! Started logfile: /vlbi/bs262/maps//J0123+3420_C_20180501_dfm.log on Mon Jun 4 23:12:16 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//J0123+3420_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0123+3420_C_20180501_uva.fits ! AN table 1: 91 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0123+3420 ! ! 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 20384 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 J0123+3420_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. ! ! 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=1.001576Jy sigma=25.572451 ! Fit after self-cal, rms=0.987898Jy sigma=25.229365 ! 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=1.159 mas, bmaj=4.371 mas, bpa=19.55 degrees ! Estimated noise=0.507795 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 = 0.0100288 Jy ! Component: 100 - total flux cleaned = 0.0122236 Jy ! Total flux subtracted in 100 components = 0.0122236 Jy ! Clean residual min=-0.001328 max=0.001345 Jy/beam ! Clean residual mean=0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0122236 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0122236 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=0.025099Jy sigma=0.597216 ! Fit after self-cal, rms=0.022742Jy sigma=0.533100 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00390561 Jy ! Component: 100 - total flux cleaned = 0.00460414 Jy ! Total flux subtracted in 100 components = 0.00460414 Jy ! Clean residual min=-0.001226 max=0.001397 Jy/beam ! Clean residual mean=-0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0168277 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.0168277 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=0.022208Jy sigma=0.518749 ! Fit after self-cal, rms=0.022203Jy sigma=0.518670 ! 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=1.585 mas, bmaj=4.484 mas, bpa=19.3 degrees ! Estimated noise=0.20306 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 = 0.000550871 Jy ! Component: 100 - total flux cleaned = 0.000599015 Jy ! Component: 150 - total flux cleaned = 0.000630978 Jy ! Component: 200 - total flux cleaned = 0.000631169 Jy ! Total flux subtracted in 200 components = 0.000631169 Jy ! Clean residual min=-0.000950 max=0.000727 Jy/beam ! Clean residual mean=0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0174589 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.0174589 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=0.022188Jy sigma=0.518288 ! Fit after self-cal, rms=0.022188Jy sigma=0.518218 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.585 x 4.484 at 19.3 degrees (North through East) ! Clean map min=-0.00093001 max=0.016994 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.83 KP 0.98 LA 1.05 ! MK 0.85 NL 1.09 OV 1.05 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.77 KP 0.96 LA 1.12 ! MK 0.88 NL 1.18 OV 1.04 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.90 KP 1.00 LA 1.06 ! MK 0.97 NL 1.02 OV 1.02 SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.86 KP 0.99 LA 1.23 ! MK 0.95 NL 1.19 OV 1.05 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.88 KP 1.05 LA 1.02 ! MK 1.02 NL 0.98 OV 1.00 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.88 KP 0.93 LA 1.10 ! MK 0.95 NL 1.02 OV 1.00 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.82 KP 1.04 LA 1.03 ! MK 1.09 NL 1.02 OV 0.96 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 KP 0.95 LA 1.10 ! MK 0.96 NL 1.08 OV 0.98 SC 1.04 ! ! ! Fit before self-cal, rms=0.022188Jy sigma=0.518218 ! Fit after self-cal, rms=0.022150Jy sigma=0.515558 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.575 mas, bmaj=4.522 mas, bpa=19.17 degrees ! Estimated noise=0.202347 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 (4.8, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000375814 Jy ! Component: 100 - total flux cleaned = 0.000389991 Jy ! Component: 150 - total flux cleaned = 0.00041184 Jy ! Component: 200 - total flux cleaned = 0.000458128 Jy ! Total flux subtracted in 200 components = 0.000458128 Jy ! Clean residual min=-0.000469 max=0.000432 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.017917 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 38 components and 0.017917 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=0.022129Jy sigma=0.515041 ! Fit after self-cal, rms=0.022192Jy sigma=0.514531 ! 