! Started logfile: /vlbi/bs262/maps//J0135+2158_C_20180501_dfm.log on Mon Jun 4 23:12:31 2018 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/bs262/maps//J0135+2158_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0135+2158_C_20180501_uva.fits ! AN table 1: 22 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.943182 visibilities/baseline/integration-bin. ! Found source: J0135+2158 ! ! 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 4648 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 J0135+2158_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000392Jy sigma=24.731752 ! Fit after self-cal, rms=0.937664Jy sigma=23.222889 ! 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=1.349 mas, bmaj=3.868 mas, bpa=19.97 degrees ! Estimated noise=0.697126 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 = 0.0435489 Jy ! Component: 100 - total flux cleaned = 0.0552473 Jy ! Total flux subtracted in 100 components = 0.0552473 Jy ! Clean residual min=-0.006515 max=0.012727 Jy/beam ! Clean residual mean=0.000048 rms=0.001899 Jy/beam ! Combined flux in latest and established models = 0.0552473 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0552473 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=0.036635Jy sigma=0.880979 ! Fit after self-cal, rms=0.035938Jy sigma=0.867273 ! Inverting map ! Added new window around map position (-4.2, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120102 Jy ! Component: 100 - total flux cleaned = 0.0194346 Jy ! Total flux subtracted in 100 components = 0.0194346 Jy ! Clean residual min=-0.005306 max=0.006838 Jy/beam ! Clean residual mean=0.000031 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 0.0746819 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.0746818 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=0.029746Jy sigma=0.685100 ! Fit after self-cal, rms=0.028891Jy sigma=0.667059 ! 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=1.786 mas, bmaj=4.178 mas, bpa=18.96 degrees ! Estimated noise=0.442431 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 = 0.0100278 Jy ! Component: 100 - total flux cleaned = 0.0160758 Jy ! Component: 150 - total flux cleaned = 0.0201727 Jy ! Component: 200 - total flux cleaned = 0.0230682 Jy ! Total flux subtracted in 200 components = 0.0230682 Jy ! Clean residual min=-0.003654 max=0.003999 Jy/beam ! Clean residual mean=0.000011 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.0977501 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 57 components and 0.0977501 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=0.024991Jy sigma=0.554728 ! Fit after self-cal, rms=0.024718Jy sigma=0.548717 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.786 x 4.178 at 18.96 degrees (North through East) ! Clean map min=-0.0032829 max=0.05815 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.91 KP 0.94 LA 0.96 ! MK 1.06 NL 1.29 OV 0.99 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.91 KP 0.93 LA 0.98 ! MK 1.01 NL 1.11 OV 0.99 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.89 KP 0.92 LA 0.99 ! MK 1.07 NL 1.12 OV 1.00 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.88 KP 0.91 LA 1.03 ! MK 1.02 NL 1.18 OV 1.02 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.88 KP 0.92 LA 1.01 ! MK 1.10 NL 1.07 OV 1.04 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.86 KP 0.94 LA 1.00 ! MK 0.95 NL 1.09 OV 1.02 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.87 KP 0.93 LA 1.01 ! MK 1.00 NL 1.06 OV 0.97 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.91 KP 0.93 LA 1.02 ! MK 0.99 NL 1.08 OV 1.04 SC 1.04 ! ! ! Fit before self-cal, rms=0.024718Jy sigma=0.548717 ! Fit after self-cal, rms=0.024409Jy sigma=0.519803 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.803 mas, bmaj=4.253 mas, bpa=19.06 degrees ! Estimated noise=0.44145 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 (-11.1, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161096 Jy ! Component: 100 - total flux cleaned = 0.001833 Jy ! Component: 150 - total flux cleaned = 0.00180468 Jy ! Component: 200 - total flux cleaned = 0.00173308 Jy ! Total flux subtracted in 200 components = 0.00173308 Jy ! Clean residual min=-0.001233 max=0.001081 Jy/beam ! Clean residual mean=-0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0994832 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 81 components and 0.0994832 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=0.024277Jy sigma=0.516700 ! Fit after self-cal, rms=0.024302Jy sigma=0.516456 ! 