! Started logfile: /vlbi/sb072/temp_maps//J1947+0422_X_dfm.log on Tue Mar 5 23:31:43 2019 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//J1947+0422_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1947+0422_X_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1947+0422 ! ! 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 1152 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 J1947+0422_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=1.005641Jy sigma=37.899442 ! Fit after self-cal, rms=0.903132Jy sigma=33.777589 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=2.546 mas, bpa=16.51 degrees ! Estimated noise=0.745448 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 = 0.0738566 Jy ! Component: 100 - total flux cleaned = 0.0925132 Jy ! Total flux subtracted in 100 components = 0.0925132 Jy ! Clean residual min=-0.005445 max=0.014076 Jy/beam ! Clean residual mean=0.000013 rms=0.002101 Jy/beam ! Combined flux in latest and established models = 0.0925132 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0925132 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=0.031682Jy sigma=1.181901 ! Fit after self-cal, rms=0.031647Jy sigma=1.181109 ! Inverting map ! Added new window around map position (-2.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130032 Jy ! Component: 100 - total flux cleaned = 0.0202522 Jy ! Total flux subtracted in 100 components = 0.0202522 Jy ! Clean residual min=-0.004259 max=0.010016 Jy/beam ! Clean residual mean=-0.000000 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 0.112765 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.112765 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=0.024875Jy sigma=0.892145 ! Fit after self-cal, rms=0.024309Jy sigma=0.860191 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.222 mas, bmaj=2.766 mas, bpa=15.84 degrees ! Estimated noise=0.56694 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 (2.4, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00886104 Jy ! Component: 100 - total flux cleaned = 0.0136968 Jy ! Component: 150 - total flux cleaned = 0.015603 Jy ! Component: 200 - total flux cleaned = 0.0166422 Jy ! Total flux subtracted in 200 components = 0.0166422 Jy ! Clean residual min=-0.004197 max=0.003818 Jy/beam ! Clean residual mean=-0.000011 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.129408 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 32 components and 0.129408 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=0.020834Jy sigma=0.711327 ! Fit after self-cal, rms=0.020772Jy sigma=0.708860 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.222 x 2.766 at 15.84 degrees (North through East) ! Clean map min=-0.0037397 max=0.090725 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.99 KP 0.98 ! LA 0.99 NL 1.07 OV 1.07 PT 0.91 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 1.03 KP 0.98 ! LA 1.00 NL 1.06 OV 1.07 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.97 KP 0.96 ! LA 1.02 NL 0.99 OV 1.10 PT 0.95 ! SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.93 KP 0.99 ! LA 1.05 NL 1.07 OV 1.04 PT 0.89 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.04 KP 0.97 ! LA 1.00 NL 1.04 OV 1.06 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.96 KP 0.96 ! LA 1.01 NL 1.08 OV 1.07 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.02 KP 0.97 ! LA 0.97 NL 1.12 OV 1.03 PT 0.90 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 0.96 KP 0.95 ! LA 1.00 NL 1.07 OV 1.10 PT 0.94 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.020772Jy sigma=0.708860 ! Fit after self-cal, rms=0.019889Jy sigma=0.659370 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.222 mas, bmaj=2.765 mas, bpa=15.74 degrees ! Estimated noise=0.565645 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 = -0.000828491 Jy ! Component: 100 - total flux cleaned = -0.00109806 Jy ! Component: 150 - total flux cleaned = -0.0013212 Jy ! Component: 200 - total flux cleaned = -0.00143602 Jy ! Total flux subtracted in 200 components = -0.00143602 Jy ! Clean residual min=-0.002338 max=0.001689 Jy/beam ! Clean residual mean=-0.000004 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.127972 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 53 components and 0.127972 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=0.019624Jy sigma=0.649715 ! Fit after self-cal, rms=0.019627Jy sigma=0.649493 ! 