! Started logfile: /vlbi/vcs9/uvm//J1642+6856_C_c_dfm.log on Tue Dec 26 22:46:20 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//J1642+6856_C_c_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J1642+6856_C_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 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 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_02.dfm J1642+6856_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)= 1.15995 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=1.540826Jy sigma=36.341427 ! Fit after self-cal, rms=0.289495Jy sigma=6.422205 ! 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=1.567 mas, bmaj=7.348 mas, bpa=-63.65 degrees ! Estimated noise=0.390488 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 = 0.882318 Jy ! Component: 100 - total flux cleaned = 1.13636 Jy ! Total flux subtracted in 100 components = 1.13636 Jy ! Clean residual min=-0.041490 max=0.078797 Jy/beam ! Clean residual mean=-0.000304 rms=0.007591 Jy/beam ! Combined flux in latest and established models = 1.13636 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.13636 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=0.167755Jy sigma=3.820326 ! Fit after self-cal, rms=0.167026Jy sigma=3.801228 ! Inverting map ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.108949 Jy ! Component: 100 - total flux cleaned = 0.152994 Jy ! Total flux subtracted in 100 components = 0.152994 Jy ! Clean residual min=-0.020702 max=0.026531 Jy/beam ! Clean residual mean=-0.000123 rms=0.004100 Jy/beam ! Combined flux in latest and established models = 1.28936 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 1.28936 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=0.095515Jy sigma=2.093048 ! Fit after self-cal, rms=0.095118Jy sigma=2.081332 ! Inverting map ! Added new window around map position (-3, -8.7). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306065 Jy ! Component: 100 - total flux cleaned = 0.0434397 Jy ! Total flux subtracted in 100 components = 0.0434397 Jy ! Clean residual min=-0.019070 max=0.018199 Jy/beam ! Clean residual mean=-0.000075 rms=0.003503 Jy/beam ! Combined flux in latest and established models = 1.3328 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 38 components and 1.3328 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=0.084286Jy sigma=1.839118 ! Fit after self-cal, rms=0.084038Jy sigma=1.833024 ! 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=2.346 mas, bmaj=7.974 mas, bpa=-60.97 degrees ! Estimated noise=0.157771 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 = 0.0148909 Jy ! Component: 100 - total flux cleaned = 0.019912 Jy ! Component: 150 - total flux cleaned = 0.0240113 Jy ! Component: 200 - total flux cleaned = 0.0273829 Jy ! Total flux subtracted in 200 components = 0.0273829 Jy ! Clean residual min=-0.010191 max=0.010273 Jy/beam ! Clean residual mean=-0.000221 rms=0.002416 Jy/beam ! Combined flux in latest and established models = 1.36018 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 47 model components to the UV plane model. ! The established model now contains 79 components and 1.36018 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=0.077616Jy sigma=1.684002 ! Fit after self-cal, rms=0.077318Jy sigma=1.677730 ! 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: 1.00532 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.99 KP 1.03 ! LA 1.01 NL 1.01 OV 1.01 PT 0.99 ! SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00577 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 0.99 KP 1.01 LA 1.00 ! NL 0.99 OV 0.99 PT 0.98 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.998891 ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.06 KP 1.00 LA 1.00 ! NL 0.99 OV 0.99 PT 0.98 SC 1.00 ! ! Amplitude normalization factor in sub-array 4: 1.0359 ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 1.01 HN 0.98 KP 0.96 ! LA 0.96 OV 0.94 PT 0.97 ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00217 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.00 KP 1.02 ! LA 1.01 NL 1.01 OV 1.01 PT 0.99 ! SC 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00521 ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 0.99 KP 1.01 LA 0.99 ! NL 0.99 OV 0.99 PT 0.99 SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 1.0033 ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.04 KP 0.99 LA 0.99 ! NL 0.99 OV 0.98 PT 0.98 SC 1.01 ! ! Amplitude normalization factor in sub-array 4: 1.03674 ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.98 HN 0.99 KP 0.97 ! LA 0.95 OV 0.95 PT 0.97 ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.988952 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.99 KP 1.05 ! LA 1.01 NL 1.01 OV 1.03 PT 0.99 ! SC 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00468 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 0.99 KP 1.02 LA 1.00 ! NL 0.99 OV 1.00 PT 0.98 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 0.993404 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.11 KP 1.00 LA 0.99 ! NL 0.97 OV 0.99 PT 0.98 SC 1.01 ! ! Amplitude normalization factor in sub-array 4: 1.02543 ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 1.05 HN 0.99 KP 0.98 ! LA 0.95 OV 0.96 PT 0.97 ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.988388 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.03 KP 1.06 ! LA 1.03 NL 1.00 OV 1.03 PT 0.95 ! SC 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.986847 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 1.00 KP 1.01 LA 1.00 ! NL 1.03 OV 1.00 PT 1.07 SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 1.0038 ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.03 KP 1.01 LA 0.98 ! NL 0.98 OV 0.99 PT 0.97 SC 1.00 ! ! Amplitude normalization factor in sub-array 4: 1.0393 ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.98 HN 0.90 KP 0.96 ! LA 0.95 OV 1.07 PT 0.94 ! ! ! Correcting IF 5. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.987842 ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.99 KP 1.05 ! LA 1.01 NL 1.02 OV 1.05 PT 0.99 ! SC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.0077 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 0.99 KP 1.02 LA 0.99 ! NL 0.99 OV 0.99 PT 0.99 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 1.00617 ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00 KP 1.01 LA 0.99 ! NL 1.00 OV 0.99 PT 0.98 SC 0.99 ! ! Amplitude normalization factor in sub-array 4: 1.04656 ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.97 HN 0.98 KP 0.95 ! LA 0.95 OV 0.95 PT 0.95 ! ! ! Correcting IF 6. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.990106 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.99 KP 1.05 ! LA 1.01 NL 1.02 OV 1.04 PT 0.99 ! SC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01181 ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 HN 0.98 KP 1.00 LA 1.00 ! NL 0.99 OV 0.99 PT 0.98 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 1.00414 ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.01 KP 1.01 LA 0.99 ! NL 1.00 OV 0.99 PT 0.98 SC 1.01 ! ! Amplitude normalization factor in sub-array 4: 1.05545 ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.97 HN 0.98 KP 0.95 ! LA 0.95 OV 0.94 PT 0.95 ! ! ! Correcting IF 7. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.989324 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.00 KP 1.05 ! LA 1.01 NL 1.02 OV 1.04 PT 0.99 ! SC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01237 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.98 KP 1.00 LA 0.99 ! NL 0.98 OV 0.99 PT 0.98 SC 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 1.00643 ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00 KP 1.00 LA 0.99 ! NL 1.00 OV 0.98 PT 0.98 SC 1.00 ! ! Amplitude normalization factor in sub-array 4: 1.05709 ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.96 HN 0.98 KP 0.95 ! LA 0.94 OV 0.94 PT 0.95 ! ! ! Correcting IF 8. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.98922 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.99 KP 1.05 ! LA 1.01 NL 1.02 OV 1.04 PT 0.99 ! SC 0.97 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.01366 ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.98 KP 1.01 LA 0.99 ! NL 0.99 OV 0.99 PT 0.98 SC 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Amplitude normalization factor in sub-array 3: 1.00569 ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.02 KP 1.00 LA 0.99 ! NL 1.00 OV 0.99 PT 0.98 SC 0.99 ! ! Amplitude normalization factor in sub-array 4: 1.05393 ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.98 HN 0.97 KP 0.96 ! LA 0.94 OV 0.94 PT 0.95 ! ! ! Fit before self-cal, rms=0.077318Jy sigma=1.677730 ! Fit after self-cal, rms=0.067409Jy sigma=1.451092 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=0.067409Jy sigma=1.451092 ! Fit after self-cal, rms=0.067410Jy sigma=1.450997 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.326 mas, bmaj=7.958 mas, bpa=-60.96 degrees ! Estimated noise=0.157867 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 (-15, 10.