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=0.024302Jy sigma=0.516456 ! Fit after self-cal, rms=0.024259Jy sigma=0.516333 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.801 mas, bmaj=4.256 mas, bpa=19.05 degrees ! Estimated noise=0.44113 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.57409e-05 Jy ! Component: 100 - total flux cleaned = -0.000106766 Jy ! Component: 150 - total flux cleaned = -0.000124788 Jy ! Component: 200 - total flux cleaned = -0.000158428 Jy ! Total flux subtracted in 200 components = -0.000158428 Jy ! Clean residual min=-0.001149 max=0.001048 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0993248 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 99 components and 0.0993248 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=0.024226Jy sigma=0.515689 ! Fit after self-cal, rms=0.024224Jy sigma=0.515668 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 = 6.77111e-05 Jy ! Component: 100 - total flux cleaned = 5.31776e-05 Jy ! Component: 150 - total flux cleaned = 5.30497e-05 Jy ! Component: 200 - total flux cleaned = 2.64498e-05 Jy ! Total flux subtracted in 200 components = 2.64498e-05 Jy ! Clean residual min=-0.001097 max=0.001034 Jy/beam ! Clean residual mean=-0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0993512 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 108 components and 0.0993512 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=0.024206Jy sigma=0.515308 ! Fit after self-cal, rms=0.024204Jy sigma=0.515289 ! 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=0.024204Jy sigma=0.515289 ! Fit after self-cal, rms=0.024155Jy sigma=0.515258 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.8 mas, bmaj=4.257 mas, bpa=19.06 degrees ! Estimated noise=0.440919 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.30534e-05 Jy ! Component: 100 - total flux cleaned = -7.88112e-05 Jy ! Component: 150 - total flux cleaned = -0.000115976 Jy ! Component: 200 - total flux cleaned = -0.000127694 Jy ! Total flux subtracted in 200 components = -0.000127694 Jy ! Clean residual min=-0.001041 max=0.001017 Jy/beam ! Clean residual mean=-0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0992235 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 115 components and 0.0992235 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=0.024141Jy sigma=0.514974 ! Fit after self-cal, rms=0.024140Jy sigma=0.514961 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 = 3.6652e-05 Jy ! Component: 100 - total flux cleaned = 3.7043e-05 Jy ! Component: 150 - total flux cleaned = 2.63404e-05 Jy ! Component: 200 - total flux cleaned = 1.61805e-05 Jy ! Total flux subtracted in 200 components = 1.61805e-05 Jy ! Clean residual min=-0.001002 max=0.001008 Jy/beam ! Clean residual mean=-0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0992397 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 124 components and 0.0992397 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=0.024130Jy sigma=0.514749 ! Fit after self-cal, rms=0.024128Jy sigma=0.514739 ! Inverting map ! Added new window around map position (-58.2, -58.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000689735 Jy ! Component: 100 - total flux cleaned = 0.000667447 Jy ! Component: 150 - total flux cleaned = 0.000648801 Jy ! Component: 200 - total flux cleaned = 0.000680747 Jy ! Total flux subtracted in 200 components = 0.000680747 Jy ! Clean residual min=-0.000945 max=0.001075 Jy/beam ! Clean residual mean=-0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0999205 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 140 components and 0.0999205 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=0.024077Jy sigma=0.513749 ! Fit after self-cal, rms=0.024074Jy sigma=0.513706 ! Inverting map ! Added new window around map position (-66.9, 51.