! Started logfile: /vlbi/sb072/temp_maps//J1902+4235_C_dfm.log on Fri Jan 25 19:45:03 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//J1902+4235_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1902+4235_C_uva.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1902+4235 ! ! 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 896 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 J1902+4235_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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.001798Jy sigma=32.395234 ! Fit after self-cal, rms=0.911471Jy sigma=29.454264 ! 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=1.173 mas, bmaj=5.159 mas, bpa=-33.05 degrees ! Estimated noise=0.977348 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 = 0.0659816 Jy ! Component: 100 - total flux cleaned = 0.0841035 Jy ! Total flux subtracted in 100 components = 0.0841035 Jy ! Clean residual min=-0.009146 max=0.010364 Jy/beam ! Clean residual mean=0.000003 rms=0.002558 Jy/beam ! Combined flux in latest and established models = 0.0841035 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0841035 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=0.041089Jy sigma=1.283038 ! Fit after self-cal, rms=0.040988Jy sigma=1.279352 ! 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=1.418 mas, bmaj=5.252 mas, bpa=-33.43 degrees ! Estimated noise=0.781601 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 = 0.0129948 Jy ! Component: 100 - total flux cleaned = 0.0176239 Jy ! Component: 150 - total flux cleaned = 0.0193921 Jy ! Component: 200 - total flux cleaned = 0.0202938 Jy ! Total flux subtracted in 200 components = 0.0202938 Jy ! Clean residual min=-0.007318 max=0.007539 Jy/beam ! Clean residual mean=0.000001 rms=0.002061 Jy/beam ! Combined flux in latest and established models = 0.104397 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 25 components and 0.104397 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=0.036788Jy sigma=1.124120 ! Fit after self-cal, rms=0.036748Jy sigma=1.122291 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.418 x 5.252 at -33.43 degrees (North through East) ! Clean map min=-0.0068626 max=0.087266 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.58 LA 0.88 MK 1.07 ! NL 0.74 OV 1.08 PT 1.00 SC 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.60 LA 0.99 MK 1.13 ! NL 0.82 OV 1.13 PT 0.95 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.85 LA 1.08 MK 0.96 ! NL 1.03 OV 1.05 PT 0.85 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 0.82 LA 1.21 MK 0.99 ! NL 1.00 OV 1.12 PT 0.90 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.01 LA 1.12 MK 0.96 ! NL 1.21 OV 1.12 PT 0.92 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 HN 1.03 LA 1.23 MK 1.04 ! NL 1.21 OV 1.05 PT 0.92 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 HN 1.04 LA 1.15 MK 1.01 ! NL 1.17 OV 1.12 PT 0.98 SC 1.08 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.07 LA 1.15 MK 1.05 ! NL 1.19 OV 1.07 PT 0.94 SC 1.05 ! ! ! Fit before self-cal, rms=0.036748Jy sigma=1.122291 ! Fit after self-cal, rms=0.027524Jy sigma=0.747894 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.424 mas, bmaj=5.145 mas, bpa=-33.98 degrees ! Estimated noise=0.768036 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 = 0.00259481 Jy ! Component: 100 - total flux cleaned = 0.00387296 Jy ! Component: 150 - total flux cleaned = 0.00461871 Jy ! Component: 200 - total flux cleaned = 0.00498654 Jy ! Total flux subtracted in 200 components = 0.00498654 Jy ! Clean residual min=-0.002307 max=0.002485 Jy/beam ! Clean residual mean=-0.000001 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.109384 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 48 components and 0.109384 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=0.027165Jy sigma=0.738232 ! Fit after self-cal, rms=0.027312Jy sigma=0.735758 ! 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=0.027312Jy sigma=0.735758 ! Fit after self-cal, rms=0.027457Jy sigma=0.734558 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=5.128 mas, bpa=-34.05 degrees ! Estimated noise=0.767917 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00077795 Jy ! Component: 100 - total flux cleaned = 0.00104614 Jy ! Component: 150 - total flux cleaned = 0.00123207 Jy ! Component: 200 - total flux cleaned = 0.00129903 Jy ! Total flux subtracted in 200 components = 0.00129903 Jy ! Clean residual min=-0.002165 max=0.002338 Jy/beam ! Clean residual mean=-0.000001 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.110683 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 62 components and 0.110683 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=0.027357Jy sigma=0.732439 ! Fit after self-cal, rms=0.027359Jy sigma=0.732164 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) ! Added new window around map position (56.7, -44.