! Started logfile: /vlbi/sb072/temp_maps//J1712+2931_X_dfm.log on Sat Dec 15 22:27:32 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 /vlbi/sb072/temp_maps//J1712+2931_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1712+2931_X_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1712+2931 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5152 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 J1712+2931_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=1.000322Jy sigma=40.702674 ! Fit after self-cal, rms=0.995400Jy sigma=40.494606 ! 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=0.702 mas, bmaj=2.523 mas, bpa=21.65 degrees ! Estimated noise=0.466771 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 = 0.00384815 Jy ! Component: 100 - total flux cleaned = 0.00451422 Jy ! Total flux subtracted in 100 components = 0.00451422 Jy ! Clean residual min=-0.001280 max=0.001403 Jy/beam ! Clean residual mean=-0.000001 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.00451422 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.00451422 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=0.015910Jy sigma=0.636950 ! Fit after self-cal, rms=0.014735Jy sigma=0.587965 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00347834 Jy ! Component: 100 - total flux cleaned = 0.0042924 Jy ! Total flux subtracted in 100 components = 0.0042924 Jy ! Clean residual min=-0.001056 max=0.001109 Jy/beam ! Clean residual mean=-0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.00880662 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.00880662 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=0.014002Jy sigma=0.556362 ! Fit after self-cal, rms=0.013996Jy sigma=0.556108 ! 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=0.9395 mas, bmaj=2.642 mas, bpa=21.39 degrees ! Estimated noise=0.244651 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 = 0.000511294 Jy ! Component: 100 - total flux cleaned = 0.000564461 Jy ! Component: 150 - total flux cleaned = 0.000556382 Jy ! Component: 200 - total flux cleaned = 0.000564337 Jy ! Total flux subtracted in 200 components = 0.000564337 Jy ! Clean residual min=-0.000590 max=0.000619 Jy/beam ! Clean residual mean=-0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.00937096 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.00937096 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=0.013968Jy sigma=0.554866 ! Fit after self-cal, rms=0.013964Jy sigma=0.554796 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9395 x 2.642 at 21.39 degrees (North through East) ! Clean map min=-0.00058696 max=0.0089321 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.23 LA 0.91 MK 0.92 ! NL 1.23 OV 0.96 PT 0.92 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 LA 0.95 MK 0.95 ! NL 1.12 OV 0.98 PT 1.18 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 LA 0.90 MK 0.93 ! NL 1.02 OV 0.99 PT 1.22 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.95 LA 0.92 MK 1.01 ! NL 0.89 OV 1.08 PT 1.08 SC 1.20 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 LA 0.92 MK 0.97 ! NL 1.05 OV 0.96 PT 1.10 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.92 LA 0.97 MK 0.95 ! NL 0.89 OV 0.97 PT 1.11 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.13 LA 0.83 MK 0.95 ! NL 1.13 OV 0.92 PT 1.02 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.09 LA 1.04 MK 0.96 ! NL 1.02 OV 0.85 PT 1.11 SC 0.96 ! ! ! Fit before self-cal, rms=0.013964Jy sigma=0.554796 ! Fit after self-cal, rms=0.014045Jy sigma=0.552967 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9409 mas, bmaj=2.619 mas, bpa=21.14 degrees ! Estimated noise=0.241329 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 = 8.81263e-05 Jy ! Component: 100 - total flux cleaned = 6.73541e-05 Jy ! Component: 150 - total flux cleaned = 6.33252e-05 Jy ! Component: 200 - total flux cleaned = 5.67336e-05 Jy ! Total flux subtracted in 200 components = 5.67336e-05 Jy ! Clean residual min=-0.000580 max=0.000495 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.00942769 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.00942769 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=0.014041Jy sigma=0.552819 ! Fit after self-cal, rms=0.014082Jy sigma=0.552245 ! 