! Started logfile: /vlbi/vcs9/uvm//J1500+4751_C_a_dfm.log on Tue Dec 26 22:39:49 2017 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/vcs9/uvm//J1500+4751_C_a_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J1500+4751_C_a_uvm.fits ! AN table 1: 39 integrations on 36 of 36 possible baselines. ! AN table 2: 24 integrations on 28 of 28 possible baselines. ! AN table 3: 24 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.798479 visibilities/baseline/integration-bin. ! Found source: J1500+4751 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 20160 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_02.dfm J1500+4751_C] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 60 float amp_soltime2 amp_soltime2 = 5 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.1 float win_mult win_mult = 1.8 float time_av time_av = 30 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_02.dvm version of 2017.12.26 === " ! === Difmap script: pima_mupet_02.dvm version of 2017.12.26 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.44357 Jy 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 47 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 5. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 6. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 7. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 8. ! A total of 47 telescope corrections were flagged in sub-array 1. ! A total of 29 telescope corrections were flagged in sub-array 2. ! A total of 23 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.098734Jy sigma=34.397150 ! Fit after self-cal, rms=0.580078Jy sigma=17.869408 ! 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. peakwin win_mult ! Inverting map and beam ! Estimated beam: bmin=1.504 mas, bmaj=3.394 mas, bpa=28.44 degrees ! Estimated noise=0.273902 mJy/beam. ! Added new window around map position (0, 0). 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.364052 Jy ! Component: 100 - total flux cleaned = 0.455432 Jy ! Total flux subtracted in 100 components = 0.455432 Jy ! Clean residual min=-0.009925 max=0.024834 Jy/beam ! Clean residual mean=-0.000040 rms=0.002101 Jy/beam ! Combined flux in latest and established models = 0.455432 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.455432 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. ! ! Fit before self-cal, rms=0.069022Jy sigma=2.017014 ! Fit after self-cal, rms=0.068943Jy sigma=2.014981 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0309715 Jy ! Component: 100 - total flux cleaned = 0.0353322 Jy ! Total flux subtracted in 100 components = 0.0353322 Jy ! Clean residual min=-0.007353 max=0.010109 Jy/beam ! Clean residual mean=-0.000015 rms=0.001550 Jy/beam ! Combined flux in latest and established models = 0.490764 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 0.490764 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. ! ! Fit before self-cal, rms=0.060485Jy sigma=1.768268 ! Fit after self-cal, rms=0.060478Jy sigma=1.768197 ! Inverting map ! Added new window around map position (5.1, 0.9). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0075741 Jy ! Component: 100 - total flux cleaned = 0.00863659 Jy ! Total flux subtracted in 100 components = 0.00863659 Jy ! Clean residual min=-0.006881 max=0.008883 Jy/beam ! Clean residual mean=-0.000009 rms=0.001396 Jy/beam ! Combined flux in latest and established models = 0.499401 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.499401 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. ! ! Fit before self-cal, rms=0.058858Jy sigma=1.718542 ! Fit after self-cal, rms=0.058751Jy sigma=1.715422 ! Inverting map ! Added new window around map position (-0.6, -15.9). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00589525 Jy ! Component: 100 - total flux cleaned = 0.00618403 Jy ! Total flux subtracted in 100 components = 0.00618403 Jy ! Clean residual min=-0.006326 max=0.006513 Jy/beam ! Clean residual mean=-0.000003 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.505585 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 42 components and 0.505585 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. ! ! Fit before self-cal, rms=0.057829Jy sigma=1.687211 ! Fit after self-cal, rms=0.057787Jy sigma=1.685823 ! Inverting map print "============== Finished uniform weighting CLEAN ==============" ! ============== Finished uniform weighting CLEAN ============== ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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=2.002 