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000765921 Jy ! Component: 100 - total flux cleaned = 0.000871082 Jy ! Component: 150 - total flux cleaned = 0.00107093 Jy ! Component: 200 - total flux cleaned = 0.00148218 Jy ! Total flux subtracted in 200 components = 0.00148218 Jy ! Clean residual min=-0.001936 max=0.001924 Jy/beam ! Clean residual mean=-0.000000 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.112165 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 87 components and 0.112165 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=0.027077Jy sigma=0.726726 ! Fit after self-cal, rms=0.027060Jy sigma=0.726450 ! 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=0.027060Jy sigma=0.726450 ! Fit after self-cal, rms=0.026803Jy sigma=0.725667 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.423 mas, bmaj=5.126 mas, bpa=-34.07 degrees ! Estimated noise=0.76629 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.41642e-07 Jy ! Component: 100 - total flux cleaned = -0.000161973 Jy ! Component: 150 - total flux cleaned = -0.000278722 Jy ! Component: 200 - total flux cleaned = -0.000332172 Jy ! Total flux subtracted in 200 components = -0.000332172 Jy ! Clean residual min=-0.001880 max=0.001944 Jy/beam ! Clean residual mean=-0.000001 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.111833 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 106 components and 0.111833 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=0.026714Jy sigma=0.723667 ! Fit after self-cal, rms=0.026703Jy sigma=0.723558 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) ! Added new window around map position (76.5, 22.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000919487 Jy ! Component: 100 - total flux cleaned = 0.000761721 Jy ! Component: 150 - total flux cleaned = 0.000608321 Jy ! Component: 200 - total flux cleaned = 0.00049808 Jy ! Total flux subtracted in 200 components = 0.00049808 Jy ! Clean residual min=-0.001825 max=0.001874 Jy/beam ! Clean residual mean=-0.000001 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.112331 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 125 components and 0.112331 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=0.026535Jy sigma=0.719597 ! Fit after self-cal, rms=0.026507Jy sigma=0.719165 ! 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=0.026507Jy sigma=0.719165 ! Fit after self-cal, rms=0.026320Jy sigma=0.718549 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.184 mas, bmaj=5.387 mas, bpa=-41.93 degrees ! Estimated noise=1.03157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000253698 Jy ! Component: 100 - total flux cleaned = -0.000517452 Jy ! Component: 150 - total flux cleaned = -0.000602678 Jy ! Component: 200 - total flux cleaned = -0.000580471 Jy ! Total flux subtracted in 200 components = -0.000580471 Jy ! Clean residual min=-0.001753 max=0.002295 Jy/beam ! Clean residual mean=-0.000003 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.111751 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 147 components and 0.111751 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=0.026248Jy sigma=0.718187 ! Fit after self-cal, rms=0.026243Jy sigma=0.717953 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) ! Added new window around map position (22.5, 72). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000896635 Jy ! Component: 100 - total flux cleaned = 0.00122387 Jy ! Component: 150 - total flux cleaned = 0.0016739 Jy ! Component: 200 - total flux cleaned = 0.00210561 Jy ! Total flux subtracted in 200 components = 0.00210561 Jy ! Clean residual min=-0.001618 max=0.001724 Jy/beam ! Clean residual mean=-0.000002 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.113856 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 174 components and 0.113856 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=0.026146Jy sigma=0.716110 ! Fit after self-cal, rms=0.026135Jy sigma=0.715727 ! 