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=0.014082Jy sigma=0.552245 ! Fit after self-cal, rms=0.014304Jy sigma=0.552109 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9412 mas, bmaj=2.615 mas, bpa=20.93 degrees ! Estimated noise=0.241512 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.14761e-05 Jy ! Component: 100 - total flux cleaned = 5.3178e-05 Jy ! Component: 150 - total flux cleaned = 5.6339e-05 Jy ! Component: 200 - total flux cleaned = 5.0944e-05 Jy ! Total flux subtracted in 200 components = 5.0944e-05 Jy ! Clean residual min=-0.000609 max=0.000487 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.00947863 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 36 components and 0.00947863 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=0.014302Jy sigma=0.552013 ! Fit after self-cal, rms=0.014321Jy sigma=0.551931 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 = 4.00936e-05 Jy ! Component: 100 - total flux cleaned = 2.11809e-05 Jy ! Component: 150 - total flux cleaned = 6.66735e-07 Jy ! Component: 200 - total flux cleaned = -3.86123e-06 Jy ! Total flux subtracted in 200 components = -3.86123e-06 Jy ! Clean residual min=-0.000613 max=0.000499 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.00947477 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 0.00947477 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=0.014320Jy sigma=0.551883 ! Fit after self-cal, rms=0.014320Jy sigma=0.551867 ! 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=0.014320Jy sigma=0.551867 ! Fit after self-cal, rms=0.014450Jy sigma=0.551842 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9402 mas, bmaj=2.616 mas, bpa=20.85 degrees ! Estimated noise=0.242084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.02414e-05 Jy ! Component: 100 - total flux cleaned = 4.19666e-05 Jy ! Component: 150 - total flux cleaned = 2.89634e-05 Jy ! Component: 200 - total flux cleaned = 2.52739e-05 Jy ! Total flux subtracted in 200 components = 2.52739e-05 Jy ! Clean residual min=-0.000611 max=0.000507 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.00950005 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.00950005 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=0.014449Jy sigma=0.551805 ! Fit after self-cal, rms=0.014456Jy sigma=0.551784 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 = 3.64129e-05 Jy ! Component: 100 - total flux cleaned = 1.78574e-05 Jy ! Component: 150 - total flux cleaned = 4.4903e-06 Jy ! Component: 200 - total flux cleaned = 2.78542e-06 Jy ! Total flux subtracted in 200 components = 2.78542e-06 Jy ! Clean residual min=-0.000610 max=0.000504 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.00950283 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.00950283 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=0.014455Jy sigma=0.551763 ! Fit after self-cal, rms=0.014453Jy sigma=0.551750 ! 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=0.014453Jy sigma=0.551750 ! Fit after self-cal, rms=0.014502Jy sigma=0.551742 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.106 mas, bmaj=3.05 mas, bpa=16.74 degrees ! Estimated noise=0.296923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.27135e-05 Jy ! Component: 100 - total flux cleaned = -0.000109323 Jy ! Component: 150 - total flux cleaned = -0.000123314 Jy ! Component: 200 - total flux cleaned = -0.000132423 Jy ! Total flux subtracted in 200 components = -0.000132423 Jy ! Clean residual min=-0.000640 max=0.000515 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.00937041 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 49 components and 0.00937041 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=0.014502Jy sigma=0.551766 ! Fit after self-cal, rms=0.014507Jy sigma=0.551687 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.28683e-06 Jy ! Component: 100 - total flux cleaned = -5.20431e-06 Jy ! Component: 150 - total flux cleaned = -1.28428e-05 Jy ! Component: 200 - total flux cleaned = -1.28065e-05 Jy ! Total flux subtracted in 200 components = -1.28065e-05 Jy ! Clean residual min=-0.000629 max=0.000485 Jy/beam ! Clean residual mean=-0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.0093576 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.0093576 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=0.014507Jy sigma=0.551702 ! Fit after self-cal, rms=0.014507Jy sigma=0.551687 ! 