! Started logfile: /image_prod/ug002_uva//J2253+1942_X_c_dfm.log on Thu Mar 5 05:56:45 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//J2253+1942_X_c_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2253+1942_X_c_uva.fits ! AN table 1: 19 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.860902 visibilities/baseline/integration-bin. ! Found source: J2253+1942 ! ! 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 5496 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 J2253+1942_X_c] 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 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019065Jy sigma=8.933731 ! Fit after self-cal, rms=0.809730Jy sigma=7.078069 ! 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=0.794 mas, bmaj=2.883 mas, bpa=-12.28 degrees ! Estimated noise=1.69712 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 = 0.15107 Jy ! Component: 100 - total flux cleaned = 0.184533 Jy ! Total flux subtracted in 100 components = 0.184533 Jy ! Clean residual min=-0.017752 max=0.018574 Jy/beam ! Clean residual mean=0.000006 rms=0.003296 Jy/beam ! Combined flux in latest and established models = 0.184533 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.184533 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=0.077724Jy sigma=0.661366 ! Fit after self-cal, rms=0.077724Jy sigma=0.661311 ! 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=1.063 mas, bmaj=2.944 mas, bpa=-11.66 degrees ! Estimated noise=1.10957 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 = 0.0127279 Jy ! Component: 100 - total flux cleaned = 0.0205865 Jy ! Component: 150 - total flux cleaned = 0.0262363 Jy ! Component: 200 - total flux cleaned = 0.0303519 Jy ! Total flux subtracted in 200 components = 0.0303519 Jy ! Clean residual min=-0.011904 max=0.015992 Jy/beam ! Clean residual mean=0.000001 rms=0.002734 Jy/beam ! Combined flux in latest and established models = 0.214885 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.214885 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=0.075540Jy sigma=0.637412 ! Fit after self-cal, rms=0.075540Jy sigma=0.637261 ! Inverting map ! Added new window around map position (-1.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695059 Jy ! Component: 100 - total flux cleaned = 0.00727599 Jy ! Component: 150 - total flux cleaned = 0.00782965 Jy ! Component: 200 - total flux cleaned = 0.00828623 Jy ! Total flux subtracted in 200 components = 0.00828623 Jy ! Clean residual min=-0.010188 max=0.012664 Jy/beam ! Clean residual mean=-0.000005 rms=0.002230 Jy/beam ! Combined flux in latest and established models = 0.223171 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 41 components and 0.223171 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=0.072344Jy sigma=0.607169 ! Fit after self-cal, rms=0.072093Jy sigma=0.604823 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.063 x 2.944 at -11.66 degrees (North through East) ! Clean map min=-0.010182 max=0.19505 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.80 KP 1.00 ! LA 0.95 MK 1.00 NL 1.28 OV 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.82 KP 0.99 ! LA 0.95 MK 0.99 NL 1.21 OV 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.85 KP 1.02 ! LA 0.94 MK 1.01 NL 1.24 OV 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.84 KP 1.01 ! LA 0.97 MK 0.98 NL 1.22 OV 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.81 KP 1.03 ! LA 0.96 MK 1.01 NL 1.25 OV 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.81 KP 1.00 ! LA 0.93 MK 1.02 NL 1.30 OV 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.86 KP 1.01 ! LA 0.96 MK 1.02 NL 1.26 OV 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.82 KP 0.98 ! LA 0.96 MK 1.01 NL 1.24 OV 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.84 KP 0.98 ! LA 0.98 MK 1.02 NL 1.27 OV 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.86 KP 0.97 ! LA 0.97 MK 0.99 NL 1.36 OV 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.93 KP 1.01 ! LA 0.99 MK 1.01 NL 1.25 OV 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.87 KP 0.97 ! LA 1.00 MK 1.00 NL 1.34 OV 0.92 ! ! ! Fit before self-cal, rms=0.072093Jy sigma=0.604823 ! Fit after self-cal, rms=0.066808Jy sigma=0.559222 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.052 mas, bmaj=2.948 mas, bpa=-11.49 degrees ! Estimated noise=1.10565 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 = 0.000735323 Jy ! Component: 100 - total flux cleaned = 0.00184606 Jy ! Component: 150 - total flux cleaned = 0.00259315 Jy ! Component: 200 - total flux cleaned = 0.00270418 Jy ! Total flux subtracted in 200 components = 0.00270418 Jy ! Clean residual min=-0.005854 max=0.005815 Jy/beam ! Clean residual mean=-0.000006 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 0.225875 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 65 components and 0.225875 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=0.066183Jy sigma=0.552948 ! Fit after self-cal, rms=0.066278Jy sigma=0.552422 ! 