! Started logfile: /vlbi/vcs9/uvm//J1800+7828_C_b_dfm.log on Tue Dec 26 22:48:27 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//J1800+7828_C_b_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J1800+7828_C_b_uvm.fits ! AN table 1: 26 integrations on 45 of 45 possible baselines. ! AN table 2: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.764765 visibilities/baseline/integration-bin. ! Found source: J1800+7828 ! ! 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 94 lines of history. ! ! Reading 12224 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 J1800+7828_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)= 1.7495 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 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! A total of 31 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=2.007544Jy sigma=47.452171 ! Fit after self-cal, rms=0.762782Jy sigma=18.026725 ! 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=1.235 mas, bmaj=5.429 mas, bpa=-75.83 degrees ! Estimated noise=0.534261 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 = 1.48147 Jy ! Component: 100 - total flux cleaned = 1.70899 Jy ! Total flux subtracted in 100 components = 1.70899 Jy ! Clean residual min=-0.030307 max=0.060145 Jy/beam ! Clean residual mean=-0.000213 rms=0.007089 Jy/beam ! Combined flux in latest and established models = 1.70899 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.70899 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=0.171042Jy sigma=3.865920 ! Fit after self-cal, rms=0.170740Jy sigma=3.860562 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0762091 Jy ! Component: 100 - total flux cleaned = 0.0985178 Jy ! Total flux subtracted in 100 components = 0.0985178 Jy ! Clean residual min=-0.022345 max=0.039562 Jy/beam ! Clean residual mean=-0.000142 rms=0.005179 Jy/beam ! Combined flux in latest and established models = 1.80751 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 1.80751 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=0.136652Jy sigma=3.102976 ! Fit after self-cal, rms=0.136321Jy sigma=3.096334 ! Inverting map ! Added new window around map position (6.3, -3.3). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0378986 Jy ! Component: 100 - total flux cleaned = 0.0534733 Jy ! Total flux subtracted in 100 components = 0.0534733 Jy ! Clean residual min=-0.022791 max=0.026101 Jy/beam ! Clean residual mean=-0.000106 rms=0.004483 Jy/beam ! Combined flux in latest and established models = 1.86098 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 32 components and 1.86098 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=0.125269Jy sigma=2.833984 ! Fit after self-cal, rms=0.124779Jy sigma=2.823511 ! 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=1.709 mas, bmaj=5.932 mas, bpa=-77.15 degrees ! Estimated noise=0.270216 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 = 0.0277609 Jy ! Component: 100 - total flux cleaned = 0.0434707 Jy ! Component: 150 - total flux cleaned = 0.0507689 Jy ! Component: 200 - total flux cleaned = 0.0547386 Jy ! Total flux subtracted in 200 components = 0.0547386 Jy ! Clean residual min=-0.017943 max=0.021604 Jy/beam ! Clean residual mean=-0.000347 rms=0.004877 Jy/beam ! Combined flux in latest and established models = 1.91572 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 54 components and 1.91572 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=0.120509Jy sigma=2.700505 ! Fit after self-cal, rms=0.120266Jy sigma=2.696070 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.978268 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 1.02 KP 1.03 ! LA 1.02 MK 1.00 NL 0.99 OV 1.04 ! PT 1.02 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.03058 ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HN 0.97 KP 0.96 ! LA 0.97 MK 0.95 OV 0.99 PT 0.97 ! SC 0.93 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.98115 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 1.01 KP 1.02 ! LA 1.02 MK 1.01 NL 0.99 OV 1.05 ! PT 1.02 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02008 ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 HN 0.98 KP 0.96 ! LA 0.96 MK 0.98 OV 0.99 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.966098 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.10 HN 1.01 KP 1.02 ! LA 1.02 MK 1.11 NL 0.99 OV 1.04 ! PT 1.01 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00007 ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.04 HN 0.98 KP 0.97 ! LA 0.96 MK 1.06 OV 1.00 PT 0.96 ! SC 0.98 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.98905 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 1.02 KP 1.02 ! LA 1.03 MK 1.00 NL 0.99 OV 1.05 ! PT 1.03 SC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02783 ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00 