! Started logfile: /vlbi/sb072/temp_maps//J2031-0405_C_dfm.log on Fri Jan 25 19:50:07 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//J2031-0405_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2031-0405_C_uva.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2031-0405 ! ! 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 J2031-0405_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=1.007435Jy sigma=29.807309 ! Fit after self-cal, rms=0.915855Jy sigma=27.509921 ! 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=1.155 mas, bmaj=3.399 mas, bpa=-4.75 degrees ! Estimated noise=1.04771 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 = 0.0600041 Jy ! Component: 100 - total flux cleaned = 0.0859634 Jy ! Total flux subtracted in 100 components = 0.0859634 Jy ! Clean residual min=-0.009196 max=0.014269 Jy/beam ! Clean residual mean=0.000023 rms=0.002451 Jy/beam ! Combined flux in latest and established models = 0.0859634 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0859634 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=0.059703Jy sigma=1.302385 ! Fit after self-cal, rms=0.059275Jy sigma=1.286934 ! Inverting map ! Added new window around map position (1.8, 4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153756 Jy ! Component: 100 - total flux cleaned = 0.025 Jy ! Total flux subtracted in 100 components = 0.025 Jy ! Clean residual min=-0.007239 max=0.008353 Jy/beam ! Clean residual mean=0.000010 rms=0.001784 Jy/beam ! Combined flux in latest and established models = 0.110963 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 19 components and 0.110963 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=0.052658Jy sigma=1.080939 ! Fit after self-cal, rms=0.052545Jy sigma=1.078290 ! 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=1.34 mas, bmaj=3.865 mas, bpa=-4.444 degrees ! Estimated noise=0.868761 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 = 0.0111946 Jy ! Component: 100 - total flux cleaned = 0.0188674 Jy ! Component: 150 - total flux cleaned = 0.0244365 Jy ! Component: 200 - total flux cleaned = 0.0285715 Jy ! Total flux subtracted in 200 components = 0.0285715 Jy ! Clean residual min=-0.008536 max=0.009092 Jy/beam ! Clean residual mean=-0.000022 rms=0.001977 Jy/beam ! Combined flux in latest and established models = 0.139535 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 55 components and 0.139535 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=0.048760Jy sigma=0.968441 ! Fit after self-cal, rms=0.048642Jy sigma=0.965757 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.34 x 3.865 at -4.444 degrees (North through East) ! Clean map min=-0.0079977 max=0.072173 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.60 LA 0.98 MK 1.16 ! NL 0.70 OV 0.97 PT 0.79 SC 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.58 LA 0.85 MK 0.82 ! NL 0.76 OV 1.04 PT 0.76 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 HN 0.82 LA 1.09 MK 0.90 ! NL 0.94 OV 0.95 PT 0.78 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 0.93 LA 1.01 MK 1.00 ! NL 0.92 OV 1.05 PT 0.86 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 HN 1.09 LA 1.09 MK 0.93 ! NL 1.07 OV 1.08 PT 0.88 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 HN 1.21 LA 1.15 MK 0.94 ! NL 1.03 OV 1.10 PT 0.87 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.15 HN 1.24 LA 1.04 MK 0.92 ! NL 0.98 OV 1.08 PT 0.90 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.15 HN 1.13 LA 1.03 MK 1.02 ! NL 1.10 OV 1.05 PT 0.82 SC 1.08 ! ! ! Fit before self-cal, rms=0.048642Jy sigma=0.965757 ! Fit after self-cal, rms=0.033024Jy sigma=0.769542 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.335 mas, bmaj=3.908 mas, bpa=-5.144 degrees ! Estimated noise=0.827751 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 = 0.00108086 Jy ! Component: 100 - total flux cleaned = 0.00174715 Jy ! Component: 150 - total flux cleaned = 0.0021227 Jy ! Component: 200 - total flux cleaned = 0.00221671 Jy ! Total flux subtracted in 200 components = 0.00221671 Jy ! Clean residual min=-0.003546 max=0.003527 Jy/beam ! Clean residual mean=-0.000006 rms=0.000885 Jy/beam ! Combined flux in latest and established models = 0.141752 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 66 components and 0.141752 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=0.032743Jy sigma=0.759822 ! Fit after self-cal, rms=0.032930Jy sigma=0.757768 ! 