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=0.066278Jy sigma=0.552422 ! Fit after self-cal, rms=0.067347Jy sigma=0.529120 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.057 mas, bmaj=2.946 mas, bpa=-11.77 degrees ! Estimated noise=1.11033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000395792 Jy ! Component: 100 - total flux cleaned = -0.000473365 Jy ! Component: 150 - total flux cleaned = -0.000618003 Jy ! Component: 200 - total flux cleaned = -0.000620739 Jy ! Total flux subtracted in 200 components = -0.000620739 Jy ! Clean residual min=-0.002995 max=0.002844 Jy/beam ! Clean residual mean=-0.000001 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.225254 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 82 components and 0.225254 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=0.067132Jy sigma=0.527164 ! Fit after self-cal, rms=0.067186Jy sigma=0.526941 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 = -3.31108e-05 Jy ! Component: 100 - total flux cleaned = -3.30821e-05 Jy ! Component: 150 - total flux cleaned = -0.000111295 Jy ! Component: 200 - total flux cleaned = -0.000252625 Jy ! Total flux subtracted in 200 components = -0.000252625 Jy ! Clean residual min=-0.002851 max=0.002690 Jy/beam ! Clean residual mean=-0.000001 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.225002 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 92 components and 0.225002 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=0.067139Jy sigma=0.526433 ! Fit after self-cal, rms=0.067135Jy sigma=0.526406 ! 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=0.067135Jy sigma=0.526406 ! Fit after self-cal, rms=0.067796Jy sigma=0.525837 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=2.939 mas, bpa=-11.84 degrees ! Estimated noise=1.11352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000216799 Jy ! Component: 100 - total flux cleaned = -0.000165659 Jy ! Component: 150 - total flux cleaned = -3.73232e-05 Jy ! Component: 200 - total flux cleaned = -0.000147333 Jy ! Total flux subtracted in 200 components = -0.000147333 Jy ! Clean residual min=-0.002572 max=0.002561 Jy/beam ! Clean residual mean=-0.000001 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 0.224854 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 98 components and 0.224854 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=0.067731Jy sigma=0.525149 ! Fit after self-cal, rms=0.067743Jy sigma=0.525113 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 = -0.000304243 Jy ! Component: 100 - total flux cleaned = -0.000426193 Jy ! Component: 150 - total flux cleaned = -0.000454288 Jy ! Component: 200 - total flux cleaned = -0.00050451 Jy ! Total flux subtracted in 200 components = -0.00050451 Jy ! Clean residual min=-0.002582 max=0.002509 Jy/beam ! Clean residual mean=-0.000001 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.22435 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 108 components and 0.22435 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=0.067724Jy sigma=0.524870 ! Fit after self-cal, rms=0.067722Jy sigma=0.524859 ! 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=0.067722Jy sigma=0.524859 ! Fit after self-cal, rms=0.068166Jy sigma=0.524637 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.044 mas, bmaj=2.998 mas, bpa=-8.756 degrees ! Estimated noise=1.27681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.68243e-05 Jy ! Component: 100 - total flux cleaned = 0.000257972 Jy ! Component: 150 - total flux cleaned = 0.000349286 Jy ! Component: 200 - total flux cleaned = 0.000479495 Jy ! Total flux subtracted in 200 components = 0.000479495 Jy ! Clean residual min=-0.003195 max=0.003036 Jy/beam ! Clean residual mean=-0.000001 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.224829 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 122 components and 0.224829 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=0.068145Jy sigma=0.524487 ! Fit after self-cal, rms=0.068151Jy sigma=0.524467 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.5429e-05 Jy ! Component: 100 - total flux cleaned = -3.06657e-05 Jy ! Component: 150 - total flux cleaned = -1.13048e-05 Jy ! Component: 200 - total flux cleaned = 2.52326e-05 Jy ! Total flux subtracted in 200 components = 2.52326e-05 Jy ! Clean residual min=-0.003205 max=0.002899 Jy/beam ! Clean residual mean=-0.000001 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.224855 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 130 components and 0.224855 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=0.068142Jy sigma=0.524389 ! Fit after self-cal, rms=0.068142Jy sigma=0.524384 ! 