mas, bmaj=4.134 mas, bpa=27.29 degrees ! Estimated noise=0.159755 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00165779 Jy ! Component: 100 - total flux cleaned = -0.0021366 Jy ! Component: 150 - total flux cleaned = -0.00276063 Jy ! Component: 200 - total flux cleaned = -0.00329666 Jy ! Total flux subtracted in 200 components = -0.00329666 Jy ! Clean residual min=-0.005076 max=0.004964 Jy/beam ! Clean residual mean=0.000040 rms=0.001249 Jy/beam ! Combined flux in latest and established models = 0.502288 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 58 components and 0.502288 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. ! ! Fit before self-cal, rms=0.057152Jy sigma=1.666250 ! Fit after self-cal, rms=0.057125Jy sigma=1.665582 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 1.02882 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.97 KP 0.95 LA 1.00 ! MK 0.99 NL 0.97 OV 0.96 PT 0.95 ! SC 1.00 ! ! Amplitude normalization factor in sub-array 2: 1.00141 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 HN 0.99 KP 0.99 ! LA 0.99 NL 1.00 OV 1.02 PT 0.97 ! ! Amplitude normalization factor in sub-array 3: 1.02508 ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.97 HN 0.94 KP 1.03 ! LA 0.97 MK 0.98 NL 0.95 OV 0.96 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.025 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.98 KP 0.95 LA 1.00 ! MK 0.98 NL 0.97 OV 0.96 PT 0.96 ! SC 1.01 ! ! Amplitude normalization factor in sub-array 2: 0.998015 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HN 0.98 KP 0.99 ! LA 1.00 NL 1.00 OV 1.06 PT 0.99 ! ! Amplitude normalization factor in sub-array 3: 1.01284 ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.97 HN 0.95 KP 1.03 ! LA 0.99 MK 0.99 NL 0.97 OV 0.98 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.0256 ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.99 KP 0.95 LA 1.00 ! MK 0.97 NL 0.97 OV 0.99 PT 0.96 ! SC 0.99 ! ! Amplitude normalization factor in sub-array 2: 0.986916 ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 HN 0.97 KP 0.98 ! LA 1.01 NL 0.99 OV 1.13 PT 0.98 ! ! Amplitude normalization factor in sub-array 3: 0.991168 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.01 HN 1.01 KP 1.05 ! LA 1.02 MK 0.98 NL 0.98 OV 1.01 ! PT 1.03 SC 1.00 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 1.02737 ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 HN 0.94 KP 0.96 LA 1.02 ! MK 0.97 NL 1.05 OV 0.99 PT 0.94 ! SC 1.00 ! ! Amplitude normalization factor in sub-array 2: 1.0117 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 HN 0.96 KP 0.99 ! LA 0.99 NL 0.96 OV 1.13 PT 0.87 ! ! Amplitude normalization factor in sub-array 3: 0.986008 ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00 HN 1.01 KP 1.07 ! LA 1.03 MK 0.98 NL 1.00 OV 1.01 ! PT 1.03 SC 1.01 ! ! ! Correcting IF 5. ! Amplitude normalization factor in sub-array 1: 1.01363 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.99 KP 0.96 LA 1.01 ! MK 0.97 NL 0.99 OV 1.00 PT 0.97 ! SC 1.01 ! ! Amplitude normalization factor in sub-array 2: 0.974986 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 HN 0.98 KP 1.01 ! LA 1.02 NL 1.02 OV 1.16 PT 0.99 ! ! Amplitude normalization factor in sub-array 3: 0.985049 ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.00 HN 1.00 KP 1.07 ! LA 1.03 MK 0.99 NL 1.02 OV 1.01 ! PT 1.03 SC 1.02 ! ! ! Correcting IF 6. ! Amplitude normalization factor in sub-array 1: 1.01537 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.99 KP 0.96 LA 1.01 ! MK 0.96 NL 1.00 OV 1.00 PT 0.96 ! SC 1.00 ! ! Amplitude normalization factor in sub-array 2: 0.962986 ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.02 HN 1.01 KP 1.02 ! LA 1.02 NL 1.03 OV 1.17 PT 1.01 ! ! Amplitude normalization factor in sub-array 3: 0.982603 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.99 HN 1.02 KP 1.06 ! LA 1.03 MK 0.98 NL 1.02 OV 1.02 ! PT 1.03 SC 1.03 ! ! ! Correcting IF 7. ! Amplitude normalization factor in sub-array 1: 1.01182 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.00 KP 0.96 LA 1.02 ! MK 0.97 NL 1.00 OV 1.01 PT 0.97 ! SC 1.00 ! ! Amplitude normalization factor in sub-array 2: 0.963585 ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 HN 1.00 KP 1.03 ! LA 1.02 NL 1.03 OV 1.16 PT 1.01 ! ! Amplitude normalization factor in sub-array 3: 0.979091 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.99 HN 1.01 KP 1.08 ! LA 1.03 MK 