! Started logfile: .//J2143+3337_X_20180528_dfm.log on Sun Jul 8 13:51:26 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 .//J2143+3337_X_20180528_uva.fits ! Reading UV FITS file: .//J2143+3337_X_20180528_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.980676 visibilities/baseline/integration-bin. ! Found source: J2143+3337 ! ! 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 6496 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 J2143+3337_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=1.004908Jy sigma=26.318014 ! Fit after self-cal, rms=0.904087Jy sigma=23.641367 ! 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=0.6831 mas, bmaj=2.273 mas, bpa=-15.07 degrees ! Estimated noise=0.487147 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 = 0.0694031 Jy ! Component: 100 - total flux cleaned = 0.0869936 Jy ! Total flux subtracted in 100 components = 0.0869936 Jy ! Clean residual min=-0.004408 max=0.007966 Jy/beam ! Clean residual mean=-0.000015 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 0.0869936 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0869936 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=0.035966Jy sigma=0.868699 ! Fit after self-cal, rms=0.035794Jy sigma=0.866359 ! Inverting map ! Added new window around map position (-1.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00945489 Jy ! Component: 100 - total flux cleaned = 0.0157424 Jy ! Total flux subtracted in 100 components = 0.0157424 Jy ! Clean residual min=-0.003001 max=0.003891 Jy/beam ! Clean residual mean=-0.000009 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.102736 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.102736 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=0.031766Jy sigma=0.743429 ! Fit after self-cal, rms=0.031722Jy sigma=0.742485 ! 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=0.8546 mas, bmaj=2.349 mas, bpa=-15.1 degrees ! Estimated noise=0.345795 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 = 0.00711656 Jy ! Component: 100 - total flux cleaned = 0.0112814 Jy ! Component: 150 - total flux cleaned = 0.0140097 Jy ! Component: 200 - total flux cleaned = 0.0158414 Jy ! Total flux subtracted in 200 components = 0.0158414 Jy ! Clean residual min=-0.002107 max=0.004209 Jy/beam ! Clean residual mean=-0.000004 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.118577 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 36 components and 0.118577 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=0.030068Jy sigma=0.688625 ! Fit after self-cal, rms=0.030035Jy sigma=0.687842 ! Inverting map ! Added new window around map position (1.8, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227543 Jy ! Component: 100 - total flux cleaned = 0.00303158 Jy ! Component: 150 - total flux cleaned = 0.00356441 Jy ! Component: 200 - total flux cleaned = 0.00385078 Jy ! Total flux subtracted in 200 components = 0.00385078 Jy ! Clean residual min=-0.001697 max=0.001756 Jy/beam ! Clean residual mean=-0.000002 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.122428 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 57 components and 0.122428 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=0.029646Jy sigma=0.674779 ! Fit after self-cal, rms=0.029626Jy sigma=0.674379 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8546 x 2.349 at -15.1 degrees (North through East) ! Clean map min=-0.0015755 max=0.094043 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.97 KP 0.96 ! LA 0.96 MK 1.05 NL 1.00 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.99 KP 0.96 ! LA 0.97 MK 1.03 NL 1.03 PT 0.97 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.99 KP 0.95 ! LA 0.97 MK 0.98 NL 1.02 PT 0.98 ! SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.99 KP 0.98 ! LA 0.98 MK 1.01 NL 1.04 PT 0.99 ! SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 0.98 KP 0.96 ! LA 1.01 MK 0.98 NL 1.04 PT 0.99 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.03 KP 0.97 ! LA 1.02 MK 0.98 NL 1.04 PT 0.98 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 0.96 KP 0.98 ! LA 1.02 MK 0.99 NL 1.04 PT 0.99 ! SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.03 KP 0.96 ! LA 0.99 MK 1.00 NL 1.02 PT 0.99 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.029626Jy sigma=0.674379 ! Fit after self-cal, rms=0.029240Jy sigma=0.665241 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8591 mas, bmaj=2.353 mas, bpa=-15.27 degrees ! Estimated noise=0.345155 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 = 0.000141312 Jy ! Component: 100 - total flux cleaned = -5.22656e-05 Jy ! Component: 150 - total flux cleaned = -0.000140931 Jy ! Component: 200 - total flux cleaned = -0.000199693 Jy ! Total flux subtracted in 200 components = -0.000199693 Jy ! Clean residual min=-0.001179 max=0.001144 Jy/beam ! Clean residual mean=-0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.122228 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.122228 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=0.029194Jy sigma=0.663915 ! Fit after self-cal, rms=0.029189Jy sigma=0.663776 ! 