! Started logfile: .//J1407+2827_C_20180722_dfm.log on Wed Aug 8 14:47:30 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 .//J1407+2827_C_20180722_uva.fits ! Reading UV FITS file: .//J1407+2827_C_20180722_uva.fits ! AN table 1: 17 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.935294 visibilities/baseline/integration-bin. ! Found source: J1407+2827 ! ! 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 1272 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 J1407+2827_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.847168Jy sigma=60.298053 ! Fit after self-cal, rms=0.511374Jy sigma=15.163675 ! 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=4.17 mas, bmaj=4.763 mas, bpa=49.68 degrees ! Estimated noise=0.807033 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.10076 Jy ! Component: 100 - total flux cleaned = 1.34363 Jy ! Total flux subtracted in 100 components = 1.34363 Jy ! Clean residual min=-0.078912 max=0.080523 Jy/beam ! Clean residual mean=0.000226 rms=0.024704 Jy/beam ! Combined flux in latest and established models = 1.34363 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.34363 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=0.255486Jy sigma=6.574471 ! Fit after self-cal, rms=0.254909Jy sigma=6.561662 ! 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=4.368 mas, bmaj=5.219 mas, bpa=38.58 degrees ! Estimated noise=0.652522 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 = 0.127112 Jy ! Component: 100 - total flux cleaned = 0.2127 Jy ! Component: 150 - total flux cleaned = 0.256248 Jy ! Component: 200 - total flux cleaned = 0.278721 Jy ! Total flux subtracted in 200 components = 0.278721 Jy ! Clean residual min=-0.034077 max=0.034398 Jy/beam ! Clean residual mean=0.000174 rms=0.014666 Jy/beam ! Combined flux in latest and established models = 1.62235 Jy ! Performing phase self-cal ! Adding 69 model components to the UV plane model. ! The established model now contains 76 components and 1.62235 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=0.125550Jy sigma=3.231199 ! Fit after self-cal, rms=0.123934Jy sigma=3.187079 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.368 x 5.219 at 38.58 degrees (North through East) ! Clean map min=-0.036302 max=1.3954 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 0.99 NL 0.97 OV 0.97 ! PT 0.95 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 KP 0.96 NL 0.97 OV 1.00 ! PT 0.94 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 KP 0.97 NL 1.04 OV 0.98 ! PT 1.11 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 KP 0.96 NL 1.01 OV 0.98 ! PT 0.98 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 KP 0.99 NL 0.99 OV 0.99 ! PT 0.98 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 KP 0.97 NL 1.01 OV 0.99 ! PT 0.97 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 KP 0.95 NL 1.02 OV 0.99 ! PT 0.96 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 KP 0.97 NL 1.04 OV 0.98 ! PT 0.97 ! ! ! Fit before self-cal, rms=0.123934Jy sigma=3.187079 ! Fit after self-cal, rms=0.072341Jy sigma=1.863907 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.379 mas, bmaj=5.257 mas, bpa=40.11 degrees ! Estimated noise=0.640418 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 = 0.0326032 Jy ! Component: 100 - total flux cleaned = 0.0404075 Jy ! Component: 150 - total flux cleaned = 0.0428543 Jy ! Component: 200 - total flux cleaned = 0.0424467 Jy ! Total flux subtracted in 200 components = 0.0424467 Jy ! Clean residual min=-0.007054 max=0.007020 Jy/beam ! Clean residual mean=0.000020 rms=0.003278 Jy/beam ! Combined flux in latest and established models = 1.66479 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 138 components and 1.66479 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=0.040762Jy sigma=1.003920 ! Fit after self-cal, rms=0.040401Jy sigma=0.994526 ! 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=0.040401Jy sigma=0.994526 ! Fit after self-cal, rms=0.035606Jy sigma=0.928201 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.381 mas, bmaj=5.258 mas, bpa=40.34 degrees ! Estimated noise=0.639131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00746792 Jy ! Component: 100 - total flux cleaned = 0.00859797 Jy ! Component: 150 - total flux cleaned = 0.00905152 Jy ! Component: 200 - total flux cleaned = 0.00924312 Jy ! Total flux subtracted in 200 components = 0.00924312 Jy ! Clean residual min=-0.003163 max=0.003189 Jy/beam ! Clean residual mean=0.000010 rms=0.001349 Jy/beam ! Combined flux in latest and established models = 1.67404 Jy selfcal ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 192 components and 1.67404 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=0.029721Jy sigma=0.793917 ! Fit after self-cal, rms=0.029594Jy sigma=0.791506 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020683 Jy ! Component: 100 - total flux cleaned = 0.00252986 Jy ! Component: 150 - total flux cleaned = 0.00280797 Jy ! Component: 200 - total flux cleaned = 0.00369339 Jy ! Total flux subtracted in 200 components = 0.00369339 Jy ! Clean residual min=-0.002032 max=0.002038 Jy/beam ! Clean residual mean=0.000007 rms=0.000861 Jy/beam ! Combined flux in latest and established models = 1.67773 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 235 components and 1.67773 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=0.027696Jy sigma=0.756038 ! Fit after self-cal, rms=0.027642Jy sigma=0.755075 ! 