! Started logfile: /vlbi/vcs9/uvm//J0257+0601_C_b_dfm.log on Tue Dec 26 21:18:23 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//J0257+0601_C_b_uvm.fits ! Reading UV FITS file: /vlbi/vcs9/uvm//J0257+0601_C_b_uvm.fits ! AN table 1: 24 integrations on 28 of 28 possible baselines. ! AN table 2: 31 integrations on 28 of 28 possible baselines. ! AN table 3: 27 integrations on 36 of 36 possible baselines. ! AN table 4: 18 integrations on 36 of 36 possible baselines. ! AN table 5: 18 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.862917 visibilities/baseline/integration-bin. ! Found source: J0257+0601 ! ! 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 24424 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 J0257+0601_C] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 60 float amp_soltime2 amp_soltime2 = 5 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.1 float win_mult win_mult = 1.8 float time_av time_av = 30 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_02.dvm version of 2017.12.26 === " ! === Difmap script: pima_mupet_02.dvm version of 2017.12.26 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.039818 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 12 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 5. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 6. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 7. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 8. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 44 telescope corrections were flagged in sub-array 2. ! A total of 28 telescope corrections were flagged in sub-array 3. ! A total of 1 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.000417Jy sigma=29.079417 ! Fit after self-cal, rms=0.980769Jy sigma=28.523922 ! 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=1.404 mas, bmaj=3.638 mas, bpa=-5.86 degrees ! Estimated noise=0.255785 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 = 0.0148985 Jy ! Component: 100 - total flux cleaned = 0.0188061 Jy ! Total flux subtracted in 100 components = 0.0188061 Jy ! Clean residual min=-0.000896 max=0.001460 Jy/beam ! Clean residual mean=-0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0188061 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0188061 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=0.034395Jy sigma=0.805889 ! Fit after self-cal, rms=0.034371Jy sigma=0.804946 ! 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=1.958 mas, bmaj=4.44 mas, bpa=-0.7859 degrees ! Estimated noise=0.155633 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 = 0.00361036 Jy ! Component: 100 - total flux cleaned = 0.00514161 Jy ! Component: 150 - total flux cleaned = 0.00590743 Jy ! Component: 200 - total flux cleaned = 0.00630446 Jy ! Total flux subtracted in 200 components = 0.00630446 Jy ! Clean residual min=-0.000759 max=0.001246 Jy/beam ! Clean residual mean=-0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0251106 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 52 model components to the UV plane model. ! The established model now contains 65 components and 0.0251106 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=0.034085Jy sigma=0.795898 ! Fit after self-cal, rms=0.034085Jy sigma=0.795868 ! 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: 1.06652 ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 0.85 KP 0.75 LA 0.82 ! NL 1.64 OV 0.73 PT 0.61 SC 1.00 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.05954 ! Telescope amplitude corrections in sub-array 2: ! FD 0.91 HN 0.93 KP 0.90 LA 1.00 ! MK 0.90 NL 0.92 OV 1.20 SC 0.79 ! ! Amplitude normalization factor in sub-array 3: 0.929057 ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.90 HN 1.14 KP 0.79 ! LA 1.55 NL 0.96 OV 1.14 PT 1.02 ! SC 1.15 ! ! Amplitude normalization factor in sub-array 4: 1.00271 ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.81 HN 1.10 KP 1.13 ! LA 1.11 MK 0.91 NL 0.71 OV 1.28 ! PT 1.04 ! ! Amplitude normalization factor in sub-array 5: 1.04078 ! Telescope amplitude corrections in sub-array 5: ! HN 0.92 KP 0.96 LA 0.96 MK 0.64 ! NL 