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=0.029189Jy sigma=0.663776 ! Fit after self-cal, rms=0.029187Jy sigma=0.663722 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8598 mas, bmaj=2.351 mas, bpa=-15.26 degrees ! Estimated noise=0.345281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132586 Jy ! Component: 100 - total flux cleaned = 9.64312e-05 Jy ! Component: 150 - total flux cleaned = 4.97207e-05 Jy ! Component: 200 - total flux cleaned = -5.375e-06 Jy ! Total flux subtracted in 200 components = -5.375e-06 Jy ! Clean residual min=-0.001145 max=0.001056 Jy/beam ! Clean residual mean=-0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.122223 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 86 components and 0.122223 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=0.029168Jy sigma=0.663148 ! Fit after self-cal, rms=0.029165Jy sigma=0.663107 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 = -3.31502e-05 Jy ! Component: 100 - total flux cleaned = -7.18485e-05 Jy ! Component: 150 - total flux cleaned = -0.000106949 Jy ! Component: 200 - total flux cleaned = -0.000138625 Jy ! Total flux subtracted in 200 components = -0.000138625 Jy ! Clean residual min=-0.001136 max=0.001036 Jy/beam ! Clean residual mean=-0.000001 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.122084 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 91 components and 0.122084 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=0.029156Jy sigma=0.662819 ! Fit after self-cal, rms=0.029154Jy sigma=0.662795 ! 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=0.029154Jy sigma=0.662795 ! Fit after self-cal, rms=0.029143Jy sigma=0.662748 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8601 mas, bmaj=2.35 mas, bpa=-15.27 degrees ! Estimated noise=0.345262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.66267e-05 Jy ! Component: 100 - total flux cleaned = 4.4032e-05 Jy ! Component: 150 - total flux cleaned = 2.39692e-05 Jy ! Component: 200 - total flux cleaned = -3.48399e-06 Jy ! Total flux subtracted in 200 components = -3.48399e-06 Jy ! Clean residual min=-0.001122 max=0.001024 Jy/beam ! Clean residual mean=-0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.122081 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.122081 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=0.029136Jy sigma=0.662516 ! Fit after self-cal, rms=0.029134Jy sigma=0.662501 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 = -1.18398e-05 Jy ! Component: 100 - total flux cleaned = -2.04579e-05 Jy ! Component: 150 - total flux cleaned = -4.38727e-05 Jy ! Component: 200 - total flux cleaned = -6.60314e-05 Jy ! Total flux subtracted in 200 components = -6.60314e-05 Jy ! Clean residual min=-0.001113 max=0.001011 Jy/beam ! Clean residual mean=-0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.122015 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 106 components and 0.122015 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=0.029130Jy sigma=0.662370 ! Fit after self-cal, rms=0.029129Jy sigma=0.662361 ! 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=0.029129Jy sigma=0.662361 ! Fit after self-cal, rms=0.029122Jy sigma=0.662337 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.015 mas, bmaj=2.698 mas, bpa=-14.19 degrees ! Estimated noise=0.445267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.15567e-05 Jy ! Component: 100 - total flux cleaned = -4.29064e-05 Jy ! Component: 150 - total flux cleaned = -4.29434e-05 Jy ! Component: 200 - total flux cleaned = -4.29795e-05 Jy ! Total flux subtracted in 200 components = -4.29795e-05 Jy ! Clean residual min=-0.001150 max=0.001072 Jy/beam ! Clean residual mean=-0.000003 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.121972 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 122 components and 0.121972 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=0.029119Jy sigma=0.662270 ! Fit after self-cal, rms=0.029119Jy sigma=0.662267 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 = -2.05629e-05 Jy ! Component: 100 - total flux cleaned = -2.09662e-05 Jy ! Component: 150 - total flux cleaned = -3.19951e-05 Jy ! Component: 200 - total flux cleaned = -3.201e-05 Jy ! Total flux subtracted in 200 components = -3.201e-05 Jy ! Clean residual min=-0.001151 max=0.001063 Jy/beam ! Clean residual mean=-0.000003 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.12194 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 127 components and 0.12194 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=0.029117Jy sigma=0.662218 ! Fit after self-cal, rms=0.029117Jy sigma=0.662219 ! 