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=0.027642Jy sigma=0.755075 ! Fit after self-cal, rms=0.026256Jy sigma=0.734695 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.381 mas, bmaj=5.259 mas, bpa=40.38 degrees ! Estimated noise=0.639297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000363982 Jy ! Component: 100 - total flux cleaned = 0.000601458 Jy ! Component: 150 - total flux cleaned = 0.000509411 Jy ! Component: 200 - total flux cleaned = 0.000336275 Jy ! Total flux subtracted in 200 components = 0.000336275 Jy ! Clean residual min=-0.001399 max=0.001412 Jy/beam ! Clean residual mean=0.000004 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 1.67807 Jy selfcal ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 290 components and 1.67807 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=0.025110Jy sigma=0.710914 ! Fit after self-cal, rms=0.025078Jy sigma=0.710448 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000899399 Jy ! Component: 100 - total flux cleaned = 0.00149548 Jy ! Component: 150 - total flux cleaned = 0.00204564 Jy ! Component: 200 - total flux cleaned = 0.00255604 Jy ! Total flux subtracted in 200 components = 0.00255604 Jy ! Clean residual min=-0.001029 max=0.001045 Jy/beam ! Clean residual mean=0.000002 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 1.68062 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 342 components and 1.68062 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=0.024573Jy sigma=0.701001 ! Fit after self-cal, rms=0.024557Jy sigma=0.700691 ! 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=0.024557Jy sigma=0.700691 ! Fit after self-cal, rms=0.024259Jy sigma=0.696532 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.647 mas, bmaj=5.496 mas, bpa=41.43 degrees ! Estimated noise=0.670691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.95015e-05 Jy ! Component: 100 - total flux cleaned = 2.17611e-05 Jy ! Component: 150 - total flux cleaned = 0.000389272 Jy ! Component: 200 - total flux cleaned = 0.000609081 Jy ! Total flux subtracted in 200 components = 0.000609081 Jy ! Clean residual min=-0.000891 max=0.000887 Jy/beam ! Clean residual mean=0.000003 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 1.68123 Jy selfcal ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 390 components and 1.68123 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=0.023847Jy sigma=0.688799 ! Fit after self-cal, rms=0.023829Jy sigma=0.688615 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000925082 Jy ! Component: 100 - total flux cleaned = 0.00131082 Jy ! Component: 150 - total flux cleaned = 0.00175937 Jy ! Component: 200 - total flux cleaned = 0.00210251 Jy ! Total flux subtracted in 200 components = 0.00210251 Jy ! Clean residual min=-0.000697 max=0.000703 Jy/beam ! Clean residual mean=0.000002 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 1.68333 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 431 components and 1.68334 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=0.023627Jy sigma=0.684727 ! Fit after self-cal, rms=0.023621Jy sigma=0.684602 ! 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=4.381 mas, bmaj=5.258 mas, bpa=40.38 degrees ! Estimated noise=0.6396 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.381 x 5.258 at 40.38 degrees (North through East) ! Clean map min=-0.0094275 max=1.3625 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.023621Jy sigma=0.684602 ! Fit after self-cal, rms=0.021024Jy sigma=0.535395 ! Inverting map and beam ! Estimated beam: bmin=4.381 mas, bmaj=5.258 mas, bpa=40.37 degrees ! Estimated noise=0.63986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00037179 Jy ! Component: 100 - total flux cleaned = 0.000621915 Jy ! Component: 150 - total flux cleaned = 0.000622107 Jy ! Component: 200 - total flux cleaned = 0.000795301 Jy ! Total flux subtracted in 200 components = 0.000795301 Jy ! Clean residual min=-0.000562 max=0.000566 Jy/beam ! Clean residual mean=0.000002 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 1.68413 Jy ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 478 components and 1.68413 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=0.020827Jy sigma=0.531331 ! Fit after self-cal, rms=0.020818Jy sigma=0.531180 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000370798 Jy ! Component: 100 - total flux cleaned = 0.000602897 Jy ! Component: 150 - total flux cleaned = 0.000951181 Jy ! Component: 200 - total flux cleaned = 0.00128928 Jy ! Total flux subtracted in 200 