! Started logfile: .//J2156+1818_X_20180528_dfm.log on Sun Jul 8 13:53:02 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 .//J2156+1818_X_20180528_uva.fits ! Reading UV FITS file: .//J2156+1818_X_20180528_uva.fits ! AN table 1: 93 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2156+1818 ! ! 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 85 lines of history. ! ! Reading 26784 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 J2156+1818_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. ! ! 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=1.000206Jy sigma=27.149604 ! Fit after self-cal, rms=0.987986Jy sigma=26.807948 ! 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=0.6765 mas, bmaj=2.081 mas, bpa=-9.355 degrees ! Estimated noise=0.37995 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 = 0.0101164 Jy ! Component: 100 - total flux cleaned = 0.0122887 Jy ! Total flux subtracted in 100 components = 0.0122887 Jy ! Clean residual min=-0.001368 max=0.001349 Jy/beam ! Clean residual mean=0.000000 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0122887 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0122887 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=0.026994Jy sigma=0.710808 ! Fit after self-cal, rms=0.025018Jy sigma=0.653279 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00356955 Jy ! Component: 100 - total flux cleaned = 0.00398011 Jy ! Total flux subtracted in 100 components = 0.00398011 Jy ! Clean residual min=-0.001353 max=0.001198 Jy/beam ! Clean residual mean=0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0162688 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 0.0162688 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=0.024652Jy sigma=0.642703 ! Fit after self-cal, rms=0.024645Jy sigma=0.642541 ! 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=0.8587 mas, bmaj=2.217 mas, bpa=-7.578 degrees ! Estimated noise=0.16281 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 = 0.000261086 Jy ! Component: 100 - total flux cleaned = 0.000426169 Jy ! Component: 150 - total flux cleaned = 0.000500638 Jy ! Component: 200 - total flux cleaned = 0.000530936 Jy ! Total flux subtracted in 200 components = 0.000530936 Jy ! Clean residual min=-0.000633 max=0.000690 Jy/beam ! Clean residual mean=0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0167998 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.0167998 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=0.024643Jy sigma=0.642419 ! Fit after self-cal, rms=0.024645Jy sigma=0.642404 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8587 x 2.217 at -7.578 degrees (North through East) ! Clean map min=-0.00059272 max=0.01655 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 1.00 KP 0.84 ! LA 0.95 MK 1.09 NL 1.08 PT 1.04 ! SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.13 HN 1.07 KP 0.94 ! LA 0.90 MK 1.00 NL 1.09 PT 1.00 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.03 KP 1.00 ! LA 1.01 MK 0.95 NL 1.13 PT 0.99 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.96 KP 1.00 ! LA 0.96 MK 0.96 NL 1.12 PT 1.07 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.12 HN 0.92 KP 0.94 ! LA 0.99 MK 1.05 NL 1.08 PT 1.01 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.90 HN 0.92 KP 0.98 ! LA 0.98 MK 1.01 NL 1.09 PT 1.05 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.03 HN 0.94 KP 1.03 ! LA 0.99 MK 0.96 NL 1.19 PT 1.01 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.91 HN 0.85 KP 1.11 ! LA 0.94 MK 0.96 NL 1.21 PT 1.06 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.024645Jy sigma=0.642404 ! Fit after self-cal, rms=0.024689Jy sigma=0.640881 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8595 mas, bmaj=2.211 mas, bpa=-7.577 degrees ! Estimated noise=0.162358 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 = 0.000144638 Jy ! Component: 100 - total flux cleaned = 0.000167717 Jy ! Component: 150 - total flux cleaned = 0.000187491 Jy ! Component: 200 - total flux cleaned = 0.00020242 Jy ! Total flux subtracted in 200 components = 0.00020242 Jy ! Clean residual min=-0.000501 max=0.000526 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0170022 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 0.0170022 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=0.024688Jy sigma=0.640842 ! Fit after self-cal, rms=0.024742Jy sigma=0.640503 ! 