! Started logfile: /image_prod/ug002_uva//J1930+5948_X_dfm.log on Thu Mar 5 04:13:06 2020 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 /image_prod/ug002_uva//J1930+5948_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1930+5948_X_uva.fits ! AN table 1: 150 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.927259 visibilities/baseline/integration-bin. ! Found source: J1930+5948 ! ! 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 75108 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 J1930+5948_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 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004167Jy sigma=9.435759 ! Fit after self-cal, rms=0.923711Jy sigma=8.670108 ! 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=0.7117 mas, bmaj=0.935 mas, bpa=-15.9 degrees ! Estimated noise=0.758151 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 = 0.0580913 Jy ! Component: 100 - total flux cleaned = 0.0716261 Jy ! Total flux subtracted in 100 components = 0.0716261 Jy ! Clean residual min=-0.002895 max=0.005214 Jy/beam ! Clean residual mean=0.000003 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.0716261 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0716261 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=0.055551Jy sigma=0.483386 ! Fit after self-cal, rms=0.055352Jy sigma=0.481712 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00563974 Jy ! Component: 100 - total flux cleaned = 0.00860972 Jy ! Total flux subtracted in 100 components = 0.00860972 Jy ! Clean residual min=-0.002816 max=0.003358 Jy/beam ! Clean residual mean=0.000001 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.0802358 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.0802358 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=0.054644Jy sigma=0.473634 ! Fit after self-cal, rms=0.054649Jy sigma=0.473587 ! Inverting map ! Added new window around map position (2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270413 Jy ! Component: 100 - total flux cleaned = 0.00382554 Jy ! Total flux subtracted in 100 components = 0.00382554 Jy ! Clean residual min=-0.002740 max=0.002737 Jy/beam ! Clean residual mean=-0.000000 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.0840613 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 0.0840613 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=0.054492Jy sigma=0.472241 ! Fit after self-cal, rms=0.054486Jy sigma=0.472096 ! 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=1.012 mas, bmaj=1.275 mas, bpa=-16.83 degrees ! Estimated noise=0.280023 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 (1.6, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169563 Jy ! Component: 100 - total flux cleaned = 0.00170101 Jy ! Component: 150 - total flux cleaned = 0.00175092 Jy ! Component: 200 - total flux cleaned = 0.00175201 Jy ! Total flux subtracted in 200 components = 0.00175201 Jy ! Clean residual min=-0.002124 max=0.002290 Jy/beam ! Clean residual mean=-0.000002 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.0858134 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.0858134 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=0.054341Jy sigma=0.470604 ! Fit after self-cal, rms=0.054329Jy sigma=0.470519 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.012 x 1.275 at -16.83 degrees (North through East) ! Clean map min=-0.0019694 max=0.076979 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.84 KP 1.05 ! LA 1.04 MK 1.05 NL 1.12 OV 0.92 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 0.84 KP 1.06 ! LA 1.04 MK 1.04 NL 1.13 OV 0.93 ! PT 0.93 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.85 KP 1.05 ! LA 1.06 MK 1.02 NL 1.13 OV 0.92 ! PT 0.93 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.85 KP 1.08 ! LA 1.02 MK 1.03 NL 1.11 OV 0.93 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 0.85 KP 1.07 ! LA 1.04 MK 1.03 NL 1.15 OV 0.91 ! PT 0.92 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.81 KP 1.04 ! LA 1.05 MK 1.06 NL 1.13 OV 0.92 ! PT 0.95 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.84 KP 1.05 ! LA 1.03 MK 1.02 NL 1.14 OV 0.94 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.85 KP 1.06 ! LA 1.05 MK 1.03 NL 1.12 OV 0.90 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.83 KP 1.03 ! LA 1.03 MK 1.02 NL 1.16 OV 0.92 ! PT 0.92 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.86 KP 1.04 ! LA 1.03 MK 1.04 NL 1.12 OV 0.93 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.83 KP 1.05 ! LA 1.04 MK 1.02 NL 1.11 OV 0.91 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.83 KP 1.07 ! LA 1.05 MK 1.00 NL 1.13 OV 0.89 ! PT 0.93 SC 0.98 ! ! ! Fit before self-cal, rms=0.054329Jy sigma=0.470519 ! Fit after self-cal, rms=0.052938Jy sigma=0.463514 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=1.278 mas, bpa=-18.69 degrees ! Estimated noise=0.277283 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 = -7.35955e-05 Jy ! Component: 100 - total flux cleaned = -0.00010047 Jy ! Component: 150 - total flux cleaned = -0.000153146 Jy ! Component: 200 - total flux cleaned = -0.000153784 Jy ! Total flux subtracted in 200 components = -0.000153784 Jy ! Clean residual min=-0.000852 max=0.001022 Jy/beam ! Clean residual mean=-0.000003 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0856596 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 46 components and 0.0856596 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=0.052899Jy sigma=0.463174 ! Fit after self-cal, rms=0.052930Jy sigma=0.463004 ! 