! Started logfile: /vlbi/sb072/temp_maps//J0302-2756_C_dfm.log on Sat Jan 12 21:48:04 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//J0302-2756_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0302-2756_C_uva.fits ! AN table 1: 6 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0302-2756 ! ! 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 1344 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 J0302-2756_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=0.998948Jy sigma=33.950238 ! Fit after self-cal, rms=0.982188Jy sigma=33.334961 ! 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=1.118 mas, bmaj=3.472 mas, bpa=-4.175 degrees ! Estimated noise=0.817962 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 = 0.011417 Jy ! Component: 100 - total flux cleaned = 0.0152982 Jy ! Total flux subtracted in 100 components = 0.0152982 Jy ! Clean residual min=-0.002861 max=0.003464 Jy/beam ! Clean residual mean=-0.000006 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.0152982 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0152982 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=0.025970Jy sigma=0.829364 ! Fit after self-cal, rms=0.024550Jy sigma=0.787695 ! 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=1.415 mas, bmaj=4.151 mas, bpa=-4.799 degrees ! Estimated noise=0.583152 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 = 0.00754723 Jy ! Component: 100 - total flux cleaned = 0.0114996 Jy ! Component: 150 - total flux cleaned = 0.0136917 Jy ! Component: 200 - total flux cleaned = 0.0149111 Jy ! Total flux subtracted in 200 components = 0.0149111 Jy ! Clean residual min=-0.001722 max=0.003204 Jy/beam ! Clean residual mean=-0.000002 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0302094 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 44 components and 0.0302093 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=0.022425Jy sigma=0.695768 ! Fit after self-cal, rms=0.022404Jy sigma=0.694294 ! Inverting map ! Added new window around map position (1.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264732 Jy ! Component: 100 - total flux cleaned = 0.00280146 Jy ! Component: 150 - total flux cleaned = 0.00295869 Jy ! Component: 200 - total flux cleaned = 0.00298982 Jy ! Total flux subtracted in 200 components = 0.00298982 Jy ! Clean residual min=-0.001518 max=0.001998 Jy/beam ! Clean residual mean=0.000000 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.0331992 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 68 components and 0.0331992 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=0.022016Jy sigma=0.682787 ! Fit after self-cal, rms=0.021954Jy sigma=0.680562 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.415 x 4.151 at -4.799 degrees (North through East) ! Clean map min=-0.0013812 max=0.018455 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 0.87 KP 1.05 LA 1.10 ! MK 0.68 OV 1.05 PT 0.80 SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.83 KP 1.09 LA 1.05 ! MK 0.81 OV 0.95 PT 0.81 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.36 KP 1.08 LA 1.15 ! MK 1.01 OV 1.04 PT 0.84 SC 0.87 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.38 KP 0.96 LA 1.05 ! MK 0.70 OV 1.02 PT 0.91 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.61 KP 1.20 LA 0.86 ! MK 0.80 OV 0.85 PT 1.04 SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.60 KP 1.08 LA 1.00 ! MK 0.97 OV 1.18 PT 1.20 SC 0.69 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.35 KP 1.26 LA 1.14 ! MK 0.85 OV 0.95 PT 0.86 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.88 KP 0.96 LA 1.24 ! MK 1.15 OV 1.00 PT 0.92 SC 0.90 ! ! ! Fit before self-cal, rms=0.021954Jy sigma=0.680562 ! Fit after self-cal, rms=0.023073Jy sigma=0.664841 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.366 mas, bmaj=4.021 mas, bpa=-5.208 degrees ! Estimated noise=0.557953 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 = 0.000826727 Jy ! Component: 100 - total flux cleaned = 0.000735002 Jy ! Component: 150 - total flux cleaned = 0.000642501 Jy ! Component: 200 - total flux cleaned = 0.000564137 Jy ! Total flux subtracted in 200 components = 0.000564137 Jy ! Clean residual min=-0.001244 max=0.001331 Jy/beam ! Clean residual mean=-0.000004 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0337633 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 86 components and 0.0337633 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=0.022992Jy sigma=0.662943 ! Fit after self-cal, rms=0.023092Jy sigma=0.661601 ! 