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=0.024742Jy sigma=0.640503 ! Fit after self-cal, rms=0.024919Jy sigma=0.640418 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.86 mas, bmaj=2.209 mas, bpa=-7.551 degrees ! Estimated noise=0.162689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124406 Jy ! Component: 100 - total flux cleaned = 0.000154811 Jy ! Component: 150 - total flux cleaned = 0.000163479 Jy ! Component: 200 - total flux cleaned = 0.000171567 Jy ! Total flux subtracted in 200 components = 0.000171567 Jy ! Clean residual min=-0.000490 max=0.000501 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0171738 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.0171738 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=0.024918Jy sigma=0.640391 ! Fit after self-cal, rms=0.024937Jy sigma=0.640357 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (51, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000421295 Jy ! Component: 100 - total flux cleaned = 0.000527179 Jy ! Component: 150 - total flux cleaned = 0.000544652 Jy ! Component: 200 - total flux cleaned = 0.000565255 Jy ! Total flux subtracted in 200 components = 0.000565255 Jy ! Clean residual min=-0.000458 max=0.000419 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.017739 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 0.017739 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=0.024930Jy sigma=0.640148 ! Fit after self-cal, rms=0.024930Jy sigma=0.640086 ! 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=0.024930Jy sigma=0.640086 ! Fit after self-cal, rms=0.025064Jy sigma=0.640066 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.86 mas, bmaj=2.205 mas, bpa=-7.502 degrees ! Estimated noise=0.163132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000191232 Jy ! Component: 100 - total flux cleaned = 0.00026956 Jy ! Component: 150 - total flux cleaned = 0.00031098 Jy ! Component: 200 - total flux cleaned = 0.000348684 Jy ! Total flux subtracted in 200 components = 0.000348684 Jy ! Clean residual min=-0.000463 max=0.000399 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0180877 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.0180877 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=0.025061Jy sigma=0.639984 ! Fit after self-cal, rms=0.025067Jy sigma=0.639861 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 = 0.000111544 Jy ! Component: 100 - total flux cleaned = 0.000139253 Jy ! Component: 150 - total flux cleaned = 0.000173128 Jy ! Component: 200 - total flux cleaned = 0.000204353 Jy ! Total flux subtracted in 200 components = 0.000204353 Jy ! Clean residual min=-0.000462 max=0.000385 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0182921 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 53 components and 0.0182921 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=0.025066Jy sigma=0.639818 ! Fit after self-cal, rms=0.025067Jy sigma=0.639809 ! 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=0.025067Jy sigma=0.639809 ! Fit after self-cal, rms=0.025108Jy sigma=0.639792 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.052 mas, bmaj=2.862 mas, bpa=-3.09 degrees ! Estimated noise=0.211299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000239557 Jy ! Component: 100 - total flux cleaned = 0.000396264 Jy ! Component: 150 - total flux cleaned = 0.00045315 Jy ! Component: 200 - total flux cleaned = 0.000477383 Jy ! Total flux subtracted in 200 components = 0.000477383 Jy ! Clean residual min=-0.000613 max=0.000451 Jy/beam ! Clean residual mean=-0.000001 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0187694 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 57 components and 0.0187694 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=0.025108Jy sigma=0.639766 ! Fit after self-cal, rms=0.025112Jy sigma=0.639750 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 = 8.23204e-05 Jy ! Component: 100 - total flux cleaned = 0.000113537 Jy ! Component: 150 - total flux cleaned = 0.000134031 Jy ! Component: 200 - total flux cleaned = 0.00014985 Jy ! Total flux subtracted in 200 components = 0.00014985 Jy ! Clean residual min=-0.000600 max=0.000460 Jy/beam ! Clean residual mean=-0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0189193 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 0.0189193 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=0.025112Jy sigma=0.639741 ! Fit after self-cal, rms=0.025111Jy sigma=0.639726 ! 