=0.066481Jy sigma=1.273944 ! Fit after self-cal, rms=0.068327Jy sigma=1.245015 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8268 mas, bmaj=1.183 mas, bpa=70.32 degrees ! Estimated noise=0.191839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0001478 Jy ! Component: 100 - total flux cleaned = -2.29503e-05 Jy ! Component: 150 - total flux cleaned = 1.45502e-06 Jy ! Component: 200 - total flux cleaned = 7.90038e-07 Jy ! Total flux subtracted in 200 components = 7.90038e-07 Jy ! Clean residual min=-0.001708 max=0.003560 Jy/beam ! Clean residual mean=0.000000 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.147025 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.147025 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=0.068301Jy sigma=1.244461 ! Fit after self-cal, rms=0.068437Jy sigma=1.243721 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 (-5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00305069 Jy ! Component: 100 - total flux cleaned = 0.00454581 Jy ! Component: 150 - total flux cleaned = 0.00511267 Jy ! Component: 200 - total flux cleaned = 0.00541904 Jy ! Total flux subtracted in 200 components = 0.00541904 Jy ! Clean residual min=-0.001578 max=0.001489 Jy/beam ! Clean residual mean=0.000002 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.152444 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 45 components and 0.152444 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=0.068310Jy sigma=1.240275 ! Fit after self-cal, rms=0.068281Jy sigma=1.240082 ! 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=0.068281Jy sigma=1.240082 ! Fit after self-cal, rms=0.068378Jy sigma=1.239756 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8259 mas, bmaj=1.179 mas, bpa=70.3 degrees ! Estimated noise=0.191291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000878122 Jy ! Component: 100 - total flux cleaned = 0.00128208 Jy ! Component: 150 - total flux cleaned = 0.0015052 Jy ! Component: 200 - total flux cleaned = 0.00166772 Jy ! Total flux subtracted in 200 components = 0.00166772 Jy ! Clean residual min=-0.001476 max=0.001351 Jy/beam ! Clean residual mean=0.000002 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.154112 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.154112 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=0.068355Jy sigma=1.239223 ! Fit after self-cal, rms=0.068360Jy sigma=1.239184 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 = 0.000229835 Jy ! Component: 100 - total flux cleaned = 0.00026414 Jy ! Component: 150 - total flux cleaned = 0.00029577 Jy ! Component: 200 - total flux cleaned = 0.00032575 Jy ! Total flux subtracted in 200 components = 0.00032575 Jy ! Clean residual min=-0.001449 max=0.001325 Jy/beam ! Clean residual mean=0.000002 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.154438 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 0.154438 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=0.068352Jy sigma=1.239021 ! Fit after self-cal, rms=0.068349Jy sigma=1.239017 ! 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=0.068349Jy sigma=1.239017 ! Fit after self-cal, rms=0.068374Jy sigma=1.238917 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.944 mas, bmaj=2.68 mas, bpa=66 degrees ! Estimated noise=0.267486 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000823928 Jy ! Component: 100 - total flux cleaned = 0.000871643 Jy ! Component: 150 - total flux cleaned = 0.000892452 Jy ! Component: 200 - total flux cleaned = 0.000892843 Jy ! Total flux subtracted in 200 components = 0.000892843 Jy ! Clean residual min=-0.001933 max=0.002147 Jy/beam ! Clean residual mean=0.000005 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.155331 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 67 components and 0.15533 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=0.068373Jy sigma=1.238878 ! Fit after self-cal, rms=0.068372Jy sigma=1.238819 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 = 3.46894e-05 Jy ! Component: 100 - total flux cleaned = 3.54471e-05 Jy ! Component: 150 - total flux cleaned = 3.5582e-05 Jy ! Component: 200 - total flux cleaned = 2.11521e-05 Jy ! Total flux subtracted in 200 components = 2.11521e-05 Jy ! Clean residual min=-0.001917 max=0.002155 Jy/beam ! Clean residual mean=0.000005 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.155352 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.155352 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=0.068375Jy sigma=1.238900 ! Fit after self-cal, rms=0.068372Jy sigma=1.238874 ! 