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=0.052930Jy sigma=0.463004 ! Fit after self-cal, rms=0.054947Jy sigma=0.461608 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.271 mas, bpa=-17.91 degrees ! Estimated noise=0.277637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000159727 Jy ! Component: 100 - total flux cleaned = 0.000181526 Jy ! Component: 150 - total flux cleaned = 0.000196986 Jy ! Component: 200 - total flux cleaned = 0.000210079 Jy ! Total flux subtracted in 200 components = 0.000210079 Jy ! Clean residual min=-0.000617 max=0.000549 Jy/beam ! Clean residual mean=0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0858696 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 0.0858696 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=0.054935Jy sigma=0.461492 ! Fit after self-cal, rms=0.054972Jy sigma=0.461451 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 = 9.64107e-07 Jy ! Component: 100 - total flux cleaned = 1.19506e-05 Jy ! Component: 150 - total flux cleaned = 1.19241e-05 Jy ! Component: 200 - total flux cleaned = 2.08781e-05 Jy ! Total flux subtracted in 200 components = 2.08781e-05 Jy ! Clean residual min=-0.000604 max=0.000537 Jy/beam ! Clean residual mean=0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0858905 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 0.0858905 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=0.054969Jy sigma=0.461414 ! Fit after self-cal, rms=0.054968Jy sigma=0.461410 ! 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=0.054968Jy sigma=0.461410 ! Fit after self-cal, rms=0.055137Jy sigma=0.461381 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=1.27 mas, bpa=-18.13 degrees ! Estimated noise=0.277371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.27459e-05 Jy ! Component: 100 - total flux cleaned = 6.69699e-05 Jy ! Component: 150 - total flux cleaned = 8.76151e-05 Jy ! Component: 200 - total flux cleaned = 0.000114815 Jy ! Total flux subtracted in 200 components = 0.000114815 Jy ! Clean residual min=-0.000583 max=0.000533 Jy/beam ! Clean residual mean=0.000001 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0860053 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 69 components and 0.0860053 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=0.055133Jy sigma=0.461334 ! Fit after self-cal, rms=0.055137Jy sigma=0.461331 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 = -9.13484e-07 Jy ! Component: 100 - total flux cleaned = 1.45329e-05 Jy ! Component: 150 - total flux cleaned = 2.81677e-05 Jy ! Component: 200 - total flux cleaned = 3.44665e-05 Jy ! Total flux subtracted in 200 components = 3.44665e-05 Jy ! Clean residual min=-0.000569 max=0.000530 Jy/beam ! Clean residual mean=0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0860398 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 77 components and 0.0860398 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=0.055135Jy sigma=0.461313 ! Fit after self-cal, rms=0.055134Jy sigma=0.461313 ! 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=0.055134Jy sigma=0.461313 ! Fit after self-cal, rms=0.055172Jy sigma=0.461300 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.331 mas, bmaj=2.574 mas, bpa=-63.72 degrees ! Estimated noise=0.354316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000138259 Jy ! Component: 100 - total flux cleaned = 0.000138269 Jy ! Component: 150 - total flux cleaned = 0.000138439 Jy ! Component: 200 - total flux cleaned = 0.000142539 Jy ! Total flux subtracted in 200 components = 0.000142539 Jy ! Clean residual min=-0.000735 max=0.000580 Jy/beam ! Clean residual mean=0.000004 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0861823 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 89 components and 0.0861823 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=0.055171Jy sigma=0.461292 ! Fit after self-cal, rms=0.055174Jy sigma=0.461289 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 = 5.77095e-06 Jy ! Component: 100 - total flux cleaned = 1.82728e-06 Jy ! Component: 150 - total flux cleaned = 1.74729e-06 Jy ! Component: 200 - total flux cleaned = 4.94514e-06 Jy ! Total flux subtracted in 200 components = 4.94514e-06 Jy ! Clean residual min=-0.000733 max=0.000577 Jy/beam ! Clean residual mean=0.000004 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0861873 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 91 components and 0.0861873 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=0.055173Jy sigma=0.461283 ! Fit after self-cal, rms=0.055173Jy sigma=0.461282 ! 