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000262756 Jy ! Component: 100 - total flux cleaned = 0.000323841 Jy ! Component: 150 - total flux cleaned = 0.00030467 Jy ! Component: 200 - total flux cleaned = 0.000270477 Jy ! Total flux subtracted in 200 components = 0.000270477 Jy ! Clean residual min=-0.000824 max=0.000885 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.100191 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 158 components and 0.100191 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=0.024025Jy sigma=0.512440 ! Fit after self-cal, rms=0.024021Jy sigma=0.512379 ! 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=0.024021Jy sigma=0.512379 ! Fit after self-cal, rms=0.023892Jy sigma=0.512267 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.865 mas, bmaj=5.108 mas, bpa=6.206 degrees ! Estimated noise=0.511664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.03743e-05 Jy ! Component: 100 - total flux cleaned = 8.64623e-05 Jy ! Component: 150 - total flux cleaned = 0.000158144 Jy ! Component: 200 - total flux cleaned = 0.000168985 Jy ! Total flux subtracted in 200 components = 0.000168985 Jy ! Clean residual min=-0.000674 max=0.000676 Jy/beam ! Clean residual mean=-0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.10036 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 176 components and 0.10036 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=0.023882Jy sigma=0.511962 ! Fit after self-cal, rms=0.023879Jy sigma=0.511946 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 = 3.51743e-06 Jy ! Component: 100 - total flux cleaned = 5.40348e-05 Jy ! Component: 150 - total flux cleaned = 8.19796e-05 Jy ! Component: 200 - total flux cleaned = 0.000125368 Jy ! Total flux subtracted in 200 components = 0.000125368 Jy ! Clean residual min=-0.000650 max=0.000657 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.100485 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 185 components and 0.100485 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=0.023874Jy sigma=0.511792 ! Fit after self-cal, rms=0.023873Jy sigma=0.511785 ! 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=1.799 mas, bmaj=4.258 mas, bpa=19.07 degrees ! Estimated noise=0.439103 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.799 x 4.258 at 19.07 degrees (North through East) ! Clean map min=-0.00085978 max=0.056771 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 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=1.353 mas, bmaj=3.945 mas, bpa=20.03 degrees ! Estimated noise=0.701321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0441489 Jy ! Component: 100 - total flux cleaned = 0.0586663 Jy ! Component: 150 - total flux cleaned = 0.0681716 Jy ! Component: 200 - total flux cleaned = 0.0750962 Jy ! Total flux subtracted in 200 components = 0.0750962 Jy ! Clean residual min=-0.003019 max=0.004108 Jy/beam ! Clean residual mean=0.000021 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.0750962 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0750962 Jy ! Inverting map and beam ! Estimated beam: bmin=1.799 mas, bmaj=4.258 mas, bpa=19.07 degrees ! Estimated noise=0.439103 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 = 0.00845674 Jy ! Component: 100 - total flux cleaned = 0.0133201 Jy ! Component: 150 - total flux cleaned = 0.0163789 Jy ! Component: 200 - total flux cleaned = 0.0184431 Jy ! Total flux subtracted in 200 components = 0.0184431 Jy ! Clean residual min=-0.001491 max=0.001557 Jy/beam ! Clean residual mean=0.000003 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.0935393 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 