! Started logfile: /vlbi/vcs9/uvm//J1642+6856_X_c_dfm.log on Tue Dec 26 22:46:32 2017 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/vcs9/uvm//J1642+6856_X_c_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J1642+6856_X_c_uvm.fits ! AN table 1: 91 integrations on 36 of 36 possible baselines. ! AN table 2: 40 integrations on 28 of 28 possible baselines. ! AN table 3: 42 integrations on 28 of 28 possible baselines. ! AN table 4: 22 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.758866 visibilities/baseline/integration-bin. ! Found source: J1642+6856 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 36632 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_02.dfm J1642+6856_X] 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 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 1.23163 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 167 telescope corrections were flagged in sub-array 1. ! A total of 42 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 167 telescope corrections were flagged in sub-array 1. ! A total of 42 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 167 telescope corrections were flagged in sub-array 1. ! A total of 42 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 167 telescope corrections were flagged in sub-array 1. ! A total of 42 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 5. ! A total of 167 telescope corrections were flagged in sub-array 1. ! A total of 42 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 6. ! A total of 167 telescope corrections were flagged in sub-array 1. ! A total of 42 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 7. ! A total of 167 telescope corrections were flagged in sub-array 1. ! A total of 42 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 8. ! A total of 167 telescope corrections were flagged in sub-array 1. ! A total of 42 telescope corrections were flagged in sub-array 2. ! A total of 35 telescope corrections were flagged in sub-array 3. ! A total of 22 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.588589Jy sigma=32.516462 ! Fit after self-cal, rms=0.343557Jy sigma=6.860050 ! 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=0.8904 mas, bmaj=4.254 mas, bpa=-63.45 degrees ! Estimated noise=0.462253 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 = 0.938454 Jy ! Component: 100 - total flux cleaned = 1.1769 Jy ! Total flux subtracted in 100 components = 1.1769 Jy ! Clean residual min=-0.061886 max=0.074178 Jy/beam ! Clean residual mean=-0.000182 rms=0.011441 Jy/beam ! Combined flux in latest and established models = 1.1769 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.1769 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=0.222713Jy sigma=4.420069 ! Fit after self-cal, rms=0.209928Jy sigma=4.188955 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.125588 Jy ! Component: 100 - total flux cleaned = 0.165462 Jy ! Total flux subtracted in 100 components = 0.165462 Jy ! Clean residual min=-0.025747 max=0.035610 Jy/beam ! Clean residual mean=-0.000076 rms=0.006029 Jy/beam ! Combined flux in latest and established models = 1.34236 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 1.34236 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=0.125775Jy sigma=2.480826 ! Fit after self-cal, rms=0.119723Jy sigma=2.370785 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0383608 Jy ! Component: 100 - total flux cleaned = 0.041694 Jy ! Total flux subtracted in 100 components = 0.041694 Jy ! Clean residual min=-0.021764 max=0.025992 Jy/beam ! Clean residual mean=-0.000050 rms=0.004592 Jy/beam ! Combined flux in latest and established models = 1.38406 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 33 components and 1.38406 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=0.108863Jy sigma=2.169724 ! Fit after self-cal, rms=0.107337Jy sigma=2.143982 ! 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=1.366 mas, bmaj=4.618 mas, bpa=-60.78 degrees ! Estimated noise=0.182114 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) ! Added new window around map position (-2, -10.