! Started logfile: /vlbi/sb072/temp_maps//J0228+6721_C_dfm.log on Tue Mar 5 22:42:32 2019 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/sb072/temp_maps//J0228+6721_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0228+6721_C_uvm.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! AN table 2: 4 integrations on 21 of 21 possible baselines. ! AN table 3: 4 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0228+6721 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 2048 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_01.dfm J0228+6721_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. 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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.304259Jy sigma=45.405567 ! Fit after self-cal, rms=0.289325Jy sigma=9.996994 ! 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. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.653 mas, bmaj=4.861 mas, bpa=65.07 degrees ! Estimated noise=0.713484 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.640691 Jy ! Component: 100 - total flux cleaned = 0.781641 Jy ! Total flux subtracted in 100 components = 0.781641 Jy ! Clean residual min=-0.057945 max=0.067391 Jy/beam ! Clean residual mean=0.000015 rms=0.013394 Jy/beam ! Combined flux in latest and established models = 0.78164 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.78164 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=0.231358Jy sigma=7.884073 ! Fit after self-cal, rms=0.231353Jy sigma=7.884029 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! 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=2.103 mas, bmaj=5.621 mas, bpa=62.74 degrees ! Estimated noise=0.487493 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0484312 Jy ! Component: 100 - total flux cleaned = 0.051057 Jy ! Component: 150 - total flux cleaned = 0.0511187 Jy ! Component: 200 - total flux cleaned = 0.0510943 Jy ! Total flux subtracted in 200 components = 0.0510943 Jy ! Clean residual min=-0.066786 max=0.056495 Jy/beam ! Clean residual mean=0.000075 rms=0.016028 Jy/beam ! Combined flux in latest and established models = 0.832735 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.832735 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=0.218751Jy sigma=7.481909 ! Fit after self-cal, rms=0.218645Jy sigma=7.478757 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.103 x 5.621 at 62.74 degrees (North through East) ! Clean map min=-0.066135 max=0.81448 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.31 HN 1.06 KP 1.38 ! LA 1.00* NL 1.34 OV 1.11 PT 1.26 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 0.95 KP 0.87 LA 1.06 ! MK 1.06 NL 1.07 OV 0.91 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.83 HN 0.87 KP 0.85 ! LA 0.90 NL 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.29 HN 1.04 KP 1.37 ! LA 1.00* NL 1.34 OV 1.11 PT 1.25 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 0.96 KP 0.87 LA 1.06 ! MK 1.07 NL 1.08 OV 0.90 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.84 HN 0.86 KP 0.84 ! LA 0.90 NL 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.30 HN 1.02 KP 1.37 ! LA 1.00* NL 1.33 OV 1.11 PT 1.31 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.95 KP 0.87 LA 1.05 ! MK 1.05 NL 1.06 OV 0.88 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.85 HN 0.88 KP 0.84 ! LA 0.91 NL 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.31 HN 1.01 KP 1.39 ! LA 1.00* NL 1.35 OV 1.08 PT 1.27 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 0.96 KP 0.86 LA 1.04 ! MK 1.06 NL 1.05 OV 0.89 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.83 HN 0.88 KP 0.84 ! LA 0.90 NL 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.26 HN 0.99 KP 1.35 ! LA 1.00* NL 1.35 OV 1.11 PT 1.26 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.93 KP 0.86 LA 1.01 ! MK 1.05 NL 1.03 OV 0.90 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.83 HN 0.87 KP 0.85 ! LA 0.91 NL 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.26 HN 0.98 KP 1.35 ! LA 1.00* NL 1.35 OV 1.10 PT 1.25 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.92 KP 0.84 LA 0.99 ! MK 1.05 NL 1.02 OV 0.89 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.82 HN 0.88 KP 0.86 ! LA 0.90 NL 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.27 HN 0.97 KP 1.35 ! LA 1.00* NL 1.38 OV 1.09 PT 1.26 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 HN 0.94 KP 0.84 LA 0.99 ! MK 1.05 NL 1.03 OV 0.90 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.83 HN 0.87 KP 0.85 ! LA 0.91 NL 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.27 HN 1.00 KP 1.35 ! LA 1.00* NL 1.35 OV 1.06 PT 1.27 