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=0.032930Jy sigma=0.757768 ! Fit after self-cal, rms=0.032884Jy sigma=0.756721 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.331 mas, bmaj=3.923 mas, bpa=-5.414 degrees ! Estimated noise=0.822849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000318582 Jy ! Component: 100 - total flux cleaned = 0.000359841 Jy ! Component: 150 - total flux cleaned = 0.000396957 Jy ! Component: 200 - total flux cleaned = 0.000396563 Jy ! Total flux subtracted in 200 components = 0.000396563 Jy ! Clean residual min=-0.003279 max=0.003482 Jy/beam ! Clean residual mean=-0.000006 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 0.142148 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 72 components and 0.142148 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=0.032749Jy sigma=0.752386 ! Fit after self-cal, rms=0.032740Jy sigma=0.751582 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 = 0.000288905 Jy ! Component: 100 - total flux cleaned = 7.66082e-05 Jy ! Component: 150 - total flux cleaned = 4.54379e-05 Jy ! Component: 200 - total flux cleaned = 9.88388e-05 Jy ! Total flux subtracted in 200 components = 9.88388e-05 Jy ! Clean residual min=-0.003210 max=0.003441 Jy/beam ! Clean residual mean=-0.000006 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.142247 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 0.142247 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=0.032661Jy sigma=0.749434 ! Fit after self-cal, rms=0.032665Jy sigma=0.748873 ! 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=0.032665Jy sigma=0.748873 ! Fit after self-cal, rms=0.032533Jy sigma=0.748155 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.33 mas, bmaj=3.937 mas, bpa=-5.6 degrees ! Estimated noise=0.818507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000122676 Jy ! Component: 100 - total flux cleaned = -0.000137856 Jy ! Component: 150 - total flux cleaned = -0.000192164 Jy ! Component: 200 - total flux cleaned = -0.000167696 Jy ! Total flux subtracted in 200 components = -0.000167696 Jy ! Clean residual min=-0.003058 max=0.003435 Jy/beam ! Clean residual mean=-0.000006 rms=0.000769 Jy/beam ! Combined flux in latest and established models = 0.142079 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 84 components and 0.142079 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=0.032465Jy sigma=0.745981 ! Fit after self-cal, rms=0.032463Jy sigma=0.745444 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 (-15.6, -45.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00301525 Jy ! Component: 100 - total flux cleaned = 0.00442973 Jy ! Component: 150 - total flux cleaned = 0.00528235 Jy ! Component: 200 - total flux cleaned = 0.00579286 Jy ! Total flux subtracted in 200 components = 0.00579286 Jy ! Clean residual min=-0.002638 max=0.002603 Jy/beam ! Clean residual mean=-0.000002 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.147872 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 109 components and 0.147872 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=0.032090Jy sigma=0.734464 ! Fit after self-cal, rms=0.032094Jy sigma=0.733639 ! 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=0.032094Jy sigma=0.733639 ! Fit after self-cal, rms=0.031667Jy sigma=0.732596 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.288 mas, bmaj=6.823 mas, bpa=-2.272 degrees ! Estimated noise=1.16984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010894 Jy ! Component: 100 - total flux cleaned = 0.0014006 Jy ! Component: 150 - total flux cleaned = 0.00159417 Jy ! Component: 200 - total flux cleaned = 0.0017718 Jy ! Total flux subtracted in 200 components = 0.0017718 Jy ! Clean residual min=-0.003599 max=0.002947 Jy/beam ! Clean residual mean=-0.000005 rms=0.000856 Jy/beam ! Combined flux in latest and established models = 0.149644 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 118 components and 0.149644 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=0.031612Jy sigma=0.731300 ! Fit after self-cal, rms=0.031598Jy sigma=0.731046 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 = 0.000221804 Jy ! Component: 100 - total flux cleaned = 0.00028565 Jy ! Component: 150 - total flux cleaned = 0.000404595 Jy ! Component: 200 - total flux cleaned = 0.000487254 Jy ! Total flux subtracted in 200 components = 0.000487254 Jy ! Clean residual min=-0.003393 max=0.002903 Jy/beam ! Clean residual mean=-0.000004 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.150131 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 127 components and 0.150131 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=0.031587Jy sigma=0.731551 ! Fit after self-cal, rms=0.031573Jy sigma=0.731391 ! 