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=1.053 mas, bmaj=2.935 mas, bpa=-11.89 degrees ! Estimated noise=1.11668 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.053 x 2.935 at -11.89 degrees (North through East) ! Clean map min=-0.0030024 max=0.19602 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=0.7797 mas, bmaj=2.901 mas, bpa=-12.61 degrees ! Estimated noise=1.6724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.148772 Jy ! Component: 100 - total flux cleaned = 0.182291 Jy ! Component: 150 - total flux cleaned = 0.195359 Jy ! Component: 200 - total flux cleaned = 0.202866 Jy ! Total flux subtracted in 200 components = 0.202866 Jy ! Clean residual min=-0.004687 max=0.004775 Jy/beam ! Clean residual mean=0.000004 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 0.202866 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 0.202866 Jy ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=2.935 mas, bpa=-11.89 degrees ! Estimated noise=1.11668 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 = 0.0058781 Jy ! Component: 100 - total flux cleaned = 0.00942648 Jy ! Component: 150 - total flux cleaned = 0.011066 Jy ! Component: 200 - total flux cleaned = 0.0122546 Jy ! Total flux subtracted in 200 components = 0.0122546 Jy ! Clean residual min=-0.002947 max=0.003068 Jy/beam ! Clean residual mean=0.000002 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.21512 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 39 components and 0.21512 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=2.044 mas, bmaj=2.998 mas, bpa=-8.756 degrees ! Estimated noise=1.27681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279123 Jy ! Component: 100 - total flux cleaned = 0.00404163 Jy ! Component: 150 - total flux cleaned = 0.00511045 Jy ! Component: 200 - total flux cleaned = 0.00604864 Jy ! Total flux subtracted in 200 components = 0.00604864 Jy ! Clean residual min=-0.003345 max=0.003203 Jy/beam ! Clean residual mean=0.000001 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.221169 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 = 0.000732885 Jy ! Component: 100 - total flux cleaned = 0.00139007 Jy ! Component: 150 - total flux cleaned = 0.00182633 Jy ! Component: 200 - total flux cleaned = 0.00217872 Jy ! Total flux subtracted in 200 components = 0.00217872 Jy ! Clean residual min=-0.003344 max=0.003027 Jy/beam ! Clean residual mean=0.000000 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.223348 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 88 components and 0.223348 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.053 mas, bmaj=2.935 mas, bpa=-11.89 degrees ! Estimated noise=1.11668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000812655 Jy ! Component: 100 - total flux cleaned = -0.000919683 Jy ! Component: 150 - total flux cleaned = -0.000788576 Jy ! Component: 200 - total flux cleaned = -0.000562854 Jy ! Total flux subtracted in 200 components = -0.000562854 Jy ! Clean residual min=-0.002459 max=0.002528 Jy/beam ! Clean residual mean=-0.000001 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.222785 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 97 components and 0.222785 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=0.068179Jy sigma=0.524612 ! Fit after self-cal, rms=0.068172Jy sigma=0.524540 wmodel J2253+1942_X_c_map.mod ! Writing 97 model components to file: J2253+1942_X_c_map.mod wobs J2253+1942_X_c_uvs.fits ! Writing UV FITS file: J2253+1942_X_c_uvs.fits wwins J2253+1942_X_c_map.win ! wwins: Wrote 2 windows to J2253+1942_X_c_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 = 0.000186311 Jy ! Component: 100 - total flux cleaned = 0.000484875 Jy ! Component: 150 - total flux cleaned = 0.000525127 Jy ! Component: 200 - total flux cleaned = 0.000448876 Jy ! Component: 250 - total flux cleaned = 0.00044911 Jy ! Component: 300 - total flux cleaned = 0.000342046 Jy ! Component: 350 - total flux cleaned = 0.000446937 Jy ! Component: 400 - total flux cleaned = 0.000479476 Jy ! Component: 450 - total flux cleaned = 0.000446044 Jy ! Component: 500 - total flux cleaned = 0.000348669 Jy ! Component: 550 - total flux cleaned = 0.000316573 Jy ! Component: 600 - total flux cleaned = 0.000253543 Jy ! Component: 650 - total flux cleaned = 0.000192084 Jy ! Component: 700 - total flux cleaned = 0.000131446 Jy ! Component: 750 - total flux cleaned = 0.000161394 Jy ! Component: 800 - total flux cleaned = 0.000102475 Jy ! Component: 850 - total flux cleaned = 0.000102602 Jy ! Component: 900 - total flux cleaned = 0.000131049 Jy ! Component: 950 - total flux cleaned = 0.000130813 Jy ! Component: 1000 - total flux cleaned = 0.000186186 Jy ! Component: 1050 - total