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 0.93 KP 0.84 LA 1.00 ! MK 1.04 NL 1.02 OV 0.89 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.83 HN 0.88 KP 0.84 ! LA 0.92 NL 0.90 ! ! ! Fit before self-cal, rms=0.218645Jy sigma=7.478757 ! Fit after self-cal, rms=0.080653Jy sigma=2.794483 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.093 mas, bmaj=5.621 mas, bpa=62.48 degrees ! Estimated noise=0.48268 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.5, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0424325 Jy ! Component: 100 - total flux cleaned = 0.0668966 Jy ! Component: 150 - total flux cleaned = 0.0829657 Jy ! Component: 200 - total flux cleaned = 0.0940463 Jy ! Total flux subtracted in 200 components = 0.0940463 Jy ! Clean residual min=-0.010585 max=0.013844 Jy/beam ! Clean residual mean=-0.000004 rms=0.002990 Jy/beam ! Combined flux in latest and established models = 0.926781 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 58 components and 0.926781 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=0.050704Jy sigma=1.688823 ! Fit after self-cal, rms=0.048604Jy sigma=1.618060 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 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=0.048604Jy sigma=1.618060 ! Fit after self-cal, rms=0.044070Jy sigma=1.493303 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.094 mas, bmaj=5.619 mas, bpa=62.53 degrees ! Estimated noise=0.478659 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150316 Jy ! Component: 100 - total flux cleaned = 0.0207285 Jy ! Component: 150 - total flux cleaned = 0.0247458 Jy ! Component: 200 - total flux cleaned = 0.026896 Jy ! Total flux subtracted in 200 components = 0.026896 Jy ! Clean residual min=-0.007182 max=0.008078 Jy/beam ! Clean residual mean=-0.000000 rms=0.001950 Jy/beam ! Combined flux in latest and established models = 0.953677 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 85 components and 0.953677 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=0.037356Jy sigma=1.225319 ! Fit after self-cal, rms=0.036554Jy sigma=1.199372 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00472841 Jy ! Component: 100 - total flux cleaned = 0.00653886 Jy ! Component: 150 - total flux cleaned = 0.00785046 Jy ! Component: 200 - total flux cleaned = 0.0092375 Jy ! Total flux subtracted in 200 components = 0.0092375 Jy ! Clean residual min=-0.006785 max=0.007499 Jy/beam ! Clean residual mean=-0.000000 rms=0.001740 Jy/beam ! Combined flux in latest and established models = 0.962915 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 0.962915 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=0.034708Jy sigma=1.125476 ! Fit after self-cal, rms=0.034431Jy sigma=1.117349 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 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=0.034431Jy sigma=1.117349 ! Fit after self-cal, rms=0.032884Jy sigma=1.069328 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.091 mas, bmaj=5.616 mas, bpa=62.48 degrees ! Estimated noise=0.478079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00452737 Jy ! Component: 100 - total flux cleaned = 0.00662318 Jy ! Component: 150 - total flux cleaned = 0.00748737 Jy ! Component: 200 - total flux cleaned = 0.00811525 Jy ! Total flux subtracted in 200 components = 0.00811525 Jy ! Clean residual min=-0.005951 max=0.006019 Jy/beam ! Clean residual mean=0.000000 rms=0.001453 Jy/beam ! Combined flux in latest and established models = 0.97103 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 125 components and 0.97103 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=0.031323Jy sigma=1.006513 ! Fit after self-cal, rms=0.031164Jy sigma=1.001065 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189407 Jy ! Component: 100 - total flux cleaned = 0.00211268 Jy ! Component: 150 - total flux cleaned = 0.00230694 Jy ! Component: 200 - total flux cleaned = 0.00249097 Jy ! Total flux subtracted in 200 components = 0.00249097 Jy ! Clean residual min=-0.005472 max=0.005752 Jy/beam ! Clean residual mean=0.000000 rms=0.001389 Jy/beam ! Combined flux in latest and established models = 0.973521 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 137 components and 0.973521 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=0.030491Jy sigma=0.973959 ! Fit after self-cal, rms=0.030424Jy sigma=0.971877 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 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=0.030424Jy sigma=0.971877 ! Fit after self-cal, rms=0.029969Jy sigma=0.956124 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.725 mas, bmaj=8.016 mas, bpa=50.85 degrees ! Estimated noise=0.546219 