! Started logfile: /vlbi/sb072/temp_maps//J1800+7828_C_dfm.log on Fri Jan 25 19:42:58 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//J1800+7828_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1800+7828_C_uva.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1800+7828 ! ! 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 J1800+7828_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=2.341670Jy sigma=62.780394 ! Fit after self-cal, rms=1.193623Jy sigma=30.045474 ! 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=1.203 mas, bmaj=5.139 mas, bpa=-28.35 degrees ! Estimated noise=1.25421 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 = 1.3294 Jy ! Component: 100 - total flux cleaned = 1.72951 Jy ! Total flux subtracted in 100 components = 1.72951 Jy ! Clean residual min=-0.131829 max=0.192314 Jy/beam ! Clean residual mean=-0.000139 rms=0.035785 Jy/beam ! Combined flux in latest and established models = 1.72951 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.72951 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=0.687105Jy sigma=17.119797 ! Fit after self-cal, rms=0.686570Jy sigma=17.094815 ! 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=5.524 mas, bpa=-30.32 degrees ! Estimated noise=0.902327 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 = 0.291595 Jy ! Component: 100 - total flux cleaned = 0.420703 Jy ! Component: 150 - total flux cleaned = 0.494016 Jy ! Component: 200 - total flux cleaned = 0.517591 Jy ! Total flux subtracted in 200 components = 0.517591 Jy ! Clean residual min=-0.150799 max=0.148389 Jy/beam ! Clean residual mean=-0.000074 rms=0.039354 Jy/beam ! Combined flux in latest and established models = 2.2471 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 26 components and 2.2471 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=0.511902Jy sigma=13.913953 ! Fit after self-cal, rms=0.511584Jy sigma=13.888946 ! 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 5.524 at -30.32 degrees (North through East) ! Clean map min=-0.13992 max=1.8203 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.63 KP 1.04 LA 0.87 ! MK 1.00 NL 0.72 OV 1.20 PT 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.65 KP 1.03 LA 0.83 ! MK 1.03 NL 0.85 OV 1.19 PT 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 0.94 KP 0.94 LA 1.03 ! MK 0.91 NL 1.05 OV 1.06 PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 0.91 KP 1.00 LA 1.07 ! MK 0.90 NL 1.01 OV 1.16 PT 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.12 KP 0.77 LA 1.03 ! MK 0.96 NL 1.18 OV 1.14 PT 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.12 KP 0.70 LA 1.02 ! MK 1.02 NL 1.18 OV 1.13 PT 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.13 KP 0.66 LA 1.01 ! MK 1.04 NL 1.19 OV 1.12 PT 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.13 KP 0.73 LA 1.01 ! MK 1.06 NL 1.20 OV 1.13 PT 1.00 ! ! ! Fit before self-cal, rms=0.511584Jy sigma=13.888946 ! Fit after self-cal, rms=0.146345Jy sigma=3.385533 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.511 mas, bmaj=5.493 mas, bpa=-30.58 degrees ! Estimated noise=0.890298 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 (-4.5, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0555716 Jy ! Component: 100 - total flux cleaned = 0.0799018 Jy ! Component: 150 - total flux cleaned = 0.0932149 Jy ! Component: 200 - total flux cleaned = 0.0974449 Jy ! Total flux subtracted in 200 components = 0.0974449 Jy ! Clean residual min=-0.025611 max=0.019337 Jy/beam ! Clean residual mean=0.000004 rms=0.005541 Jy/beam ! Combined flux in latest and established models = 2.34454 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 49 components and 2.34454 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=0.122336Jy sigma=2.576824 ! Fit after self-cal, rms=0.122261Jy sigma=2.552967 ! 