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=0.9387 mas, bmaj=2.619 mas, bpa=20.83 degrees ! Estimated noise=0.242422 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9387 x 2.619 at 20.83 degrees (North through East) ! Clean map min=-0.00057411 max=0.0086804 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=0.7003 mas, bmaj=2.517 mas, bpa=21.29 degrees ! Estimated noise=0.461157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00669453 Jy ! Component: 100 - total flux cleaned = 0.00822586 Jy ! Component: 150 - total flux cleaned = 0.00876669 Jy ! Component: 200 - total flux cleaned = 0.00921125 Jy ! Total flux subtracted in 200 components = 0.00921125 Jy ! Clean residual min=-0.001070 max=0.001045 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.00921125 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.00921125 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9387 mas, bmaj=2.619 mas, bpa=20.83 degrees ! Estimated noise=0.242422 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 = 0.000416375 Jy ! Component: 100 - total flux cleaned = 0.00035408 Jy ! Component: 150 - total flux cleaned = 0.000329243 Jy ! Component: 200 - total flux cleaned = 0.000290935 Jy ! Total flux subtracted in 200 components = 0.000290935 Jy ! Clean residual min=-0.000614 max=0.000496 Jy/beam ! Clean residual mean=0.000000 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.00950219 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.00950219 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=2.106 mas, bmaj=3.05 mas, bpa=16.74 degrees ! Estimated noise=0.296923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000100627 Jy ! Component: 100 - total flux cleaned = -0.000122799 Jy ! Component: 150 - total flux cleaned = -0.000134566 Jy ! Component: 200 - total flux cleaned = -0.00014398 Jy ! Total flux subtracted in 200 components = -0.00014398 Jy ! Clean residual min=-0.000627 max=0.000497 Jy/beam ! Clean residual mean=-0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.00935821 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 = -7.29549e-06 Jy ! Component: 100 - total flux cleaned = -1.03387e-05 Jy ! Component: 150 - total flux cleaned = -1.50272e-05 Jy ! Component: 200 - total flux cleaned = -1.67395e-05 Jy ! Total flux subtracted in 200 components = -1.67395e-05 Jy ! Clean residual min=-0.000633 max=0.000488 Jy/beam ! Clean residual mean=-0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.00934147 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 36 components and 0.00934147 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9387 mas, bmaj=2.619 mas, bpa=20.83 degrees ! Estimated noise=0.242422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.86615e-05 Jy ! Component: 100 - total flux cleaned = 5.21686e-05 Jy ! Component: 150 - total flux cleaned = 7.43192e-05 Jy ! Component: 200 - total flux cleaned = 8.73379e-05 Jy ! Total flux subtracted in 200 components = 8.73379e-05 Jy ! Clean residual min=-0.000622 max=0.000484 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0094288 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 43 components and 0.0094288 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=0.014507Jy sigma=0.551645 ! Fit after self-cal, rms=0.014510Jy sigma=0.551599 wmodel J1712+2931_X_map.mod ! Writing 43 model components to file: J1712+2931_X_map.mod wobs J1712+2931_X_uvs.fits ! Writing UV FITS file: J1712+2931_X_uvs.fits wwins J1712+2931_X_map.win ! wwins: Wrote 1 windows to J1712+2931_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 = -0.000171816 Jy ! Component: 100 - total flux cleaned = -0.000197594 Jy ! Component: 150 - total flux cleaned = -0.000213057 Jy ! Component: 200 - total flux cleaned = -0.000213007 Jy ! Component: 250 - total flux cleaned = -0.00017762 Jy ! Component: 300 - total flux cleaned = -0.000163882 Jy ! Component: 350 - total flux cleaned = -0.000157166 Jy ! Component: 400 - total flux cleaned = -0.000144324 Jy ! Component: 450 - total flux cleaned = -0.000138171 Jy ! Component: 500 - total flux cleaned = -0.000138204 Jy ! Component: 550 - total flux cleaned = -0.000126319 Jy ! Component: 600 - total flux cleaned = -0.000103059 Jy ! Component: 650 - total flux cleaned = -8.60595e-05 Jy ! Component: 700 - total flux cleaned = -6.93192e-05 Jy ! Component: 750 - total flux cleaned = -3.67513e-05 Jy ! Component: 800 - total flux cleaned = -2.61772e-05 Jy ! Component: 850 - total flux cleaned = -1.714e-07 Jy ! Component: 900 - total flux cleaned = -5.24955e-06 Jy ! Component: 950 - total flux cleaned = 9.80081e-06 Jy ! Component: 1000 - total flux cleaned = 1.47438e-05 Jy ! Component: 1050 - total flux cleaned = 4.38245e-05 Jy ! Component: 1100 - total flux cleaned = 4.38441e-05 Jy ! Component: 1150 - total flux cleaned = 7.209e-05 Jy ! Component: 1200 - total flux cleaned = 9.52525e-05 Jy ! Component: 1250 - total flux cleaned = 0.000118014 