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372632 Jy ! Component: 100 - total flux cleaned = 0.00591681 Jy ! Component: 150 - total flux cleaned = 0.006718 Jy ! Component: 200 - total flux cleaned = 0.00724407 Jy ! Total flux subtracted in 200 components = 0.00724407 Jy ! Clean residual min=-0.005897 max=0.005832 Jy/beam ! Clean residual mean=-0.000001 rms=0.001546 Jy/beam ! Combined flux in latest and established models = 0.980765 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 153 components and 0.980765 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=0.029465Jy sigma=0.937692 ! Fit after self-cal, rms=0.029448Jy sigma=0.936737 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00024773 Jy ! Component: 100 - total flux cleaned = 0.000498724 Jy ! Component: 150 - total flux cleaned = 0.000444043 Jy ! Component: 200 - total flux cleaned = 0.000447699 Jy ! Total flux subtracted in 200 components = 0.000447699 Jy ! Clean residual min=-0.005525 max=0.005782 Jy/beam ! Clean residual mean=-0.000001 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 0.981213 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 169 components and 0.981213 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=0.029259Jy sigma=0.929252 ! Fit after self-cal, rms=0.029254Jy sigma=0.928840 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=2.088 mas, bmaj=5.613 mas, bpa=62.42 degrees ! Estimated noise=0.478243 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.088 x 5.613 at 62.42 degrees (North through East) ! Clean map min=-0.0055109 max=0.80966 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! 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=0.029254Jy sigma=0.928840 ! Fit after self-cal, rms=0.028026Jy sigma=0.889996 ! Inverting map and beam ! Estimated beam: bmin=2.086 mas, bmaj=5.609 mas, bpa=62.4 degrees ! Estimated noise=0.478561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169757 Jy ! Component: 100 - total flux cleaned = 0.00125995 Jy ! Component: 150 - total flux cleaned = 0.000793866 Jy ! Component: 200 - total flux cleaned = 0.000288321 Jy ! Total flux subtracted in 200 components = 0.000288321 Jy ! Clean residual min=-0.004716 max=0.005164 Jy/beam ! Clean residual mean=-0.000001 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 0.981501 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 182 components and 0.981501 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=0.027297Jy sigma=0.862024 ! Fit after self-cal, rms=0.027243Jy sigma=0.860964 ! Inverting map ! Added new window around map position (-39.3, -18.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239883 Jy ! Component: 100 - total flux cleaned = 0.00220409 Jy ! Component: 150 - total flux cleaned = 0.00191158 Jy ! Component: 200 - total flux cleaned = 0.0014217 Jy ! Total flux subtracted in 200 components = 0.0014217 Jy ! Clean residual min=-0.004452 max=0.004479 Jy/beam ! Clean residual mean=-0.000000 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 0.982923 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 204 components and 0.982923 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=0.026207Jy sigma=0.817089 ! Fit after self-cal, rms=0.026158Jy sigma=0.814152 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.026158Jy sigma=0.814152 ! Fit after self-cal, rms=0.025870Jy sigma=0.804500 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative 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=1.644 mas, bmaj=4.885 mas, bpa=64.85 degrees ! Estimated noise=0.697601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.626325 Jy ! Component: 100 - total flux cleaned = 0.763147 Jy ! Component: 150 - total flux cleaned = 0.809392 Jy ! Component: 200 - total flux cleaned = 0.839313 Jy ! Total flux subtracted in 200 components = 0.839313 Jy ! Clean residual min=-0.016839 max=0.017097 Jy/beam ! Clean residual mean=-0.000004 rms=0.003516 Jy/beam ! Combined flux in latest and established models = 0.839313 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 24 model components to the UV plane model. ! The established model now contains 24 components and 0.839313 Jy ! Inverting map and beam ! Estimated beam: bmin=2.083 mas, bmaj=5.605 mas, bpa=62.36 degrees ! Estimated noise=0.478402 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0352226 Jy ! Component: 100 - total flux cleaned = 0.0597371 Jy ! Component: 150 - total flux cleaned = 0.0781957 Jy ! Component: 200 - total flux cleaned = 0.0924119 Jy ! Total flux subtracted in 200 components = 0.0924119 Jy ! Clean residual min=-0.008044 max=0.009942 Jy/beam ! Clean residual mean=0.000002 rms=0.002222 