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=1.007 mas, bmaj=1.269 mas, bpa=-18.29 degrees ! Estimated noise=0.277128 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.007 x 1.269 at -18.29 degrees (North through East) ! Clean map min=-0.00052732 max=0.076113 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=0.7108 mas, bmaj=0.9337 mas, bpa=-16.72 degrees ! Estimated noise=0.745236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0571288 Jy ! Component: 100 - total flux cleaned = 0.0705415 Jy ! Component: 150 - total flux cleaned = 0.0758798 Jy ! Component: 200 - total flux cleaned = 0.0787841 Jy ! Total flux subtracted in 200 components = 0.0787841 Jy ! Clean residual min=-0.001551 max=0.001621 Jy/beam ! Clean residual mean=0.000002 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0787842 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0787842 Jy ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=1.269 mas, bpa=-18.29 degrees ! Estimated noise=0.277128 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 = 0.0032042 Jy ! Component: 100 - total flux cleaned = 0.00478979 Jy ! Component: 150 - total flux cleaned = 0.00572129 Jy ! Component: 200 - total flux cleaned = 0.00632896 Jy ! Total flux subtracted in 200 components = 0.00632896 Jy ! Clean residual min=-0.000592 max=0.000568 Jy/beam ! Clean residual mean=0.000002 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0851131 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.0851131 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=2.331 mas, bmaj=2.574 mas, bpa=-63.72 degrees ! Estimated noise=0.354316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000587046 Jy ! Component: 100 - total flux cleaned = 0.000828723 Jy ! Component: 150 - total flux cleaned = 0.000896755 Jy ! Component: 200 - total flux cleaned = 0.000948426 Jy ! Total flux subtracted in 200 components = 0.000948426 Jy ! Clean residual min=-0.000752 max=0.000567 Jy/beam ! Clean residual mean=0.000004 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.0860616 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 = 4.49283e-05 Jy ! Component: 100 - total flux cleaned = 7.7346e-05 Jy ! Component: 150 - total flux cleaned = 0.000107002 Jy ! Component: 200 - total flux cleaned = 0.000120973 Jy ! Total flux subtracted in 200 components = 0.000120973 Jy ! Clean residual min=-0.000740 max=0.000570 Jy/beam ! Clean residual mean=0.000004 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0861825 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 71 components and 0.0861825 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=1.269 mas, bpa=-18.29 degrees ! Estimated noise=0.277128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.14708e-05 Jy ! Component: 100 - total flux cleaned = 3.38967e-06 Jy ! Component: 150 - total flux cleaned = 1.06502e-05 Jy ! Component: 200 - total flux cleaned = 1.09049e-05 Jy ! Total flux subtracted in 200 components = 1.09049e-05 Jy ! Clean residual min=-0.000559 max=0.000527 Jy/beam ! Clean residual mean=0.000002 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0861934 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 81 components and 0.0861934 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=0.055173Jy sigma=0.461274 ! Fit after self-cal, rms=0.055170Jy sigma=0.461266 wmodel J1930+5948_X_map.mod ! Writing 81 model components to file: J1930+5948_X_map.mod wobs J1930+5948_X_uvs.fits ! Writing UV FITS file: J1930+5948_X_uvs.fits wwins J1930+5948_X_map.win ! wwins: Wrote 3 windows to J1930+5948_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 = -0.00018425 Jy ! Component: 100 - total flux cleaned = -0.000269195 Jy ! Component: 150 - total flux cleaned = -0.000331804 Jy ! Component: 200 - total flux cleaned = -0.000349127 Jy ! Component: 250 - total flux cleaned = -0.000349043 Jy ! Component: 300 - total flux cleaned = -0.000357043 Jy ! Component: 350 - total flux cleaned = -0.000364801 Jy ! Component: 400 - total flux cleaned = -0.00036482 Jy ! Component: 450 - total flux cleaned = -0.000364833 Jy ! Component: 500 - total flux cleaned = -0.000364819 Jy ! Component: 550 - total flux cleaned = -0.000357534 Jy ! Component: 600 - total flux cleaned = -0.000357606 Jy ! Component: 650 - total flux cleaned = -0.000357576 Jy ! Component: 700 - total flux cleaned = -0.000350594 Jy ! Component: 750 - total flux cleaned = -0.000371231 Jy ! Component: 800 - total flux cleaned = -0.000384677 Jy ! Component: 850 - total flux cleaned = -0.000377854 Jy ! Component: 900 - total flux cleaned = -0.000384451 Jy ! Component: 950 - total flux cleaned = -0.000384426 