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=1.421 mas, bmaj=5.129 mas, bpa=-34.05 degrees ! Estimated noise=0.765381 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.421 x 5.129 at -34.05 degrees (North through East) ! Clean map min=-0.001627 max=0.085728 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=1.182 mas, bmaj=4.999 mas, bpa=-33.59 degrees ! Estimated noise=0.951725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0639855 Jy ! Component: 100 - total flux cleaned = 0.0833615 Jy ! Component: 150 - total flux cleaned = 0.0932579 Jy ! Component: 200 - total flux cleaned = 0.099157 Jy ! Total flux subtracted in 200 components = 0.099157 Jy ! Clean residual min=-0.003526 max=0.003596 Jy/beam ! Clean residual mean=0.000001 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.099157 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 0.099157 Jy ! Inverting map and beam ! Estimated beam: bmin=1.421 mas, bmaj=5.129 mas, bpa=-34.05 degrees ! Estimated noise=0.765381 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 = 0.00464814 Jy ! Component: 100 - total flux cleaned = 0.00683319 Jy ! Component: 150 - total flux cleaned = 0.00845913 Jy ! Component: 200 - total flux cleaned = 0.00980119 Jy ! Total flux subtracted in 200 components = 0.00980119 Jy ! Clean residual min=-0.002320 max=0.002109 Jy/beam ! Clean residual mean=0.000001 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.108958 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 34 components and 0.108958 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=3.184 mas, bmaj=5.387 mas, bpa=-41.93 degrees ! Estimated noise=1.03157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184933 Jy ! Component: 100 - total flux cleaned = 0.00276963 Jy ! Component: 150 - total flux cleaned = 0.00335126 Jy ! Component: 200 - total flux cleaned = 0.00346052 Jy ! Total flux subtracted in 200 components = 0.00346052 Jy ! Clean residual min=-0.001984 max=0.001916 Jy/beam ! Clean residual mean=-0.000003 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.112419 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 = 0.000292817 Jy ! Component: 100 - total flux cleaned = 0.000556936 Jy ! Component: 150 - total flux cleaned = 0.000758773 Jy ! Component: 200 - total flux cleaned = 0.000981341 Jy ! Total flux subtracted in 200 components = 0.000981341 Jy ! Clean residual min=-0.001820 max=0.001797 Jy/beam ! Clean residual mean=-0.000003 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.1134 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 96 components and 0.1134 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.421 mas, bmaj=5.129 mas, bpa=-34.05 degrees ! Estimated noise=0.765381 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000490657 Jy ! Component: 100 - total flux cleaned = 0.000803588 Jy ! Component: 150 - total flux cleaned = 0.00108658 Jy ! Component: 200 - total flux cleaned = 0.0013821 Jy ! Total flux subtracted in 200 components = 0.0013821 Jy ! Clean residual min=-0.001611 max=0.001616 Jy/beam ! Clean residual mean=-0.000000 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.114782 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 125 components and 0.114782 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=0.026220Jy sigma=0.717408 ! Fit after self-cal, rms=0.026202Jy sigma=0.716519 wmodel J1902+4235_C_map.mod ! Writing 125 model components to file: J1902+4235_C_map.mod wobs J1902+4235_C_uvs.fits ! Writing UV FITS file: J1902+4235_C_uvs.fits wwins J1902+4235_C_map.win ! wwins: Wrote 4 windows to J1902+4235_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 = -0.000368471 Jy ! Component: 100 - total flux cleaned = -0.000424892 Jy ! Component: 150 - total flux cleaned = -0.000555683 Jy ! Component: 200 - total flux cleaned = -0.000604835 Jy ! Component: 250 - total flux cleaned = -0.000557744 Jy ! Component: 300 - total flux cleaned = -0.000512309 Jy ! Component: 350 - total flux cleaned = -0.000578019 Jy ! Component: 400 - total flux cleaned = -0.000620115 Jy ! Component: 450 - total flux cleaned = -0.000702397 Jy ! Component: 500 - total flux cleaned = -0.000802454 Jy ! Component: 550 - total flux cleaned = -0.000919038 Jy ! Component: 600 - total flux cleaned = -0.000976111 Jy ! Component: 650 - total flux cleaned = -0.00106926 Jy ! Component: 700 - total flux cleaned = -0.00108753 Jy ! Component: 750 - total flux cleaned = -0.00112314 Jy ! Component: 800 - total flux cleaned = -0.00112304 Jy ! Component: 850 - total flux cleaned = -0.00112289 Jy ! Component: 900 - total flux cleaned = -0.00103835 Jy ! Component: 950 - total flux cleaned = -0.00102159 Jy ! Component: 1000 - total flux cleaned = -0.000939659 Jy ! Component: 1050 - total flux cleaned = -0.000940075 Jy ! Component: 1100 - total flux cleaned = -0.000956501 Jy ! Component: 1150 - total flux cleaned = -0.000925158 Jy ! Component: 1200 - total flux cleaned = -0.00095621 Jy ! Component: 1250 - total flux