62 components and 0.0935392 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=3.865 mas, bmaj=5.108 mas, bpa=6.206 degrees ! Estimated noise=0.511664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228013 Jy ! Component: 100 - total flux cleaned = 0.00340844 Jy ! Component: 150 - total flux cleaned = 0.00408922 Jy ! Component: 200 - total flux cleaned = 0.00472659 Jy ! Total flux subtracted in 200 components = 0.00472659 Jy ! Clean residual min=-0.000981 max=0.000840 Jy/beam ! Clean residual mean=0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0982658 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 = 0.000481824 Jy ! Component: 100 - total flux cleaned = 0.000803702 Jy ! Component: 150 - total flux cleaned = 0.00104273 Jy ! Component: 200 - total flux cleaned = 0.00120239 Jy ! Total flux subtracted in 200 components = 0.00120239 Jy ! Clean residual min=-0.000799 max=0.000737 Jy/beam ! Clean residual mean=-0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0994682 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 125 components and 0.0994682 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.799 mas, bmaj=4.258 mas, bpa=19.07 degrees ! Estimated noise=0.439103 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.58171e-06 Jy ! Component: 100 - total flux cleaned = -0.000268255 Jy ! Component: 150 - total flux cleaned = -0.0002964 Jy ! Component: 200 - total flux cleaned = -0.000345557 Jy ! Total flux subtracted in 200 components = -0.000345557 Jy ! Clean residual min=-0.000901 max=0.000968 Jy/beam ! Clean residual mean=0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0991227 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 149 components and 0.0991227 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=0.023952Jy sigma=0.513842 ! Fit after self-cal, rms=0.023947Jy sigma=0.513736 wmodel J0135+2158_C_map.mod ! Writing 149 model components to file: J0135+2158_C_map.mod wobs J0135+2158_C_uvs.fits ! Writing UV FITS file: J0135+2158_C_uvs.fits wwins J0135+2158_C_map.win ! wwins: Wrote 5 windows to J0135+2158_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 = 1.77895e-05 Jy ! Component: 100 - total flux cleaned = 4.74923e-05 Jy ! Component: 150 - total flux cleaned = 9.10164e-05 Jy ! Component: 200 - total flux cleaned = 0.000118722 Jy ! Component: 250 - total flux cleaned = 0.000105068 Jy ! Component: 300 - total flux cleaned = 0.000105233 Jy ! Component: 350 - total flux cleaned = 0.000118405 Jy ! Component: 400 - total flux cleaned = 0.000156467 Jy ! Component: 450 - total flux cleaned = 0.000193778 Jy ! Component: 500 - total flux cleaned = 0.000230303 Jy ! Component: 550 - total flux cleaned = 0.000266141 Jy ! Component: 600 - total flux cleaned = 0.000301381 Jy ! Component: 650 - total flux cleaned = 0.000324421 Jy ! Component: 700 - total flux cleaned = 0.000347125 Jy ! Component: 750 - total flux cleaned = 0.000391666 Jy ! Component: 800 - total flux cleaned = 0.000424636 Jy ! Component: 850 - total flux cleaned = 0.000457011 Jy ! Component: 900 - total flux cleaned = 0.000478264 Jy ! Component: 950 - total flux cleaned = 0.000488649 Jy ! Component: 1000 - total flux cleaned = 0.000488532 Jy ! Component: 1050 - total flux cleaned = 0.000498561 Jy ! Component: 1100 - total flux cleaned = 0.000508455 Jy ! Component: 1150 - total flux cleaned = 0.000498396 Jy ! Component: 1200 - total flux cleaned = 0.000488488 Jy ! Component: 1250 - total flux cleaned = 0.000488656 Jy ! Component: 1300 - total flux cleaned = 0.000507692 Jy ! Component: 1350 - total flux cleaned = 0.000498234 Jy ! Component: 1400 - total flux cleaned = 0.000526375 Jy ! Component: 1450 - total flux cleaned = 0.000563217 Jy ! Component: 1500 - total flux cleaned = 0.000590557 Jy ! Component: 1550 - total flux cleaned = 0.000599581 Jy ! Component: 1600 - total flux cleaned = 0.00066223 Jy ! Component: 1650 - total flux cleaned = 0.000653296 Jy ! Component: 1700 - total flux cleaned = 0.000679663 Jy ! Component: 1750 - total