! Started logfile: /vlbi/sb072/temp_maps//J1741+5738_C_dfm.log on Sat Dec 15 22:29:22 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/sb072/temp_maps//J1741+5738_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1741+5738_C_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1741+5738 ! ! 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 5152 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 J1741+5738_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=1.000467Jy sigma=49.864859 ! Fit after self-cal, rms=0.995994Jy sigma=49.633835 ! 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=1.115 mas, bmaj=5.832 mas, bpa=4.88 degrees ! Estimated noise=0.425109 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 = 0.00311081 Jy ! Component: 100 - total flux cleaned = 0.00397505 Jy ! Total flux subtracted in 100 components = 0.00397505 Jy ! Clean residual min=-0.001147 max=0.001461 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.00397505 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.00397505 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=0.013522Jy sigma=0.631125 ! Fit after self-cal, rms=0.012563Jy sigma=0.576332 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00285774 Jy ! Component: 100 - total flux cleaned = 0.00363913 Jy ! Total flux subtracted in 100 components = 0.00363913 Jy ! Clean residual min=-0.000924 max=0.000836 Jy/beam ! Clean residual mean=0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.00761418 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.00761418 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=0.011946Jy sigma=0.535341 ! Fit after self-cal, rms=0.011945Jy sigma=0.535261 ! 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=1.523 mas, bmaj=5.51 mas, bpa=5.181 degrees ! Estimated noise=0.208675 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 = 0.000826268 Jy ! Component: 100 - total flux cleaned = 0.00131264 Jy ! Component: 150 - total flux cleaned = 0.00164805 Jy ! Component: 200 - total flux cleaned = 0.00189016 Jy ! Total flux subtracted in 200 components = 0.00189016 Jy ! Clean residual min=-0.000617 max=0.000510 Jy/beam ! Clean residual mean=0.000001 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.00950434 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 57 components and 0.00950433 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=0.011909Jy sigma=0.531268 ! Fit after self-cal, rms=0.011916Jy sigma=0.530799 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.523 x 5.51 at 5.181 degrees (North through East) ! Clean map min=-0.00061494 max=0.0078869 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.25 KP 1.48 LA 0.50 ! MK 1.12 NL 1.31 PT 1.39 SC 1.23 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.11 KP 1.29 LA 0.58 ! MK 1.06 NL 1.35 PT 1.25 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.81 KP 1.04 LA 0.82 ! MK 0.93 NL 1.01 PT 0.94 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 KP 1.01 LA 0.97 ! MK 1.06 NL 1.04 PT 0.95 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.09 KP 1.14 LA 1.04 ! MK 0.88 NL 0.93 PT 0.94 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.12 KP 0.95 LA 0.92 ! MK 1.17 NL 1.15 PT 0.99 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.90 KP 1.09 LA 1.00 ! MK 1.01 NL 1.07 PT 0.95 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.05 KP 0.95 LA 0.98 ! MK 1.14 NL 1.10 PT 0.96 SC 0.98 ! ! ! Fit before self-cal, rms=0.011916Jy sigma=0.530799 ! Fit after self-cal, rms=0.013992Jy sigma=0.525209 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.545 mas, bmaj=5.642 mas, bpa=5.207 degrees ! Estimated noise=0.20674 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 = -2.54056e-05 Jy ! Component: 100 - total flux cleaned = -3.01144e-05 Jy ! Component: 150 - total flux cleaned = -1.82012e-05 Jy ! Component: 200 - total flux cleaned = -1.56313e-05 Jy ! Total flux subtracted in 200 components = -1.56313e-05 Jy ! Clean residual min=-0.000418 max=0.000431 Jy/beam ! Clean residual mean=0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0094887 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.0094887 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=0.013990Jy sigma=0.525095 ! Fit after self-cal, rms=0.014231Jy sigma=0.524129 ! 