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.03594 Jy ! Component: 100 - total flux cleaned = 0.0504891 Jy ! Component: 150 - total flux cleaned = 0.0545263 Jy ! Component: 200 - total flux cleaned = 0.0589652 Jy ! Total flux subtracted in 200 components = 0.0589652 Jy ! Clean residual min=-0.015255 max=0.017041 Jy/beam ! Clean residual mean=-0.000166 rms=0.003924 Jy/beam ! Combined flux in latest and established models = 1.44302 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 40 model components to the UV plane model. ! The established model now contains 73 components and 1.44302 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=0.098278Jy sigma=1.930810 ! Fit after self-cal, rms=0.097757Jy sigma=1.919796 ! Inverting map print "============== Finished natural weighting CLEAN ==============" ! ============== Finished natural weighting CLEAN ============== ! gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00137 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.98 KP 1.03 ! LA 1.00 NL 1.00 OV 1.01 PT 0.97 ! SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01003 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.99 KP 1.03 LA 1.02 ! NL 1.00 OV 0.98 PT 1.01 SC 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.990587 ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.97 KP 1.01 LA 1.00 ! NL 1.03 OV 1.01 PT 1.00 SC 1.04 ! ! Amplitude normalization factor in sub-array 4: 1.03253 ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 FD 1.00 HN 0.99 KP 0.97 ! LA 0.97 OV 0.98 PT 0.98 ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00071 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.97 KP 1.03 ! LA 0.99 NL 1.01 OV 1.01 PT 0.97 ! SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00815 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 0.98 KP 1.03 LA 1.00 ! NL 1.00 OV 0.98 PT 1.00 SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.991094 ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 KP 1.01 LA 1.00 ! NL 1.03 OV 1.01 PT 1.00 SC 1.04 ! ! Amplitude normalization factor in sub-array 4: 1.02835 ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 1.01 HN 1.00 KP 0.98 ! LA 0.96 OV 0.98 PT 0.99 ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.999157 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.98 KP 1.03 ! LA 0.99 NL 1.01 OV 1.02 PT 0.98 ! SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01031 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.98 KP 1.04 LA 1.00 ! NL 1.00 OV 0.98 PT 1.01 SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.98916 ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 KP 1.02 LA 1.00 ! NL 1.02 OV 1.02 PT 1.00 SC 1.04 ! ! Amplitude normalization factor in sub-array 4: 1.0441 ! Telescope amplitude corrections in sub-array 4: ! BR 0.88 FD 0.91 HN 0.99 KP 0.98 ! LA 0.97 OV 0.99 PT 0.98 ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00071 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.97 KP 1.03 ! LA 1.00 NL 1.00 OV 1.02 PT 0.97 ! SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01358 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.98 KP 1.04 LA 1.01 ! NL 0.99 OV 0.98 PT 1.00 SC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.98853 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.96 KP 1.02 LA 1.01 ! NL 1.03 OV 1.02 PT 1.00 SC 1.03 ! ! Amplitude normalization factor in sub-array 4: 1.03345 ! Telescope amplitude corrections in sub-array 4: ! BR 0.88 FD 1.00 HN 0.99 KP 0.99 ! LA 0.96 OV 0.98 PT 0.98 ! ! ! Correcting IF 5. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.0021 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.96 KP 1.03 ! LA 1.00 NL 1.01 OV 1.02 PT 0.96 ! SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01893 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.95 KP 1.03 LA 1.01 ! NL 0.99 OV 0.98 PT 0.99 SC 0.93 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.986167 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.96 KP 1.03 LA 1.01 ! NL 1.03 OV 1.03 PT 1.01 SC 1.02 ! ! Amplitude normalization factor in sub-array 4: 1.0328 ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 FD 0.99 HN 0.98 KP 0.99 ! LA 0.96 OV 0.99 PT 0.99 ! ! ! Correcting IF 6. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.998455 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.96 KP 1.04 ! LA 1.01 NL 1.01 OV 1.03 PT 0.97 ! SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01642 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 0.95 KP 1.04 LA 1.02 ! NL 0.99 OV 0.98 PT 0.99 SC 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.983493 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.96 KP 1.03 LA 1.01 ! NL 1.03 OV 1.04 PT 1.01 SC 1.02 ! ! Amplitude normalization factor in sub-array 4: 1.03024 ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 1.01 HN 0.98 KP 0.98 ! LA 0.97 OV 0.99 PT 0.98 ! ! ! Correcting IF 7. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.993457 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.96 KP 1.04 ! LA 1.01 NL 1.01 OV 1.03 PT 0.98 ! SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.0134 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.95 KP 1.05 LA 1.03 ! NL 0.99 OV 0.98 PT 1.01 SC 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.985711 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.96 KP 1.03 LA 1.01 ! NL 1.04 OV 1.02 PT 1.01 SC 1.03 ! ! Amplitude normalization factor in sub-array 4: 1.03322 ! Telescope amplitude corrections in sub-array 4: ! BR 0.88 FD 1.00 HN 0.98 KP 0.98 ! LA 0.97 OV 0.99 PT 0.97 ! ! ! Correcting IF 8. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.996478 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.96 KP 1.03 ! LA 1.01 NL 1.01 OV 1.04 PT 0.98 ! SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01435 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.95 KP 1.04 LA 1.03 ! NL 0.99 OV 0.98 PT 1.02 SC 0.92 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.989088 ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.96 KP 1.02 LA 1.02 ! NL 1.03 OV 1.01 PT 1.00 SC 1.03 ! ! Amplitude normalization factor in sub-array 4: 1.03694 ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.99 HN 0.97 KP 0.97 ! LA 0.97 OV 0.98 PT 0.97 ! ! ! Fit before self-cal, rms=0.097757Jy sigma=1.919796 ! Fit after self-cal, rms=0.090850Jy sigma=1.729956 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=0.090850Jy sigma=1.729956 ! Fit after self-cal, rms=0.090798Jy sigma=1.729005 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.36 mas, bmaj=4.587 mas, bpa=-60.75 degrees ! Estimated noise=0.182765 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) ! Added new window around map position (-25.6, 3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106265 Jy ! Component: 100 - total flux cleaned = 0.0170644 Jy ! Component: 150 - total flux cleaned = 0.0207014 Jy ! Component: 200 - total flux cleaned = 0.0234362 Jy ! Total flux subtracted in 200 components = 0.0234362 Jy ! Clean residual min=-0.013550 max=0.010638 Jy/beam ! Clean residual mean=-0.000062 rms=0.002505 Jy/beam ! Combined flux in latest and established models = 1.46646 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 54 model components to the UV plane model. ! The established model now contains 124 components and 1.46646 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=0.086603Jy sigma=1.641208 ! Fit after self-cal, rms=0.086016Jy sigma=1.630571 ! 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=0.086016Jy sigma=1.630571 ! Fit after self-cal, rms=0.084014Jy sigma=1.586051 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 (-39.6, 47.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00440452 Jy ! Component: 100 - total flux cleaned = 0.00649103 Jy ! Component: 150 - total flux cleaned = 0.00681507 Jy ! Component: 200 - total flux cleaned = 0.00737473 Jy ! Total flux subtracted in 200 components = 0.00737473 Jy ! Clean residual min=-0.011286 max=0.009645 Jy/beam ! Clean residual mean=-0.000053 rms=0.002190 Jy/beam ! Combined flux in latest and established models = 1.47383 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 51 model components to the UV plane model. ! The established model now contains 165 components and 1.47383 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=0.081657Jy sigma=1.537746 ! Fit after self-cal, rms=0.081102Jy sigma=1.527378 ! 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: 1.36 x 4.587 at -60.75 degrees (North through East) ! Clean map min=-0.020082 max=1.1623 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=0.081102Jy sigma=1.527378 ! Fit after self-cal, rms=0.049681Jy sigma=0.893309 ! 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=0.049681Jy sigma=0.893309 ! Fit after self-cal, rms=0.049500Jy sigma=0.891084 ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=4.564 mas, bpa=-60.87 degrees ! Estimated noise=0.182027 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00846455 Jy ! Component: 100 - total flux cleaned = 0.00894479 Jy ! Component: 150 - total flux cleaned = 0.00857205 Jy ! Component: 200 - total flux cleaned = 0.00872106 Jy ! Total flux subtracted in 200 components = 0.00872106 Jy ! Clean residual min=-0.004187 max=0.004625 Jy/beam ! Clean residual mean=-0.000012 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 1.48256 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 192 components and 1.48256 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=0.047815Jy sigma=0.854631 ! Fit after self-cal, rms=0.047474Jy sigma=0.849498 ! Inverting map ! Added new window around map position (14.8, 2.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239505 Jy ! Component: 100 - total flux cleaned = 0.00239524 Jy ! Component: 150 - total flux cleaned = 0.00181509 Jy ! Component: 200 - total flux cleaned = 0.00139935 Jy ! Total flux subtracted in 200 components = 0.00139935 Jy ! Clean residual min=-0.003596 max=0.003942 Jy/beam ! Clean residual mean=-0.000005 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 1.48395 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 42 model components to the UV plane model. ! The established model now contains 227 components and 1.48395 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=0.046559Jy sigma=0.830570 ! Fit after self-cal, rms=0.046375Jy sigma=0.828303 ! Inverting map ! Added new window around map position (32.4, -17.