! Started logfile: /vlbi/sb072/temp_maps//J1741+2554_X_dfm.log on Sat Dec 15 22:29:17 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//J1741+2554_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1741+2554_X_uva.fits ! AN table 1: 19 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1741+2554 ! ! 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 5472 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 J1741+2554_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=1.001075Jy sigma=45.628435 ! Fit after self-cal, rms=0.968283Jy sigma=44.155898 ! 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=0.7276 mas, bmaj=2.39 mas, bpa=-12.05 degrees ! Estimated noise=0.473007 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 = 0.0242187 Jy ! Component: 100 - total flux cleaned = 0.0295082 Jy ! Total flux subtracted in 100 components = 0.0295082 Jy ! Clean residual min=-0.001459 max=0.001842 Jy/beam ! Clean residual mean=-0.000000 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0295082 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0295082 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=0.015930Jy sigma=0.710301 ! Fit after self-cal, rms=0.014298Jy sigma=0.634309 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202142 Jy ! Component: 100 - total flux cleaned = 0.00282175 Jy ! Total flux subtracted in 100 components = 0.00282175 Jy ! Clean residual min=-0.001568 max=0.001449 Jy/beam ! Clean residual mean=-0.000001 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.03233 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.03233 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=0.013942Jy sigma=0.619481 ! Fit after self-cal, rms=0.013936Jy sigma=0.619203 ! 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=0.9672 mas, bmaj=2.593 mas, bpa=-10.92 degrees ! Estimated noise=0.212275 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 (1.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121071 Jy ! Component: 100 - total flux cleaned = 0.00152531 Jy ! Component: 150 - total flux cleaned = 0.00175433 Jy ! Component: 200 - total flux cleaned = 0.00183234 Jy ! Total flux subtracted in 200 components = 0.00183234 Jy ! Clean residual min=-0.000775 max=0.001221 Jy/beam ! Clean residual mean=-0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0341623 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.0341623 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=0.013736Jy sigma=0.610011 ! Fit after self-cal, rms=0.013720Jy sigma=0.609273 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9672 x 2.593 at -10.92 degrees (North through East) ! Clean map min=-0.00095816 max=0.032175 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 KP 0.97 LA 1.01 ! MK 0.97 NL 1.09 OV 0.94 PT 0.99 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 KP 0.98 LA 1.02 ! MK 0.96 NL 1.06 OV 1.00 PT 0.98 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 KP 0.98 LA 0.98 ! MK 1.03 NL 1.05 OV 0.97 PT 0.98 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 KP 0.96 LA 1.06 ! MK 1.03 NL 1.04 OV 1.03 PT 0.97 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 KP 0.94 LA 1.06 ! MK 0.97 NL 1.06 OV 1.01 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 KP 0.99 LA 0.99 ! MK 1.04 NL 1.03 OV 0.97 PT 0.98 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.06 KP 0.97 LA 1.01 ! MK 1.01 NL 1.05 OV 0.96 PT 1.01 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 0.98 LA 0.96 ! MK 0.99 NL 1.07 OV 0.97 PT 0.99 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.013720Jy sigma=0.609273 ! Fit after self-cal, rms=0.013474Jy sigma=0.604271 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9703 mas, bmaj=2.581 mas, bpa=-10.73 degrees ! Estimated noise=0.210842 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 (7, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000944959 Jy ! Component: 100 - total flux cleaned = 0.00142603 Jy ! Component: 150 - total flux cleaned = 0.00162838 Jy ! Component: 200 - total flux cleaned = 0.00180195 Jy ! Total flux subtracted in 200 components = 0.00180195 Jy ! Clean residual min=-0.000508 max=0.000528 Jy/beam ! Clean residual mean=0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0359642 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 62 components and 0.0359643 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=0.013406Jy sigma=0.600909 ! Fit after self-cal, rms=0.013400Jy sigma=0.600712 ! 