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=0.8597 mas, bmaj=2.202 mas, bpa=-7.45 degrees ! Estimated noise=0.163231 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8597 x 2.202 at -7.45 degrees (North through East) ! Clean map min=-0.0004215 max=0.016587 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=0.6774 mas, bmaj=2.06 mas, bpa=-9.225 degrees ! Estimated noise=0.381091 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130499 Jy ! Component: 100 - total flux cleaned = 0.0160057 Jy ! Component: 150 - total flux cleaned = 0.0164257 Jy ! Component: 200 - total flux cleaned = 0.0167303 Jy ! Total flux subtracted in 200 components = 0.0167303 Jy ! Clean residual min=-0.001108 max=0.001091 Jy/beam ! Clean residual mean=0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.0167303 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0167303 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8597 mas, bmaj=2.202 mas, bpa=-7.45 degrees ! Estimated noise=0.163231 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 = 0.000671073 Jy ! Component: 100 - total flux cleaned = 0.00109306 Jy ! Component: 150 - total flux cleaned = 0.00139902 Jy ! Component: 200 - total flux cleaned = 0.00159286 Jy ! Total flux subtracted in 200 components = 0.00159286 Jy ! Clean residual min=-0.000504 max=0.000405 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0183231 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 31 components and 0.0183231 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=2.052 mas, bmaj=2.862 mas, bpa=-3.09 degrees ! Estimated noise=0.211299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000286553 Jy ! Component: 100 - total flux cleaned = 0.000403777 Jy ! Component: 150 - total flux cleaned = 0.000466114 Jy ! Component: 200 - total flux cleaned = 0.000493025 Jy ! Total flux subtracted in 200 components = 0.000493025 Jy ! Clean residual min=-0.000623 max=0.000471 Jy/beam ! Clean residual mean=-0.000001 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0188161 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 = 2.413e-05 Jy ! Component: 100 - total flux cleaned = 4.61558e-05 Jy ! Component: 150 - total flux cleaned = 6.25828e-05 Jy ! Component: 200 - total flux cleaned = 8.14709e-05 Jy ! Total flux subtracted in 200 components = 8.14709e-05 Jy ! Clean residual min=-0.000602 max=0.000468 Jy/beam ! Clean residual mean=-0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0188976 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 49 components and 0.0188976 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8597 mas, bmaj=2.202 mas, bpa=-7.45 degrees ! Estimated noise=0.163231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.02068e-05 Jy ! Component: 100 - total flux cleaned = -8.60876e-05 Jy ! Component: 150 - total flux cleaned = -9.11118e-05 Jy ! Component: 200 - total flux cleaned = -8.64539e-05 Jy ! Total flux subtracted in 200 components = -8.64539e-05 Jy ! Clean residual min=-0.000464 max=0.000385 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0188112 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 0.0188112 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=0.025112Jy sigma=0.639756 ! Fit after self-cal, rms=0.025112Jy sigma=0.639741 wmodel J2156+1818_X_map.mod ! Writing 60 model components to file: J2156+1818_X_map.mod wobs J2156+1818_X_uvs.fits ! Writing UV FITS file: J2156+1818_X_uvs.fits wwins J2156+1818_X_map.win ! wwins: Wrote 2 windows to J2156+1818_X_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 = -0.000178892 Jy ! Component: 100 - total flux cleaned = -0.000235404 Jy ! Component: 150 - total flux cleaned = -0.000268637 Jy ! Component: 200 - total flux cleaned = -0.000274859 Jy ! Component: 250 - total flux cleaned = -0.000275005 Jy ! Component: 300 - total flux cleaned = -0.000269407 Jy ! Component: 350 - total flux cleaned = -0.000258569 Jy ! Component: 400 - total flux cleaned = -0.000232461 Jy ! Component: 450 - total flux cleaned = -0.000237606 Jy ! Component: 500 - total flux cleaned = -0.000232676 Jy ! Component: 550 - total flux cleaned = -0.000237518 Jy ! Component: 600 - total flux cleaned = -0.000242341 Jy ! Component: 650 - total flux cleaned = -0.00026495 Jy ! Component: 700 - total flux cleaned = -0.000282587 Jy ! Component: 750 - total flux cleaned = -0.000291238 Jy ! Component: 800 - total flux cleaned = -0.000312386 Jy ! Component: 850 - total flux cleaned = -0.000328958 Jy ! Component: 900 - total flux cleaned = -0.000345239 Jy ! Component: 950 - total flux cleaned = -0.000361194 Jy ! Component: 1000 - total flux cleaned = -0.00036902 Jy ! Component: 1050 - total flux cleaned = -0.000380528 Jy ! Component: 1100 - total flux cleaned = -0.000388004 Jy ! Component: 1150 - total flux cleaned = -0.000406576 Jy ! Component: 1200 - total flux cleaned = -0.000406609 Jy ! Component: 