Jy ! Component: 1300 - total flux cleaned = 0.000149435 Jy ! Component: 1350 - total flux cleaned = 0.000171574 Jy ! Component: 1400 - total flux cleaned = 0.000184706 Jy ! Component: 1450 - total flux cleaned = 0.000214997 Jy ! Component: 1500 - total flux cleaned = 0.000236392 Jy ! Component: 1550 - total flux cleaned = 0.000261737 Jy ! Component: 1600 - total flux cleaned = 0.000295163 Jy ! Component: 1650 - total flux cleaned = 0.000324001 Jy ! Component: 1700 - total flux cleaned = 0.000348438 Jy ! Component: 1750 - total flux cleaned = 0.000376695 Jy ! Component: 1800 - total flux cleaned = 0.000408703 Jy ! Component: 1850 - total flux cleaned = 0.00044431 Jy ! Component: 1900 - total flux cleaned = 0.000467812 Jy ! Component: 1950 - total flux cleaned = 0.000487177 Jy ! Component: 2000 - total flux cleaned = 0.000510248 Jy ! Component: 2050 - total flux cleaned = 0.000525475 Jy ! Component: 2100 - total flux cleaned = 0.000529205 Jy ! Component: 2150 - total flux cleaned = 0.000529193 Jy ! Component: 2200 - total flux cleaned = 0.000529167 Jy ! Component: 2250 - total flux cleaned = 0.000525473 Jy ! Component: 2300 - total flux cleaned = 0.000521836 Jy ! Component: 2350 - total flux cleaned = 0.000514553 Jy ! Component: 2400 - total flux cleaned = 0.000503686 Jy ! Component: 2450 - total flux cleaned = 0.000496461 Jy ! Component: 2500 - total flux cleaned = 0.000482141 Jy ! Component: 2550 - total flux cleaned = 0.00047149 Jy ! Component: 2600 - total flux cleaned = 0.000457332 Jy ! Component: 2650 - total flux cleaned = 0.000439715 Jy ! Component: 2700 - total flux cleaned = 0.00043621 Jy ! Component: 2750 - total flux cleaned = 0.000422231 Jy ! Component: 2800 - total flux cleaned = 0.000408312 Jy ! Component: 2850 - total flux cleaned = 0.000390999 Jy ! Component: 2900 - total flux cleaned = 0.000370337 Jy ! Component: 2950 - total flux cleaned = 0.000370333 Jy ! Component: 3000 - total flux cleaned = 0.000360084 Jy ! Component: 3050 - total flux cleaned = 0.000339678 Jy ! Component: 3100 - total flux cleaned = 0.000336311 Jy ! Component: 3150 - total flux cleaned = 0.00032953 Jy ! Component: 3200 - total flux cleaned = 0.000322797 Jy ! Component: 3250 - total flux cleaned = 0.000316082 Jy ! Component: 3300 - total flux cleaned = 0.000306063 Jy ! Component: 3350 - total flux cleaned = 0.000299412 Jy ! Component: 3400 - total flux cleaned = 0.00029277 Jy ! Component: 3450 - total flux cleaned = 0.000282843 Jy ! Component: 3500 - total flux cleaned = 0.000272939 Jy ! Component: 3550 - total flux cleaned = 0.000266377 Jy ! Component: 3600 - total flux cleaned = 0.000256553 Jy ! Component: 3650 - total flux cleaned = 0.000253288 Jy ! Component: 3700 - total flux cleaned = 0.00024026 Jy ! Component: 3750 - total flux cleaned = 0.000233765 Jy ! Component: 3800 - total flux cleaned = 0.000224053 Jy ! Component: 3850 - total flux cleaned = 0.000207893 Jy ! Component: 3900 - total flux cleaned = 0.000207884 Jy ! Component: 3950 - total flux cleaned = 0.000198232 Jy ! Component: 4000 - total flux cleaned = 0.000185378 Jy ! Component: 4050 - total flux cleaned = 0.000175756 Jy ! Total flux subtracted in 4096 components = 0.000156531 Jy ! Clean residual min=-0.000174 max=0.000178 Jy/beam ! Clean residual mean=-0.000001 rms=0.000052 Jy/beam ! Combined flux in latest and established models = 0.00958533 Jy keep ! Adding 240 model components to the UV plane model. ! The established model now contains 283 components and 0.00958533 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1712+2931_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9387 x 2.619 at 20.83 degrees (North through East) ! Clean map min=-0.00035335 max=0.0086003 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1712+2931_X_map.fits wmodel /vlbi/sb072/temp_maps//J1712+2931_X_map.mod ! Writing 283 model components to file: /vlbi/sb072/temp_maps//J1712+2931_X_map.mod wobs /vlbi/sb072/temp_maps//J1712+2931_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1712+2931_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1712+2931_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1712+2931_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00860026 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.96502e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.73193 1.73193 3.46386 6.92772 13.8554 27.7109 55.4218 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 173.217 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1712+2931_X_dfm.log closed on Sat Dec 15 22:27:36 2018