HN 0.88 KP 0.96 ! LA 0.96 MK 0.97 OV 1.00 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.983128 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.01 KP 1.02 ! LA 1.02 MK 1.01 NL 1.00 OV 1.04 ! PT 1.02 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.04101 ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.98 HN 0.97 KP 0.96 ! LA 0.96 MK 0.96 OV 0.98 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.984689 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.01 KP 1.02 ! LA 1.02 MK 1.00 NL 1.00 OV 1.04 ! PT 1.01 SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02495 ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.97 HN 0.96 KP 0.96 ! LA 0.95 MK 0.97 OV 0.98 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.983516 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.00 KP 1.03 ! LA 1.02 MK 1.01 NL 1.00 OV 1.04 ! PT 1.01 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02799 ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.97 HN 0.96 KP 0.95 ! LA 0.95 MK 0.97 OV 0.97 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.983687 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 1.01 KP 1.02 ! LA 1.02 MK 1.01 NL 1.01 OV 1.04 ! PT 1.01 SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.0288 ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.97 HN 0.95 KP 0.96 ! LA 0.95 MK 0.96 OV 0.97 PT 0.94 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.120266Jy sigma=2.696070 ! Fit after self-cal, rms=0.100656Jy sigma=2.344742 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=0.100656Jy sigma=2.344742 ! Fit after self-cal, rms=0.100664Jy sigma=2.344709 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.708 mas, bmaj=5.934 mas, bpa=-77.29 degrees ! Estimated noise=0.269965 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 = 0.00526655 Jy ! Component: 100 - total flux cleaned = 0.0053533 Jy ! Component: 150 - total flux cleaned = 0.00538718 Jy ! Component: 200 - total flux cleaned = 0.00616127 Jy ! Total flux subtracted in 200 components = 0.00616127 Jy ! Clean residual min=-0.015634 max=0.019771 Jy/beam ! Clean residual mean=-0.000222 rms=0.004250 Jy/beam ! Combined flux in latest and established models = 1.92188 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 1.92188 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=0.099528Jy sigma=2.300026 ! Fit after self-cal, rms=0.099374Jy sigma=2.297858 ! 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=0.099374Jy sigma=2.297858 ! Fit after self-cal, rms=0.099324Jy sigma=2.296956 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) ! Added new window around map position (-9.3, -0.3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0248092 Jy ! Component: 100 - total flux cleaned = 0.039486 Jy ! Component: 150 - total flux cleaned = 0.0463249 Jy ! Component: 200 - total flux cleaned = 0.0493861 Jy ! Total flux subtracted in 200 components = 0.0493861 Jy ! Clean residual min=-0.014588 max=0.016390 Jy/beam ! Clean residual mean=-0.000053 rms=0.003266 Jy/beam ! Combined flux in latest and established models = 1.97127 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 103 components and 1.97127 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=0.094418Jy sigma=2.170833 ! Fit after self-cal, rms=0.094021Jy sigma=2.160122 ! Inverting map ! Added new window around map position (-70.5, -9.9). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00362028 Jy ! Component: 100 - total flux cleaned = 0.00545163 Jy ! Component: 150 - total flux cleaned = 0.00689248 Jy ! Component: 200 - total flux cleaned = 0.00780714 Jy ! Total flux subtracted in 200 components = 0.00780714 Jy ! Clean residual min=-0.012351 max=0.015118 Jy/beam ! Clean residual mean=-0.000026 rms=0.003006 Jy/beam ! Combined flux in latest and established models = 1.97907 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 134 components and 1.97907 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=0.090979Jy sigma=2.081110 ! Fit after self-cal, rms=0.090733Jy sigma=2.075033 ! Inverting map ! Added new window around map position (-35.7, 12). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0041055 Jy ! Component: 100 - total flux cleaned = 0.00319665 Jy ! Component: 150 - total flux cleaned = 0.00284344 Jy ! Component: 200 - total flux cleaned = 0.00318521 Jy ! Total flux subtracted in 200 components = 0.00318521 Jy ! Clean residual min=-0.012532 max=0.012264 Jy/beam ! Clean residual mean=-0.000029 rms=0.002629 Jy/beam ! Combined flux in latest and established models = 1.98226 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 48 model components to the UV plane model. ! The established model now contains 171 components and 1.98226 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=0.087351Jy sigma=1.991882 ! Fit after self-cal, rms=0.087222Jy sigma=1.988789 ! 