components = 0.00128928 Jy ! Clean residual min=-0.000507 max=0.000508 Jy/beam ! Clean residual mean=0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 1.68542 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 508 components and 1.68542 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=0.020704Jy sigma=0.528465 ! Fit after self-cal, rms=0.020704Jy sigma=0.528373 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.020704Jy sigma=0.528373 ! Fit after self-cal, rms=0.020676Jy sigma=0.527577 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=4.155 mas, bmaj=4.801 mas, bpa=49.54 degrees ! Estimated noise=0.788355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.07577 Jy ! Component: 100 - total flux cleaned = 1.31391 Jy ! Component: 150 - total flux cleaned = 1.40481 Jy ! Component: 200 - total flux cleaned = 1.46835 Jy ! Total flux subtracted in 200 components = 1.46835 Jy ! Clean residual min=-0.033973 max=0.035182 Jy/beam ! Clean residual mean=0.000146 rms=0.012098 Jy/beam ! Combined flux in latest and established models = 1.46835 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 30 model components to the UV plane model. ! The established model now contains 30 components and 1.46835 Jy ! Inverting map and beam ! Estimated beam: bmin=4.381 mas, bmaj=5.258 mas, bpa=40.37 degrees ! Estimated noise=0.640033 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 = 0.0589391 Jy ! Component: 100 - total flux cleaned = 0.0956286 Jy ! Component: 150 - total flux cleaned = 0.117152 Jy ! Component: 200 - total flux cleaned = 0.127366 Jy ! Total flux subtracted in 200 components = 0.127366 Jy ! Clean residual min=-0.019297 max=0.019362 Jy/beam ! Clean residual mean=0.000127 rms=0.009344 Jy/beam ! Combined flux in latest and established models = 1.59572 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 109 components and 1.59572 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=4.647 mas, bmaj=5.495 mas, bpa=41.42 degrees ! Estimated noise=0.671165 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00660934 Jy ! Component: 100 - total flux cleaned = 0.0110473 Jy ! Component: 150 - total flux cleaned = 0.0175886 Jy ! Component: 200 - total flux cleaned = 0.021222 Jy ! Total flux subtracted in 200 components = 0.021222 Jy ! Clean residual min=-0.009255 max=0.009274 Jy/beam ! Clean residual mean=0.000071 rms=0.005237 Jy/beam ! Combined flux in latest and established models = 1.61694 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 = 0.00264634 Jy ! Component: 100 - total flux cleaned = 0.00401502 Jy ! Component: 150 - total flux cleaned = 0.00267663 Jy ! Component: 200 - total flux cleaned = 0.00267115 Jy ! Total flux subtracted in 200 components = 0.00267115 Jy ! Clean residual min=-0.006814 max=0.006770 Jy/beam ! Clean residual mean=0.000060 rms=0.002805 Jy/beam ! Combined flux in latest and established models = 1.61961 Jy ! Adding 181 model components to the UV plane model. ! The established model now contains 285 components and 1.61961 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.381 mas, bmaj=5.258 mas, bpa=40.37 degrees ! Estimated noise=0.640033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166287 Jy ! Component: 100 - total flux cleaned = 0.000886729 Jy ! Component: 150 - total flux cleaned = 0.000713582 Jy ! Component: 200 - total flux cleaned = 0.000866832 Jy ! Total flux subtracted in 200 components = 0.000866832 Jy ! Clean residual min=-0.002112 max=0.002124 Jy/beam ! Clean residual mean=0.000010 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 1.62048 Jy selfcal ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 351 components and 1.62048 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=0.023102Jy sigma=0.589123 ! Fit after self-cal, rms=0.022781Jy sigma=0.579315 wmodel J1407+2827_C_map.mod ! Writing 351 model components to file: J1407+2827_C_map.mod wobs J1407+2827_C_uvs.fits ! Writing UV FITS file: J1407+2827_C_uvs.fits wwins J1407+2827_C_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap .//J1407+2827_C_20180722_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.381 x 5.258 at 40.37 degrees (North through East) ! Clean map min=-0.011978 max=1.3531 Jy/beam ! Writing clean map to FITS file: .//J1407+2827_C_20180722_map.fits wmodel .//J1407+2827_C_20180722_map.mod ! Writing 351 model components to file: .//J1407+2827_C_20180722_map.mod wobs .//J1407+2827_C_20180722_uvs.fits ! Writing UV FITS file: .//J1407+2827_C_20180722_uvs.fits wwins .//J1407+2827_C_20180722_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.35313 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00081802 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.181362 0.181362 0.362724 0.725447 1.45089 2.90179 5.80358 11.6072 23.2143 46.4286 92.8572 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.353 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1654.15 quit ! Quitting program ! Log file .//J1407+2827_C_20180722_dfm.log closed on Wed Aug 8 14:47:33 2018