! Started logfile: /tmp/maps//J2020+2826_X_20180605_dfm.log on Wed Jul 4 23:43:21 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /tmp/maps//J2020+2826_X_20180605_uva.fits ! Reading UV FITS file: /tmp/maps//J2020+2826_X_20180605_uva.fits ! AN table 1: 22 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.977273 visibilities/baseline/integration-bin. ! Found source: J2020+2826 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 4816 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2020+2826_X] 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 0.200x0.200 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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001392Jy sigma=31.176822 ! Fit after self-cal, rms=0.972092Jy sigma=30.218128 ! 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=1.462 mas, bmaj=2.807 mas, bpa=-27.93 degrees ! Estimated noise=0.612314 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 = 0.016329 Jy ! Component: 100 - total flux cleaned = 0.027185 Jy ! Total flux subtracted in 100 components = 0.027185 Jy ! Clean residual min=-0.005331 max=0.006512 Jy/beam ! Clean residual mean=-0.000012 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 0.027185 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 36 components and 0.027185 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=0.044870Jy sigma=1.459642 ! Fit after self-cal, rms=0.044068Jy sigma=1.439341 ! 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=1.813 mas, bmaj=2.943 mas, bpa=-24.59 degrees ! Estimated noise=0.340304 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 = 0.0210679 Jy ! Component: 100 - total flux cleaned = 0.0362751 Jy ! Component: 150 - total flux cleaned = 0.0480376 Jy ! Component: 200 - total flux cleaned = 0.0574808 Jy ! Total flux subtracted in 200 components = 0.0574808 Jy ! Clean residual min=-0.005699 max=0.005702 Jy/beam ! Clean residual mean=-0.000036 rms=0.002633 Jy/beam ! Combined flux in latest and established models = 0.0846658 Jy ! Performing phase self-cal ! Adding 139 model components to the UV plane model. ! The established model now contains 169 components and 0.0846658 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=0.028611Jy sigma=0.913417 ! Fit after self-cal, rms=0.028350Jy sigma=0.905985 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.813 x 2.943 at -24.59 degrees (North through East) ! Clean map min=-0.0055946 max=0.027947 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.26 HN 1.03 KP 0.93 ! LA 0.85 NL 1.37 OV 1.00 PT 0.61 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.24 HN 0.82 KP 0.92 ! LA 0.80 NL 1.25 OV 1.12 PT 0.64 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 1.19 HN 0.84 KP 0.96 ! LA 0.82 NL 1.10 OV 1.08 PT 0.65 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.26 HN 0.96 KP 0.94 ! LA 0.80 NL 1.16 OV 1.04 PT 0.67 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 1.18 HN 1.16 KP 1.02 ! LA 0.81 NL 1.55 OV 1.00 PT 0.68 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.23 HN 0.92 KP 0.96 ! LA 0.78 NL 1.23 OV 1.04 PT 0.71 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.15 HN 0.86 KP 0.99 ! LA 0.81 NL 1.43 OV 1.09 PT 0.70 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.18 HN 0.96 KP 1.03 ! LA 0.78 NL 1.85 OV 1.04 PT 0.71 ! ! ! Fit before self-cal, rms=0.028350Jy sigma=0.905985 ! Fit after self-cal, rms=0.022929Jy sigma=0.680199 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.852 mas, bmaj=2.998 mas, bpa=-25.13 degrees ! Estimated noise=0.30992 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 = 0.00148949 Jy ! Component: 100 - total flux cleaned = 0.00180753 Jy ! Component: 150 - total flux cleaned = 0.002044 Jy ! Component: 200 - total flux cleaned = 0.00204392 Jy ! Total flux subtracted in 200 components = 0.00204392 Jy ! Clean residual min=-0.001004 max=0.001000 Jy/beam ! Clean residual mean=-0.000001 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0867097 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 233 components and 0.0867097 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=0.022247Jy sigma=0.647655 ! Fit after self-cal, rms=0.022365Jy sigma=0.645253 ! 