Jy/beam ! Combined flux in latest and established models = 0.931725 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 62 components and 0.931725 Jy ! Inverting map ! Added new window around map position (2.7, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011764 Jy ! Component: 100 - total flux cleaned = 0.020175 Jy ! Component: 150 - total flux cleaned = 0.0259447 Jy ! Component: 200 - total flux cleaned = 0.0306135 Jy ! Total flux subtracted in 200 components = 0.0306135 Jy ! Clean residual min=-0.006070 max=0.006730 Jy/beam ! Clean residual mean=0.000001 rms=0.001527 Jy/beam ! Combined flux in latest and established models = 0.962338 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 86 components and 0.962338 Jy ! Inverting map ! Added new window around map position (-0.9, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00709221 Jy ! Component: 100 - total flux cleaned = 0.0105685 Jy ! Component: 150 - total flux cleaned = 0.0138452 Jy ! Component: 200 - total flux cleaned = 0.0169316 Jy ! Total flux subtracted in 200 components = 0.0169316 Jy ! Clean residual min=-0.005056 max=0.004031 Jy/beam ! Clean residual mean=0.000001 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 0.97927 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 110 components and 0.97927 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.717 mas, bmaj=8.019 mas, bpa=50.78 degrees ! Estimated noise=0.547664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00515453 Jy ! Component: 100 - total flux cleaned = 0.00747418 Jy ! Component: 150 - total flux cleaned = 0.00876083 Jy ! Component: 200 - total flux cleaned = 0.00974723 Jy ! Total flux subtracted in 200 components = 0.00974723 Jy ! Clean residual min=-0.004252 max=0.003606 Jy/beam ! Clean residual mean=0.000003 rms=0.001112 Jy/beam ! Combined flux in latest and established models = 0.989017 Jy flux_cutoff = imstat(rms) * dynam 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000854815 Jy ! Component: 100 - total flux cleaned = 0.00188705 Jy ! Component: 150 - total flux cleaned = 0.00268041 Jy ! Component: 200 - total flux cleaned = 0.00342044 Jy ! Total flux subtracted in 200 components = 0.00342044 Jy ! Clean residual min=-0.003882 max=0.003350 Jy/beam ! Clean residual mean=0.000003 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.992437 Jy ! Adding 117 model components to the UV plane model. ! The established model now contains 217 components and 0.992438 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.083 mas, bmaj=5.605 mas, bpa=62.36 degrees ! Estimated noise=0.478402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115622 Jy ! Component: 100 - total flux cleaned = 0.00182718 Jy ! Component: 150 - total flux cleaned = 0.00281396 Jy ! Component: 200 - total flux cleaned = 0.00362674 Jy ! Total flux subtracted in 200 components = 0.00362674 Jy ! Clean residual min=-0.003646 max=0.003173 Jy/beam ! Clean residual mean=0.000001 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.996064 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 242 components and 0.996064 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=0.023556Jy sigma=0.718560 ! Fit after self-cal, rms=0.022886Jy sigma=0.698706 wmodel J0228+6721_C_map.mod ! Writing 242 model components to file: J0228+6721_C_map.mod wobs J0228+6721_C_uvs.fits ! Writing UV FITS file: J0228+6721_C_uvs.fits wwins J0228+6721_C_map.win ! wwins: Wrote 5 windows to J0228+6721_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 = -0.000388271 Jy ! Component: 100 - total flux cleaned = -7.15993e-05 Jy ! Component: 150 - total flux cleaned = 0.000323338 Jy ! Component: 200 - total flux cleaned = 0.000791051 Jy ! Component: 250 - total flux cleaned = 0.00105726 Jy ! Component: 300 - total flux cleaned = 0.00127151 Jy ! Component: 350 - total flux cleaned = 0.00143808 Jy ! Component: 400 - total flux cleaned = 0.00167841 Jy ! Component: 450 - total flux cleaned = 0.00183241 Jy ! Component: 500 - total flux cleaned = 0.0021309 Jy ! Component: 550 - total flux cleaned = 0.00252886 Jy ! Component: 600 - total flux cleaned = 0.00281057 Jy ! Component: 650 - total flux cleaned = 0.00315487 Jy ! Component: 700 - total flux cleaned = 0.00349064 Jy ! Component: 750 - total flux cleaned = 0.0037538 Jy ! Component: 800 - total flux cleaned = 0.00407482 Jy ! Component: 850 - total flux cleaned = 0.00438943 Jy ! Component: 900 - total flux cleaned = 0.00472864 Jy ! Component: 950 - total flux cleaned = 0.0050311 Jy ! Component: 1000 - total flux cleaned = 0.00532819 Jy ! Component: 1050 - total flux cleaned = 0.0056482 Jy ! Component: 1100 - total flux cleaned = 0.00587766 