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=0.122261Jy sigma=2.552967 ! Fit after self-cal, rms=0.121499Jy sigma=2.450448 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.505 mas, bmaj=5.481 mas, bpa=-30.65 degrees ! Estimated noise=0.888096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192008 Jy ! Component: 100 - total flux cleaned = 0.0277419 Jy ! Component: 150 - total flux cleaned = 0.0331829 Jy ! Component: 200 - total flux cleaned = 0.0352369 Jy ! Total flux subtracted in 200 components = 0.0352369 Jy ! Clean residual min=-0.022689 max=0.015695 Jy/beam ! Clean residual mean=0.000004 rms=0.004623 Jy/beam ! Combined flux in latest and established models = 2.37978 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 81 components and 2.37978 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=0.116893Jy sigma=2.305254 ! Fit after self-cal, rms=0.116853Jy sigma=2.301005 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 = 0.0035347 Jy ! Component: 100 - total flux cleaned = 0.00474567 Jy ! Component: 150 - total flux cleaned = 0.00586159 Jy ! Component: 200 - total flux cleaned = 0.00636586 Jy ! Total flux subtracted in 200 components = 0.00636586 Jy ! Clean residual min=-0.020951 max=0.014756 Jy/beam ! Clean residual mean=0.000006 rms=0.004396 Jy/beam ! Combined flux in latest and established models = 2.38615 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 95 components and 2.38615 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=0.115422Jy sigma=2.253118 ! Fit after self-cal, rms=0.115457Jy sigma=2.251612 ! 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=0.115457Jy sigma=2.251612 ! Fit after self-cal, rms=0.115225Jy sigma=2.216155 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.502 mas, bmaj=5.475 mas, bpa=-30.7 degrees ! Estimated noise=0.887064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115038 Jy ! Component: 100 - total flux cleaned = 0.0157527 Jy ! Component: 150 - total flux cleaned = 0.0170768 Jy ! Component: 200 - total flux cleaned = 0.0182959 Jy ! Total flux subtracted in 200 components = 0.0182959 Jy ! Clean residual min=-0.019380 max=0.013988 Jy/beam ! Clean residual mean=0.000006 rms=0.004007 Jy/beam ! Combined flux in latest and established models = 2.40444 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 109 components and 2.40444 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=0.113219Jy sigma=2.157217 ! Fit after self-cal, rms=0.113255Jy sigma=2.156100 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 = 0.00150778 Jy ! Component: 100 - total flux cleaned = 0.00172905 Jy ! Component: 150 - total flux cleaned = 0.00214329 Jy ! Component: 200 - total flux cleaned = 0.00253508 Jy ! Total flux subtracted in 200 components = 0.00253508 Jy ! Clean residual min=-0.018056 max=0.013434 Jy/beam ! Clean residual mean=0.000007 rms=0.003867 Jy/beam ! Combined flux in latest and established models = 2.40698 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 116 components and 2.40698 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=0.112503Jy sigma=2.128977 ! Fit after self-cal, rms=0.112526Jy sigma=2.128283 ! 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=0.112526Jy sigma=2.128283 ! Fit after self-cal, rms=0.112414Jy sigma=2.109451 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.336 mas, bmaj=9.096 mas, bpa=-46.58 degrees ! Estimated noise=1.24792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00724099 Jy ! Component: 100 - total flux cleaned = 0.0110297 Jy ! Component: 150 - total flux cleaned = 0.0134852 Jy ! Component: 200 - total flux cleaned = 0.0150848 Jy ! Total flux subtracted in 200 components = 0.0150848 Jy ! Clean residual min=-0.023405 max=0.021369 Jy/beam ! Clean residual mean=0.000017 rms=0.006522 Jy/beam ! Combined flux in latest and established models = 2.42206 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 140 components and 2.42206 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=0.111455Jy sigma=2.089195 ! Fit after self-cal, rms=0.111417Jy sigma=2.086665 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 = 0.00129052 Jy ! Component: 100 - total flux cleaned = 0.00268503 Jy ! Component: 150 - total flux cleaned = 0.00267958 Jy ! Component: 200 - total flux cleaned = 0.00285771 Jy ! Total flux subtracted in 200 components = 0.00285771 Jy ! Clean residual min=-0.021634 max=0.020920 Jy/beam ! Clean residual mean=0.000019 rms=0.006391 Jy/beam ! Combined flux in latest and established models = 2.42492 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 151 components and 2.42492 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=0.111272Jy sigma=2.083740 ! Fit after self-cal, rms=0.111272Jy sigma=2.082443 ! 