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00948287 Jy ! Component: 100 - total flux cleaned = 0.0125474 Jy ! Component: 150 - total flux cleaned = 0.0142079 Jy ! Component: 200 - total flux cleaned = 0.0151265 Jy ! Total flux subtracted in 200 components = 0.0151265 Jy ! Clean residual min=-0.005733 max=0.006330 Jy/beam ! Clean residual mean=-0.000019 rms=0.001481 Jy/beam ! Combined flux in latest and established models = 1.37531 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 39 model components to the UV plane model. ! The established model now contains 116 components and 1.37531 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=0.064974Jy sigma=1.394605 ! Fit after self-cal, rms=0.064873Jy sigma=1.392376 ! 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=0.064873Jy sigma=1.392376 ! Fit after self-cal, rms=0.064613Jy sigma=1.384511 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 = -0.000815906 Jy ! Component: 100 - total flux cleaned = -0.000631438 Jy ! Component: 150 - total flux cleaned = -0.000281255 Jy ! Component: 200 - total flux cleaned = -0.000119463 Jy ! Total flux subtracted in 200 components = -0.000119463 Jy ! Clean residual min=-0.006170 max=0.006123 Jy/beam ! Clean residual mean=-0.000015 rms=0.001436 Jy/beam ! Combined flux in latest and established models = 1.37519 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 132 components and 1.37519 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=0.063807Jy sigma=1.366151 ! Fit after self-cal, rms=0.063751Jy sigma=1.364604 ! 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: 2.326 x 7.958 at -60.96 degrees (North through East) ! Clean map min=-0.0071988 max=1.1241 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=0.063751Jy sigma=1.364604 ! Fit after self-cal, rms=0.038133Jy sigma=0.792240 ! 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=0.038133Jy sigma=0.792240 ! Fit after self-cal, rms=0.038113Jy sigma=0.791805 ! Inverting map and beam ! Estimated beam: bmin=2.319 mas, bmaj=7.912 mas, bpa=-61.11 degrees ! Estimated noise=0.157407 mJy/beam. ! Added new window around map position (-0.6, -15). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00357318 Jy ! Component: 100 - total flux cleaned = 0.00613416 Jy ! Component: 150 - total flux cleaned = 0.0078912 Jy ! Component: 200 - total flux cleaned = 0.00882986 Jy ! Total flux subtracted in 200 components = 0.00882986 Jy ! Clean residual min=-0.002636 max=0.002739 Jy/beam ! Clean residual mean=-0.000026 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 1.38402 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 44 model components to the UV plane model. ! The established model now contains 173 components and 1.38402 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=0.037053Jy sigma=0.768860 ! Fit after self-cal, rms=0.037021Jy sigma=0.768273 ! Inverting map ! Added new window around map position (23.7, -19.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00332708 Jy ! Component: 100 - total flux cleaned = 0.00497087 Jy ! Component: 150 - total flux cleaned = 0.00569891 Jy ! Component: 200 - total flux cleaned = 0.00620032 Jy ! Total flux subtracted in 200 components = 0.00620032 Jy ! Clean residual min=-0.002226 max=0.001605 Jy/beam ! Clean residual mean=-0.000002 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 1.39022 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 46 model components to the UV plane model. ! The established model now contains 207 components and 1.39022 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=0.036552Jy sigma=0.758202 ! Fit after self-cal, rms=0.036537Jy sigma=0.757836 ! 