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=0.014231Jy sigma=0.524129 ! Fit after self-cal, rms=0.018222Jy sigma=0.523806 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.544 mas, bmaj=5.679 mas, bpa=5.211 degrees ! Estimated noise=0.208441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.57823e-05 Jy ! Component: 100 - total flux cleaned = -4.23313e-05 Jy ! Component: 150 - total flux cleaned = -3.61022e-05 Jy ! Component: 200 - total flux cleaned = -3.33563e-05 Jy ! Total flux subtracted in 200 components = -3.33563e-05 Jy ! Clean residual min=-0.000419 max=0.000434 Jy/beam ! Clean residual mean=0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.00945535 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.00945535 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=0.018219Jy sigma=0.523711 ! Fit after self-cal, rms=0.018316Jy sigma=0.523519 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 = 1.21565e-05 Jy ! Component: 100 - total flux cleaned = 1.20889e-05 Jy ! Component: 150 - total flux cleaned = 6.02937e-06 Jy ! Component: 200 - total flux cleaned = 3.42272e-06 Jy ! Total flux subtracted in 200 components = 3.42272e-06 Jy ! Clean residual min=-0.000441 max=0.000432 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.00945877 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 74 components and 0.00945877 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=0.018314Jy sigma=0.523441 ! Fit after self-cal, rms=0.018314Jy sigma=0.523422 ! 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=0.018314Jy sigma=0.523422 ! Fit after self-cal, rms=0.022512Jy sigma=0.523322 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.544 mas, bmaj=5.684 mas, bpa=5.25 degrees ! Estimated noise=0.211248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101934 Jy ! Component: 100 - total flux cleaned = 0.00011834 Jy ! Component: 150 - total flux cleaned = 0.000129741 Jy ! Component: 200 - total flux cleaned = 0.000132376 Jy ! Total flux subtracted in 200 components = 0.000132376 Jy ! Clean residual min=-0.000429 max=0.000437 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.00959114 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 77 components and 0.00959114 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=0.022511Jy sigma=0.523240 ! Fit after self-cal, rms=0.022544Jy sigma=0.523140 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 = 7.08758e-06 Jy ! Component: 100 - total flux cleaned = 1.29327e-05 Jy ! Component: 150 - total flux cleaned = 1.55123e-05 Jy ! Component: 200 - total flux cleaned = 1.54623e-05 Jy ! Total flux subtracted in 200 components = 1.54623e-05 Jy ! Clean residual min=-0.000437 max=0.000435 Jy/beam ! Clean residual mean=0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.00960661 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 77 components and 0.00960661 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=0.022543Jy sigma=0.523085 ! Fit after self-cal, rms=0.022540Jy sigma=0.522959 ! 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=0.022540Jy sigma=0.522959 ! Fit after self-cal, rms=0.025281Jy sigma=0.522886 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.914 mas, bmaj=5.638 mas, bpa=7.186 degrees ! Estimated noise=0.261713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000146793 Jy ! Component: 100 - total flux cleaned = 0.000149588 Jy ! Component: 150 - total flux cleaned = 0.000152317 Jy ! Component: 200 - total flux cleaned = 0.00015718 Jy ! Total flux subtracted in 200 components = 0.00015718 Jy ! Clean residual min=-0.000464 max=0.000396 Jy/beam ! Clean residual mean=0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.00976379 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 83 components and 0.00976379 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=0.025281Jy sigma=0.522904 ! Fit after self-cal, rms=0.025290Jy sigma=0.522853 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 = 8.544e-06 Jy ! Component: 100 - total flux cleaned = 1.59014e-05 Jy ! Component: 150 - total flux cleaned = 1.80453e-05 Jy ! Component: 200 - total flux cleaned = 2.01168e-05 Jy ! Total flux subtracted in 200 components = 2.01168e-05 Jy ! Clean residual min=-0.000456 max=0.000391 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0097839 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 86 components and 0.0097839 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=0.025289Jy sigma=0.522875 ! Fit after self-cal, rms=0.025288Jy sigma=0.522862 ! 