0.99 NL 1.02 OV 1.02 ! PT 1.04 SC 1.04 ! ! ! Correcting IF 8. ! Amplitude normalization factor in sub-array 1: 1.01188 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.00 KP 0.96 LA 1.02 ! MK 0.96 NL 1.00 OV 1.00 PT 0.96 ! SC 1.01 ! ! Amplitude normalization factor in sub-array 2: 0.961279 ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 HN 1.01 KP 1.02 ! LA 1.03 NL 1.03 OV 1.18 PT 1.01 ! ! Amplitude normalization factor in sub-array 3: 0.977757 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.99 HN 1.01 KP 1.07 ! LA 1.04 MK 0.99 NL 1.02 OV 1.02 ! PT 1.03 SC 1.05 ! ! ! Fit before self-cal, rms=0.057125Jy sigma=1.665582 ! Fit after self-cal, rms=0.055170Jy sigma=1.598216 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 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. ! ! Fit before self-cal, rms=0.055170Jy sigma=1.598216 ! Fit after self-cal, rms=0.055170Jy sigma=1.598206 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.003 mas, bmaj=4.138 mas, bpa=26.72 degrees ! Estimated noise=0.159588 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000389104 Jy ! Component: 100 - total flux cleaned = 0.000284445 Jy ! Component: 150 - total flux cleaned = 0.000193473 Jy ! Component: 200 - total flux cleaned = 2.70037e-05 Jy ! Total flux subtracted in 200 components = 2.70037e-05 Jy ! Clean residual min=-0.005918 max=0.004763 Jy/beam ! Clean residual mean=0.000098 rms=0.001133 Jy/beam ! Combined flux in latest and established models = 0.502315 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 0.502315 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. ! ! Fit before self-cal, rms=0.054900Jy sigma=1.590073 ! Fit after self-cal, rms=0.054893Jy sigma=1.589937 ! Inverting map print "============== Finished amplitude gscale SELF-CAL ==============" ! ============== Finished amplitude gscale SELF-CAL ============== ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 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. ! ! Fit before self-cal, rms=0.054893Jy sigma=1.589937 ! Fit after self-cal, rms=0.054881Jy sigma=1.589655 dynam = dynam - 0.5 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000193858 Jy ! Component: 100 - total flux cleaned = 0.000118296 Jy ! Component: 150 - total flux cleaned = 4.11815e-05 Jy ! Component: 200 - total flux cleaned = -3.15595e-05 Jy ! Total flux subtracted in 200 components = -3.15595e-05 Jy ! Clean residual min=-0.005861 max=0.004659 Jy/beam ! Clean residual mean=0.000098 rms=0.001125 Jy/beam ! Combined flux in latest and established models = 0.502283 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.502283 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. ! ! Fit before self-cal, rms=0.054717Jy sigma=1.585100 ! Fit after self-cal, rms=0.054708Jy sigma=1.584928 ! Inverting map print "=== Finished natural weighting clean with shorter phase_soltime " ! === Finished natural weighting clean with shorter phase_soltime ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.003 x 4.138 at 26.72 degrees (North through East) ! Clean map min=-0.0056799 max=0.42862 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "============== Finished amplitude self-cal ==============" end if ! Performing amp+phase self-cal over 60 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. ! ! Fit before self-cal, rms=0.054708Jy sigma=1.584928 ! Fit after self-cal, rms=0.051134Jy sigma=1.433540 ! Performing phase self-cal over 0.5 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. ! ! Fit before self-cal, rms=0.051134Jy sigma=1.433540 ! Fit after self-cal, rms=0.051131Jy sigma=1.433494 ! Inverting map and beam ! Estimated beam: bmin=1.998 mas, bmaj=4.142 mas, bpa=27.13 degrees ! Estimated noise=0.159482 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000480675 Jy ! Component: 100 - total flux cleaned = 0.00121417 Jy ! Component: 150 - total flux cleaned = 0.00129799 Jy ! Component: 200 - total flux cleaned = 0.0014464 Jy ! Total flux subtracted in 200 components = 0.0014464 Jy ! Clean residual min=-0.002185 max=0.002214 Jy/beam ! Clean residual mean=0.000018 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.50373 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 93 components and 0.50373 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. ! ! Fit before self-cal, rms=0.050846Jy sigma=1.423491 ! Fit after self-cal, rms=0.050820Jy sigma=1.422706 ! Inverting map ! Added new window around map position (9.3, 9.