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=0.022192Jy sigma=0.514531 ! Fit after self-cal, rms=0.022314Jy sigma=0.514396 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.573 mas, bmaj=4.543 mas, bpa=19.1 degrees ! Estimated noise=0.20181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000106493 Jy ! Component: 100 - total flux cleaned = 8.80732e-05 Jy ! Component: 150 - total flux cleaned = 7.9928e-05 Jy ! Component: 200 - total flux cleaned = 7.28196e-05 Jy ! Total flux subtracted in 200 components = 7.28196e-05 Jy ! Clean residual min=-0.000431 max=0.000434 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0179898 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 49 components and 0.0179898 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=0.022307Jy sigma=0.514236 ! Fit after self-cal, rms=0.022330Jy sigma=0.514189 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 = 5.44935e-05 Jy ! Component: 100 - total flux cleaned = 6.63505e-05 Jy ! Component: 150 - total flux cleaned = 8.25689e-05 Jy ! Component: 200 - total flux cleaned = 9.19713e-05 Jy ! Total flux subtracted in 200 components = 9.19713e-05 Jy ! Clean residual min=-0.000430 max=0.000427 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0180818 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 59 components and 0.0180818 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=0.022326Jy sigma=0.514124 ! Fit after self-cal, rms=0.022327Jy sigma=0.514116 ! 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=0.022327Jy sigma=0.514116 ! Fit after self-cal, rms=0.022474Jy sigma=0.514084 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.569 mas, bmaj=4.554 mas, bpa=19.1 degrees ! Estimated noise=0.202292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.32891e-05 Jy ! Component: 100 - total flux cleaned = -3.74344e-05 Jy ! Component: 150 - total flux cleaned = -3.76404e-05 Jy ! Component: 200 - total flux cleaned = -1.75345e-05 Jy ! Total flux subtracted in 200 components = -1.75345e-05 Jy ! Clean residual min=-0.000432 max=0.000415 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0180643 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 67 components and 0.0180643 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=0.022471Jy sigma=0.514047 ! Fit after self-cal, rms=0.022482Jy sigma=0.514037 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 = 1.67445e-05 Jy ! Component: 100 - total flux cleaned = 3.6449e-05 Jy ! Component: 150 - total flux cleaned = 5.78079e-05 Jy ! Component: 200 - total flux cleaned = 7.42717e-05 Jy ! Total flux subtracted in 200 components = 7.42717e-05 Jy ! Clean residual min=-0.000433 max=0.000415 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0181386 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.0181386 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=0.022481Jy sigma=0.514014 ! Fit after self-cal, rms=0.022481Jy sigma=0.514011 ! 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=0.022481Jy sigma=0.514011 ! Fit after self-cal, rms=0.022568Jy sigma=0.513991 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.527 mas, bmaj=5.026 mas, bpa=15.38 degrees ! Estimated noise=0.257966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000107809 Jy ! Component: 100 - total flux cleaned = 0.000119578 Jy ! Component: 150 - total flux cleaned = 0.000115952 Jy ! Component: 200 - total flux cleaned = 0.000123999 Jy ! Total flux subtracted in 200 components = 0.000123999 Jy ! Clean residual min=-0.000559 max=0.000441 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0182626 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 0.0182626 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=0.022567Jy sigma=0.513987 ! Fit after self-cal, rms=0.022573Jy sigma=0.513981 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 = 1.33611e-05 Jy ! Component: 100 - total flux cleaned = 1.56728e-05 Jy ! Component: 150 - total flux cleaned = 1.79324e-05 Jy ! Component: 200 - total flux cleaned = 2.192e-05 Jy ! Total flux subtracted in 200 components = 2.192e-05 Jy ! Clean residual min=-0.000556 max=0.000444 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0182845 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 107 components and 0.0182845 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=0.022572Jy sigma=0.513981 ! Fit after self-cal, rms=0.022572Jy sigma=0.513980 ! 