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=1.544 mas, bmaj=5.677 mas, bpa=5.289 degrees ! Estimated noise=0.213392 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.544 x 5.677 at 5.289 degrees (North through East) ! Clean map min=-0.00041716 max=0.0078617 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=1.123 mas, bmaj=5.985 mas, bpa=4.926 degrees ! Estimated noise=0.443082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00567919 Jy ! Component: 100 - total flux cleaned = 0.00722806 Jy ! Component: 150 - total flux cleaned = 0.00771266 Jy ! Component: 200 - total flux cleaned = 0.0080485 Jy ! Total flux subtracted in 200 components = 0.0080485 Jy ! Clean residual min=-0.000911 max=0.000931 Jy/beam ! Clean residual mean=0.000001 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0080485 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0080485 Jy ! Inverting map and beam ! Estimated beam: bmin=1.544 mas, bmaj=5.677 mas, bpa=5.289 degrees ! Estimated noise=0.213392 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 = 0.000705541 Jy ! Component: 100 - total flux cleaned = 0.00111362 Jy ! Component: 150 - total flux cleaned = 0.0013746 Jy ! Component: 200 - total flux cleaned = 0.0014634 Jy ! Total flux subtracted in 200 components = 0.0014634 Jy ! Clean residual min=-0.000476 max=0.000452 Jy/beam ! Clean residual mean=0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0095119 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.0095119 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=3.914 mas, bmaj=5.638 mas, bpa=7.186 degrees ! Estimated noise=0.261713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000168273 Jy ! Component: 100 - total flux cleaned = 0.000189626 Jy ! Component: 150 - total flux cleaned = 0.000207042 Jy ! Component: 200 - total flux cleaned = 0.000213143 Jy ! Total flux subtracted in 200 components = 0.000213143 Jy ! Clean residual min=-0.000467 max=0.000382 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.00972504 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 = 5.68383e-06 Jy ! Component: 100 - total flux cleaned = 1.09142e-05 Jy ! Component: 150 - total flux cleaned = 1.57242e-05 Jy ! Component: 200 - total flux cleaned = 2.01867e-05 Jy ! Total flux subtracted in 200 components = 2.01867e-05 Jy ! Clean residual min=-0.000457 max=0.000388 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.00974523 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.00974523 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.544 mas, bmaj=5.677 mas, bpa=5.289 degrees ! Estimated noise=0.213392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.6971e-05 Jy ! Component: 100 - total flux cleaned = 4.36007e-05 Jy ! Component: 150 - total flux cleaned = 3.36733e-05 Jy ! Component: 200 - total flux cleaned = 2.82194e-05 Jy ! Total flux subtracted in 200 components = 2.82194e-05 Jy ! Clean residual min=-0.000455 max=0.000438 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.00977345 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.00977345 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=0.025287Jy sigma=0.522857 ! Fit after self-cal, rms=0.025288Jy sigma=0.522820 wmodel J1741+5738_C_map.mod ! Writing 40 model components to file: J1741+5738_C_map.mod wobs J1741+5738_C_uvs.fits ! Writing UV FITS file: J1741+5738_C_uvs.fits wwins J1741+5738_C_map.win ! wwins: Wrote 1 windows to J1741+5738_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -1.80428e-05 Jy ! Component: 100 - total flux cleaned = 1.77161e-05 Jy ! Component: 150 - total flux cleaned = 4.46504e-05 Jy ! Component: 200 - total flux cleaned = 4.45773e-05 Jy ! Component: 250 - total flux cleaned = 3.83724e-05 Jy ! Component: 300 - total flux cleaned = 3.25498e-05 Jy ! Component: 350 - total flux cleaned = 4.3891e-05 Jy ! Component: 400 - total flux cleaned = 3.82935e-05 Jy ! Component: 450 - total flux cleaned = 3.81186e-05 Jy ! Component: 500 - total flux cleaned = 4.32282e-05 Jy ! Component: 550 - total flux cleaned = 4.32371e-05 Jy ! Component: 600 - total flux cleaned = 2.85197e-05 Jy ! Component: 650 - total flux cleaned = 2.35978e-05 Jy ! Component: 700 - total flux cleaned = 2.30066e-08 Jy ! Component: 750 - total flux cleaned = -4.53845e-06 Jy ! Component: 800 - total flux cleaned = -9.16649e-06 Jy ! Component: 850 - total flux cleaned = -1.82132e-05 Jy ! Component: 900 - total flux cleaned = -3.14074e-05 Jy ! Component: 950 - total flux cleaned = -5.28678e-05 Jy ! Component: 1000 - total flux cleaned = -6.97246e-05 Jy ! Component: 1050 - total flux cleaned = -7.38704e-05 Jy ! Component: 1100 - total flux cleaned = -9.01353e-05 Jy ! Component: 1150 - total flux cleaned = -9.81585e-05 Jy ! Component: 1200 - total flux cleaned = -0.000113945 Jy ! Component: 1250 - total flux cleaned = -0.000121789 Jy ! Component: 1300 - total flux cleaned = -0.000144848 Jy ! Component: 1350 - total flux cleaned = -0.000148618 Jy ! Component: 1400 - total flux cleaned = -0.000152404 Jy ! Component: 1450 - total flux cleaned = -0.00015988 Jy ! Component: 1500 - total flux cleaned = -0.000174533 Jy ! Component: 1550 - total flux cleaned = -0.00018178 Jy ! Component: 1600 - total flux cleaned = -0.000192531 Jy ! Component: 1650 - total flux cleaned = -0.000199646 Jy ! Component: 1700 - total flux cleaned = -0.000224256 Jy ! Component: 1750 - total flux cleaned = -0.000227778 Jy ! Component: 1800 - total flux cleaned = -0.000241583 Jy ! Component: 1850 - total flux cleaned = -0.000255284 Jy ! Component: 1900 - total flux cleaned = -0.00027227 Jy ! Component: 1950 - total flux cleaned = -0.000289077 Jy ! Component: 2000 - total flux cleaned = -0.000312467 Jy ! Component: 2050 - total flux cleaned = -0.000309149 Jy ! Component: 2100 - total flux cleaned = -0.000335389 Jy ! Component: 2150 - total flux cleaned = -0.000341918 Jy ! Component: 2200 - total flux cleaned = -0.000351652 Jy ! Component: 2250 - total flux cleaned = -0.000374104 Jy ! Component: 2300 - total flux cleaned = -0.00038045 Jy ! Component: 2350 - total flux cleaned = -0.00039625 Jy ! Component: 2400 - total flux cleaned = -0.000405647 Jy ! Component: 2450 - total flux cleaned = -0.000414986 Jy ! Component: 2500 - total flux cleaned = -0.000427378 Jy ! Component: 2550 - total flux cleaned = -0.000442708 Jy ! Component: 2600 - total flux cleaned = -0.000445787 Jy ! Component: 2650 - total flux cleaned = -0.000463989 Jy ! Component: 2700 - total flux cleaned = -0.000473047 Jy ! Component: 2750 - total flux cleaned = -0.000476048 Jy ! Component: 2800 - total flux cleaned = -0.000490908 Jy ! Component: 2850 - total flux cleaned = -0.000496784 Jy ! Component: 2900 - total flux cleaned = -0.000499725 Jy ! Component: 2950 - total flux cleaned = -0.000508464 Jy ! Component: 3000 - total flux cleaned = -0.000514253 Jy ! Component: 3050 - total flux cleaned = -0.000525784 Jy ! Component: 3100 - total flux cleaned = -0.000534377 Jy ! Component: 3150 - total flux cleaned = -0.000542922 Jy ! Component: 3200 - total flux cleaned = -0.000559926 Jy ! Component: 3250 - total flux cleaned = -0.00057121 Jy ! Component: 3300 - total flux cleaned = -0.000588024 Jy ! Component: 3350 - total flux cleaned = -0.000610331 Jy ! Component: 3400 - total flux cleaned = -0.000618637 Jy ! Component: 3450 - total flux cleaned = -0.000640711 Jy ! Component: 3500 - total flux cleaned = -0.000635238 Jy ! Component: 3550 - total flux cleaned = -0.000657089 Jy ! Component: 3600 - total flux cleaned = -0.000665219 Jy ! Component: 3650 - total flux cleaned = -0.000686846 Jy ! Component: 3700 - total flux cleaned = -0.00069223 Jy ! Component: 3750 - total flux cleaned = -0.000710972 Jy ! Component: 3800 - total flux cleaned = -0.000718989 Jy ! Component: 3850 - total flux cleaned = -0.000737558 Jy ! Component: 3900 - total flux cleaned = -0.000740213 Jy ! Component: 3950 - total flux cleaned = -0.000761268 Jy ! Component: 4000 - total flux cleaned = -0.000771732 Jy ! Component: 4050 - total flux cleaned = -0.000787367 Jy ! Total flux subtracted in 4096 components = -0.000810734 Jy ! Clean residual min=-0.000148 max=0.000136 Jy/beam ! Clean residual mean=-0.000000 rms=0.000048 Jy/beam ! Combined flux in latest and established models = 0.00896272 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 334 components and 0.00896272 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1741+5738_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.544 x 5.677 at 5.289 degrees (North through East) ! Clean map min=-0.00033313 max=0.0078734 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1741+5738_C_map.fits wmodel /vlbi/sb072/temp_maps//J1741+5738_C_map.mod ! Writing 334 model components to file: /vlbi/sb072/temp_maps//J1741+5738_C_map.mod wobs /vlbi/sb072/temp_maps//J1741+5738_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1741+5738_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1741+5738_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1741+5738_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00787338 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.79109e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.82555 1.82555 3.65111 7.30221 14.6044 29.2088 58.4177 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.007 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 164.333 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1741+5738_C_dfm.log closed on Sat Dec 15 22:29:27 2018