flux cleaned = 0.000697113 Jy ! Component: 1800 - total flux cleaned = 0.000731603 Jy ! Component: 1850 - total flux cleaned = 0.000748616 Jy ! Component: 1900 - total flux cleaned = 0.000765452 Jy ! Component: 1950 - total flux cleaned = 0.000790634 Jy ! Component: 2000 - total flux cleaned = 0.000840606 Jy ! Component: 2050 - total flux cleaned = 0.00088188 Jy ! Component: 2100 - total flux cleaned = 0.000922827 Jy ! Component: 2150 - total flux cleaned = 0.000947131 Jy ! Component: 2200 - total flux cleaned = 0.000979417 Jy ! Component: 2250 - total flux cleaned = 0.00101142 Jy ! Component: 2300 - total flux cleaned = 0.00103525 Jy ! Component: 2350 - total flux cleaned = 0.00107469 Jy ! Component: 2400 - total flux cleaned = 0.00109822 Jy ! Component: 2450 - total flux cleaned = 0.00114482 Jy ! Component: 2500 - total flux cleaned = 0.00116793 Jy ! Component: 2550 - total flux cleaned = 0.0012293 Jy ! Component: 2600 - total flux cleaned = 0.00125211 Jy ! Component: 2650 - total flux cleaned = 0.00128989 Jy ! Component: 2700 - total flux cleaned = 0.00130496 Jy ! Component: 2750 - total flux cleaned = 0.00136458 Jy ! Component: 2800 - total flux cleaned = 0.00138675 Jy ! Component: 2850 - total flux cleaned = 0.00143825 Jy ! Component: 2900 - total flux cleaned = 0.00147482 Jy ! Component: 2950 - total flux cleaned = 0.00151842 Jy ! Component: 3000 - total flux cleaned = 0.00154729 Jy ! Component: 3050 - total flux cleaned = 0.00161195 Jy ! Component: 3100 - total flux cleaned = 0.00166184 Jy ! Component: 3150 - total flux cleaned = 0.00168314 Jy ! Component: 3200 - total flux cleaned = 0.00176759 Jy ! Component: 3250 - total flux cleaned = 0.00180253 Jy ! Component: 3300 - total flux cleaned = 0.00184428 Jy ! Component: 3350 - total flux cleaned = 0.00188577 Jy ! Component: 3400 - total flux cleaned = 0.0019339 Jy ! Component: 3450 - total flux cleaned = 0.00194754 Jy ! Component: 3500 - total flux cleaned = 0.00198834 Jy ! Component: 3550 - total flux cleaned = 0.00202217 Jy ! Component: 3600 - total flux cleaned = 0.00204907 Jy ! Component: 3650 - total flux cleaned = 0.00208253 Jy ! Component: 3700 - total flux cleaned = 0.00214237 Jy ! Component: 3750 - total flux cleaned = 0.00217541 Jy ! Component: 3800 - total flux cleaned = 0.00218863 Jy ! Component: 3850 - total flux cleaned = 0.00223441 Jy ! Component: 3900 - total flux cleaned = 0.00227343 Jy ! Component: 3950 - total flux cleaned = 0.00227985 Jy ! Component: 4000 - total flux cleaned = 0.0022992 Jy ! Component: 4050 - total flux cleaned = 0.00233759 Jy ! Total flux subtracted in 4096 components = 0.00233758 Jy ! Clean residual min=-0.000359 max=0.000354 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.10146 Jy keep ! Adding 243 model components to the UV plane model. ! The established model now contains 392 components and 0.10146 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0135+2158_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.799 x 4.258 at 19.07 degrees (North through East) ! Clean map min=-0.00061241 max=0.056622 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0135+2158_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0135+2158_C_20180501_map.mod ! Writing 392 model components to file: /vlbi/bs262/maps//J0135+2158_C_20180501_map.mod wobs /vlbi/bs262/maps//J0135+2158_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0135+2158_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0135+2158_C_20180501_map.win ! wwins: Wrote 6 windows to /vlbi/bs262/maps//J0135+2158_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0566219 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000106285 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.563128 0.563128 1.12626 2.25251 4.50503 9.01005 18.0201 36.0402 72.0804 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.056 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 532.738 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0135+2158_C_20180501_dfm.log closed on Mon Jun 4 23:12:35 2018