1250 - total flux cleaned = -0.000424633 Jy ! Component: 1300 - total flux cleaned = -0.000449477 Jy ! Component: 1350 - total flux cleaned = -0.000463451 Jy ! Component: 1400 - total flux cleaned = -0.000487725 Jy ! Component: 1450 - total flux cleaned = -0.000511604 Jy ! Component: 1500 - total flux cleaned = -0.000525104 Jy ! Component: 1550 - total flux cleaned = -0.000541806 Jy ! Component: 1600 - total flux cleaned = -0.000568143 Jy ! Component: 1650 - total flux cleaned = -0.000574694 Jy ! Component: 1700 - total flux cleaned = -0.000600505 Jy ! Component: 1750 - total flux cleaned = -0.000606864 Jy ! Component: 1800 - total flux cleaned = -0.000619465 Jy ! Component: 1850 - total flux cleaned = -0.0006381 Jy ! Component: 1900 - total flux cleaned = -0.000650411 Jy ! Component: 1950 - total flux cleaned = -0.000668701 Jy ! Component: 2000 - total flux cleaned = -0.000680755 Jy ! Component: 2050 - total flux cleaned = -0.000698647 Jy ! Component: 2100 - total flux cleaned = -0.000719336 Jy ! Component: 2150 - total flux cleaned = -0.00073393 Jy ! Component: 2200 - total flux cleaned = -0.000754188 Jy ! Component: 2250 - total flux cleaned = -0.000777129 Jy ! Component: 2300 - total flux cleaned = -0.00078852 Jy ! Component: 2350 - total flux cleaned = -0.000816706 Jy ! Component: 2400 - total flux cleaned = -0.000819476 Jy ! Component: 2450 - total flux cleaned = -0.000838911 Jy ! Component: 2500 - total flux cleaned = -0.000847203 Jy ! Component: 2550 - total flux cleaned = -0.000855413 Jy ! Component: 2600 - total flux cleaned = -0.000871727 Jy ! Component: 2650 - total flux cleaned = -0.000890605 Jy ! Component: 2700 - total flux cleaned = -0.000906675 Jy ! Component: 2750 - total flux cleaned = -0.000919988 Jy ! Component: 2800 - total flux cleaned = -0.000935873 Jy ! Component: 2850 - total flux cleaned = -0.000946376 Jy ! Component: 2900 - total flux cleaned = -0.00096206 Jy ! Component: 2950 - total flux cleaned = -0.000975069 Jy ! Component: 3000 - total flux cleaned = -0.000985419 Jy ! Component: 3050 - total flux cleaned = -0.000993145 Jy ! Component: 3100 - total flux cleaned = -0.00100851 Jy ! Component: 3150 - total flux cleaned = -0.00102121 Jy ! Component: 3200 - total flux cleaned = -0.00103133 Jy ! Component: 3250 - total flux cleaned = -0.00104138 Jy ! Component: 3300 - total flux cleaned = -0.00105138 Jy ! Component: 3350 - total flux cleaned = -0.00105884 Jy ! Component: 3400 - total flux cleaned = -0.00107122 Jy ! Component: 3450 - total flux cleaned = -0.00107862 Jy ! Component: 3500 - total flux cleaned = -0.00109336 Jy ! Component: 3550 - total flux cleaned = -0.00110799 Jy ! Component: 3600 - total flux cleaned = -0.00111771 Jy ! Component: 3650 - total flux cleaned = -0.00113221 Jy ! Component: 3700 - total flux cleaned = -0.00114906 Jy ! Component: 3750 - total flux cleaned = -0.00115147 Jy ! Component: 3800 - total flux cleaned = -0.00117058 Jy ! Component: 3850 - total flux cleaned = -0.00117536 Jy ! Component: 3900 - total flux cleaned = -0.00118248 Jy ! Component: 3950 - total flux cleaned = -0.001199 Jy ! Component: 4000 - total flux cleaned = -0.00120605 Jy ! Component: 4050 - total flux cleaned = -0.00121541 Jy ! Total flux subtracted in 4096 components = -0.00122241 Jy ! Clean residual min=-0.000165 max=0.000136 Jy/beam ! Clean residual mean=-0.000000 rms=0.000038 Jy/beam ! Combined flux in latest and established models = 0.0175888 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 332 components and 0.0175888 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2156+1818_X_20180528_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8597 x 2.202 at -7.45 degrees (North through East) ! Clean map min=-0.00028825 max=0.016547 Jy/beam ! Writing clean map to FITS file: .//J2156+1818_X_20180528_map.fits wmodel .//J2156+1818_X_20180528_map.mod ! Writing 332 model components to file: .//J2156+1818_X_20180528_map.mod wobs .//J2156+1818_X_20180528_uvs.fits ! Writing UV FITS file: .//J2156+1818_X_20180528_uvs.fits wwins .//J2156+1818_X_20180528_map.win ! wwins: Wrote 3 windows to .//J2156+1818_X_20180528_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0165474 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 3.83538e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.695343 0.695343 1.39069 2.78137 5.56274 11.1255 22.251 44.502 89.0039 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.016 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 431.441 quit ! Quitting program ! Log file .//J2156+1818_X_20180528_dfm.log closed on Sun Jul 8 13:53:06 2018