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=1.566 mas, bmaj=4.561 mas, bpa=19.09 degrees ! Estimated noise=0.202675 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.566 x 4.561 at 19.09 degrees (North through East) ! Clean map min=-0.00039309 max=0.016909 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=1.15 mas, bmaj=4.488 mas, bpa=19.33 degrees ! Estimated noise=0.498295 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131064 Jy ! Component: 100 - total flux cleaned = 0.0161917 Jy ! Component: 150 - total flux cleaned = 0.0169583 Jy ! Component: 200 - total flux cleaned = 0.0172969 Jy ! Total flux subtracted in 200 components = 0.0172969 Jy ! Clean residual min=-0.001062 max=0.000963 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0172969 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0172969 Jy ! Inverting map and beam ! Estimated beam: bmin=1.566 mas, bmaj=4.561 mas, bpa=19.09 degrees ! Estimated noise=0.202675 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 = 0.000513619 Jy ! Component: 100 - total flux cleaned = 0.000571342 Jy ! Component: 150 - total flux cleaned = 0.000570289 Jy ! Component: 200 - total flux cleaned = 0.000581393 Jy ! Total flux subtracted in 200 components = 0.000581393 Jy ! Clean residual min=-0.000495 max=0.000463 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0178783 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.0178783 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=3.527 mas, bmaj=5.026 mas, bpa=15.38 degrees ! Estimated noise=0.257966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.75204e-05 Jy ! Component: 100 - total flux cleaned = 0.000113194 Jy ! Component: 150 - total flux cleaned = 0.000184606 Jy ! Component: 200 - total flux cleaned = 0.000239377 Jy ! Total flux subtracted in 200 components = 0.000239377 Jy ! Clean residual min=-0.000610 max=0.000454 Jy/beam ! Clean residual mean=-0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0181177 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 = 2.58218e-05 Jy ! Component: 100 - total flux cleaned = 4.40492e-05 Jy ! Component: 150 - total flux cleaned = 6.02847e-05 Jy ! Component: 200 - total flux cleaned = 7.51471e-05 Jy ! Total flux subtracted in 200 components = 7.51471e-05 Jy ! Clean residual min=-0.000581 max=0.000452 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0181928 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 55 components and 0.0181928 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.566 mas, bmaj=4.561 mas, bpa=19.09 degrees ! Estimated noise=0.202675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.35851e-05 Jy ! Component: 100 - total flux cleaned = -5.69783e-05 Jy ! Component: 150 - total flux cleaned = -3.68822e-05 Jy ! Component: 200 - total flux cleaned = -3.24268e-05 Jy ! Total flux subtracted in 200 components = -3.24268e-05 Jy ! Clean residual min=-0.000437 max=0.000435 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0181604 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 68 components and 0.0181604 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=0.022575Jy sigma=0.514035 ! Fit after self-cal, rms=0.022577Jy sigma=0.514017 wmodel J0123+3420_C_map.mod ! Writing 68 model components to file: J0123+3420_C_map.mod wobs J0123+3420_C_uvs.fits ! Writing UV FITS file: J0123+3420_C_uvs.fits wwins J0123+3420_C_map.win ! wwins: Wrote 2 windows to J0123+3420_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 = -0.000110666 Jy ! Component: 100 - total flux cleaned = -0.000250701 Jy ! Component: 150 - total flux cleaned = -0.000362549 Jy ! Component: 200 - total flux cleaned = -0.000449238 Jy ! Component: 250 - total flux cleaned = -0.000526285 Jy ! Component: 300 - total flux cleaned = -0.000600579 Jy ! Component: 350 - total flux cleaned = -0.000672084 Jy ! Component: 400 - total flux cleaned = -0.000735223 Jy ! Component: 450 - total flux cleaned = -0.000812956 Jy ! Component: 500 - total flux cleaned = -0.000872353 Jy ! Component: 550 - total flux cleaned = -0.000925033 Jy ! Component: 600 - total flux cleaned = -0.000966291 Jy ! Component: 650 - total flux cleaned = -0.00102686 Jy ! Component: 700 - total flux cleaned = -0.00108123 Jy ! Component: 750 - total flux cleaned = -0.00113452 Jy ! Component: 800 - total flux cleaned = -0.00118205 Jy ! Component: 850 - total flux cleaned = -0.00121482 Jy ! Component: 900 - total flux cleaned = -0.00126079 Jy ! Component: 950 - total flux cleaned = -0.00129706 Jy ! Component: 1000 - total flux cleaned = -0.00134627 Jy ! Component: 1050 - total flux cleaned = -0.00138152 Jy ! Component: 1100 - total flux cleaned = -0.00141637 Jy ! Component: 1150 - total flux cleaned = -0.00145931 Jy ! Component: 1200 - total flux cleaned = -0.00149323 Jy ! Component: 1250 - total flux cleaned = -0.00152675 Jy ! Component: 1300 - total flux cleaned = -0.00155163 Jy ! Component: 