Jy ! Component: 1000 - total flux cleaned = -0.000364835 Jy ! Component: 1050 - total flux cleaned = -0.000377764 Jy ! Component: 1100 - total flux cleaned = -0.000358417 Jy ! Component: 1150 - total flux cleaned = -0.000339408 Jy ! Component: 1200 - total flux cleaned = -0.000351962 Jy ! Component: 1250 - total flux cleaned = -0.000339401 Jy ! Component: 1300 - total flux cleaned = -0.000327011 Jy ! Component: 1350 - total flux cleaned = -0.000345352 Jy ! Component: 1400 - total flux cleaned = -0.000327124 Jy ! Component: 1450 - total flux cleaned = -0.00033314 Jy ! Component: 1500 - total flux cleaned = -0.000315205 Jy ! Component: 1550 - total flux cleaned = -0.000332967 Jy ! Component: 1600 - total flux cleaned = -0.000327002 Jy ! Component: 1650 - total flux cleaned = -0.000297794 Jy ! Component: 1700 - total flux cleaned = -0.000315102 Jy ! Component: 1750 - total flux cleaned = -0.000292066 Jy ! Component: 1800 - total flux cleaned = -0.000274942 Jy ! Component: 1850 - total flux cleaned = -0.000252201 Jy ! Component: 1900 - total flux cleaned = -0.000263508 Jy ! Component: 1950 - total flux cleaned = -0.000252249 Jy ! Component: 2000 - total flux cleaned = -0.000218715 Jy ! Component: 2050 - total flux cleaned = -0.000213135 Jy ! Component: 2100 - total flux cleaned = -0.00020761 Jy ! Component: 2150 - total flux cleaned = -0.000185661 Jy ! Component: 2200 - total flux cleaned = -0.000174824 Jy ! Component: 2250 - total flux cleaned = -0.000158619 Jy ! Component: 2300 - total flux cleaned = -0.000190899 Jy ! Component: 2350 - total flux cleaned = -0.000164121 Jy ! Component: 2400 - total flux cleaned = -0.000148144 Jy ! Component: 2450 - total flux cleaned = -0.000148157 Jy ! Component: 2500 - total flux cleaned = -0.000153392 Jy ! Component: 2550 - total flux cleaned = -0.000127214 Jy ! Component: 2600 - total flux cleaned = -0.000106414 Jy ! Component: 2650 - total flux cleaned = -9.60764e-05 Jy ! Component: 2700 - total flux cleaned = -0.000116692 Jy ! Component: 2750 - total flux cleaned = -9.10309e-05 Jy ! Component: 2800 - total flux cleaned = -8.59138e-05 Jy ! Component: 2850 - total flux cleaned = -8.07639e-05 Jy ! Component: 2900 - total flux cleaned = -5.54925e-05 Jy ! Component: 2950 - total flux cleaned = -4.54348e-05 Jy ! Component: 3000 - total flux cleaned = -2.54235e-05 Jy ! Component: 3050 - total flux cleaned = -5.04182e-07 Jy ! Component: 3100 - total flux cleaned = -5.49196e-06 Jy ! Component: 3150 - total flux cleaned = 4.38027e-06 Jy ! Component: 3200 - total flux cleaned = 4.86537e-05 Jy ! Component: 3250 - total flux cleaned = 3.39474e-05 Jy ! Component: 3300 - total flux cleaned = 5.34482e-05 Jy ! Component: 3350 - total flux cleaned = 6.31055e-05 Jy ! Component: 3400 - total flux cleaned = 8.24405e-05 Jy ! Component: 3450 - total flux cleaned = 0.00011132 Jy ! Component: 3500 - total flux cleaned = 0.000111333 Jy ! Component: 3550 - total flux cleaned = 0.000120893 Jy ! Component: 3600 - total flux cleaned = 0.000139896 Jy ! Component: 3650 - total flux cleaned = 0.000144607 Jy ! Component: 3700 - total flux cleaned = 0.000168175 Jy ! Component: 3750 - total flux cleaned = 0.000177557 Jy ! Component: 3800 - total flux cleaned = 0.00018224 Jy ! Component: 3850 - total flux cleaned = 0.000219489 Jy ! Component: 3900 - total flux cleaned = 0.000242672 Jy ! Component: 3950 - total flux cleaned = 0.000228798 Jy ! Component: 4000 - total flux cleaned = 0.000237972 Jy ! Component: 4050 - total flux cleaned = 0.0002563 Jy ! Total flux subtracted in 4096 components = 0.000265458 Jy ! Clean residual min=-0.000254 max=0.000319 Jy/beam ! Clean residual mean=0.000001 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.0864589 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 401 components and 0.0864589 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1930+5948_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.007 x 1.269 at -18.29 degrees (North through East) ! Clean map min=-0.00043851 max=0.076218 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1930+5948_X_map.fits wmodel /image_prod/ug002_uva//J1930+5948_X_map.mod ! Writing 401 model components to file: /image_prod/ug002_uva//J1930+5948_X_map.mod wobs /image_prod/ug002_uva//J1930+5948_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1930+5948_X_uvs.fits wwins /image_prod/ug002_uva//J1930+5948_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1930+5948_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0762185 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.70644e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.30333 0.30333 0.60666 1.21332 2.42664 4.85328 9.70655 19.4131 38.8262 77.6524 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.076 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 989.022 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1930+5948_X_dfm.log closed on Thu Mar 5 04:13:12 2020