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=0.023092Jy sigma=0.661601 ! Fit after self-cal, rms=0.023177Jy sigma=0.661158 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.349 mas, bmaj=3.98 mas, bpa=-5.206 degrees ! Estimated noise=0.547278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000365365 Jy ! Component: 100 - total flux cleaned = 0.000333692 Jy ! Component: 150 - total flux cleaned = 0.000296356 Jy ! Component: 200 - total flux cleaned = 0.000308011 Jy ! Total flux subtracted in 200 components = 0.000308011 Jy ! Clean residual min=-0.001190 max=0.001295 Jy/beam ! Clean residual mean=-0.000004 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0340713 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 90 components and 0.0340713 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=0.023145Jy sigma=0.660454 ! Fit after self-cal, rms=0.023162Jy sigma=0.660289 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 = 6.69502e-05 Jy ! Component: 100 - total flux cleaned = 3.37019e-05 Jy ! Component: 150 - total flux cleaned = 4.49933e-06 Jy ! Component: 200 - total flux cleaned = -4.22394e-06 Jy ! Total flux subtracted in 200 components = -4.22394e-06 Jy ! Clean residual min=-0.001174 max=0.001289 Jy/beam ! Clean residual mean=-0.000004 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.0340671 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 94 components and 0.0340671 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=0.023147Jy sigma=0.659969 ! Fit after self-cal, rms=0.023146Jy sigma=0.659910 ! 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=0.023146Jy sigma=0.659910 ! Fit after self-cal, rms=0.022943Jy sigma=0.659738 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.338 mas, bmaj=3.959 mas, bpa=-5.307 degrees ! Estimated noise=0.539515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.19932e-05 Jy ! Component: 100 - total flux cleaned = 0.000114377 Jy ! Component: 150 - total flux cleaned = 0.000123826 Jy ! Component: 200 - total flux cleaned = 0.000140653 Jy ! Total flux subtracted in 200 components = 0.000140653 Jy ! Clean residual min=-0.001111 max=0.001261 Jy/beam ! Clean residual mean=-0.000004 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0342078 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 100 components and 0.0342077 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=0.022932Jy sigma=0.659409 ! Fit after self-cal, rms=0.022933Jy sigma=0.659362 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 = 1.50276e-05 Jy ! Component: 100 - total flux cleaned = 1.49895e-05 Jy ! Component: 150 - total flux cleaned = 1.49048e-05 Jy ! Component: 200 - total flux cleaned = 1.49434e-05 Jy ! Total flux subtracted in 200 components = 1.49434e-05 Jy ! Clean residual min=-0.001097 max=0.001257 Jy/beam ! Clean residual mean=-0.000004 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0342227 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 102 components and 0.0342227 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=0.022926Jy sigma=0.659154 ! Fit after self-cal, rms=0.022923Jy sigma=0.659132 ! 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=0.022923Jy sigma=0.659132 ! Fit after self-cal, rms=0.022837Jy sigma=0.659057 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.778 mas, bmaj=9.26 mas, bpa=-0.7344 degrees ! Estimated noise=0.799135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.34391e-05 Jy ! Component: 100 - total flux cleaned = 1.52225e-06 Jy ! Component: 150 - total flux cleaned = 7.34466e-06 Jy ! Component: 200 - total flux cleaned = 7.7221e-06 Jy ! Total flux subtracted in 200 components = 7.7221e-06 Jy ! Clean residual min=-0.001204 max=0.001185 Jy/beam ! Clean residual mean=-0.000010 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.0342304 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 106 components and 0.0342304 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=0.022833Jy sigma=0.659135 ! Fit after self-cal, rms=0.022830Jy sigma=0.659085 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 = -8.2671e-05 Jy ! Component: 100 - total flux cleaned = -7.63895e-05 Jy ! Component: 150 - total flux cleaned = -6.66739e-05 Jy ! Component: 200 - total flux cleaned = -7.0418e-05 Jy ! Total flux subtracted in 200 components = -7.0418e-05 Jy ! Clean residual min=-0.001191 max=0.001166 Jy/beam ! Clean residual mean=-0.000010 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.03416 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 110 components and 0.03416 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=0.022829Jy sigma=0.659186 ! Fit after self-cal, rms=0.022825Jy sigma=0.659151 ! 