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226267 Jy ! Component: 100 - total flux cleaned = 0.00243255 Jy ! Component: 150 - total flux cleaned = 0.00284374 Jy ! Component: 200 - total flux cleaned = 0.00296809 Jy ! Total flux subtracted in 200 components = 0.00296809 Jy ! Clean residual min=-0.001843 max=0.001772 Jy/beam ! Clean residual mean=0.000028 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.506698 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 36 model components to the UV plane model. ! The established model now contains 114 components and 0.506698 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. ! ! Fit before self-cal, rms=0.050620Jy sigma=1.416169 ! Fit after self-cal, rms=0.050608Jy sigma=1.415818 ! Inverting map ! ============== Finished amplitude self-cal ============== print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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=1.505 mas, bmaj=3.402 mas, bpa=28.36 degrees ! Estimated noise=0.273153 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.363063 Jy ! Component: 100 - total flux cleaned = 0.454349 Jy ! Component: 150 - total flux cleaned = 0.485648 Jy ! Component: 200 - total flux cleaned = 0.500814 Jy ! Total flux subtracted in 200 components = 0.500814 Jy ! Clean residual min=-0.006061 max=0.005841 Jy/beam ! Clean residual mean=-0.000000 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.500814 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.500814 Jy ! Inverting map and beam ! Estimated beam: bmin=1.998 mas, bmaj=4.142 mas, bpa=27.13 degrees ! Estimated noise=0.159482 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00496145 Jy ! Component: 100 - total flux cleaned = 0.0060621 Jy ! Component: 150 - total flux cleaned = 0.00659015 Jy ! Component: 200 - total flux cleaned = 0.00675408 Jy ! Total flux subtracted in 200 components = 0.00675408 Jy ! Clean residual min=-0.003189 max=0.002337 Jy/beam ! Clean residual mean=0.000032 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.507568 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 46 components and 0.507568 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000271236 Jy ! Component: 100 - total flux cleaned = 0.000275922 Jy ! Component: 150 - total flux cleaned = 0.000399352 Jy ! Component: 200 - total flux cleaned = 0.000509906 Jy ! Total flux subtracted in 200 components = 0.000509906 Jy ! Clean residual min=-0.002645 max=0.002061 Jy/beam ! Clean residual mean=0.000033 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.508078 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 60 components and 0.508078 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. ! ! Fit before self-cal, rms=0.051579Jy sigma=1.440027 ! Fit after self-cal, rms=0.051546Jy sigma=1.439075 wmodel J1500+4751_C_map.mod ! Writing 60 model components to file: J1500+4751_C_map.mod wobs J1500+4751_C_uvs.fits ! Writing UV FITS file: J1500+4751_C_uvs.fits wwins J1500+4751_C_map.win ! wwins: Wrote 4 windows to J1500+4751_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 = -0.000670323 Jy ! Component: 100 - total flux cleaned = -0.000555201 Jy ! Component: 150 - total flux cleaned = -0.000483162 Jy ! Component: 200 - total flux cleaned = -0.000448141 Jy ! Component: 250 - total flux cleaned = -0.000515346 Jy ! Component: 300 - total flux cleaned = -0.000515253 Jy ! Component: 350 - total flux cleaned = -0.000611679 Jy ! Component: 400 - total flux cleaned = -0.000736627 Jy ! Component: 450 - total flux cleaned = -0.00073647 Jy ! Component: 500 - total flux cleaned = -0.000796893 Jy ! Component: 550 - total flux cleaned = -0.000826472 Jy ! Component: 600 - total flux cleaned = -0.000826352 Jy ! Component: 650 - total flux cleaned = -0.000855066 Jy ! Component: 700 - total flux cleaned = -0.000826843 Jy ! Component: 750 - total flux cleaned = -0.000799221 Jy ! Component: 800 - total flux cleaned = -0.000717206 Jy ! Component: 850 - total flux cleaned = -0.000662876 Jy ! Component: 900 - total flux cleaned = -0.000609101 Jy ! Component: 950 - total flux cleaned = -0.000451317 Jy ! Component: 1000 - total flux cleaned = -0.000373684 Jy ! Component: 1050 - total flux cleaned = -0.000322208 Jy ! Component: 1100 - total flux cleaned = -0.000220742 Jy ! Component: 1150 - total flux cleaned = -0.000145543 Jy ! Component: 1200 - total flux cleaned = -2.15446e-05 Jy ! Component: 1250 - total flux cleaned = 5.16007e-05 Jy ! Component: 1300 - total flux cleaned = 0.000124237 Jy ! Component: 1350 - total flux cleaned = 0.000172367 Jy ! Component: 1400 - total flux cleaned = 0.000267574 Jy ! Component: 1450 - total flux cleaned = 0.000361432 Jy ! Component: 1500 - total flux cleaned = 0.000407754 Jy ! Component: 1550 - total flux cleaned = 0.000499719 Jy ! Component: 1600 - total flux cleaned = 0.000613288 Jy ! Component: 1650 - total flux cleaned = 0.000635873 Jy ! Component: 1700 - total flux cleaned = 0.000769584 Jy ! Component: 1750 - total flux cleaned = 0.000813531 Jy ! Component: 1800 - total flux cleaned = 0.000857432 Jy ! Component: 1850 - total flux cleaned = 0.000922334 Jy ! Component: 1900 - total flux cleaned = 0.00103009 Jy ! Component: 1950 - total flux cleaned = 0.00111522 Jy ! Component: 2000 - total flux cleaned = 0.00124193 Jy ! Component: 2050 - total flux cleaned = 0.00130481 Jy ! Component: 2100 - total flux cleaned = 0.0013878 Jy ! Component: 2150 - total flux cleaned = 0.00153225 Jy ! Component: 2200 - total flux cleaned = 0.00155266 Jy ! Component: 2250 - total flux cleaned = 0.00165421 Jy ! Component: 2300 - total flux cleaned = 0.00175489 Jy ! Component: 2350 - total flux cleaned = 0.00185468 Jy ! Component: 2400 - total flux cleaned = 0.00185463 Jy ! Component: 2450 - total flux cleaned = 0.00193328 Jy ! Component: 2500 - total flux cleaned = 0.0020308 Jy ! Component: 2550 - total flux cleaned = 0.00210822 Jy ! Component: 2600 - total flux cleaned = 0.00210835 Jy ! Component: 2650 - total flux cleaned = 0.00214654 Jy ! Component: 2700 - total flux cleaned = 0.00220333 Jy ! Component: 2750 - total flux cleaned = 0.00224111 Jy ! Component: 2800 - total flux cleaned = 0.00224104 Jy ! Component: 2850 - total flux cleaned = 0.00227811 Jy ! Component: 2900 - total flux cleaned = 0.00233333 Jy ! Component: 2950 - total flux cleaned = 0.00231486 Jy ! Component: 3000 - total flux cleaned = 0.00242392 Jy ! Component: 3050 - total flux cleaned = 0.00244193 Jy ! Component: 3100 - total flux cleaned = 0.0024778 Jy ! Component: 3150 - total flux cleaned = 0.00253135 Jy ! Component: 3200 - total flux cleaned = 0.00256671 Jy ! Component: 3250 - total flux cleaned = 0.00258435 Jy ! Component: 3300 - total flux cleaned = 0.00261931 Jy ! Component: 3350 - total flux cleaned = 0.00267143 Jy ! Component: 3400 - total flux cleaned = 0.00270603 Jy ! Component: 3450 - total flux cleaned = 0.00277478 Jy ! Component: 3500 - total flux cleaned = 0.00282594 Jy ! Component: 3550 - total flux cleaned = 0.00287676 Jy ! Component: 3600 - total flux cleaned = 0.00285988 Jy ! Component: 3650 - total flux cleaned = 0.00291028 Jy ! Component: 3700 - total flux cleaned = 0.00294364 Jy ! Component: 3750 - total flux cleaned = 0.00294354 Jy ! Component: 3800 - total flux cleaned = 0.00297648 Jy ! Component: 3850 - total flux cleaned = 0.00297659 Jy ! Component: 3900 - total flux cleaned = 0.00299286 Jy ! Component: 3950 - total flux cleaned = 0.00305765 Jy ! Component: 4000 - total flux cleaned = 0.00300921 Jy ! Component: 4050 - total flux cleaned = 0.00304119 Jy ! Total flux subtracted in 4096 components = 0.00304111 Jy ! Clean residual min=-0.000794 max=0.000872 Jy/beam ! Clean residual mean=0.000017 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.511119 Jy keep ! Adding 231 model components to the UV plane model. ! The established model now contains 288 components and 0.51112 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J1500+4751_C_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.998 x 4.142 at 27.13 degrees (North through East) ! Clean map min=-0.0017256 max=0.42835 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J1500+4751_C_a_map.fits wmodel /vlbi/vcs9/uvm//J1500+4751_C_a_map.mod ! Writing 288 model components to file: /vlbi/vcs9/uvm//J1500+4751_C_a_map.mod wobs /vlbi/vcs9/uvm//J1500+4751_C_a_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J1500+4751_C_a_uvs.fits wwins /vlbi/vcs9/uvm//J1500+4751_C_a_map.win ! wwins: Wrote 5 windows to /vlbi/vcs9/uvm//J1500+4751_C_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.428345 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000275193 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.192737 0.192737 0.385473 0.770947 1.54189 3.08379 6.16757 12.3351 24.6703 49.3406 98.6812 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.428 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1556.53 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J1500+4751_C_a_dfm.log closed on Tue Dec 26 22:39:53 2017