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=1.558 mas, bmaj=7.325 mas, bpa=-63.67 degrees ! Estimated noise=0.384621 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.8659 Jy ! Component: 100 - total flux cleaned = 1.12155 Jy ! Component: 150 - total flux cleaned = 1.22965 Jy ! Component: 200 - total flux cleaned = 1.27828 Jy ! Total flux subtracted in 200 components = 1.27828 Jy ! Clean residual min=-0.012333 max=0.017757 Jy/beam ! Clean residual mean=-0.000122 rms=0.002477 Jy/beam ! Combined flux in latest and established models = 1.27828 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 14 model components to the UV plane model. ! The established model now contains 14 components and 1.27828 Jy ! Inverting map and beam ! Estimated beam: bmin=2.319 mas, bmaj=7.912 mas, bpa=-61.11 degrees ! Estimated noise=0.157407 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 = 0.040647 Jy ! Component: 100 - total flux cleaned = 0.0645728 Jy ! Component: 150 - total flux cleaned = 0.0806849 Jy ! Component: 200 - total flux cleaned = 0.0905282 Jy ! Total flux subtracted in 200 components = 0.0905282 Jy ! Clean residual min=-0.005443 max=0.007353 Jy/beam ! Clean residual mean=-0.000109 rms=0.001468 Jy/beam ! Combined flux in latest and established models = 1.36881 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 74 components and 1.36881 Jy ! Inverting map ! Added new window around map position (-43.2, 3.3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00710873 Jy ! Component: 100 - total flux cleaned = 0.0108958 Jy ! Component: 150 - total flux cleaned = 0.0128697 Jy ! Component: 200 - total flux cleaned = 0.0149867 Jy ! Total flux subtracted in 200 components = 0.0149867 Jy ! Clean residual min=-0.003317 max=0.003804 Jy/beam ! Clean residual mean=-0.000032 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 1.3838 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 133 components and 1.3838 Jy ! Inverting map ! Added new window around map position (-21.3, 0.3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00357992 Jy ! Component: 100 - total flux cleaned = 0.00492208 Jy ! Component: 150 - total flux cleaned = 0.00552855 Jy ! Component: 200 - total flux cleaned = 0.0062145 Jy ! Total flux subtracted in 200 components = 0.0062145 Jy ! Clean residual min=-0.002998 max=0.002637 Jy/beam ! Clean residual mean=-0.000000 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 1.39001 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 182 components and 1.39001 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000625406 Jy ! Component: 100 - total flux cleaned = 0.000967688 Jy ! Component: 150 - total flux cleaned = 0.00118862 Jy ! Component: 200 - total flux cleaned = 0.00148988 Jy ! Total flux subtracted in 200 components = 0.00148988 Jy ! Clean residual min=-0.002672 max=0.002175 Jy/beam ! Clean residual mean=0.000006 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 1.3915 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 64 model components to the UV plane model. ! The established model now contains 214 components and 1.3915 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=0.036627Jy sigma=0.763509 ! Fit after self-cal, rms=0.036536Jy sigma=0.760213 wmodel J1642+6856_C_map.mod ! Writing 214 model components to file: J1642+6856_C_map.mod wobs J1642+6856_C_uvs.fits ! Writing UV FITS file: J1642+6856_C_uvs.fits wwins J1642+6856_C_map.win ! wwins: Wrote 7 windows to J1642+6856_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 = -0.000304664 Jy ! Component: 100 - total flux cleaned = -0.00041233 Jy ! Component: 150 - total flux cleaned = -0.000476907 Jy ! Component: 200 - total flux cleaned = -0.000629208 Jy ! Component: 250 - total flux cleaned = -0.000802507 Jy ! Component: 300 - total flux cleaned = -0.000859143 Jy ! Component: 350 - total flux cleaned = -0.000780095 Jy ! Component: 400 - total flux cleaned = -0.000755155 Jy ! Component: 450 - total flux cleaned = -0.00063024 Jy ! Component: 500 - total flux cleaned = -0.000508711 Jy ! Component: 550 - total flux cleaned = -0.000366321 Jy ! Component: 600 - total flux cleaned = -0.000342639 Jy ! Component: 650 - total flux cleaned = -0.000228516 Jy ! Component: 700 - total flux cleaned = -0.000184047 Jy ! Component: 750 - total flux cleaned = -0.000162066 Jy ! Component: 800 - total flux cleaned = -5.41394e-05 Jy ! Component: 850 - total flux cleaned = 9.46868e-06 Jy ! Component: 900 - total flux cleaned = 3.05012e-05 Jy ! Component: 950 - total flux cleaned = 9.23062e-05 Jy ! Component: 1000 - total flux cleaned = 0.00015303 Jy ! Component: 1050 - total flux cleaned = 0.000212899 Jy ! Component: 1100 - total flux cleaned = 0.000252546 Jy ! Component: 1150 - total flux cleaned = 0.000291721 Jy ! Component: 1200 - total flux cleaned = 0.000292218 Jy ! Component: 1250 - total flux cleaned = 0.000368472 Jy ! Component: 1300 - total flux cleaned = 0.000387278 Jy ! Component: 1350 - total flux