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=1.33 mas, bmaj=3.944 mas, bpa=-5.446 degrees ! Estimated noise=0.534473 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.33 x 3.944 at -5.446 degrees (North through East) ! Clean map min=-0.0011824 max=0.01759 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=1.058 mas, bmaj=3.396 mas, bpa=-4.738 degrees ! Estimated noise=0.725657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117314 Jy ! Component: 100 - total flux cleaned = 0.0171068 Jy ! Component: 150 - total flux cleaned = 0.0208408 Jy ! Component: 200 - total flux cleaned = 0.0237051 Jy ! Total flux subtracted in 200 components = 0.0237051 Jy ! Clean residual min=-0.002305 max=0.002560 Jy/beam ! Clean residual mean=-0.000006 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.0237051 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0237051 Jy ! Inverting map and beam ! Estimated beam: bmin=1.33 mas, bmaj=3.944 mas, bpa=-5.446 degrees ! Estimated noise=0.534473 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 = 0.00438523 Jy ! Component: 100 - total flux cleaned = 0.00693127 Jy ! Component: 150 - total flux cleaned = 0.00846483 Jy ! Component: 200 - total flux cleaned = 0.00941422 Jy ! Total flux subtracted in 200 components = 0.00941422 Jy ! Clean residual min=-0.001201 max=0.001260 Jy/beam ! Clean residual mean=-0.000005 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.0331193 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 55 components and 0.0331193 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=3.778 mas, bmaj=9.26 mas, bpa=-0.7344 degrees ! Estimated noise=0.799135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000886943 Jy ! Component: 100 - total flux cleaned = 0.000910832 Jy ! Component: 150 - total flux cleaned = 0.000928048 Jy ! Component: 200 - total flux cleaned = 0.000951094 Jy ! Total flux subtracted in 200 components = 0.000951094 Jy ! Clean residual min=-0.001204 max=0.001188 Jy/beam ! Clean residual mean=-0.000010 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0340704 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 = 8.77761e-06 Jy ! Component: 100 - total flux cleaned = 2.40348e-05 Jy ! Component: 150 - total flux cleaned = 3.06381e-05 Jy ! Component: 200 - total flux cleaned = 4.16534e-05 Jy ! Total flux subtracted in 200 components = 4.16534e-05 Jy ! Clean residual min=-0.001186 max=0.001196 Jy/beam ! Clean residual mean=-0.000010 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.0341121 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 76 components and 0.0341121 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.33 mas, bmaj=3.944 mas, bpa=-5.446 degrees ! Estimated noise=0.534473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.49885e-05 Jy ! Component: 100 - total flux cleaned = -6.90403e-05 Jy ! Component: 150 - total flux cleaned = -4.64025e-05 Jy ! Component: 200 - total flux cleaned = -6.67588e-05 Jy ! Total flux subtracted in 200 components = -6.67588e-05 Jy ! Clean residual min=-0.001082 max=0.001251 Jy/beam ! Clean residual mean=-0.000004 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0340453 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 90 components and 0.0340453 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=0.022826Jy sigma=0.659679 ! Fit after self-cal, rms=0.022818Jy sigma=0.659510 wmodel J0302-2756_C_map.mod ! Writing 90 model components to file: J0302-2756_C_map.mod wobs J0302-2756_C_uvs.fits ! Writing UV FITS file: J0302-2756_C_uvs.fits wwins J0302-2756_C_map.win ! wwins: Wrote 2 windows to J0302-2756_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 = 0.000489793 Jy ! Component: 100 - total flux cleaned = 0.000802255 Jy ! Component: 150 - total flux cleaned = 0.00104105 Jy ! Component: 200 - total flux cleaned = 0.00123252 Jy ! Component: 250 - total flux cleaned = 0.00143074 Jy ! Component: 300 - total flux cleaned = 0.00163614 Jy ! Component: 350 - total flux cleaned = 0.00180417 Jy ! Component: 400 - total flux cleaned = 0.00201121 Jy ! Component: 450 - total flux cleaned = 0.00219745 Jy ! Component: 500 - total flux cleaned = 0.00232269 Jy ! Component: 550 - total flux cleaned = 0.00243123 Jy ! Component: 600 - total flux cleaned = 0.00253726 Jy ! Component: 650 - total flux cleaned = 0.00258883 Jy ! Component: 700 - total flux cleaned = 0.00266462 Jy ! Component: 750 - total flux cleaned = 0.00270185 Jy ! Component: 800 - total flux cleaned = 0.00275042 Jy ! Component: 850 - total flux cleaned = 0.00278598 Jy ! Component: 900 - total flux cleaned = 0.00279738 Jy ! Component: 950 - total flux cleaned = 0.00282019 Jy ! Component: 1000 - total flux cleaned = 0.00278688 Jy ! Component: 1050 - total flux cleaned = 0.00279801 Jy ! Component: 