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=0.022365Jy sigma=0.645253 ! Fit after self-cal, rms=0.022156Jy sigma=0.644480 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.855 mas, bmaj=2.989 mas, bpa=-24.92 degrees ! Estimated noise=0.30556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000118829 Jy ! Component: 100 - total flux cleaned = -0.000288586 Jy ! Component: 150 - total flux cleaned = -0.000465116 Jy ! Component: 200 - total flux cleaned = -0.000662908 Jy ! Total flux subtracted in 200 components = -0.000662908 Jy ! Clean residual min=-0.000623 max=0.000625 Jy/beam ! Clean residual mean=-0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0860468 Jy selfcal ! Performing phase self-cal ! Adding 69 model components to the UV plane model. ! The established model now contains 293 components and 0.0860468 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=0.021959Jy sigma=0.636461 ! Fit after self-cal, rms=0.021959Jy sigma=0.635994 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 = -0.000165772 Jy ! Component: 100 - total flux cleaned = -0.000383829 Jy ! Component: 150 - total flux cleaned = -0.000480522 Jy ! Component: 200 - total flux cleaned = -0.000570787 Jy ! Total flux subtracted in 200 components = -0.000570787 Jy ! Clean residual min=-0.000483 max=0.000481 Jy/beam ! Clean residual mean=-0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.085476 Jy ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 337 components and 0.085476 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=0.021856Jy sigma=0.632197 ! Fit after self-cal, rms=0.021846Jy sigma=0.632045 ! 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=0.021846Jy sigma=0.632045 ! Fit after self-cal, rms=0.021602Jy sigma=0.631760 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.843 mas, bmaj=2.994 mas, bpa=-25.04 degrees ! Estimated noise=0.302415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000141199 Jy ! Component: 100 - total flux cleaned = -0.000115291 Jy ! Component: 150 - total flux cleaned = -0.000192704 Jy ! Component: 200 - total flux cleaned = -0.000240478 Jy ! Total flux subtracted in 200 components = -0.000240478 Jy ! Clean residual min=-0.000391 max=0.000391 Jy/beam ! Clean residual mean=-0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0852355 Jy selfcal ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 371 components and 0.0852356 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=0.021536Jy sigma=0.629392 ! Fit after self-cal, rms=0.021529Jy sigma=0.629284 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 = -5.07946e-05 Jy ! Component: 100 - total flux cleaned = -7.62749e-05 Jy ! Component: 150 - total flux cleaned = -0.000207087 Jy ! Component: 200 - total flux cleaned = -0.000207295 Jy ! Total flux subtracted in 200 components = -0.000207295 Jy ! Clean residual min=-0.000336 max=0.000336 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0850283 Jy ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 392 components and 0.0850283 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=0.021482Jy sigma=0.627704 ! Fit after self-cal, rms=0.021478Jy sigma=0.627641 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.021478Jy sigma=0.627641 ! Fit after self-cal, rms=0.021170Jy sigma=0.627500 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.513 mas, bmaj=3.28 mas, bpa=-21.94 degrees ! Estimated noise=0.310158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.08141e-05 Jy ! Component: 100 - total flux cleaned = -3.06794e-06 Jy ! Component: 150 - total flux cleaned = 6.31389e-05 Jy ! Component: 200 - total flux cleaned = 6.29549e-05 Jy ! Total flux subtracted in 200 components = 6.29549e-05 Jy ! Clean residual min=-0.000257 max=0.000255 Jy/beam ! Clean residual mean=-0.000000 rms=0.000092 Jy/beam ! Combined flux in latest and established models = 0.0850912 Jy selfcal ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 433 components and 0.0850912 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=0.021141Jy sigma=0.626404 ! Fit after self-cal, rms=0.021141Jy sigma=0.626337 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 = -0.00010064 Jy ! Component: 100 - total flux cleaned = -0.000146709 Jy ! Component: 150 - total flux cleaned = -0.000337058 Jy ! Component: 200 - total flux cleaned = -0.000436137 Jy ! Total flux subtracted in 200 components = -0.000436137 Jy ! Clean residual min=-0.000232 max=0.000232 Jy/beam ! Clean residual mean=-0.000000 rms=0.000081 Jy/beam ! Combined flux in latest and established models = 0.0846551 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 466 components and 0.0846551 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=0.021118Jy sigma=0.625472 ! Fit after self-cal, rms=0.021117Jy sigma=0.625434 ! 