1.06 OV 1.28 SC 0.91 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.23491 ! Telescope amplitude corrections in sub-array 1: ! FD 0.82 HN 0.87 KP 0.66 LA 0.55 ! NL 1.38 OV 0.86 PT 0.42 SC 0.91 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00367 ! Telescope amplitude corrections in sub-array 2: ! FD 0.87 HN 1.07 KP 1.09 LA 0.84 ! MK 1.04 NL 1.17 OV 1.01 SC 0.88 ! ! Amplitude normalization factor in sub-array 3: 1.06127 ! Telescope amplitude corrections in sub-array 3: ! BR 0.87 FD 0.87 HN 1.04 KP 0.72 ! LA 0.98 NL 0.96 OV 1.18 PT 1.05 ! SC 0.82 ! ! Amplitude normalization factor in sub-array 4: 0.94726 ! Telescope amplitude corrections in sub-array 4: ! BR 1.58 FD 0.79 HN 1.18 KP 1.43 ! LA 0.93 MK 0.78 NL 0.68 OV 1.38 ! PT 0.75 ! ! Amplitude normalization factor in sub-array 5: 1.01625 ! Telescope amplitude corrections in sub-array 5: ! HN 1.00 KP 0.93 LA 0.99 MK 1.20 ! NL 1.00 OV 1.01 SC 0.76 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.10311 ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.01 KP 0.90 LA 0.65 ! NL 1.12 OV 1.06 PT 0.68 SC 0.80 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.910953 ! Telescope amplitude corrections in sub-array 2: ! FD 0.96 HN 1.52 KP 1.07 LA 1.00 ! MK 0.77 NL 1.40 OV 1.08 SC 0.98 ! ! Amplitude normalization factor in sub-array 3: 0.943388 ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.00 HN 0.92 KP 0.96 ! LA 1.11 NL 1.25 OV 1.39 PT 0.88 ! SC 0.94 ! ! Amplitude normalization factor in sub-array 4: 0.951344 ! Telescope amplitude corrections in sub-array 4: ! BR 1.13 FD 0.89 HN 1.26 KP 1.08 ! LA 1.05 MK 0.89 NL 0.92 OV 1.24 ! PT 1.00 ! ! Amplitude normalization factor in sub-array 5: 0.951099 ! Telescope amplitude corrections in sub-array 5: ! HN 1.02 KP 0.96 LA 1.19 MK 1.03 ! NL 1.16 OV 1.20 SC 0.79 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.842026 ! Telescope amplitude corrections in sub-array 1: ! FD 1.13 HN 0.77 KP 1.31 LA 1.03 ! NL 1.84 OV 1.54 PT 0.96 SC 0.93 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 0.993903 ! Telescope amplitude corrections in sub-array 2: ! FD 0.77 HN 1.16 KP 0.95 LA 0.99 ! MK 0.78 NL 1.32 OV 1.15 SC 0.93 ! ! Amplitude normalization factor in sub-array 3: 0.882771 ! Telescope amplitude corrections in sub-array 3: ! BR 1.17 FD 0.95 HN 1.21 KP 0.86 ! LA 1.11 NL 1.09 OV 1.24 PT 1.17 ! SC 1.39 ! ! Amplitude normalization factor in sub-array 4: 0.906033 ! Telescope amplitude corrections in sub-array 4: ! BR 1.24 FD 0.99 HN 1.18 KP 0.92 ! LA 1.46 MK 1.09 NL 0.91 OV 1.16 ! PT 0.99 ! ! Amplitude normalization factor in sub-array 5: 1.05856 ! Telescope amplitude corrections in sub-array 5: ! HN 0.82 KP 1.09 LA 0.97 MK 0.80 ! NL 1.12 OV 0.96 SC 0.85 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.95075 ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 0.92 KP 1.06 LA 0.93 ! NL 1.03 OV 1.31 PT 0.98 SC 1.14 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.00475 ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 HN 1.22 KP 0.91 LA 0.92 ! MK 0.92 NL 1.11 OV 1.01 SC 0.87 ! ! Amplitude normalization factor in sub-array 3: 0.915773 ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.14 HN 1.12 KP 1.05 ! LA 1.08 NL 1.14 OV 1.27 PT 0.95 ! SC 1.11 ! ! Amplitude normalization factor in sub-array 4: 0.959609 ! Telescope amplitude corrections in sub-array 4: ! BR 1.13 FD 1.04 HN 1.03 KP 0.98 ! LA 1.17 MK 1.19 NL 0.76 OV 1.09 ! PT 1.00 ! ! Amplitude normalization factor in sub-array 5: 1.04326 ! Telescope amplitude corrections in sub-array 5: ! HN 1.08 KP 1.07 LA 0.85 MK 0.85 ! NL 0.95 OV 1.15 SC 0.75 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.971094 ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 0.95 KP 1.04 LA 1.03 ! NL 1.08 OV 1.00 PT 1.01 SC 1.08 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.02562 ! Telescope amplitude corrections in sub-array 2: ! FD 0.88 HN 0.92 KP 1.04 LA 0.93 ! MK 0.98 NL 0.85 OV 0.89 SC 1.32 ! ! Amplitude normalization factor in sub-array 3: 0.922694 ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 0.97 HN 1.36 KP 0.70 ! LA 0.99 NL 1.07 OV 1.18 PT 1.14 ! SC 1.45 ! ! Amplitude normalization factor in sub-array 4: 0.935155 ! Telescope amplitude corrections in sub-array 4: ! BR 1.12 FD 0.96 HN 0.94 KP 1.08 ! LA 0.87 MK 1.34 NL 0.93 OV 1.29 ! PT 1.07 ! ! Amplitude normalization factor in sub-array 5: 0.913059 ! Telescope amplitude corrections in sub-array 5: ! HN 1.16 KP 1.11 LA 0.92 MK 1.14 ! NL 1.10 OV 1.32 SC 0.92 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.819436 ! Telescope amplitude corrections in sub-array 1: ! FD 1.28 HN 1.11 KP 1.22 LA 0.99 ! NL 1.19 OV 1.58 PT 1.17 SC 1.22 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.04347 ! Telescope amplitude corrections in sub-array 2: ! FD 0.85 HN 0.83 KP 1.01 LA 0.84 ! MK 0.83 NL 1.01 OV 1.02 SC 1.27 ! ! Amplitude normalization factor in sub-array 3: 0.946494 ! Telescope amplitude corrections in sub-array 3: ! BR 0.85 FD 0.88 HN 1.18 KP 0.94 ! LA 0.93 NL 1.16 OV 1.03 PT 1.00 ! SC 1.54 ! ! Amplitude normalization factor in sub-array 4: 0.91517 ! Telescope amplitude corrections in sub-array 4: ! BR 1.34 FD 1.08 HN 1.33 KP 1.01 ! LA 1.06 MK 0.87 NL 0.92 OV 1.24 ! PT 0.98 ! ! Amplitude normalization factor in sub-array 5: 0.921314 ! Telescope amplitude corrections in sub-array 5: ! HN 1.12 KP 1.01 LA 0.87 MK 1.32 ! NL 0.99 OV 1.09 SC 1.20 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.995062 ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.00 KP 1.06 LA 0.94 ! NL 1.00 OV 1.25 PT 0.93 SC 0.88 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Amplitude normalization factor in sub-array 2: 1.04943 ! Telescope amplitude corrections in sub-array 2: ! FD 0.83 HN 0.95 KP 1.00 LA 0.98 ! MK 0.98 NL 0.91 OV 1.09 SC 0.88 ! ! Amplitude normalization factor in sub-array 3: 0.976314 ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.17 HN 1.15 KP 0.87 ! LA 0.98 NL 1.22 OV 0.95 PT 0.90 ! SC 1.02 ! ! Amplitude normalization factor in sub-array 4: 0.978256 ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 FD 1.03 HN 1.36 KP 1.03 ! LA 0.93 MK 1.19 NL 0.91 OV 0.94 ! PT 0.92 ! ! Amplitude normalization factor in sub-array 5: 0.869996 ! Telescope amplitude corrections in sub-array 5: ! HN 1.51 KP 1.38 LA 1.29 MK 1.14 ! NL 0.92 OV 0.94 SC 0.88 ! ! ! Fit before self-cal, rms=0.034085Jy sigma=0.795868 ! Fit after self-cal, rms=0.032194Jy sigma=0.783142 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=0.032194Jy sigma=0.783142 ! Fit after self-cal, rms=0.032201Jy sigma=0.783076 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.965 mas, bmaj=4.541 mas, bpa=-1.485 degrees ! Estimated noise=0.145383 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 = -0.00080475 Jy ! Component: 100 - total flux cleaned = -0.000931511 Jy ! Component: 150 - total flux cleaned = -0.000925912 Jy ! Component: 200 - total flux cleaned = -0.000915863 Jy ! Total flux subtracted in 200 components = -0.000915863 Jy ! Clean residual min=-0.000641 max=0.000678 Jy/beam ! Clean residual mean=-0.000001 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0241947 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 0.0241947 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=0.032196Jy sigma=0.782539 ! Fit after self-cal, rms=0.032196Jy sigma=0.782539 ! 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=0.032196Jy sigma=0.782539 ! Fit after self-cal, rms=0.032153Jy sigma=0.781072 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 = 9.12201e-05 Jy ! Component: 100 - total flux cleaned = 0.000107833 Jy ! Component: 150 - total flux cleaned = 0.000119376 Jy ! Component: 200 - total flux cleaned = 0.000130283 Jy ! Total flux subtracted in 200 components = 0.000130283 Jy ! Clean residual min=-0.000631 max=0.000655 Jy/beam ! Clean residual mean=-0.000001 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.024325 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 0.024325 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=0.032152Jy sigma=0.781042 ! Fit after self-cal, rms=0.032146Jy sigma=0.780728 ! 