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000219788 Jy ! Component: 100 - total flux cleaned = -0.0010917 Jy ! Component: 150 - total flux cleaned = -0.00173055 Jy ! Component: 200 - total flux cleaned = -0.00196887 Jy ! Total flux subtracted in 200 components = -0.00196887 Jy ! Clean residual min=-0.002754 max=0.002739 Jy/beam ! Clean residual mean=-0.000007 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 1.48199 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 257 components and 1.48199 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=0.045675Jy sigma=0.812537 ! Fit after self-cal, rms=0.045543Jy sigma=0.810896 ! 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=0.8919 mas, bmaj=4.231 mas, bpa=-63.45 degrees ! Estimated noise=0.449627 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.934325 Jy ! Component: 100 - total flux cleaned = 1.20825 Jy ! Component: 150 - total flux cleaned = 1.32087 Jy ! Component: 200 - total flux cleaned = 1.36896 Jy ! Total flux subtracted in 200 components = 1.36896 Jy ! Clean residual min=-0.015413 max=0.017295 Jy/beam ! Clean residual mean=-0.000052 rms=0.002880 Jy/beam ! Combined flux in latest and established models = 1.36896 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 1.36896 Jy ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=4.564 mas, bpa=-60.87 degrees ! Estimated noise=0.182027 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 = 0.0441626 Jy ! Component: 100 - total flux cleaned = 0.0680638 Jy ! Component: 150 - total flux cleaned = 0.084203 Jy ! Component: 200 - total flux cleaned = 0.0922939 Jy ! Total flux subtracted in 200 components = 0.0922939 Jy ! Clean residual min=-0.007939 max=0.009245 Jy/beam ! Clean residual mean=-0.000052 rms=0.002025 Jy/beam ! Combined flux in latest and established models = 1.46125 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 75 components and 1.46125 Jy ! Inverting map ! Added new window around map position (-14, -4.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00689017 Jy ! Component: 100 - total flux cleaned = 0.0107706 Jy ! Component: 150 - total flux cleaned = 0.0138395 Jy ! Component: 200 - total flux cleaned = 0.0160366 Jy ! Total flux subtracted in 200 components = 0.0160366 Jy ! Clean residual min=-0.005111 max=0.005331 Jy/beam ! Clean residual mean=-0.000014 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 1.47729 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 111 components and 1.47729 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192162 Jy ! Component: 100 - total flux cleaned = 0.0025568 Jy ! Component: 150 - total flux cleaned = 0.00315066 Jy ! Component: 200 - total flux cleaned = 0.00368931 Jy ! Total flux subtracted in 200 components = 0.00368931 Jy ! Clean residual min=-0.004141 max=0.003994 Jy/beam ! Clean residual mean=-0.000005 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 1.48098 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 62 model components to the UV plane model. ! The established model now contains 147 components and 1.48098 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=0.046088Jy sigma=0.832890 ! Fit after self-cal, rms=0.045794Jy sigma=0.826255 wmodel J1642+6856_X_map.mod ! Writing 147 model components to file: J1642+6856_X_map.mod wobs J1642+6856_X_uvs.fits ! Writing UV FITS file: J1642+6856_X_uvs.fits wwins J1642+6856_X_map.win ! wwins: Wrote 7 windows to J1642+6856_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00142446 Jy ! Component: 100 - total flux cleaned = -0.00130748 Jy ! Component: 150 - total flux cleaned = -0.000546468 Jy ! Component: 200 - total flux cleaned = 0.000337686 Jy ! Component: 250 - total flux cleaned = 0.00102213 Jy ! Component: 300 - total flux cleaned = 0.00152649 Jy ! Component: 350 - total flux cleaned = 0.00200959 Jy ! Component: 400 - total flux cleaned = 0.0023825 Jy ! Component: 450 - total flux cleaned = 0.00283312 Jy ! Component: 500 - total flux cleaned = 0.0030516 Jy ! Component: 550 - total flux cleaned = 0.00330662 Jy ! Component: 600 - total flux cleaned = 0.00355245 Jy ! Component: 650 - total flux cleaned = 0.00371182 Jy ! Component: 700 - total flux cleaned = 0.00379026 Jy ! Component: 750 - total flux cleaned = 0.00375178 Jy ! Component: 800 - total flux cleaned = 0.00371387 Jy ! Component: 850 - total flux cleaned = 0.00356888 Jy ! Component: 900 - total flux cleaned = 0.00364055 Jy ! Component: 950 - total flux cleaned = 0.00353571 Jy ! Component: 1000 - total flux cleaned = 0.00353568 Jy ! Component: 1050 - total flux cleaned = 0.00353596 Jy ! Component: 1100 - total flux cleaned = 0.00353611 Jy ! Component: 1150 - total flux cleaned = 0.0035036 Jy ! Component: 1200 - total flux cleaned = 0.00353559 Jy ! Component: 1250 - total flux cleaned = 0.0036294 Jy ! Component: 1300 - total flux cleaned = 0.0036292 Jy ! Component: 1350 - total flux cleaned = 0.003659 Jy ! Component: 1400 - total flux cleaned = 0.00362945 Jy ! Component: 1450 - total flux cleaned = 0.00360034 Jy ! Component: 1500 - total flux cleaned = 0.00371707 Jy ! Component: 1550 - total flux cleaned = 0.0036887 Jy ! Component: 1600 - total flux cleaned = 0.00368854 Jy ! Component: 1650 - total flux cleaned = 0.00368827 Jy ! Component: 1700 - total flux cleaned = 0.00360587 Jy ! Component: 1750 - total flux cleaned = 0.0037149 Jy ! Component: 1800 - total flux cleaned = 0.0037949 Jy ! Component: 1850 - total flux cleaned = 0.00379462 Jy ! Component: 1900 - total flux cleaned = 0.00382082 Jy ! Component: 1950 - total flux cleaned = 0.00384644 Jy ! Component: 2000 - total flux cleaned = 0.00392215 Jy ! Component: 2050 - total flux cleaned = 0.0038716 Jy ! Component: 2100 - total flux cleaned = 0.00384645 Jy ! Component: 2150 - total flux cleaned = 0.00387073 Jy ! Component: 2200 - total flux cleaned = 0.0038468 Jy ! Component: 2250 - total flux cleaned = 0.003775 Jy ! Component: 2300 - total flux cleaned = 0.00370452 Jy ! Component: 2350 - total flux cleaned = 0.00375144 Jy ! Component: 2400 - total flux cleaned = 0.0037289 Jy ! Component: 2450 - total flux cleaned = 0.00377477 Jy ! Component: 2500 - total flux cleaned = 0.00382012 Jy ! Component: 2550 - total flux cleaned = 0.00379783 Jy ! Component: 2600 - total flux cleaned = 0.00386406 Jy ! Component: 2650 - total flux cleaned = 0.00388583 Jy ! Component: 2700 - total flux cleaned = 0.00390749 Jy ! Component: 2750 - total flux cleaned = 0.00397174 Jy ! Component: 2800 - total flux cleaned = 0.00392891 Jy ! Component: 2850 - total flux cleaned = 0.00395005 Jy ! Component: 2900 - total flux cleaned = 0.00401267 Jy ! Component: 2950 - total flux cleaned = 0.00403342 Jy ! Component: 3000 - total flux cleaned = 0.00403316 Jy ! Component: 3050 - total flux cleaned = 0.00401302 Jy ! Component: 3100 - total flux cleaned = 0.00407336 Jy ! Component: 3150 - total flux cleaned = 0.00405382 Jy ! Component: 3200 - total flux cleaned = 0.00407367 Jy ! Component: 3250 - total flux cleaned = 0.00409338 Jy ! Component: 3300 - total flux cleaned = 0.00405489 Jy ! Component: 3350 - total flux cleaned = 0.00407432 Jy ! Component: 3400 - total flux cleaned = 0.00413154 Jy ! Component: 3450 - total flux cleaned = 0.00413151 Jy ! Component: 3500 - total flux cleaned = 0.00411292 Jy ! Component: 3550 - total flux cleaned = 0.00407589 Jy ! Component: 3600 - total flux cleaned = 0.00403933 Jy ! Component: 3650 - total flux cleaned = 0.00414823 Jy ! Component: 3700 - total flux cleaned = 0.00405789 Jy ! Component: 3750 - total flux cleaned = 0.00403995 Jy ! Component: 3800 - total flux cleaned = 0.00409328 Jy ! Component: 3850 - total flux cleaned = 0.00409331 Jy ! Component: 3900 - total flux cleaned = 0.0041106 Jy ! Component: 3950 - total flux cleaned = 0.00409305 Jy ! Component: 4000 - total flux cleaned = 0.00407599 Jy ! Component: 4050 - total flux cleaned = 0.00412721 Jy ! Total flux subtracted in 4096 components = 0.00407655 Jy ! Clean residual min=-0.000851 max=0.000852 Jy/beam ! Clean residual mean=-0.000004 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 1.48505 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 426 components and 1.48505 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J1642+6856_X_c_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.354 x 4.564 at -60.87 degrees (North through East) ! Clean map min=-0.0068801 max=1.1458 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J1642+6856_X_c_map.fits wmodel /vlbi/vcs9/uvm//J1642+6856_X_c_map.mod ! Writing 426 model components to file: /vlbi/vcs9/uvm//J1642+6856_X_c_map.mod wobs /vlbi/vcs9/uvm//J1642+6856_X_c_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J1642+6856_X_c_uvs.fits wwins /vlbi/vcs9/uvm//J1642+6856_X_c_map.win ! wwins: Wrote 8 windows to /vlbi/vcs9/uvm//J1642+6856_X_c_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.14583 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000325507 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.085224 0.085224 0.170448 0.340896 0.681792 1.36358 2.72717 5.45433 10.9087 21.8173 43.6347 87.2693 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.145 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3520.14 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J1642+6856_X_c_dfm.log closed on Tue Dec 26 22:46:37 2017