cleaned = -0.00097166 Jy ! Component: 1300 - total flux cleaned = -0.000956574 Jy ! Component: 1350 - total flux cleaned = -0.000971659 Jy ! Component: 1400 - total flux cleaned = -0.000986225 Jy ! Component: 1450 - total flux cleaned = -0.000898914 Jy ! Component: 1500 - total flux cleaned = -0.000898992 Jy ! Component: 1550 - total flux cleaned = -0.000941674 Jy ! Component: 1600 - total flux cleaned = -0.000913368 Jy ! Component: 1650 - total flux cleaned = -0.000858004 Jy ! Component: 1700 - total flux cleaned = -0.000871832 Jy ! Component: 1750 - total flux cleaned = -0.00079046 Jy ! Component: 1800 - total flux cleaned = -0.000817204 Jy ! Component: 1850 - total flux cleaned = -0.000764012 Jy ! Component: 1900 - total flux cleaned = -0.000737823 Jy ! Component: 1950 - total flux cleaned = -0.00067292 Jy ! Component: 2000 - total flux cleaned = -0.000711464 Jy ! Component: 2050 - total flux cleaned = -0.000673068 Jy ! Component: 2100 - total flux cleaned = -0.000660513 Jy ! Component: 2150 - total flux cleaned = -0.000585441 Jy ! Component: 2200 - total flux cleaned = -0.000585551 Jy ! Component: 2250 - total flux cleaned = -0.000573089 Jy ! Component: 2300 - total flux cleaned = -0.000524472 Jy ! Component: 2350 - total flux cleaned = -0.000500278 Jy ! Component: 2400 - total flux cleaned = -0.000476126 Jy ! Component: 2450 - total flux cleaned = -0.000405203 Jy ! Component: 2500 - total flux cleaned = -0.00039376 Jy ! Component: 2550 - total flux cleaned = -0.000393443 Jy ! Component: 2600 - total flux cleaned = -0.000335814 Jy ! Component: 2650 - total flux cleaned = -0.000324554 Jy ! Component: 2700 - total flux cleaned = -0.000267932 Jy ! Component: 2750 - total flux cleaned = -0.000245402 Jy ! Component: 2800 - total flux cleaned = -0.000223156 Jy ! Component: 2850 - total flux cleaned = -0.000156785 Jy ! Component: 2900 - total flux cleaned = -0.000178782 Jy ! Component: 2950 - total flux cleaned = -0.000167878 Jy ! Component: 3000 - total flux cleaned = -0.00016798 Jy ! Component: 3050 - total flux cleaned = -0.000178641 Jy ! Component: 3100 - total flux cleaned = -0.000178532 Jy ! Component: 3150 - total flux cleaned = -0.000199614 Jy ! Component: 3200 - total flux cleaned = -0.000167918 Jy ! Component: 3250 - total flux cleaned = -0.000157401 Jy ! Component: 3300 - total flux cleaned = -0.000178226 Jy ! Component: 3350 - total flux cleaned = -0.000167954 Jy ! Component: 3400 - total flux cleaned = -0.000188504 Jy ! Component: 3450 - total flux cleaned = -0.000157991 Jy ! Component: 3500 - total flux cleaned = -0.000198562 Jy ! Component: 3550 - total flux cleaned = -0.000208724 Jy ! Component: 3600 - total flux cleaned = -0.000218712 Jy ! Component: 3650 - total flux cleaned = -0.000248564 Jy ! Component: 3700 - total flux cleaned = -0.000248563 Jy ! Component: 3750 - total flux cleaned = -0.000268377 Jy ! Component: 3800 - total flux cleaned = -0.000307556 Jy ! Component: 3850 - total flux cleaned = -0.000307498 Jy ! Component: 3900 - total flux cleaned = -0.000336498 Jy ! Component: 3950 - total flux cleaned = -0.000346108 Jy ! Component: 4000 - total flux cleaned = -0.000365247 Jy ! Component: 4050 - total flux cleaned = -0.000355687 Jy ! Total flux subtracted in 4096 components = -0.000355665 Jy ! Clean residual min=-0.000512 max=0.000519 Jy/beam ! Clean residual mean=-0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.114426 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 394 components and 0.114426 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1902+4235_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.421 x 5.129 at -34.05 degrees (North through East) ! Clean map min=-0.0012712 max=0.084852 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1902+4235_C_map.fits wmodel /vlbi/sb072/temp_maps//J1902+4235_C_map.mod ! Writing 394 model components to file: /vlbi/sb072/temp_maps//J1902+4235_C_map.mod wobs /vlbi/sb072/temp_maps//J1902+4235_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1902+4235_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1902+4235_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1902+4235_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0848525 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000163274 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.577261 0.577261 1.15452 2.30905 4.61809 9.23618 18.4724 36.9447 73.8895 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.084 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 519.695 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1902+4235_C_dfm.log closed on Fri Jan 25 19:45:07 2019