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: 1.965 x 4.541 at -1.485 degrees (North through East) ! Clean map min=-0.00062902 max=0.017792 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 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=1.395 mas, bmaj=3.66 mas, bpa=-5.915 degrees ! Estimated noise=0.244347 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142992 Jy ! Component: 100 - total flux cleaned = 0.0180839 Jy ! Component: 150 - total flux cleaned = 0.0199284 Jy ! Component: 200 - total flux cleaned = 0.0210447 Jy ! Total flux subtracted in 200 components = 0.0210447 Jy ! Clean residual min=-0.000809 max=0.000826 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0210447 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.0210447 Jy ! Inverting map and beam ! Estimated beam: bmin=1.965 mas, bmaj=4.541 mas, bpa=-1.485 degrees ! Estimated noise=0.145383 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) ! Added new window around map position (1.8, 0). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181755 Jy ! Component: 100 - total flux cleaned = 0.00275422 Jy ! Component: 150 - total flux cleaned = 0.00333311 Jy ! Component: 200 - total flux cleaned = 0.00371558 Jy ! Total flux subtracted in 200 components = 0.00371558 Jy ! Clean residual min=-0.000619 max=0.000620 Jy/beam ! Clean residual mean=-0.000001 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0247603 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 98 components and 0.0247603 Jy ! Inverting map clean ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263264 Jy ! Component: 100 - total flux cleaned = 0.000449688 Jy ! Component: 150 - total flux cleaned = 0.00058308 Jy ! Component: 200 - total flux cleaned = 0.000658732 Jy ! Total flux subtracted in 200 components = 0.000658732 Jy ! Clean residual min=-0.000595 max=0.000569 Jy/beam ! Clean residual mean=-0.000001 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.025419 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 108 components and 0.025419 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=0.032143Jy sigma=0.780231 ! Fit after self-cal, rms=0.032141Jy sigma=0.780046 wmodel J0257+0601_C_map.mod ! Writing 108 model components to file: J0257+0601_C_map.mod wobs J0257+0601_C_uvs.fits ! Writing UV FITS file: J0257+0601_C_uvs.fits wwins J0257+0601_C_map.win ! wwins: Wrote 2 windows to J0257+0601_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 = 8.1071e-05 Jy ! Component: 100 - total flux cleaned = 0.000181801 Jy ! Component: 150 - total flux cleaned = 0.000268596 Jy ! Component: 200 - total flux cleaned = 0.000343333 Jy ! Component: 250 - total flux cleaned = 0.000383075 Jy ! Component: 300 - total flux cleaned = 0.000413696 Jy ! Component: 350 - total flux cleaned = 0.000457916 Jy ! Component: 400 - total flux cleaned = 0.000493509 Jy ! Component: 450 - total flux cleaned = 0.000528244 Jy ! Component: 500 - total flux cleaned = 0.0005825 Jy ! Component: 550 - total flux cleaned = 0.000642259 Jy ! Component: 600 - total flux cleaned = 0.000661816 Jy ! Component: 650 - total flux cleaned = 0.000687344 Jy ! Component: 700 - total flux cleaned = 0.000680994 Jy ! Component: 750 - total flux cleaned = 0.000699533 Jy ! Component: 800 - total flux cleaned = 0.000675036 Jy ! Component: 850 - total flux cleaned = 0.000687183 Jy ! Component: 900 - total flux cleaned = 0.000693178 Jy ! Component: 950 - total flux cleaned = 0.000710837 Jy ! Component: 1000 - total flux cleaned = 0.000699236 Jy ! Component: 1050 - total flux cleaned = 0.000710722 Jy ! Component: 1100 - total flux cleaned = 0.00069936 Jy ! Component: 1150 - total flux cleaned = 0.000705033 Jy ! Component: 1200 - total flux cleaned = 0.000682774 Jy ! Component: 1250 - total flux cleaned = 0.000688311 Jy ! Component: 1300 - total flux cleaned = 0.000666536 Jy ! Component: 1350 - total flux cleaned = 0.000666596 Jy ! Component: 1400 - total flux cleaned = 0.00066656 Jy ! Component: 1450 - total flux cleaned = 0.000650605 Jy ! Component: 1500 - total flux cleaned = 0.000624392 Jy ! Component: 1550 - total flux cleaned = 0.000639995 Jy ! Component: 1600 - total flux cleaned = 0.00062975 Jy ! Component: 1650 - total flux cleaned = 0.000624587 Jy ! Component: 1700 - total flux cleaned = 0.000614466 Jy ! Component: 1750 - total flux cleaned = 0.00059944 Jy ! Component: 1800 - total flux cleaned = 0.000604414 Jy ! Component: 1850 - total flux cleaned = 0.000594534 Jy ! Component: 1900 - total flux cleaned = 0.000589601 Jy ! Component: 1950 - total flux cleaned = 0.000579889 Jy ! Component: 2000 - total flux cleaned = 0.000560628 Jy ! Component: 2050 - total flux cleaned = 0.000570238 Jy ! Component: 2100 - total flux cleaned = 0.000570241 Jy ! Component: 2150 - total flux cleaned = 0.000565436 Jy ! Component: 2200 - total flux cleaned = 0.000546743 Jy ! Component: 2250 - total flux cleaned = 0.000542078 Jy ! Component: 2300 - total flux cleaned = 0.000542095 Jy ! Component: 2350 - total flux cleaned = 0.000532928 Jy ! Component: 2400 - total flux cleaned = 0.000537477 Jy ! Component: 2450 - total flux cleaned = 0.000537444 Jy ! Component: 2500 - total flux cleaned = 0.0005329 Jy ! Component: 2550 - total flux cleaned = 0.000523978 Jy ! Component: 2600 - total flux cleaned = 0.000524021 Jy ! Component: 2650 - total flux cleaned = 0.000524057 Jy ! Component: 2700 - total flux cleaned = 0.000554634 Jy ! Component: 2750 - total flux cleaned = 0.000550279 Jy ! Component: 2800 - total flux cleaned = 0.000528683 Jy ! Component: 2850 - total flux cleaned = 0.000541566 Jy ! Component: 2900 - total flux cleaned = 0.000524491 Jy ! Component: 2950 - total flux cleaned = 0.000532989 Jy ! Component: 3000 - total flux cleaned = 0.000541402 Jy ! Component: 3050 - total flux cleaned = 0.000528833 Jy ! Component: 3100 - total flux cleaned = 0.000533038 Jy ! Component: 3150 - total flux cleaned = 0.000533021 Jy ! Component: 3200 - total flux cleaned = 0.000528881 Jy ! Component: 3250 - total flux cleaned = 0.000532953 Jy ! Component: 3300 - total flux cleaned = 0.000528862 Jy ! Component: 3350 - total flux cleaned = 0.00052482 Jy ! Component: 3400 - total flux cleaned = 0.000516709 Jy ! Component: 3450 - total flux cleaned = 0.000504601 Jy ! Component: 3500 - total flux cleaned = 0.000512653 Jy ! Component: 3550 - total flux cleaned = 0.000504677 Jy ! Component: 3600 - total flux cleaned = 0.000504681 Jy ! Component: 3650 - total flux cleaned = 0.000512605 Jy ! Component: 3700 - total flux cleaned = 0.000492831 Jy ! Component: 3750 - total flux cleaned = 0.000492851 Jy ! Component: 3800 - total flux cleaned = 0.000504606 Jy ! Component: 3850 - total flux cleaned = 0.000492888 Jy ! Component: 3900 - total flux cleaned = 0.000496736 Jy ! Component: 3950 - total flux cleaned = 0.000496745 Jy ! Component: 4000 - total flux cleaned = 0.0004929 Jy ! Component: 4050 - total flux cleaned = 0.000504435 Jy ! Total flux subtracted in 4096 components = 0.000489109 Jy ! Clean residual min=-0.000334 max=0.000210 Jy/beam ! Clean residual mean=-0.000000 rms=0.000071 Jy/beam ! Combined flux in latest and established models = 0.0259081 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 397 components and 0.0259081 Jy ![Exited script file: /opt64/bin/pima_mupet_02.dfm] wmap /vlbi/vcs9/uvm//J0257+0601_C_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.965 x 4.541 at -1.485 degrees (North through East) ! Clean map min=-0.00036203 max=0.01783 Jy/beam ! Writing clean map to FITS file: /vlbi/vcs9/uvm//J0257+0601_C_b_map.fits wmodel /vlbi/vcs9/uvm//J0257+0601_C_b_map.mod ! Writing 397 model components to file: /vlbi/vcs9/uvm//J0257+0601_C_b_map.mod wobs /vlbi/vcs9/uvm//J0257+0601_C_b_uvs.fits ! Writing UV FITS file: /vlbi/vcs9/uvm//J0257+0601_C_b_uvs.fits wwins /vlbi/vcs9/uvm//J0257+0601_C_b_map.win ! wwins: Wrote 3 windows to /vlbi/vcs9/uvm//J0257+0601_C_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0178297 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.73781e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.13369 1.13369 2.26738 4.53476 9.06953 18.1391 36.2781 72.5562 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.017 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 264.622 quit ! Quitting program ! Log file /vlbi/vcs9/uvm//J0257+0601_C_b_dfm.log closed on Tue Dec 26 21:18:27 2017