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=0.013400Jy sigma=0.600712 ! Fit after self-cal, rms=0.013400Jy sigma=0.600630 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9701 mas, bmaj=2.58 mas, bpa=-10.75 degrees ! Estimated noise=0.210818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000309912 Jy ! Component: 100 - total flux cleaned = 0.000420239 Jy ! Component: 150 - total flux cleaned = 0.000497973 Jy ! Component: 200 - total flux cleaned = 0.000554795 Jy ! Total flux subtracted in 200 components = 0.000554795 Jy ! Clean residual min=-0.000477 max=0.000428 Jy/beam ! Clean residual mean=0.000001 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0365191 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 83 components and 0.0365191 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=0.013390Jy sigma=0.600164 ! Fit after self-cal, rms=0.013389Jy sigma=0.600136 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 = 0.000137225 Jy ! Component: 100 - total flux cleaned = 0.000175625 Jy ! Component: 150 - total flux cleaned = 0.000205897 Jy ! Component: 200 - total flux cleaned = 0.00023379 Jy ! Total flux subtracted in 200 components = 0.00023379 Jy ! Clean residual min=-0.000468 max=0.000417 Jy/beam ! Clean residual mean=0.000001 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0367528 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 93 components and 0.0367529 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=0.013385Jy sigma=0.599963 ! Fit after self-cal, rms=0.013385Jy sigma=0.599956 ! 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=0.013385Jy sigma=0.599956 ! Fit after self-cal, rms=0.013381Jy sigma=0.599931 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9704 mas, bmaj=2.58 mas, bpa=-10.73 degrees ! Estimated noise=0.210819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.72069e-05 Jy ! Component: 100 - total flux cleaned = 7.41571e-05 Jy ! Component: 150 - total flux cleaned = 9.08083e-05 Jy ! Component: 200 - total flux cleaned = 9.87093e-05 Jy ! Total flux subtracted in 200 components = 9.87093e-05 Jy ! Clean residual min=-0.000463 max=0.000405 Jy/beam ! Clean residual mean=0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0368516 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 113 components and 0.0368516 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=0.013378Jy sigma=0.599816 ! Fit after self-cal, rms=0.013378Jy sigma=0.599812 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 = 3.42391e-05 Jy ! Component: 100 - total flux cleaned = 3.04981e-05 Jy ! Component: 150 - total flux cleaned = 3.06017e-05 Jy ! Component: 200 - total flux cleaned = 2.71796e-05 Jy ! Total flux subtracted in 200 components = 2.71796e-05 Jy ! Clean residual min=-0.000463 max=0.000402 Jy/beam ! Clean residual mean=0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0368788 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 116 components and 0.0368788 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=0.013376Jy sigma=0.599733 ! Fit after self-cal, rms=0.013376Jy sigma=0.599732 ! 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=0.013376Jy sigma=0.599732 ! Fit after self-cal, rms=0.013371Jy sigma=0.599725 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.275 mas, bmaj=3.33 mas, bpa=5.308 degrees ! Estimated noise=0.25442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119809 Jy ! Component: 100 - total flux cleaned = 0.000167196 Jy ! Component: 150 - total flux cleaned = 0.000167468 Jy ! Component: 200 - total flux cleaned = 0.000153758 Jy ! Total flux subtracted in 200 components = 0.000153758 Jy ! Clean residual min=-0.000400 max=0.000380 Jy/beam ! Clean residual mean=0.000001 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0370325 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 130 components and 0.0370325 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=0.013370Jy sigma=0.599692 ! Fit after self-cal, rms=0.013370Jy sigma=0.599684 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 = 5.90443e-05 Jy ! Component: 100 - total flux cleaned = 5.27459e-05 Jy ! Component: 150 - total flux cleaned = 4.07814e-05 Jy ! Component: 200 - total flux cleaned = 3.51524e-05 Jy ! Total flux subtracted in 200 components = 3.51524e-05 Jy ! Clean residual min=-0.000388 max=0.000368 Jy/beam ! Clean residual mean=0.000001 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0370677 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 136 components and 0.0370677 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=0.013370Jy sigma=0.599670 ! Fit after self-cal, rms=0.013370Jy sigma=0.599667 ! 