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=0.8249 mas, bmaj=1.177 mas, bpa=70.35 degrees ! Estimated noise=0.191065 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8249 x 1.177 at 70.35 degrees (North through East) ! Clean map min=-0.0011631 max=0.1129 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=0.6342 mas, bmaj=0.8711 mas, bpa=69.13 degrees ! Estimated noise=0.433835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0835589 Jy ! Component: 100 - total flux cleaned = 0.103076 Jy ! Component: 150 - total flux cleaned = 0.112902 Jy ! Component: 200 - total flux cleaned = 0.119554 Jy ! Total flux subtracted in 200 components = 0.119554 Jy ! Clean residual min=-0.002953 max=0.004230 Jy/beam ! Clean residual mean=-0.000001 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.119554 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.119554 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8249 mas, bmaj=1.177 mas, bpa=70.35 degrees ! Estimated noise=0.191065 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 = 0.009025 Jy ! Component: 100 - total flux cleaned = 0.0151669 Jy ! Component: 150 - total flux cleaned = 0.0197328 Jy ! Component: 200 - total flux cleaned = 0.023191 Jy ! Total flux subtracted in 200 components = 0.023191 Jy ! Clean residual min=-0.001972 max=0.002825 Jy/beam ! Clean residual mean=0.000000 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.142745 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.142745 Jy ! Inverting map ! Added new window around map position (-2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297032 Jy ! Component: 100 - total flux cleaned = 0.00519099 Jy ! Component: 150 - total flux cleaned = 0.00695529 Jy ! Component: 200 - total flux cleaned = 0.00836131 Jy ! Total flux subtracted in 200 components = 0.00836131 Jy ! Clean residual min=-0.001363 max=0.001352 Jy/beam ! Clean residual mean=0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.151106 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 44 components and 0.151106 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.944 mas, bmaj=2.68 mas, bpa=66 degrees ! Estimated noise=0.267486 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213993 Jy ! Component: 100 - total flux cleaned = 0.00331537 Jy ! Component: 150 - total flux cleaned = 0.00383937 Jy ! Component: 200 - total flux cleaned = 0.0039877 Jy ! Total flux subtracted in 200 components = 0.0039877 Jy ! Clean residual min=-0.001799 max=0.002126 Jy/beam ! Clean residual mean=0.000005 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.155094 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 = 0.000124863 Jy ! Component: 100 - total flux cleaned = 0.000171324 Jy ! Component: 150 - total flux cleaned = 0.000213088 Jy ! Component: 200 - total flux cleaned = 0.000225512 Jy ! Total flux subtracted in 200 components = 0.000225512 Jy ! Clean residual min=-0.001780 max=0.002137 Jy/beam ! Clean residual mean=0.000005 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.155319 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 77 components and 0.155319 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8249 mas, bmaj=1.177 mas, bpa=70.35 degrees ! Estimated noise=0.191065 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000153804 Jy ! Component: 100 - total flux cleaned = 0.000152018 Jy ! Component: 150 - total flux cleaned = 0.000169056 Jy ! Component: 200 - total flux cleaned = 0.000185101 Jy ! Total flux subtracted in 200 components = 0.000185101 Jy ! Clean residual min=-0.001137 max=0.001348 Jy/beam ! Clean residual mean=0.000002 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.155504 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 87 components and 0.155504 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=0.068343Jy sigma=1.238237 ! Fit after self-cal, rms=0.068339Jy sigma=1.238111 wmodel J2051+7441_X_map.mod ! Writing 87 model components to file: J2051+7441_X_map.mod wobs J2051+7441_X_uvs.fits ! Writing UV FITS file: J2051+7441_X_uvs.fits wwins J2051+7441_X_map.win ! wwins: Wrote 4 windows to J2051+7441_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 = 0.000467195 Jy ! Component: 100 - total flux cleaned = 0.000550483 Jy ! Component: 150 - total flux cleaned = 0.000629408 Jy ! Component: 200 - total flux cleaned = 0.000686073 Jy ! Component: 250 - total flux cleaned = 0.00074094 Jy ! Component: 300 - total flux cleaned = 0.000828778 Jy ! Component: 350 - total flux cleaned = 0.000879675 Jy ! Component: 400 - total flux cleaned = 0.000912663 Jy ! Component: 450 - total flux cleaned = 0.00100894 Jy ! Component: 500 - total flux cleaned = 0.00104027 Jy ! Component: 550 - total flux cleaned = 0.00105547 Jy ! Component: 600 - total flux cleaned = 0.00108546 Jy ! Component: 650 - total flux cleaned = 0.00110011 Jy ! Component: 700 - total flux cleaned = 0.00109995 Jy ! Component: 750 - total flux cleaned = 0.00107076 Jy ! Component: 800 - total flux cleaned = 0.00104239 Jy ! Component: 850 - total flux cleaned = 0.00101479 Jy ! Component: 900 - total flux cleaned = 0.0010146 Jy ! Component: 950 - total flux cleaned = 