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=1.829 mas, bmaj=2.998 mas, bpa=-25.21 degrees ! Estimated noise=0.29919 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.829 x 2.998 at -25.21 degrees (North through East) ! Clean map min=-0.0013157 max=0.022436 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=1.445 mas, bmaj=2.857 mas, bpa=-28.23 degrees ! Estimated noise=0.561656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160973 Jy ! Component: 100 - total flux cleaned = 0.027055 Jy ! Component: 150 - total flux cleaned = 0.0357427 Jy ! Component: 200 - total flux cleaned = 0.0428279 Jy ! Total flux subtracted in 200 components = 0.0428279 Jy ! Clean residual min=-0.004166 max=0.004287 Jy/beam ! Clean residual mean=-0.000006 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.0428279 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 55 model components to the UV plane model. ! The established model now contains 55 components and 0.0428279 Jy ! Inverting map and beam ! Estimated beam: bmin=1.829 mas, bmaj=2.998 mas, bpa=-25.21 degrees ! Estimated noise=0.29919 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 = 0.0114536 Jy ! Component: 100 - total flux cleaned = 0.0192284 Jy ! Component: 150 - total flux cleaned = 0.0233614 Jy ! Component: 200 - total flux cleaned = 0.0250654 Jy ! Total flux subtracted in 200 components = 0.0250654 Jy ! Clean residual min=-0.002756 max=0.002780 Jy/beam ! Clean residual mean=-0.000010 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 0.0678933 Jy ! Adding 116 model components to the UV plane model. ! The established model now contains 159 components and 0.0678933 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.513 mas, bmaj=3.28 mas, bpa=-21.94 degrees ! Estimated noise=0.310158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143791 Jy ! Component: 100 - total flux cleaned = 0.000740343 Jy ! Component: 150 - total flux cleaned = 0.00027611 Jy ! Component: 200 - total flux cleaned = 8.02035e-06 Jy ! Total flux subtracted in 200 components = 8.02035e-06 Jy ! Clean residual min=-0.001417 max=0.001423 Jy/beam ! Clean residual mean=-0.000004 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.0679013 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 = 0.000157868 Jy ! Component: 100 - total flux cleaned = 0.000229233 Jy ! Component: 150 - total flux cleaned = 0.000178877 Jy ! Component: 200 - total flux cleaned = 0.000184556 Jy ! Total flux subtracted in 200 components = 0.000184556 Jy ! Clean residual min=-0.000764 max=0.000761 Jy/beam ! Clean residual mean=-0.000003 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0680859 Jy ! Adding 195 model components to the UV plane model. ! The established model now contains 333 components and 0.0680859 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.829 mas, bmaj=2.998 mas, bpa=-25.21 degrees ! Estimated noise=0.29919 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000465007 Jy ! Component: 100 - total flux cleaned = -0.000461016 Jy ! Component: 150 - total flux cleaned = -0.000396295 Jy ! Component: 200 - total flux cleaned = -0.000456681 Jy ! Total flux subtracted in 200 components = -0.000456681 Jy ! Clean residual min=-0.000479 max=0.000476 Jy/beam ! Clean residual mean=-0.000001 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0676292 Jy selfcal ! Performing phase self-cal ! Adding 65 model components to the UV plane model. ! The established model now contains 397 components and 0.0676292 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=0.021228Jy sigma=0.628955 ! Fit after self-cal, rms=0.021178Jy sigma=0.627800 wmodel J2020+2826_X_map.mod ! Writing 397 model components to file: J2020+2826_X_map.mod wobs J2020+2826_X_uvs.fits ! Writing UV FITS file: J2020+2826_X_uvs.fits wwins J2020+2826_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap /tmp/maps//J2020+2826_X_20180605_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.829 x 2.998 at -25.21 degrees (North through East) ! Clean map min=-0.0015974 max=0.01989 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J2020+2826_X_20180605_map.fits wmodel /tmp/maps//J2020+2826_X_20180605_map.mod ! Writing 397 model components to file: /tmp/maps//J2020+2826_X_20180605_map.mod wobs /tmp/maps//J2020+2826_X_20180605_uvs.fits ! Writing UV FITS file: /tmp/maps//J2020+2826_X_20180605_uvs.fits wwins /tmp/maps//J2020+2826_X_20180605_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 0.0198897 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156398 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.35898 2.35898 4.71796 9.43592 18.8718 37.7437 75.4874 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.019 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 127.173 quit ! Quitting program ! Log file /tmp/maps//J2020+2826_X_20180605_dfm.log closed on Wed Jul 4 23:43:23 2018