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=1.501 mas, bmaj=5.471 mas, bpa=-30.75 degrees ! Estimated noise=0.886768 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.501 x 5.471 at -30.75 degrees (North through East) ! Clean map min=-0.018219 max=1.8027 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.111272Jy sigma=2.082443 ! Fit after self-cal, rms=0.105507Jy sigma=1.971842 ! Inverting map and beam ! Estimated beam: bmin=1.499 mas, bmaj=5.466 mas, bpa=-30.76 degrees ! Estimated noise=0.885753 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421007 Jy ! Component: 100 - total flux cleaned = 0.00426867 Jy ! Component: 150 - total flux cleaned = 0.00336094 Jy ! Component: 200 - total flux cleaned = 0.00271714 Jy ! Total flux subtracted in 200 components = 0.00271714 Jy ! Clean residual min=-0.016977 max=0.012689 Jy/beam ! Clean residual mean=0.000007 rms=0.003308 Jy/beam ! Combined flux in latest and established models = 2.42764 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 164 components and 2.42764 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=0.104545Jy sigma=1.934637 ! Fit after self-cal, rms=0.104551Jy sigma=1.933950 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000174118 Jy ! Component: 100 - total flux cleaned = 3.23536e-05 Jy ! Component: 150 - total flux cleaned = 3.0992e-05 Jy ! Component: 200 - total flux cleaned = 0.000157395 Jy ! Total flux subtracted in 200 components = 0.000157395 Jy ! Clean residual min=-0.015983 max=0.012363 Jy/beam ! Clean residual mean=0.000007 rms=0.003248 Jy/beam ! Combined flux in latest and established models = 2.4278 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 173 components and 2.4278 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=0.104229Jy sigma=1.920802 ! Fit after self-cal, rms=0.104241Jy sigma=1.920576 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.104241Jy sigma=1.920576 ! Fit after self-cal, rms=0.104203Jy sigma=1.910673 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=1.188 mas, bmaj=5.106 mas, bpa=-28.59 degrees ! Estimated noise=1.25202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.32765 Jy ! Component: 100 - total flux cleaned = 1.7463 Jy ! Component: 150 - total flux cleaned = 1.95677 Jy ! Component: 200 - total flux cleaned = 2.06919 Jy ! Total flux subtracted in 200 components = 2.06919 Jy ! Clean residual min=-0.043044 max=0.064627 Jy/beam ! Clean residual mean=-0.000040 rms=0.010973 Jy/beam ! Combined flux in latest and established models = 2.06919 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 15 model components to the UV plane model. ! The established model now contains 15 components and 2.06919 Jy ! Inverting map and beam ! Estimated beam: bmin=1.498 mas, bmaj=5.464 mas, bpa=-30.8 degrees ! Estimated noise=0.885869 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 = 0.0926345 Jy ! Component: 100 - total flux cleaned = 0.147942 Jy ! Component: 150 - total flux cleaned = 0.187212 Jy ! Component: 200 - total flux cleaned = 0.217544 Jy ! Total flux subtracted in 200 components = 0.217544 Jy ! Clean residual min=-0.022485 max=0.023698 Jy/beam ! Clean residual mean=-0.000017 rms=0.006177 Jy/beam ! Combined flux in latest and established models = 2.28673 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 50 components and 2.28673 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=3.329 mas, bmaj=9.09 