0.00102816 Jy ! Component: 1000 - total flux cleaned = 0.000961477 Jy ! Component: 1050 - total flux cleaned = 0.000974826 Jy ! Component: 1100 - total flux cleaned = 0.000987591 Jy ! Component: 1150 - total flux cleaned = 0.000897966 Jy ! Component: 1200 - total flux cleaned = 0.000898169 Jy ! Component: 1250 - total flux cleaned = 0.000885858 Jy ! Component: 1300 - total flux cleaned = 0.000861387 Jy ! Component: 1350 - total flux cleaned = 0.000861274 Jy ! Component: 1400 - total flux cleaned = 0.000825333 Jy ! Component: 1450 - total flux cleaned = 0.000813212 Jy ! Component: 1500 - total flux cleaned = 0.000836779 Jy ! Component: 1550 - total flux cleaned = 0.000836673 Jy ! Component: 1600 - total flux cleaned = 0.000767427 Jy ! Component: 1650 - total flux cleaned = 0.000778988 Jy ! Component: 1700 - total flux cleaned = 0.000779096 Jy ! Component: 1750 - total flux cleaned = 0.000767843 Jy ! Component: 1800 - total flux cleaned = 0.000779066 Jy ! Component: 1850 - total flux cleaned = 0.000822972 Jy ! Component: 1900 - total flux cleaned = 0.000811946 Jy ! Component: 1950 - total flux cleaned = 0.000768947 Jy ! Component: 2000 - total flux cleaned = 0.000779622 Jy ! Component: 2050 - total flux cleaned = 0.000811526 Jy ! Component: 2100 - total flux cleaned = 0.000780045 Jy ! Component: 2150 - total flux cleaned = 0.000811179 Jy ! Component: 2200 - total flux cleaned = 0.000759425 Jy ! Component: 2250 - total flux cleaned = 0.000769643 Jy ! Component: 2300 - total flux cleaned = 0.000789869 Jy ! Component: 2350 - total flux cleaned = 0.000759582 Jy ! Component: 2400 - total flux cleaned = 0.000739575 Jy ! Component: 2450 - total flux cleaned = 0.000719859 Jy ! Component: 2500 - total flux cleaned = 0.000749234 Jy ! Component: 2550 - total flux cleaned = 0.000729763 Jy ! Component: 2600 - total flux cleaned = 0.000739543 Jy ! Component: 2650 - total flux cleaned = 0.000729887 Jy ! Component: 2700 - total flux cleaned = 0.000720338 Jy ! Component: 2750 - total flux cleaned = 0.000691916 Jy ! Component: 2800 - total flux cleaned = 0.000710605 Jy ! Component: 2850 - total flux cleaned = 0.000682596 Jy ! Component: 2900 - total flux cleaned = 0.000701103 Jy ! Component: 2950 - total flux cleaned = 0.000673549 Jy ! Component: 3000 - total flux cleaned = 0.000664376 Jy ! Component: 3050 - total flux cleaned = 0.000673529 Jy ! Component: 3100 - total flux cleaned = 0.000664394 Jy ! Component: 3150 - total flux cleaned = 0.000610846 Jy ! Component: 3200 - total flux cleaned = 0.000628616 Jy ! Component: 3250 - total flux cleaned = 0.000566827 Jy ! Component: 3300 - total flux cleaned = 0.000593242 Jy ! Component: 3350 - total flux cleaned = 0.000601951 Jy ! Component: 3400 - total flux cleaned = 0.00059329 Jy ! Component: 3450 - total flux cleaned = 0.00058459 Jy ! Component: 3500 - total flux cleaned = 0.000593103 Jy ! Component: 3550 - total flux cleaned = 0.000559059 Jy ! Component: 3600 - total flux cleaned = 0.000533665 Jy ! Component: 3650 - total flux cleaned = 0.000516898 Jy ! Component: 3700 - total flux cleaned = 0.000508555 Jy ! Component: 3750 - total flux cleaned = 0.000508539 Jy ! Component: 3800 - total flux cleaned = 0.000516782 Jy ! Component: 3850 - total flux cleaned = 0.000516698 Jy ! Component: 3900 - total flux cleaned = 0.000500435 Jy ! Component: 3950 - total flux cleaned = 0.00049234 Jy ! Component: 4000 - total flux cleaned = 0.00049225 Jy ! Component: 4050 - total flux cleaned = 0.000484269 Jy ! Total flux subtracted in 4096 components = 0.000500335 Jy ! Clean residual min=-0.000451 max=0.000436 Jy/beam ! Clean residual mean=0.000001 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.156005 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 410 components and 0.156005 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2051+7441_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8249 x 1.177 at 70.35 degrees (North through East) ! Clean map min=-0.00071344 max=0.1124 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2051+7441_X_map.fits wmodel /vlbi/uf001/uva//J2051+7441_X_map.mod ! Writing 410 model components to file: /vlbi/uf001/uva//J2051+7441_X_map.mod wobs /vlbi/uf001/uva//J2051+7441_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2051+7441_X_uvs.fits wwins /vlbi/uf001/uva//J2051+7441_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J2051+7441_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.112404 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000135125 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.360642 0.360642 0.721284 1.44257 2.88514 5.77027 11.5405 23.0811 46.1622 92.3244 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.112 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 831.849 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2051+7441_X_dfm.log closed on Mon Jan 14 05:40:22 2019