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=0.019627Jy sigma=0.649493 ! Fit after self-cal, rms=0.019551Jy sigma=0.648876 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.221 mas, bmaj=2.761 mas, bpa=15.72 degrees ! Estimated noise=0.5635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000729134 Jy ! Component: 100 - total flux cleaned = -0.000826598 Jy ! Component: 150 - total flux cleaned = -0.000910588 Jy ! Component: 200 - total flux cleaned = -0.000936429 Jy ! Total flux subtracted in 200 components = -0.000936429 Jy ! Clean residual min=-0.001949 max=0.001465 Jy/beam ! Clean residual mean=-0.000003 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.127035 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 62 components and 0.127035 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=0.019457Jy sigma=0.645433 ! Fit after self-cal, rms=0.019453Jy sigma=0.645364 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 = -1.3042e-06 Jy ! Component: 100 - total flux cleaned = -2.07867e-05 Jy ! Component: 150 - total flux cleaned = -2.03539e-05 Jy ! Component: 200 - total flux cleaned = -2.02716e-05 Jy ! Total flux subtracted in 200 components = -2.02716e-05 Jy ! Clean residual min=-0.001814 max=0.001475 Jy/beam ! Clean residual mean=-0.000003 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.127015 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 71 components and 0.127015 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=0.019414Jy sigma=0.644010 ! Fit after self-cal, rms=0.019411Jy sigma=0.643951 ! 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=0.019411Jy sigma=0.643951 ! Fit after self-cal, rms=0.019392Jy sigma=0.643610 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.221 mas, bmaj=2.758 mas, bpa=15.68 degrees ! Estimated noise=0.562699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000339916 Jy ! Component: 100 - total flux cleaned = -0.000409674 Jy ! Component: 150 - total flux cleaned = -0.000410131 Jy ! Component: 200 - total flux cleaned = -0.000396156 Jy ! Total flux subtracted in 200 components = -0.000396156 Jy ! Clean residual min=-0.001744 max=0.001483 Jy/beam ! Clean residual mean=-0.000003 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.126619 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 81 components and 0.126619 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=0.019363Jy sigma=0.642534 ! Fit after self-cal, rms=0.019360Jy sigma=0.642479 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 = 4.19706e-05 Jy ! Component: 100 - total flux cleaned = 3.02798e-05 Jy ! Component: 150 - total flux cleaned = 6.46223e-06 Jy ! Component: 200 - total flux cleaned = -4.66653e-06 Jy ! Total flux subtracted in 200 components = -4.66653e-06 Jy ! Clean residual min=-0.001714 max=0.001466 Jy/beam ! Clean residual mean=-0.000003 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.126614 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 90 components and 0.126614 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=0.019344Jy sigma=0.641895 ! Fit after self-cal, rms=0.019342Jy sigma=0.641850 ! 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=0.019342Jy sigma=0.641850 ! Fit after self-cal, rms=0.019352Jy sigma=0.641698 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.455 mas, bmaj=3.513 mas, bpa=-0.09358 degrees ! Estimated noise=0.641371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.15653e-05 Jy ! Component: 100 - total flux cleaned = 0.000106451 Jy ! Component: 150 - total flux cleaned = 0.000106442 Jy ! Component: 200 - total flux cleaned = 9.47056e-05 Jy ! Total flux subtracted in 200 components = 9.47056e-05 Jy ! Clean residual min=-0.001846 max=0.001352 Jy/beam ! Clean residual mean=-0.000005 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.126709 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 100 components and 0.126709 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=0.019340Jy sigma=0.641280 ! Fit after self-cal, rms=0.019339Jy sigma=0.641231 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 = 3.06053e-05 Jy ! Component: 100 - total flux cleaned = 4.10403e-05 Jy ! Component: 150 - total flux cleaned = 2.13888e-05 Jy ! Component: 200 - total flux cleaned = 1.21641e-05 Jy ! Total flux subtracted in 200 components = 1.21641e-05 Jy ! Clean residual min=-0.001802 max=0.001356 Jy/beam ! Clean residual mean=-0.000005 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.126721 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 111 components and 0.126721 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=0.019333Jy sigma=0.641050 ! Fit after self-cal, rms=0.019332Jy sigma=0.641026 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.22 mas, bmaj=2.756 mas, bpa=15.66 degrees ! Estimated noise=0.562376 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.22 x 2.756 at 15.66 degrees (North