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=0.8602 mas, bmaj=2.35 mas, bpa=-15.28 degrees ! Estimated noise=0.345256 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8602 x 2.35 at -15.28 degrees (North through East) ! Clean map min=-0.001764 max=0.093731 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=0.6868 mas, bmaj=2.27 mas, bpa=-15.23 degrees ! Estimated noise=0.488473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0695989 Jy ! Component: 100 - total flux cleaned = 0.0870476 Jy ! Component: 150 - total flux cleaned = 0.0965491 Jy ! Component: 200 - total flux cleaned = 0.102775 Jy ! Total flux subtracted in 200 components = 0.102775 Jy ! Clean residual min=-0.002879 max=0.003400 Jy/beam ! Clean residual mean=-0.000008 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.102775 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.102775 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8602 mas, bmaj=2.35 mas, bpa=-15.28 degrees ! Estimated noise=0.345256 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 = 0.00688207 Jy ! Component: 100 - total flux cleaned = 0.0109115 Jy ! Component: 150 - total flux cleaned = 0.0136891 Jy ! Component: 200 - total flux cleaned = 0.0150829 Jy ! Total flux subtracted in 200 components = 0.0150829 Jy ! Clean residual min=-0.001515 max=0.001500 Jy/beam ! Clean residual mean=-0.000003 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.117858 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 37 components and 0.117858 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=2.015 mas, bmaj=2.698 mas, bpa=-14.19 degrees ! Estimated noise=0.445267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228428 Jy ! Component: 100 - total flux cleaned = 0.00319623 Jy ! Component: 150 - total flux cleaned = 0.00344645 Jy ! Component: 200 - total flux cleaned = 0.00355911 Jy ! Total flux subtracted in 200 components = 0.00355911 Jy ! Clean residual min=-0.001321 max=0.001039 Jy/beam ! Clean residual mean=-0.000004 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.121417 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 = 9.20072e-05 Jy ! Component: 100 - total flux cleaned = 0.00016907 Jy ! Component: 150 - total flux cleaned = 0.000219033 Jy ! Component: 200 - total flux cleaned = 0.00024846 Jy ! Total flux subtracted in 200 components = 0.00024846 Jy ! Clean residual min=-0.001214 max=0.000986 Jy/beam ! Clean residual mean=-0.000004 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.121666 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 79 components and 0.121666 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8602 mas, bmaj=2.35 mas, bpa=-15.28 degrees ! Estimated noise=0.345256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000120024 Jy ! Component: 100 - total flux cleaned = 0.000172916 Jy ! Component: 150 - total flux cleaned = 0.000174595 Jy ! Component: 200 - total flux cleaned = 0.000175115 Jy ! Total flux subtracted in 200 components = 0.000175115 Jy ! Clean residual min=-0.001145 max=0.000982 Jy/beam ! Clean residual mean=-0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.121841 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.121841 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=0.029153Jy sigma=0.663204 ! Fit after self-cal, rms=0.029146Jy sigma=0.663047 wmodel J2143+3337_X_map.mod ! Writing 95 model components to file: J2143+3337_X_map.mod wobs J2143+3337_X_uvs.fits ! Writing UV FITS file: J2143+3337_X_uvs.fits wwins J2143+3337_X_map.win ! wwins: Wrote 3 windows to J2143+3337_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 = -0.000301522 Jy ! Component: 100 - total flux cleaned = -0.000463017 Jy ! Component: 150 - total flux cleaned = -0.000530528 Jy ! Component: 200 - total flux cleaned = -0.000546254 Jy ! Component: 250 - total flux cleaned = -0.000499326 Jy ! Component: 300 - total flux cleaned = -0.000409117 Jy ! Component: 350 - total flux cleaned = -0.000351283 Jy ! Component: 400 - total flux cleaned = -0.000294679 Jy ! Component: 450 - total flux cleaned = -0.000239292 Jy ! Component: 500 - total flux cleaned = -0.000212341 Jy ! Component: 550 - total flux cleaned = -0.000212497 Jy ! Component: 600 - total flux cleaned = -0.000212516 Jy ! Component: 650 - total flux cleaned = -0.000238042 Jy ! Component: 700 - total flux cleaned = -0.000225395 Jy ! Component: 750 - total flux cleaned = -0.000225234 Jy ! Component: 800 - total flux cleaned = -0.000200969 Jy ! Component: 850 - total flux cleaned = -0.000153473 Jy ! Component: 900 - total flux cleaned = -0.000130225 Jy ! Component: 950 - total flux cleaned = -0.000153594 Jy ! Component: 1000 - total flux cleaned = -0.000164728 Jy ! Component: 