cleaned = 0.000368739 Jy ! Component: 1400 - total flux cleaned = 0.000423903 Jy ! Component: 1450 - total flux cleaned = 0.000478522 Jy ! Component: 1500 - total flux cleaned = 0.000478654 Jy ! Component: 1550 - total flux cleaned = 0.000514346 Jy ! Component: 1600 - total flux cleaned = 0.000497139 Jy ! Component: 1650 - total flux cleaned = 0.000549746 Jy ! Component: 1700 - total flux cleaned = 0.000618865 Jy ! Component: 1750 - total flux cleaned = 0.000618888 Jy ! Component: 1800 - total flux cleaned = 0.000652892 Jy ! Component: 1850 - total flux cleaned = 0.000686213 Jy ! Component: 1900 - total flux cleaned = 0.000669719 Jy ! Component: 1950 - total flux cleaned = 0.000702704 Jy ! Component: 2000 - total flux cleaned = 0.00075174 Jy ! Component: 2050 - total flux cleaned = 0.000816542 Jy ! Component: 2100 - total flux cleaned = 0.000864201 Jy ! Component: 2150 - total flux cleaned = 0.00087993 Jy ! Component: 2200 - total flux cleaned = 0.00091135 Jy ! Component: 2250 - total flux cleaned = 0.000973864 Jy ! Component: 2300 - total flux cleaned = 0.000989275 Jy ! Component: 2350 - total flux cleaned = 0.00106599 Jy ! Component: 2400 - total flux cleaned = 0.00111163 Jy ! Component: 2450 - total flux cleaned = 0.00118713 Jy ! Component: 2500 - total flux cleaned = 0.00121707 Jy ! Component: 2550 - total flux cleaned = 0.00126164 Jy ! Component: 2600 - total flux cleaned = 0.00127634 Jy ! Component: 2650 - total flux cleaned = 0.00130548 Jy ! Component: 2700 - total flux cleaned = 0.00139242 Jy ! Component: 2750 - total flux cleaned = 0.00140686 Jy ! Component: 2800 - total flux cleaned = 0.00149237 Jy ! Component: 2850 - total flux cleaned = 0.0015349 Jy ! Component: 2900 - total flux cleaned = 0.00157704 Jy ! Component: 2950 - total flux cleaned = 0.00164693 Jy ! Component: 3000 - total flux cleaned = 0.00167469 Jy ! Component: 3050 - total flux cleaned = 0.00174349 Jy ! Component: 3100 - total flux cleaned = 0.00183899 Jy ! Component: 3150 - total flux cleaned = 0.00187959 Jy ! Component: 3200 - total flux cleaned = 0.0018796 Jy ! Component: 3250 - total flux cleaned = 0.00189298 Jy ! Component: 3300 - total flux cleaned = 0.00191956 Jy ! Component: 3350 - total flux cleaned = 0.00198542 Jy ! Component: 3400 - total flux cleaned = 0.001946 Jy ! Component: 3450 - total flux cleaned = 0.00199809 Jy ! Component: 3500 - total flux cleaned = 0.00208852 Jy ! Component: 3550 - total flux cleaned = 0.00207552 Jy ! Component: 3600 - total flux cleaned = 0.00208829 Jy ! Component: 3650 - total flux cleaned = 0.00211354 Jy ! Component: 3700 - total flux cleaned = 0.00217648 Jy ! Component: 3750 - total flux cleaned = 0.00216396 Jy ! Component: 3800 - total flux cleaned = 0.0022012 Jy ! Component: 3850 - total flux cleaned = 0.0022383 Jy ! Component: 3900 - total flux cleaned = 0.00223837 Jy ! Component: 3950 - total flux cleaned = 0.00231155 Jy ! Component: 4000 - total flux cleaned = 0.00232362 Jy ! Component: 4050 - total flux cleaned = 0.00237191 Jy ! Total flux subtracted in 4096 components = 0.00243175 Jy ! Clean residual min=-0.000696 max=0.000611 Jy/beam ! Clean residual mean=-0.000004 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 1.39393 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 497 components and 1.39393 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J1642+6856_C_c_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.319 x 7.912 at -61.11 degrees (North through East) ! Clean map min=-0.0037389 max=1.1167 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J1642+6856_C_c_map.fits wmodel /vlbi/vcs9/uvm//J1642+6856_C_c_map.mod ! Writing 497 model components to file: /vlbi/vcs9/uvm//J1642+6856_C_c_map.mod wobs /vlbi/vcs9/uvm//J1642+6856_C_c_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J1642+6856_C_c_uvs.fits wwins /vlbi/vcs9/uvm//J1642+6856_C_c_map.win ! wwins: Wrote 8 windows to /vlbi/vcs9/uvm//J1642+6856_C_c_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.1167 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000243402 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0653898 0.0653898 0.13078 0.261559 0.523118 1.04624 2.09247 4.18494 8.36989 16.7398 33.4796 66.9591 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.116 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4587.87 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J1642+6856_C_c_dfm.log closed on Tue Dec 26 22:46:26 2017