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=1.333 mas, bmaj=3.945 mas, bpa=-5.649 degrees ! Estimated noise=0.814451 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.333 x 3.945 at -5.649 degrees (North through East) ! Clean map min=-0.0029811 max=0.066902 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=1.149 mas, bmaj=3.449 mas, bpa=-5.684 degrees ! Estimated noise=0.992186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0575118 Jy ! Component: 100 - total flux cleaned = 0.0841391 Jy ! Component: 150 - total flux cleaned = 0.099465 Jy ! Component: 200 - total flux cleaned = 0.109365 Jy ! Total flux subtracted in 200 components = 0.109365 Jy ! Clean residual min=-0.004893 max=0.006808 Jy/beam ! Clean residual mean=0.000013 rms=0.001239 Jy/beam ! Combined flux in latest and established models = 0.109365 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.109365 Jy ! Inverting map and beam ! Estimated beam: bmin=1.333 mas, bmaj=3.945 mas, bpa=-5.649 degrees ! Estimated noise=0.814451 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) ! Added new window around map position (-1.5, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103443 Jy ! Component: 100 - total flux cleaned = 0.0171142 Jy ! Component: 150 - total flux cleaned = 0.0219592 Jy ! Component: 200 - total flux cleaned = 0.0257071 Jy ! Total flux subtracted in 200 components = 0.0257071 Jy ! Clean residual min=-0.003228 max=0.003096 Jy/beam ! Clean residual mean=0.000001 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.135072 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 74 components and 0.135072 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=3.288 mas, bmaj=6.823 mas, bpa=-2.272 degrees ! Estimated noise=1.16984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513779 Jy ! Component: 100 - total flux cleaned = 0.00827925 Jy ! Component: 150 - total flux cleaned = 0.0106915 Jy ! Component: 200 - total flux cleaned = 0.0126053 Jy ! Total flux subtracted in 200 components = 0.0126053 Jy ! Clean residual min=-0.003460 max=0.002645 Jy/beam ! Clean residual mean=-0.000011 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.147677 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 = 0.0015488 Jy ! Component: 100 - total flux cleaned = 0.00284073 Jy ! Component: 150 - total flux cleaned = 0.00388671 Jy ! Component: 200 - total flux cleaned = 0.00434349 Jy ! Total flux subtracted in 200 components = 0.00434349 Jy ! Clean residual min=-0.003122 max=0.002345 Jy/beam ! Clean residual mean=-0.000009 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.152021 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 122 components and 0.152021 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.333 mas, bmaj=3.945 mas, bpa=-5.649 degrees ! Estimated noise=0.814451 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000187262 Jy ! Component: 100 - total flux cleaned = -2.12821e-05 Jy ! Component: 150 - total flux cleaned = 0.000209668 Jy ! Component: 200 - total flux cleaned = 0.000330296 Jy ! Total flux subtracted in 200 components = 0.000330296 Jy ! Clean residual min=-0.002362 max=0.002291 Jy/beam ! Clean residual mean=-0.000002 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.152351 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 141 components and 0.152351 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=0.031351Jy sigma=0.725565 ! Fit after self-cal, rms=0.031346Jy sigma=0.724168 wmodel J2031-0405_C_map.mod ! Writing 141 model components to file: J2031-0405_C_map.mod wobs J2031-0405_C_uvs.fits ! Writing UV FITS file: J2031-0405_C_uvs.fits wwins J2031-0405_C_map.win ! wwins: Wrote 4 windows to J2031-0405_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 = 0.000535232 Jy ! Component: 100 - total flux cleaned = 0.000689803 Jy ! Component: 150 - total flux cleaned = 0.000975611 Jy ! Component: 200 - total flux cleaned = 0.00121149 Jy ! Component: 250 - total flux cleaned = 0.00140379 Jy ! Component: 300 - total flux cleaned = 0.00158748 Jy ! Component: 350 - total flux cleaned = 0.00179274 Jy ! Component: 400 - total flux cleaned = 0.00193251 Jy ! Component: 450 - total flux cleaned = 0.00206631 Jy ! Component: 500 - total flux cleaned = 0.00211796 Jy ! Component: 550 - total flux cleaned = 0.0022438 Jy ! Component: 600 - total flux cleaned = 0.00234224 Jy ! Component: 650 - total flux cleaned = 0.00243826 Jy ! Component: 700 - total flux cleaned = 0.00253177 Jy ! Component: 750 - total flux cleaned = 0.00255452 Jy ! Component: 800 - total flux cleaned = 0.00264316 Jy ! Component: 850 - total flux cleaned = 0.00264314 Jy ! Component: 900 - total flux cleaned = 0.00272797 Jy ! Component: 950 - total flux cleaned = 0.00279005 Jy ! Component: 1000 - total flux cleaned = 0.00281033 Jy ! Component: 1050 - total flux cleaned = 0.00283011 Jy ! Component: 1100 - total flux cleaned = 0.00284972 Jy ! Component: 1150 - total flux cleaned = 0.00284979 Jy ! Component: 1200 - total flux cleaned = 0.00285005 Jy ! Component: 1250 - total flux cleaned = 0.0028688 Jy ! Component: 1300 - total flux cleaned = 0.00288723 Jy ! Component: 1350 - total flux cleaned = 0.00290573 Jy ! Component: 1400 - total flux cleaned = 0.00290598 Jy ! Component: 1450 - total flux cleaned = 0.00294103 Jy ! Component: 1500 - total flux cleaned = 0.00290612 Jy ! Component: 1550 - total flux cleaned = 0.00295704 Jy ! Component: 1600 - total flux cleaned = 0.0029069 Jy ! Component: 1650 - total flux cleaned = 0.00295634 Jy ! Component: 1700 - total flux cleaned = 0.0029241 Jy ! Component: 1750 - total flux cleaned = 0.00290819 Jy ! Component: 1800 - total flux cleaned = 0.00289258 Jy ! Component: 1850 - total flux cleaned = 0.00292348 Jy ! Component: 1900 - total flux cleaned = 0.00286211 Jy ! Component: 1950 - total flux cleaned = 0.00293779 Jy ! Component: 2000 - total flux cleaned = 0.00296752 Jy ! Component: 2050 - total flux cleaned = 0.00302659 Jy ! Component: 2100 - total flux cleaned = 0.00304123 Jy ! Component: 2150 - total flux cleaned = 0.00307023 Jy ! Component: 2200 - total flux cleaned = 0.00308432 Jy ! Component: 2250 - total flux cleaned = 0.00312644 Jy ! Component: 2300 - total flux cleaned = 0.00315424 Jy ! Component: 2350 - total flux cleaned = 0.00318161 Jy ! Component: 2400 - total flux cleaned = 0.00322219 Jy ! Component: 2450 - total flux cleaned = 0.00318185 Jy ! Component: 2500 - total flux cleaned = 0.0032084 Jy ! Component: 2550 - total flux cleaned = 0.00319524 Jy ! Component: 2600 - total flux cleaned = 0.00319521 Jy ! Component: 2650 - total flux cleaned = 0.00322113 Jy ! Component: 2700 - total flux cleaned = 0.00319526 Jy ! Component: 2750 - total flux cleaned = 0.00320796 Jy ! Component: 2800 - total flux cleaned = 0.00319544 Jy ! Component: 2850 - total flux cleaned = 0.00322028 Jy ! Component: 2900 - total flux cleaned = 0.00319545 Jy ! Component: 2950 - total flux cleaned = 0.00320761 Jy ! Component: 3000 - total flux cleaned = 0.00318328 Jy ! Component: 3050 - total flux cleaned = 0.00317125 Jy ! Component: 3100 - total flux cleaned = 0.00315934 Jy ! Component: 3150 - total flux cleaned = 0.00314733 Jy ! Component: 3200 - total flux cleaned = 0.00312386 Jy ! Component: 3250 - total flux cleaned = 0.00314715 Jy ! Component: 3300 - total flux cleaned = 0.00314708 Jy ! Component: 3350 - total flux cleaned = 0.00310111 Jy ! Component: 3400 - total flux cleaned = 0.00306695 Jy ! Component: 3450 - total flux cleaned = 0.00306693 Jy ! Component: 3500 - total flux cleaned = 0.00308953 Jy ! Component: 3550 - total flux cleaned = 0.00305607 Jy ! Component: 3600 - total flux cleaned = 0.00307833 Jy ! Component: 3650 - total flux cleaned = 0.00308931 Jy ! Component: 3700 - total flux cleaned = 0.00308922 Jy ! Component: 3750 - total flux cleaned = 0.00307845 Jy ! Component: 3800 - total flux cleaned = 0.00307844 Jy ! Component: 3850 - total flux cleaned = 0.00306763 Jy ! Component: 3900 - total flux cleaned = 0.00309964 Jy ! Component: 3950 - total flux cleaned = 0.00307831 Jy ! Component: 4000 - total flux cleaned = 0.00308879 Jy ! Component: 4050 - total flux cleaned = 0.0030678 Jy ! Total flux subtracted in 4096 components = 0.00308867 Jy ! Clean residual min=-0.000593 max=0.000675 Jy/beam ! Clean residual mean=-0.000002 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.15544 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 412 components and 0.15544 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2031-0405_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.333 x 3.945 at -5.649 degrees (North through East) ! Clean map min=-0.0012828 max=0.063475 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2031-0405_C_map.fits wmodel /vlbi/sb072/temp_maps//J2031-0405_C_map.mod ! Writing 412 model components to file: /vlbi/sb072/temp_maps//J2031-0405_C_map.mod wobs /vlbi/sb072/temp_maps//J2031-0405_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2031-0405_C_uvs.fits wwins /vlbi/sb072/temp_maps//J2031-0405_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J2031-0405_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0634753 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000172709 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.816264 0.816264 1.63253 3.26506 6.53011 13.0602 26.1204 52.2409 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 367.528 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2031-0405_C_dfm.log closed on Fri Jan 25 19:50:11 2019