1050 - total flux cleaned = -0.000130981 Jy ! Component: 1100 - total flux cleaned = -0.000164195 Jy ! Component: 1150 - total flux cleaned = -0.000131359 Jy ! Component: 1200 - total flux cleaned = -0.000185054 Jy ! Component: 1250 - total flux cleaned = -0.00018486 Jy ! Component: 1300 - total flux cleaned = -0.000163942 Jy ! Component: 1350 - total flux cleaned = -0.000194995 Jy ! Component: 1400 - total flux cleaned = -0.000205296 Jy ! Component: 1450 - total flux cleaned = -0.000235579 Jy ! Component: 1500 - total flux cleaned = -0.000235563 Jy ! Component: 1550 - total flux cleaned = -0.000235479 Jy ! Component: 1600 - total flux cleaned = -0.000264702 Jy ! Component: 1650 - total flux cleaned = -0.000274388 Jy ! Component: 1700 - total flux cleaned = -0.000302975 Jy ! Component: 1750 - total flux cleaned = -0.000274674 Jy ! Component: 1800 - total flux cleaned = -0.00031209 Jy ! Component: 1850 - total flux cleaned = -0.000358369 Jy ! Component: 1900 - total flux cleaned = -0.000394956 Jy ! Component: 1950 - total flux cleaned = -0.000412955 Jy ! Component: 2000 - total flux cleaned = -0.00043993 Jy ! Component: 2050 - total flux cleaned = -0.00048441 Jy ! Component: 2100 - total flux cleaned = -0.000519522 Jy ! Component: 2150 - total flux cleaned = -0.000554466 Jy ! Component: 2200 - total flux cleaned = -0.000606204 Jy ! Component: 2250 - total flux cleaned = -0.000614623 Jy ! Component: 2300 - total flux cleaned = -0.000623165 Jy ! Component: 2350 - total flux cleaned = -0.000690481 Jy ! Component: 2400 - total flux cleaned = -0.000723708 Jy ! Component: 2450 - total flux cleaned = -0.000756743 Jy ! Component: 2500 - total flux cleaned = -0.000773132 Jy ! Component: 2550 - total flux cleaned = -0.000797599 Jy ! Component: 2600 - total flux cleaned = -0.000862106 Jy ! Component: 2650 - total flux cleaned = -0.000886127 Jy ! Component: 2700 - total flux cleaned = -0.000902003 Jy ! Component: 2750 - total flux cleaned = -0.000957098 Jy ! Component: 2800 - total flux cleaned = -0.000988299 Jy ! Component: 2850 - total flux cleaned = -0.00100387 Jy ! Component: 2900 - total flux cleaned = -0.00103477 Jy ! Component: 2950 - total flux cleaned = -0.00107296 Jy ! Component: 3000 - total flux cleaned = -0.00112604 Jy ! Component: 3050 - total flux cleaned = -0.00113357 Jy ! Component: 3100 - total flux cleaned = -0.00117834 Jy ! Component: 3150 - total flux cleaned = -0.00123763 Jy ! Component: 3200 - total flux cleaned = -0.00121542 Jy ! Component: 3250 - total flux cleaned = -0.00126662 Jy ! Component: 3300 - total flux cleaned = -0.00128115 Jy ! Component: 3350 - total flux cleaned = -0.00127388 Jy ! Component: 3400 - total flux cleaned = -0.00128817 Jy ! Component: 3450 - total flux cleaned = -0.00130949 Jy ! Component: 3500 - total flux cleaned = -0.00130946 Jy ! Component: 3550 - total flux cleaned = -0.00130937 Jy ! Component: 3600 - total flux cleaned = -0.00130935 Jy ! Component: 3650 - total flux cleaned = -0.00133027 Jy ! Component: 3700 - total flux cleaned = -0.0013372 Jy ! Component: 3750 - total flux cleaned = -0.0013578 Jy ! Component: 3800 - total flux cleaned = -0.00137147 Jy ! Component: 3850 - total flux cleaned = -0.00138507 Jy ! Component: 3900 - total flux cleaned = -0.00139178 Jy ! Component: 3950 - total flux cleaned = -0.00139181 Jy ! Component: 4000 - total flux cleaned = -0.00141851 Jy ! Component: 4050 - total flux cleaned = -0.00142522 Jy ! Total flux subtracted in 4096 components = -0.001412 Jy ! Clean residual min=-0.000369 max=0.000379 Jy/beam ! Clean residual mean=0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.120429 Jy keep ! Adding 273 model components to the UV plane model. ! The established model now contains 368 components and 0.120429 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2143+3337_X_20180528_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8602 x 2.35 at -15.28 degrees (North through East) ! Clean map min=-0.0015894 max=0.094164 Jy/beam ! Writing clean map to FITS file: .//J2143+3337_X_20180528_map.fits wmodel .//J2143+3337_X_20180528_map.mod ! Writing 368 model components to file: .//J2143+3337_X_20180528_map.mod wobs .//J2143+3337_X_20180528_uvs.fits ! Writing UV FITS file: .//J2143+3337_X_20180528_uvs.fits wwins .//J2143+3337_X_20180528_map.win ! wwins: Wrote 4 windows to .//J2143+3337_X_20180528_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0941641 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000113132 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.360431 0.360431 0.720861 1.44172 2.88345 5.76689 11.5338 23.0676 46.1351 92.2703 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.094 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 832.337 quit ! Quitting program ! Log file .//J2143+3337_X_20180528_dfm.log closed on Sun Jul 8 13:51:30 2018