1100 - total flux cleaned = 0.0027984 Jy ! Component: 1150 - total flux cleaned = 0.00280892 Jy ! Component: 1200 - total flux cleaned = 0.00281926 Jy ! Component: 1250 - total flux cleaned = 0.00280899 Jy ! Component: 1300 - total flux cleaned = 0.00278884 Jy ! Component: 1350 - total flux cleaned = 0.00276899 Jy ! Component: 1400 - total flux cleaned = 0.00273973 Jy ! Component: 1450 - total flux cleaned = 0.00271082 Jy ! Component: 1500 - total flux cleaned = 0.00267251 Jy ! Component: 1550 - total flux cleaned = 0.00265385 Jy ! Component: 1600 - total flux cleaned = 0.00263522 Jy ! Component: 1650 - total flux cleaned = 0.00262605 Jy ! Component: 1700 - total flux cleaned = 0.00264423 Jy ! Component: 1750 - total flux cleaned = 0.00262638 Jy ! Component: 1800 - total flux cleaned = 0.0026176 Jy ! Component: 1850 - total flux cleaned = 0.00265274 Jy ! Component: 1900 - total flux cleaned = 0.00265264 Jy ! Component: 1950 - total flux cleaned = 0.00261837 Jy ! Component: 2000 - total flux cleaned = 0.00260997 Jy ! Component: 2050 - total flux cleaned = 0.00260165 Jy ! Component: 2100 - total flux cleaned = 0.00257669 Jy ! Component: 2150 - total flux cleaned = 0.00258499 Jy ! Component: 2200 - total flux cleaned = 0.00258501 Jy ! Component: 2250 - total flux cleaned = 0.00255251 Jy ! Component: 2300 - total flux cleaned = 0.00256863 Jy ! Component: 2350 - total flux cleaned = 0.00256852 Jy ! Component: 2400 - total flux cleaned = 0.00255257 Jy ! Component: 2450 - total flux cleaned = 0.00256045 Jy ! Component: 2500 - total flux cleaned = 0.0025605 Jy ! Component: 2550 - total flux cleaned = 0.00256051 Jy ! Component: 2600 - total flux cleaned = 0.00255285 Jy ! Component: 2650 - total flux cleaned = 0.00255287 Jy ! Component: 2700 - total flux cleaned = 0.00256807 Jy ! Component: 2750 - total flux cleaned = 0.00256048 Jy ! Component: 2800 - total flux cleaned = 0.00255298 Jy ! Component: 2850 - total flux cleaned = 0.00255294 Jy ! Component: 2900 - total flux cleaned = 0.00256037 Jy ! Component: 2950 - total flux cleaned = 0.00255301 Jy ! Component: 3000 - total flux cleaned = 0.00253826 Jy ! Component: 3050 - total flux cleaned = 0.00253094 Jy ! Component: 3100 - total flux cleaned = 0.00253827 Jy ! Component: 3150 - total flux cleaned = 0.00255281 Jy ! Component: 3200 - total flux cleaned = 0.00256726 Jy ! Component: 3250 - total flux cleaned = 0.00255284 Jy ! Component: 3300 - total flux cleaned = 0.00257437 Jy ! Component: 3350 - total flux cleaned = 0.00258868 Jy ! Component: 3400 - total flux cleaned = 0.00261002 Jy ! Component: 3450 - total flux cleaned = 0.0026029 Jy ! Component: 3500 - total flux cleaned = 0.00263125 Jy ! Component: 3550 - total flux cleaned = 0.00265957 Jy ! Component: 3600 - total flux cleaned = 0.00267371 Jy ! Component: 3650 - total flux cleaned = 0.00270896 Jy ! Component: 3700 - total flux cleaned = 0.00273011 Jy ! Component: 3750 - total flux cleaned = 0.00274417 Jy ! Component: 3800 - total flux cleaned = 0.00277224 Jy ! Component: 3850 - total flux cleaned = 0.00281431 Jy ! Component: 3900 - total flux cleaned = 0.00282834 Jy ! Component: 3950 - total flux cleaned = 0.00286336 Jy ! Component: 4000 - total flux cleaned = 0.0028843 Jy ! Component: 4050 - total flux cleaned = 0.00291225 Jy ! Total flux subtracted in 4096 components = 0.0029192 Jy ! Clean residual min=-0.000387 max=0.000370 Jy/beam ! Clean residual mean=-0.000001 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0369645 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 356 components and 0.0369645 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0302-2756_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.33 x 3.944 at -5.446 degrees (North through East) ! Clean map min=-0.00076736 max=0.016944 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0302-2756_C_map.fits wmodel /vlbi/sb072/temp_maps//J0302-2756_C_map.mod ! Writing 356 model components to file: /vlbi/sb072/temp_maps//J0302-2756_C_map.mod wobs /vlbi/sb072/temp_maps//J0302-2756_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0302-2756_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0302-2756_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0302-2756_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0169444 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123635 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.18895 2.18895 4.37791 8.75582 17.5116 35.0233 70.0466 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.016 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 137.051 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0302-2756_C_dfm.log closed on Sat Jan 12 21:48:08 2019