mas, bpa=-46.61 degrees ! Estimated noise=1.25017 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0432056 Jy ! Component: 100 - total flux cleaned = 0.0728781 Jy ! Component: 150 - total flux cleaned = 0.0940883 Jy ! Component: 200 - total flux cleaned = 0.109476 Jy ! Total flux subtracted in 200 components = 0.109476 Jy ! Clean residual min=-0.021017 max=0.018216 Jy/beam ! Clean residual mean=0.000004 rms=0.006242 Jy/beam ! Combined flux in latest and established models = 2.39621 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 = 0.0112387 Jy ! Component: 100 - total flux cleaned = 0.0194719 Jy ! Component: 150 - total flux cleaned = 0.0255208 Jy ! Component: 200 - total flux cleaned = 0.0293555 Jy ! Total flux subtracted in 200 components = 0.0293555 Jy ! Clean residual min=-0.018263 max=0.016974 Jy/beam ! Clean residual mean=0.000015 rms=0.005702 Jy/beam ! Combined flux in latest and established models = 2.42556 Jy ! Adding 89 model components to the UV plane model. ! The established model now contains 132 components and 2.42556 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.498 mas, bmaj=5.464 mas, bpa=-30.8 degrees ! Estimated noise=0.885869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280312 Jy ! Component: 100 - total flux cleaned = 0.00520238 Jy ! Component: 150 - total flux cleaned = 0.00649501 Jy ! Component: 200 - total flux cleaned = 0.00785311 Jy ! Total flux subtracted in 200 components = 0.00785311 Jy ! Clean residual min=-0.015666 max=0.012454 Jy/beam ! Clean residual mean=0.000009 rms=0.003363 Jy/beam ! Combined flux in latest and established models = 2.43342 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 151 components and 2.43342 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=0.103901Jy sigma=1.972079 ! Fit after self-cal, rms=0.103796Jy sigma=1.955483 wmodel J1800+7828_C_map.mod ! Writing 151 model components to file: J1800+7828_C_map.mod wobs J1800+7828_C_uvs.fits ! Writing UV FITS file: J1800+7828_C_uvs.fits wwins J1800+7828_C_map.win ! wwins: Wrote 2 windows to J1800+7828_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 = -0.00433132 Jy ! Component: 100 - total flux cleaned = -0.00626458 Jy ! Component: 150 - total flux cleaned = -0.0085744 Jy ! Component: 200 - total flux cleaned = -0.0103078 Jy ! Component: 250 - total flux cleaned = -0.0111023 Jy ! Component: 300 - total flux cleaned = -0.0113996 Jy ! Component: 350 - total flux cleaned = -0.011271 Jy ! Component: 400 - total flux cleaned = -0.0114063 Jy ! Component: 450 - total flux cleaned = -0.0111551 Jy ! Component: 500 - total flux cleaned = -0.0113934 Jy ! Component: 550 - total flux cleaned = -0.0115074 Jy ! Component: 600 - total flux cleaned = -0.0119447 Jy ! Component: 650 - total flux cleaned = -0.0122581 Jy ! Component: 700 - total flux cleaned = -0.0123606 Jy ! Component: 750 - total flux cleaned = -0.0127526 Jy ! Component: 800 - total flux cleaned = -0.0127517 Jy ! Component: 850 - total flux cleaned = -0.0130239 Jy ! Component: 900 - total flux cleaned = -0.0131073 Jy ! Component: 950 - total flux cleaned = -0.0130194 Jy ! Component: 1000 - total flux cleaned = -0.0132682 Jy ! Component: 1050 - total flux cleaned = -0.0135895 Jy ! Component: 1100 - total flux cleaned = -0.0136669 Jy ! Component: 1150 - total flux cleaned = -0.0138207 Jy ! Component: 1200 - total flux cleaned = -0.0142631 Jy ! Component: 1250 - total flux cleaned = -0.0144771 Jy ! Component: 1300 - total flux cleaned = -0.0146176 Jy ! Component: 1350 - total flux cleaned = -0.0147548 Jy ! Component: 1400 - total flux cleaned = -0.015023 Jy ! Component: 1450 - total flux cleaned = -0.0153488 Jy ! Component: 1500 - total flux cleaned = -0.0154754 Jy ! Component: 1550 - total flux cleaned = -0.0159748 Jy ! Component: 1600 - total flux cleaned = -0.0161585 Jy ! Component: 1650 - total flux cleaned = -0.0166404 Jy ! Component: 1700 - total flux cleaned = -0.0169353 Jy ! Component: 1750 - total flux cleaned = -0.0172836 Jy ! Component: 1800 - total flux cleaned = -0.0177372 Jy ! Component: 1850 - total flux cleaned = -0.0180716 Jy ! Component: 1900 - total flux cleaned = -0.0182905 Jy ! Component: 1950 - total flux cleaned = -0.0185575 Jy ! Component: 2000 - total flux cleaned = -0.0187169 Jy ! Component: 2050 - total flux cleaned = -0.0191299 Jy ! Component: 2100 - total flux cleaned = -0.0193316 Jy ! Component: 2150 - total flux cleaned = -0.0194809 Jy ! Component: 2200 - total flux cleaned = -0.019579 Jy ! Component: 2250 - total flux cleaned = -0.0197231 Jy ! Component: 2300 - total flux cleaned = -0.0197233 Jy ! Component: 2350 - total flux cleaned = -0.0198633 Jy ! Component: 2400 - total flux cleaned = -0.0198184 Jy ! Component: 2450 - total flux cleaned = -0.0198635 Jy ! Component: 2500 - total flux cleaned = -0.0197309 Jy ! Component: 2550 - total flux cleaned = -0.0197313 Jy ! Component: 2600 - total flux cleaned = -0.0197734 Jy ! Component: 2650 - total flux cleaned = -0.0197303 Jy ! Component: 2700 - total flux cleaned = -0.0196877 Jy ! Component: 2750 - total flux cleaned = -0.0196871 Jy ! Component: 2800 - total flux cleaned = -0.0197278 Jy ! Component: 2850 - total flux cleaned = -0.0197685 Jy ! Component: 2900 - total flux cleaned = -0.0198892 Jy ! Component: 2950 - total flux cleaned = -0.0198889 Jy ! Component: 3000 - total flux cleaned = -0.0198102 Jy ! Component: 3050 - total flux cleaned = -0.0198496 Jy ! Component: 3100 - total flux cleaned = -0.0199655 Jy ! Component: 3150 - total flux cleaned = -0.0199653 Jy ! Component: 3200 - total flux cleaned = -0.0200413 Jy ! Component: 3250 - total flux cleaned = -0.0199661 Jy ! Component: 3300 - total flux cleaned = -0.0200409 Jy ! Component: 3350 - total flux cleaned = -0.0200779 Jy ! Component: 3400 - total flux cleaned = -0.0198955 Jy ! Component: 3450 - total flux cleaned = -0.0200043 Jy ! Component: 3500 - total flux cleaned = -0.0197878 Jy ! Component: 3550 - total flux cleaned = -0.0198591 Jy ! Component: 3600 - total flux cleaned = -0.0196809 Jy ! Component: 3650 - total flux cleaned = -0.0195397 Jy ! Component: 3700 - total flux cleaned = -0.0195746 Jy ! Component: 3750 - total flux cleaned = -0.0195046 Jy ! Component: 3800 - total flux cleaned = -0.0192615 Jy ! Component: 3850 - total flux cleaned = -0.0192614 Jy ! Component: 3900 - total flux cleaned = -0.0191578 Jy ! Component: 3950 - total flux cleaned = -0.0188836 Jy ! Component: 4000 - total flux cleaned = -0.0188156 Jy ! Component: 4050 - total flux cleaned = -0.0186798 Jy ! Total flux subtracted in 4096 components = -0.0186121 Jy ! Clean residual min=-0.001925 max=0.001892 Jy/beam ! Clean residual mean=0.000004 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 2.4148 Jy keep ! Adding 345 model components to the UV plane model. ! The established model now contains 496 components and 2.41481 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1800+7828_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.498 x 5.464 at -30.8 degrees (North through East) ! Clean map min=-0.0064302 max=1.814 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1800+7828_C_map.fits wmodel /vlbi/sb072/temp_maps//J1800+7828_C_map.mod ! Writing 496 model components to file: /vlbi/sb072/temp_maps//J1800+7828_C_map.mod wobs /vlbi/sb072/temp_maps//J1800+7828_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1800+7828_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1800+7828_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1800+7828_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.81398 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000621416 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.102771 0.102771 0.205543 0.411085 0.822171 1.64434 3.28868 6.57737 13.1547 26.3095 52.6189 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.813 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2919.1 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1800+7828_C_dfm.log closed on Fri Jan 25 19:43:02 2019