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: 1.708 x 5.934 at -77.29 degrees (North through East) ! Clean map min=-0.012052 max=1.7111 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=0.087222Jy sigma=1.988789 ! Fit after self-cal, rms=0.045809Jy sigma=1.023592 ! 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=0.045809Jy sigma=1.023592 ! Fit after self-cal, rms=0.045803Jy sigma=1.023498 ! Inverting map and beam ! Estimated beam: bmin=1.702 mas, bmaj=5.918 mas, bpa=-77.36 degrees ! Estimated noise=0.270046 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000919276 Jy ! Component: 100 - total flux cleaned = 0.00214876 Jy ! Component: 150 - total flux cleaned = 0.00294213 Jy ! Component: 200 - total flux cleaned = 0.00391556 Jy ! Total flux subtracted in 200 components = 0.00391556 Jy ! Clean residual min=-0.007052 max=0.006875 Jy/beam ! Clean residual mean=-0.000062 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 1.98617 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 43 model components to the UV plane model. ! The established model now contains 206 components and 1.98617 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=0.043356Jy sigma=0.952741 ! Fit after self-cal, rms=0.043261Jy sigma=0.950972 ! 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=1.23 mas, bmaj=5.427 mas, bpa=-75.9 degrees ! Estimated noise=0.537791 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 1.47152 Jy ! Component: 100 - total flux cleaned = 1.69959 Jy ! Component: 150 - total flux cleaned = 1.77791 Jy ! Component: 200 - total flux cleaned = 1.81534 Jy ! Total flux subtracted in 200 components = 1.81534 Jy ! Clean residual min=-0.013455 max=0.015368 Jy/beam ! Clean residual mean=-0.000124 rms=0.003133 Jy/beam ! Combined flux in latest and established models = 1.81534 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 24 model components to the UV plane model. ! The established model now contains 24 components and 1.81534 Jy ! Inverting map and beam ! Estimated beam: bmin=1.702 mas, bmaj=5.918 mas, bpa=-77.36 degrees ! Estimated noise=0.270046 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 = 0.0460865 Jy ! Component: 100 - total flux cleaned = 0.0724914 Jy ! Component: 150 - total flux cleaned = 0.0878481 Jy ! Component: 200 - total flux cleaned = 0.0975429 Jy ! Total flux subtracted in 200 components = 0.0975429 Jy ! Clean residual min=-0.011286 max=0.010934 Jy/beam ! Clean residual mean=-0.000281 rms=0.002904 Jy/beam ! Combined flux in latest and established models = 1.91288 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 96 components and 1.91288 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00768567 Jy ! Component: 100 - total flux cleaned = 0.014298 Jy ! Component: 150 - total flux cleaned = 0.019636 Jy ! Component: 200 - total flux cleaned = 0.0251191 Jy ! Total flux subtracted in 200 components = 0.0251191 Jy ! Clean residual min=-0.009066 max=0.007535 Jy/beam ! Clean residual mean=-0.000191 rms=0.002146 Jy/beam ! Combined flux in latest and established models = 1.938 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 77 model components to the UV plane model. ! The established model now contains 157 components and 1.938 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=0.044596Jy sigma=1.014158 ! Fit after self-cal, rms=0.044248Jy sigma=1.004792 wmodel J1800+7828_C_map.mod ! Writing 157 model components to file: J1800+7828_C_map.mod wobs J1800+7828_C_uvs.fits ! Writing UV FITS file: J1800+7828_C_uvs.fits wwins J1800+7828_C_map.win ! wwins: Wrote 5 windows to J1800+7828_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 = -0.00237072 Jy ! Component: 100 - total flux cleaned = -0.00276725 Jy ! Component: 150 - total flux cleaned = -0.00325693 Jy ! Component: 200 - total flux cleaned = -0.00336968 Jy ! Component: 250 - total flux cleaned = -0.00326301 Jy ! Component: 300 - total flux cleaned = -0.0029537 Jy ! Component: 350 - total flux cleaned = -0.00305168 Jy ! Component: 400 - total flux cleaned = -0.00285923 Jy ! Component: 450 - total flux cleaned = -0.00276757 Jy ! Component: 500 - total flux cleaned = -0.00276763 Jy ! Component: 550 - total flux cleaned = -0.00259782 Jy ! Component: 600 - total flux cleaned = -0.00251507 Jy ! Component: 650 - total flux cleaned = -0.00243728 Jy ! Component: 700 - total flux cleaned = -0.00251653 Jy ! Component: 750 - total flux cleaned = -0.00251591 Jy ! Component: 800 - total flux cleaned = -0.00236736 Jy ! Component: 850 - total flux cleaned = -0.00208332 Jy ! Component: 900 - total flux cleaned = -0.00222377 Jy ! Component: 950 - total flux cleaned = -0.00222341 Jy ! Component: 1000 - total flux cleaned = -0.00215883 Jy ! Component: 1050 - total flux cleaned = -0.00235205 Jy ! Component: 1100 - total flux cleaned = -0.00222629 Jy ! Component: 1150 - total flux cleaned = -0.00234893 Jy ! Component: 1200 - total flux cleaned = -0.00216844 Jy ! Component: 1250 - total flux cleaned = -0.00199428 Jy ! Component: 1300 - total flux cleaned = -0.00216545 Jy ! Component: 1350 - total flux cleaned = -0.00193859 Jy ! Component: 1400 - total flux cleaned = -0.00171858 Jy ! Component: 1450 - total flux cleaned = -0.00166434 Jy ! Component: 1500 - total flux cleaned = -0.001664 Jy ! Component: 1550 - total flux cleaned = -0.0015085 Jy ! Component: 1600 - total flux cleaned = -0.00140912 Jy ! Component: 1650 - total flux cleaned = -0.00140953 Jy ! Component: 1700 - total flux cleaned = -0.00160559 Jy ! Component: 1750 - total flux cleaned = -0.00146058 Jy ! Component: 1800 - total flux cleaned = -0.00136606 Jy ! Component: 1850 - total flux cleaned = -0.00118196 Jy ! Component: 1900 - total flux cleaned = -0.00113624 Jy ! Component: 1950 - total flux cleaned = -0.000912521 Jy ! Component: 2000 - total flux cleaned = -0.00100041 Jy ! Component: 2050 - total flux cleaned = -0.000785968 Jy ! Component: 2100 - total flux cleaned = -0.000701493 Jy ! Component: 2150 - total flux cleaned = -0.000577663 Jy ! Component: 2200 - total flux cleaned = -0.000455034 Jy ! Component: 2250 - total flux cleaned = -0.000292799 Jy ! Component: 2300 - total flux cleaned = -9.52752e-05 Jy ! Component: 2350 - total flux cleaned = 9.79998e-05 Jy ! Component: 2400 - total flux cleaned = 0.000135605 Jy ! Component: 2450 - total flux cleaned = 0.00036178 Jy ! Component: 2500 - total flux cleaned = 0.000510628 Jy ! Component: 2550 - total flux cleaned = 0.000729517 Jy ! Component: 2600 - total flux cleaned = 0.000909905 Jy ! Component: 2650 - total flux cleaned = 0.00108729 Jy ! Component: 2700 - total flux cleaned = 0.00119209 Jy ! Component: 2750 - total flux cleaned = 0.00136471 Jy ! Component: 2800 - total flux cleaned = 0.00150027 Jy ! Component: 2850 - total flux cleaned = 0.00156801 Jy ! Component: 2900 - total flux cleaned = 0.00173449 Jy ! Component: 2950 - total flux cleaned = 0.00186572 Jy ! Component: 3000 - total flux cleaned = 0.00212467 Jy ! Component: 3050 - total flux cleaned = 0.00222031 Jy ! Component: 3100 - total flux cleaned = 0.0023153 Jy ! Component: 3150 - total flux cleaned = 0.00240938 Jy ! Component: 3200 - total flux cleaned = 0.00256416 Jy ! Component: 3250 - total flux cleaned = 0.00280875 Jy ! Component: 3300 - total flux cleaned = 0.00295959 Jy ! Component: 3350 - total flux cleaned = 0.00304934 Jy ! Component: 3400 - total flux cleaned = 0.00325654 Jy ! Component: 3450 - total flux cleaned = 0.0033733 Jy ! Component: 3500 - total flux cleaned = 0.0035764 Jy ! Component: 3550 - total flux cleaned = 0.00369123 Jy ! Component: 3600 - total flux cleaned = 0.0038909 Jy ! Component: 3650 - total flux cleaned = 0.00403219 Jy ! Component: 3700 - total flux cleaned = 0.00428435 Jy ! Component: 3750 - total flux cleaned = 0.00442332 Jy ! Component: 3800 - total flux cleaned = 0.00456142 Jy ! Component: 3850 - total flux cleaned = 0.00475297 Jy ! Component: 3900 - total flux cleaned = 0.00483463 Jy ! Component: 3950 - total flux cleaned = 0.00494258 Jy ! Component: 4000 - total flux cleaned = 0.00520998 Jy ! Component: 4050 - total flux cleaned = 0.00528993 Jy ! Total flux subtracted in 4096 components = 0.00544827 Jy ! Clean residual min=-0.001380 max=0.001467 Jy/beam ! Clean residual mean=-0.000019 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 1.94345 Jy keep ! Adding 400 model components to the UV plane model. ! The established model now contains 557 components and 1.94345 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J1800+7828_C_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.702 x 5.918 at -77.36 degrees (North through East) ! Clean map min=-0.0075274 max=1.7132 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J1800+7828_C_b_map.fits wmodel /vlbi/vcs9/uvm//J1800+7828_C_b_map.mod ! Writing 557 model components to file: /vlbi/vcs9/uvm//J1800+7828_C_b_map.mod wobs /vlbi/vcs9/uvm//J1800+7828_C_b_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J1800+7828_C_b_uvs.fits wwins /vlbi/vcs9/uvm//J1800+7828_C_b_map.win ! wwins: Wrote 6 windows to /vlbi/vcs9/uvm//J1800+7828_C_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.71317 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000480644 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0841677 0.0841677 0.168335 0.336671 0.673342 1.34668 2.69337 5.38673 10.7735 21.5469 43.0939 86.1877 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.713 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3564.31 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J1800+7828_C_b_dfm.log closed on Tue Dec 26 22:48:31 2017