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=0.9707 mas, bmaj=2.58 mas, bpa=-10.71 degrees ! Estimated noise=0.210757 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9707 x 2.58 at -10.71 degrees (North through East) ! Clean map min=-0.00069495 max=0.03183 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=0.729 mas, bmaj=2.38 mas, bpa=-11.87 degrees ! Estimated noise=0.473237 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0249988 Jy ! Component: 100 - total flux cleaned = 0.030502 Jy ! Component: 150 - total flux cleaned = 0.0320264 Jy ! Component: 200 - total flux cleaned = 0.0329188 Jy ! Total flux subtracted in 200 components = 0.0329188 Jy ! Clean residual min=-0.001028 max=0.001226 Jy/beam ! Clean residual mean=-0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0329188 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0329188 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9707 mas, bmaj=2.58 mas, bpa=-10.71 degrees ! Estimated noise=0.210757 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 = 0.00123519 Jy ! Component: 100 - total flux cleaned = 0.00201977 Jy ! Component: 150 - total flux cleaned = 0.00239207 Jy ! Component: 200 - total flux cleaned = 0.00270734 Jy ! Total flux subtracted in 200 components = 0.00270734 Jy ! Clean residual min=-0.000642 max=0.000497 Jy/beam ! Clean residual mean=0.000000 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0356261 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 51 components and 0.0356261 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=2.275 mas, bmaj=3.33 mas, bpa=5.308 degrees ! Estimated noise=0.25442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000601528 Jy ! Component: 100 - total flux cleaned = 0.000894444 Jy ! Component: 150 - total flux cleaned = 0.00101379 Jy ! Component: 200 - total flux cleaned = 0.00110192 Jy ! Total flux subtracted in 200 components = 0.00110192 Jy ! Clean residual min=-0.000458 max=0.000399 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.036728 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 = 7.43667e-05 Jy ! Component: 100 - total flux cleaned = 0.000129931 Jy ! Component: 150 - total flux cleaned = 0.000177218 Jy ! Component: 200 - total flux cleaned = 0.000194883 Jy ! Total flux subtracted in 200 components = 0.000194883 Jy ! Clean residual min=-0.000413 max=0.000368 Jy/beam ! Clean residual mean=0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0369229 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 94 components and 0.0369229 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9707 mas, bmaj=2.58 mas, bpa=-10.71 degrees ! Estimated noise=0.210757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.69978e-05 Jy ! Component: 100 - total flux cleaned = 1.79768e-05 Jy ! Component: 150 - total flux cleaned = 5.30564e-06 Jy ! Component: 200 - total flux cleaned = -1.2704e-05 Jy ! Total flux subtracted in 200 components = -1.2704e-05 Jy ! Clean residual min=-0.000457 max=0.000396 Jy/beam ! Clean residual mean=0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0369102 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 118 components and 0.0369102 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=0.013376Jy sigma=0.599969 ! Fit after self-cal, rms=0.013375Jy sigma=0.599929 wmodel J1741+2554_X_map.mod ! Writing 118 model components to file: J1741+2554_X_map.mod wobs J1741+2554_X_uvs.fits ! Writing UV FITS file: J1741+2554_X_uvs.fits wwins J1741+2554_X_map.win ! wwins: Wrote 3 windows to J1741+2554_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 = -0.000200533 Jy ! Component: 100 - total flux cleaned = -0.000252286 Jy ! Component: 150 - total flux cleaned = -0.000306339 Jy ! Component: 200 - total flux cleaned = -0.000319077 Jy ! Component: 250 - total flux cleaned = -0.000325147 Jy ! Component: 300 - total flux cleaned = -0.000336657 Jy ! Component: 350 - total flux cleaned = -0.000359291 Jy ! Component: 400 - total flux cleaned = -0.000370198 Jy ! Component: 450 - total flux cleaned = -0.000380869 Jy ! Component: 500 - total flux cleaned = -0.000391482 Jy ! Component: 550 - total flux cleaned = -0.000396702 Jy ! Component: 600 - total flux cleaned = -0.000401706 Jy ! Component: 650 - total flux cleaned = -0.000426199 Jy ! Component: 700 - total flux cleaned = -0.000459669 Jy ! Component: 750 - total flux cleaned = -0.000487673 Jy ! Component: 800 - total flux cleaned = -0.000510516 Jy ! Component: 850 - total flux cleaned = -0.000523998 Jy ! Component: 900 - total flux cleaned = -0.000550421 Jy ! Component: 950 - total flux cleaned = -0.00055906 Jy ! Component: 1000 - total flux cleaned = -0.000584662 Jy ! Component: 1050 - total flux cleaned = -0.000605657 Jy ! Component: 1100 - total flux cleaned = -0.000618076 Jy ! Component: 1150 - total flux cleaned = -0.000646628 Jy ! Component: 1200 - total flux cleaned = -0.000674638 Jy ! Component: 1250 - total flux cleaned = -0.000698344 Jy ! Component: 1300 - total flux cleaned = -0.000725661 Jy ! Component: 1350 - total flux cleaned = -0.000756388 Jy ! Component: 1400 - total flux cleaned = -0.000771541 Jy ! Component: 1450 - total flux cleaned = -0.0007866 Jy ! Component: 1500 - total flux cleaned = -0.000812611 Jy ! Component: 1550 - total flux cleaned = -0.00082725 Jy ! Component: 1600 - total flux cleaned = -0.000838129 Jy ! Component: 1650 - total flux cleaned = -0.000859689 Jy ! Component: 1700 - total flux cleaned = -0.000866765 Jy ! Component: 1750 - total flux cleaned = -0.000891404 Jy ! Component: 1800 - total flux cleaned = -0.000894878 Jy ! Component: 1850 - total flux cleaned = -0.000915624 Jy ! Component: 1900 - total flux cleaned = -0.000929276 Jy ! Component: 1950 - total flux cleaned = -0.000936022 Jy ! Component: 2000 - total flux cleaned = -0.000942768 Jy ! Component: 2050 - total flux cleaned = -0.000956072 Jy ! Component: 2100 - total flux cleaned = -0.000962696 Jy ! Component: 2150 - total flux cleaned = -0.000982281 Jy ! Component: 2200 - total flux cleaned = -0.000998437 Jy ! Component: 2250 - total flux cleaned = -0.00102413 Jy ! Component: 2300 - total flux cleaned = -0.00103683 Jy ! Component: 2350 - total flux cleaned = -0.00104317 Jy ! Component: 2400 - total flux cleaned = -0.00106825 Jy ! Component: 2450 - total flux cleaned = -0.00108067 Jy ! Component: 2500 - total flux cleaned = -0.00109924 Jy ! Component: 2550 - total flux cleaned = -0.00111153 Jy ! Component: 2600 - total flux cleaned = -0.0011268 Jy ! Component: 2650 - total flux cleaned = -0.00115104 Jy ! Component: 2700 - total flux cleaned = -0.00116611 Jy ! Component: 2750 - total flux cleaned = -0.00117809 Jy ! Component: 2800 - total flux cleaned = -0.00117512 Jy ! Component: 2850 - total flux cleaned = -0.00120174 Jy ! Component: 2900 - total flux cleaned = -0.00120469 Jy ! Component: 2950 - total flux cleaned = -0.00122812 Jy ! Component: 3000 - total flux cleaned = -0.00123977 Jy ! Component: 3050 - total flux cleaned = -0.00126004 Jy ! Component: 3100 - total flux cleaned = -0.00126576 Jy ! Component: 3150 - total flux cleaned = -0.00128581 Jy ! Component: 3200 - total flux cleaned = -0.0012858 Jy ! Component: 3250 - total flux cleaned = -0.00129718 Jy ! Component: 3300 - total flux cleaned = -0.00130847 Jy ! Component: 3350 - total flux cleaned = -0.00133097 Jy ! Component: 3400 - total flux cleaned = -0.00133655 Jy ! Component: 3450 - total flux cleaned = -0.00134768 Jy ! Component: 3500 - total flux cleaned = -0.00136153 Jy ! Component: 3550 - total flux cleaned = -0.00137808 Jy ! Component: 3600 - total flux cleaned = -0.00138356 Jy ! Component: 3650 - total flux cleaned = -0.00140818 Jy ! Component: 3700 - total flux cleaned = -0.00141363 Jy ! Component: 3750 - total flux cleaned = -0.00142724 Jy ! Component: 3800 - total flux cleaned = -0.00144077 Jy ! Component: 3850 - total flux cleaned = -0.00146502 Jy ! Component: 3900 - total flux cleaned = -0.00147307 Jy ! Component: 3950 - total flux cleaned = -0.0014918 Jy ! Component: 4000 - total flux cleaned = -0.00150779 Jy ! Component: 4050 - total flux cleaned = -0.00152107 Jy ! Total flux subtracted in 4096 components = -0.0015555 Jy ! Clean residual min=-0.000174 max=0.000146 Jy/beam ! Clean residual mean=-0.000000 rms=0.000044 Jy/beam ! Combined flux in latest and established models = 0.0353547 Jy keep ! Adding 243 model components to the UV plane model. ! The established model now contains 361 components and 0.0353547 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1741+2554_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9707 x 2.58 at -10.71 degrees (North through East) ! Clean map min=-0.0005661 max=0.031652 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1741+2554_X_map.fits wmodel /vlbi/sb072/temp_maps//J1741+2554_X_map.mod ! Writing 361 model components to file: /vlbi/sb072/temp_maps//J1741+2554_X_map.mod wobs /vlbi/sb072/temp_maps//J1741+2554_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1741+2554_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1741+2554_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1741+2554_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0316521 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.2874e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.406362 0.406362 0.812724 1.62545 3.25089 6.50179 13.0036 26.0072 52.0143 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 738.258 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1741+2554_X_dfm.log closed on Sat Dec 15 22:29:22 2018