flux cleaned = 0.000158428 Jy ! Component: 1100 - total flux cleaned = 0.000185295 Jy ! Component: 1150 - total flux cleaned = 0.000211736 Jy ! Component: 1200 - total flux cleaned = 0.000211739 Jy ! Component: 1250 - total flux cleaned = 0.000186172 Jy ! Component: 1300 - total flux cleaned = 0.00023758 Jy ! Component: 1350 - total flux cleaned = 0.000262639 Jy ! Component: 1400 - total flux cleaned = 0.000337518 Jy ! Component: 1450 - total flux cleaned = 0.000362032 Jy ! Component: 1500 - total flux cleaned = 0.000386923 Jy ! Component: 1550 - total flux cleaned = 0.000459084 Jy ! Component: 1600 - total flux cleaned = 0.00048254 Jy ! Component: 1650 - total flux cleaned = 0.000576288 Jy ! Component: 1700 - total flux cleaned = 0.000575873 Jy ! Component: 1750 - total flux cleaned = 0.000553079 Jy ! Component: 1800 - total flux cleaned = 0.000621491 Jy ! Component: 1850 - total flux cleaned = 0.000666357 Jy ! Component: 1900 - total flux cleaned = 0.000710281 Jy ! Component: 1950 - total flux cleaned = 0.0007322 Jy ! Component: 2000 - total flux cleaned = 0.000797628 Jy ! Component: 2050 - total flux cleaned = 0.000840318 Jy ! Component: 2100 - total flux cleaned = 0.000883027 Jy ! Component: 2150 - total flux cleaned = 0.000840885 Jy ! Component: 2200 - total flux cleaned = 0.000924532 Jy ! Component: 2250 - total flux cleaned = 0.000945137 Jy ! Component: 2300 - total flux cleaned = 0.00100671 Jy ! Component: 2350 - total flux cleaned = 0.00100678 Jy ! Component: 2400 - total flux cleaned = 0.0010268 Jy ! Component: 2450 - total flux cleaned = 0.00100702 Jy ! Component: 2500 - total flux cleaned = 0.00100731 Jy ! Component: 2550 - total flux cleaned = 0.00118366 Jy ! Component: 2600 - total flux cleaned = 0.0011447 Jy ! Component: 2650 - total flux cleaned = 0.00112539 Jy ! Component: 2700 - total flux cleaned = 0.00112553 Jy ! Component: 2750 - total flux cleaned = 0.00112583 Jy ! Component: 2800 - total flux cleaned = 0.00118215 Jy ! Component: 2850 - total flux cleaned = 0.00120081 Jy ! Component: 2900 - total flux cleaned = 0.00121934 Jy ! Component: 2950 - total flux cleaned = 0.00127404 Jy ! Component: 3000 - total flux cleaned = 0.00132859 Jy ! Component: 3050 - total flux cleaned = 0.00136454 Jy ! Component: 3100 - total flux cleaned = 0.00139997 Jy ! Component: 3150 - total flux cleaned = 0.00141791 Jy ! Component: 3200 - total flux cleaned = 0.00148803 Jy ! Component: 3250 - total flux cleaned = 0.00150535 Jy ! Component: 3300 - total flux cleaned = 0.00150547 Jy ! Component: 3350 - total flux cleaned = 0.00157402 Jy ! Component: 3400 - total flux cleaned = 0.00159105 Jy ! Component: 3450 - total flux cleaned = 0.0016586 Jy ! Component: 3500 - total flux cleaned = 0.0016922 Jy ! Component: 3550 - total flux cleaned = 0.00177548 Jy ! Component: 3600 - total flux cleaned = 0.00174246 Jy ! Component: 3650 - total flux cleaned = 0.0018575 Jy ! Component: 3700 - total flux cleaned = 0.00192267 Jy ! Component: 3750 - total flux cleaned = 0.00192263 Jy ! Component: 3800 - total flux cleaned = 0.00195479 Jy ! Component: 3850 - total flux cleaned = 0.00190689 Jy ! Component: 3900 - total flux cleaned = 0.00197063 Jy ! Component: 3950 - total flux cleaned = 0.00203393 Jy ! Component: 4000 - total flux cleaned = 0.00208086 Jy ! Component: 4050 - total flux cleaned = 0.00211193 Jy ! Total flux subtracted in 4096 components = 0.00212743 Jy ! Clean residual min=-0.000950 max=0.000946 Jy/beam ! Clean residual mean=-0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.224912 Jy keep ! Adding 308 model components to the UV plane model. ! The established model now contains 405 components and 0.224912 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2253+1942_X_c_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.053 x 2.935 at -11.89 degrees (North through East) ! Clean map min=-0.0023471 max=0.19531 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2253+1942_X_c_map.fits wmodel /image_prod/ug002_uva//J2253+1942_X_c_map.mod ! Writing 405 model components to file: /image_prod/ug002_uva//J2253+1942_X_c_map.mod wobs /image_prod/ug002_uva//J2253+1942_X_c_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2253+1942_X_c_uvs.fits wwins /image_prod/ug002_uva//J2253+1942_X_c_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J2253+1942_X_c_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.195311 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000278402 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.427628 0.427628 0.855255 1.71051 3.42102 6.84204 13.6841 27.3682 54.7363 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.195 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 701.545 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2253+1942_X_c_dfm.log closed on Thu Mar 5 05:56:49 2020