Jy ! Component: 1150 - total flux cleaned = 0.00607449 Jy ! Component: 1200 - total flux cleaned = 0.00632374 Jy ! Component: 1250 - total flux cleaned = 0.00656889 Jy ! Component: 1300 - total flux cleaned = 0.00675621 Jy ! Component: 1350 - total flux cleaned = 0.00699304 Jy ! Component: 1400 - total flux cleaned = 0.00712207 Jy ! Component: 1450 - total flux cleaned = 0.00727466 Jy ! Component: 1500 - total flux cleaned = 0.00729965 Jy ! Component: 1550 - total flux cleaned = 0.0074488 Jy ! Component: 1600 - total flux cleaned = 0.00752209 Jy ! Component: 1650 - total flux cleaned = 0.00768988 Jy ! Component: 1700 - total flux cleaned = 0.00778428 Jy ! Component: 1750 - total flux cleaned = 0.00787755 Jy ! Component: 1800 - total flux cleaned = 0.00796941 Jy ! Component: 1850 - total flux cleaned = 0.0081056 Jy ! Component: 1900 - total flux cleaned = 0.00814957 Jy ! Component: 1950 - total flux cleaned = 0.00812742 Jy ! Component: 2000 - total flux cleaned = 0.00825852 Jy ! Component: 2050 - total flux cleaned = 0.00823721 Jy ! Component: 2100 - total flux cleaned = 0.00836454 Jy ! Component: 2150 - total flux cleaned = 0.00834305 Jy ! Component: 2200 - total flux cleaned = 0.00838517 Jy ! Component: 2250 - total flux cleaned = 0.00840589 Jy ! Component: 2300 - total flux cleaned = 0.00848653 Jy ! Component: 2350 - total flux cleaned = 0.00842652 Jy ! Component: 2400 - total flux cleaned = 0.00854516 Jy ! Component: 2450 - total flux cleaned = 0.00858396 Jy ! Component: 2500 - total flux cleaned = 0.00854554 Jy ! Component: 2550 - total flux cleaned = 0.00856494 Jy ! Component: 2600 - total flux cleaned = 0.00858357 Jy ! Component: 2650 - total flux cleaned = 0.00862056 Jy ! Component: 2700 - total flux cleaned = 0.00865725 Jy ! Component: 2750 - total flux cleaned = 0.00862074 Jy ! Component: 2800 - total flux cleaned = 0.00874652 Jy ! Component: 2850 - total flux cleaned = 0.0087285 Jy ! Component: 2900 - total flux cleaned = 0.00871071 Jy ! Component: 2950 - total flux cleaned = 0.00865875 Jy ! Component: 3000 - total flux cleaned = 0.00869322 Jy ! Component: 3050 - total flux cleaned = 0.00865909 Jy ! Component: 3100 - total flux cleaned = 0.00865904 Jy ! Component: 3150 - total flux cleaned = 0.00860915 Jy ! Component: 3200 - total flux cleaned = 0.00865901 Jy ! Component: 3250 - total flux cleaned = 0.00865906 Jy ! Component: 3300 - total flux cleaned = 0.00867518 Jy ! Component: 3350 - total flux cleaned = 0.00864329 Jy ! Component: 3400 - total flux cleaned = 0.0086593 Jy ! Component: 3450 - total flux cleaned = 0.00872221 Jy ! Component: 3500 - total flux cleaned = 0.00869105 Jy ! Component: 3550 - total flux cleaned = 0.00869115 Jy ! Component: 3600 - total flux cleaned = 0.0086757 Jy ! Component: 3650 - total flux cleaned = 0.00867548 Jy ! Component: 3700 - total flux cleaned = 0.00860093 Jy ! Component: 3750 - total flux cleaned = 0.00863072 Jy ! Component: 3800 - total flux cleaned = 0.00870398 Jy ! Component: 3850 - total flux cleaned = 0.00864575 Jy ! Component: 3900 - total flux cleaned = 0.00870358 Jy ! Component: 3950 - total flux cleaned = 0.00870377 Jy ! Component: 4000 - total flux cleaned = 0.00871795 Jy ! Component: 4050 - total flux cleaned = 0.00877424 Jy ! Total flux subtracted in 4096 components = 0.00880201 Jy ! Clean residual min=-0.000749 max=0.000769 Jy/beam ! Clean residual mean=0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 1.00487 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 540 components and 1.00487 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0228+6721_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.083 x 5.605 at 62.36 degrees (North through East) ! Clean map min=-0.0033283 max=0.80377 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0228+6721_C_map.fits wmodel /vlbi/sb072/temp_maps//J0228+6721_C_map.mod ! Writing 540 model components to file: /vlbi/sb072/temp_maps//J0228+6721_C_map.mod wobs /vlbi/sb072/temp_maps//J0228+6721_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0228+6721_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0228+6721_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J0228+6721_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.803767 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000267843 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0999705 0.0999705 0.199941 0.399882 0.799764 1.59953 3.19905 6.39811 12.7962 25.5924 51.1849 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.803 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3000.89 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0228+6721_C_dfm.log closed on Tue Mar 5 22:42:36 2019