through East) ! Clean map min=-0.0037543 max=0.090389 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=1.007 mas, bmaj=2.532 mas, bpa=16.14 degrees ! Estimated noise=0.740019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0732411 Jy ! Component: 100 - total flux cleaned = 0.0931351 Jy ! Component: 150 - total flux cleaned = 0.104903 Jy ! Component: 200 - total flux cleaned = 0.112601 Jy ! Total flux subtracted in 200 components = 0.112601 Jy ! Clean residual min=-0.003142 max=0.004247 Jy/beam ! Clean residual mean=0.000003 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.112601 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 0.112601 Jy ! Inverting map and beam ! Estimated beam: bmin=1.22 mas, bmaj=2.756 mas, bpa=15.66 degrees ! Estimated noise=0.562376 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 = 0.00671106 Jy ! Component: 100 - total flux cleaned = 0.00974256 Jy ! Component: 150 - total flux cleaned = 0.0107162 Jy ! Component: 200 - total flux cleaned = 0.0114807 Jy ! Total flux subtracted in 200 components = 0.0114807 Jy ! Clean residual min=-0.002198 max=0.001723 Jy/beam ! Clean residual mean=-0.000003 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.124081 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 40 components and 0.124081 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=2.455 mas, bmaj=3.513 mas, bpa=-0.09358 degrees ! Estimated noise=0.641371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000910906 Jy ! Component: 100 - total flux cleaned = 0.00125257 Jy ! Component: 150 - total flux cleaned = 0.00153794 Jy ! Component: 200 - total flux cleaned = 0.00178862 Jy ! Total flux subtracted in 200 components = 0.00178862 Jy ! Clean residual min=-0.002157 max=0.001433 Jy/beam ! Clean residual mean=-0.000006 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.12587 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100363 Jy ! Component: 100 - total flux cleaned = 0.000184678 Jy ! Component: 150 - total flux cleaned = 0.000299437 Jy ! Component: 200 - total flux cleaned = 0.000368072 Jy ! Total flux subtracted in 200 components = 0.000368072 Jy ! Clean residual min=-0.002039 max=0.001433 Jy/beam ! Clean residual mean=-0.000006 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.126238 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 75 components and 0.126238 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.22 mas, bmaj=2.756 mas, bpa=15.66 degrees ! Estimated noise=0.562376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00010035 Jy ! Component: 100 - total flux cleaned = 0.00012975 Jy ! Component: 150 - total flux cleaned = 6.42649e-05 Jy ! Component: 200 - total flux cleaned = 2.41868e-05 Jy ! Total flux subtracted in 200 components = 2.41868e-05 Jy ! Clean residual min=-0.001747 max=0.001554 Jy/beam ! Clean residual mean=-0.000003 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.126262 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 98 components and 0.126262 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=0.019403Jy sigma=0.642685 ! Fit after self-cal, rms=0.019397Jy sigma=0.642551 wmodel J1947+0422_X_map.mod ! Writing 98 model components to file: J1947+0422_X_map.mod wobs J1947+0422_X_uvs.fits ! Writing UV FITS file: J1947+0422_X_uvs.fits wwins J1947+0422_X_map.win ! wwins: Wrote 3 windows to J1947+0422_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 = -0.00059176 Jy ! Component: 100 - total flux cleaned = -0.000832904 Jy ! Component: 150 - total flux cleaned = -0.000976857 Jy ! Component: 200 - total flux cleaned = -0.00110932 Jy ! Component: 250 - total flux cleaned = -0.00121313 Jy ! Component: 300 - total flux cleaned = -0.00123345 Jy ! Component: 350 - total flux cleaned = -0.00130968 Jy ! Component: 400 - total flux cleaned = -0.00136444 Jy ! Component: 450 - total flux cleaned = -0.00138217 Jy ! Component: 500 - total flux cleaned = -0.00144872 Jy ! Component: 550 - total flux cleaned = -0.00151274 Jy ! Component: 600 - total flux cleaned = -0.00160506 Jy ! Component: 650 - total flux cleaned = -0.00164942 Jy ! Component: 700 - total flux cleaned = -0.00172105 Jy ! Component: 750 - total flux cleaned = -0.00180456 Jy ! Component: 800 - total flux cleaned = -0.00187173 Jy ! Component: 850 - total flux cleaned = -0.0019503 Jy ! Component: 900 - total flux cleaned = -0.00203979 Jy ! Component: 950 - total flux cleaned = -0.00208958 Jy ! Component: 1000 - total flux cleaned = -0.00219865 Jy ! Component: 1050 - total flux cleaned = -0.00228128 Jy ! Component: 1100 - total flux cleaned = -0.00230451 Jy ! Component: 1150 - total flux cleaned = -0.00237274 Jy ! Component: 1200 - total flux cleaned = -0.00242862 Jy ! Component: 1250 - total flux cleaned = -0.00249404 Jy ! Component: 1300 - total flux cleaned = -0.00251523 Jy ! Component: 1350 - total flux cleaned = -0.00255689 Jy ! Component: 1400 - total flux cleaned = -0.00253647 Jy ! Component: 1450 - total flux cleaned = -0.00258696 Jy ! Component: 1500 - total flux cleaned = -0.00258701 Jy ! Component: 1550 - total flux cleaned = -0.00261656 Jy ! Component: 1600 - total flux cleaned = -0.00265524 Jy ! Component: 1650 - total flux cleaned = -0.00272143 Jy ! Component: 1700 - total flux cleaned = -0.0027679 Jy ! Component: 1750 - total flux cleaned = -0.00279558 Jy ! Component: 1800 - total flux cleaned = -0.00284076 Jy ! Component: 1850 - total flux cleaned = -0.00286766 Jy ! Component: 1900 - total flux cleaned = -0.00289395 Jy ! Component: 1950 - total flux cleaned = -0.00289393 Jy ! Component: 2000 - total flux cleaned = -0.00293666 Jy ! Component: 2050 - total flux cleaned = -0.0029535 Jy ! Component: 2100 - total flux cleaned = -0.00297855 Jy ! Component: 2150 - total flux cleaned = -0.00301149 Jy ! Component: 2200 - total flux cleaned = -0.00301966 Jy ! Component: 2250 - total flux cleaned = -0.00306787 Jy ! Component: 2300 - total flux cleaned = -0.00310745 Jy ! Component: 2350 - total flux cleaned = -0.00309171 Jy ! Component: 2400 - total flux cleaned = -0.00313049 Jy ! Component: 2450 - total flux cleaned = -0.00312277 Jy ! Component: 2500 - total flux cleaned = -0.00313038 Jy ! Component: 2550 - total flux cleaned = -0.00313035 Jy ! Component: 2600 - total flux cleaned = -0.00315275 Jy ! Component: 2650 - total flux cleaned = -0.00316755 Jy ! Component: 2700 - total flux cleaned = -0.00318941 Jy ! Component: 2750 - total flux cleaned = -0.00318941 Jy ! Component: 2800 - total flux cleaned = -0.00318232 Jy ! Component: 2850 - total flux cleaned = -0.00321779 Jy ! Component: 2900 - total flux cleaned = -0.00323186 Jy ! Component: 2950 - total flux cleaned = -0.00325268 Jy ! Component: 3000 - total flux cleaned = -0.00324579 Jy ! Component: 3050 - total flux cleaned = -0.00326645 Jy ! Component: 3100 - total flux cleaned = -0.00330043 Jy ! Component: 3150 - total flux cleaned = -0.00329366 Jy ! Component: 3200 - total flux cleaned = -0.00330036 Jy ! Component: 3250 - total flux cleaned = -0.00331362 Jy ! Component: 3300 - total flux cleaned = -0.00330707 Jy ! Component: 3350 - total flux cleaned = -0.00333988 Jy ! Component: 3400 - total flux cleaned = -0.00334633 Jy ! Component: 3450 - total flux cleaned = -0.00335273 Jy ! Component: 3500 - total flux cleaned = -0.00333991 Jy ! Component: 3550 - total flux cleaned = -0.00335907 Jy ! Component: 3600 - total flux cleaned = -0.00335266 Jy ! Component: 3650 - total flux cleaned = -0.00335263 Jy ! Component: 3700 - total flux cleaned = -0.00334635 Jy ! Component: 3750 - total flux cleaned = -0.00336516 Jy ! Component: 3800 - total flux cleaned = -0.00335894 Jy ! Component: 3850 - total flux cleaned = -0.00336518 Jy ! Component: 3900 - total flux cleaned = -0.00337752 Jy ! Component: 3950 - total flux cleaned = -0.00336516 Jy ! Component: 4000 - total flux cleaned = -0.00336516 Jy ! Component: 4050 - total flux cleaned = -0.00337129 Jy ! Total flux subtracted in 4096 components = -0.0033652 Jy ! Clean residual min=-0.000503 max=0.000381 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.122897 Jy keep ! Adding 247 model components to the UV plane model. ! The established model now contains 345 components and 0.122897 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1947+0422_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.22 x 2.756 at 15.66 degrees (North through East) ! Clean map min=-0.0040439 max=0.08988 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1947+0422_X_map.fits wmodel /vlbi/sb072/temp_maps//J1947+0422_X_map.mod ! Writing 345 model components to file: /vlbi/sb072/temp_maps//J1947+0422_X_map.mod wobs /vlbi/sb072/temp_maps//J1947+0422_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1947+0422_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1947+0422_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1947+0422_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0898801 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000107905 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.360164 0.360164 0.720327 1.44065 2.88131 5.76262 11.5252 23.0505 46.1009 92.2019 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.089 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 832.954 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1947+0422_X_dfm.log closed on Tue Mar 5 23:31:47 2019