1350 - total flux cleaned = -0.00159659 Jy ! Component: 1400 - total flux cleaned = -0.00162484 Jy ! Component: 1450 - total flux cleaned = -0.00164882 Jy ! Component: 1500 - total flux cleaned = -0.00167263 Jy ! Component: 1550 - total flux cleaned = -0.00171957 Jy ! Component: 1600 - total flux cleaned = -0.00173889 Jy ! Component: 1650 - total flux cleaned = -0.0017696 Jy ! Component: 1700 - total flux cleaned = -0.00179245 Jy ! Component: 1750 - total flux cleaned = -0.00182254 Jy ! Component: 1800 - total flux cleaned = -0.0018523 Jy ! Component: 1850 - total flux cleaned = -0.00186342 Jy ! Component: 1900 - total flux cleaned = -0.00188896 Jy ! Component: 1950 - total flux cleaned = -0.00191072 Jy ! Component: 2000 - total flux cleaned = -0.00193229 Jy ! Component: 2050 - total flux cleaned = -0.0019643 Jy ! Component: 2100 - total flux cleaned = -0.00198891 Jy ! Component: 2150 - total flux cleaned = -0.00201328 Jy ! Component: 2200 - total flux cleaned = -0.00203399 Jy ! Component: 2250 - total flux cleaned = -0.00205116 Jy ! Component: 2300 - total flux cleaned = -0.00206817 Jy ! Component: 2350 - total flux cleaned = -0.00208843 Jy ! Component: 2400 - total flux cleaned = -0.00211186 Jy ! Component: 2450 - total flux cleaned = -0.00212849 Jy ! Component: 2500 - total flux cleaned = -0.00215489 Jy ! Component: 2550 - total flux cleaned = -0.00216795 Jy ! Component: 2600 - total flux cleaned = -0.00218418 Jy ! Component: 2650 - total flux cleaned = -0.00221323 Jy ! Component: 2700 - total flux cleaned = -0.00222281 Jy ! Component: 2750 - total flux cleaned = -0.00223551 Jy ! Component: 2800 - total flux cleaned = -0.00225133 Jy ! Component: 2850 - total flux cleaned = -0.00225763 Jy ! Component: 2900 - total flux cleaned = -0.00227323 Jy ! Component: 2950 - total flux cleaned = -0.00229802 Jy ! Component: 3000 - total flux cleaned = -0.00230111 Jy ! Component: 3050 - total flux cleaned = -0.00232252 Jy ! Component: 3100 - total flux cleaned = -0.00232248 Jy ! Component: 3150 - total flux cleaned = -0.00234061 Jy ! Component: 3200 - total flux cleaned = -0.00234662 Jy ! Component: 3250 - total flux cleaned = -0.0023735 Jy ! Component: 3300 - total flux cleaned = -0.00239428 Jy ! Component: 3350 - total flux cleaned = -0.00241789 Jy ! Component: 3400 - total flux cleaned = -0.00243547 Jy ! Component: 3450 - total flux cleaned = -0.00245883 Jy ! Component: 3500 - total flux cleaned = -0.00247625 Jy ! Component: 3550 - total flux cleaned = -0.00250804 Jy ! Component: 3600 - total flux cleaned = -0.00253676 Jy ! Component: 3650 - total flux cleaned = -0.00255677 Jy ! Component: 3700 - total flux cleaned = -0.00257668 Jy ! Component: 3750 - total flux cleaned = -0.00259929 Jy ! Component: 3800 - total flux cleaned = -0.0026162 Jy ! Component: 3850 - total flux cleaned = -0.00263863 Jy ! Component: 3900 - total flux cleaned = -0.00266931 Jy ! Component: 3950 - total flux cleaned = -0.00268319 Jy ! Component: 4000 - total flux cleaned = -0.00269701 Jy ! Component: 4050 - total flux cleaned = -0.00271903 Jy ! Total flux subtracted in 4096 components = -0.00273821 Jy ! Clean residual min=-0.000175 max=0.000152 Jy/beam ! Clean residual mean=0.000000 rms=0.000046 Jy/beam ! Combined flux in latest and established models = 0.0154222 Jy keep ! Adding 246 model components to the UV plane model. ! The established model now contains 314 components and 0.0154222 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0123+3420_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.566 x 4.561 at 19.09 degrees (North through East) ! Clean map min=-0.00040123 max=0.016761 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0123+3420_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0123+3420_C_20180501_map.mod ! Writing 314 model components to file: /vlbi/bs262/maps//J0123+3420_C_20180501_map.mod wobs /vlbi/bs262/maps//J0123+3420_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0123+3420_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0123+3420_C_20180501_map.win ! wwins: Wrote 3 windows to /vlbi/bs262/maps//J0123+3420_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0167612 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.481e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.802034 0.802034 1.60407 3.20814 6.41627 12.8325 25.6651 51.3302 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.016 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 374.049 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0123+3420_C_20180501_dfm.log closed on Mon Jun 4 23:12:21 2018