! Started logfile: /vlbi/sb072/temp_maps//J1946+6031_X_dfm.log on Fri Jan 25 19:47:09 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//J1946+6031_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1946+6031_X_uva.fits ! AN table 1: 4 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1946+6031 ! ! 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 672 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 J1946+6031_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.998982Jy sigma=32.530747 ! Fit after self-cal, rms=0.972684Jy sigma=31.704499 ! 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=0.6214 mas, bmaj=4.952 mas, bpa=-34.78 degrees ! Estimated noise=1.38017 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 = 0.0212863 Jy ! Component: 100 - total flux cleaned = 0.025824 Jy ! Total flux subtracted in 100 components = 0.025824 Jy ! Clean residual min=-0.002991 max=0.003716 Jy/beam ! Clean residual mean=0.000001 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 0.025824 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.025824 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=0.025918Jy sigma=0.631495 ! Fit after self-cal, rms=0.024724Jy sigma=0.594919 ! 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=0.72 mas, bmaj=4.541 mas, bpa=-34.72 degrees ! Estimated noise=1.03753 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 = 0.00139475 Jy ! Component: 100 - total flux cleaned = 0.000930846 Jy ! Component: 150 - total flux cleaned = 0.000426491 Jy ! Component: 200 - total flux cleaned = -5.54297e-05 Jy ! Total flux subtracted in 200 components = -5.54297e-05 Jy ! Clean residual min=-0.002380 max=0.002379 Jy/beam ! Clean residual mean=0.000000 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.0257685 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 30 components and 0.0257685 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=0.024421Jy sigma=0.585134 ! Fit after self-cal, rms=0.024395Jy sigma=0.584838 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.72 x 4.541 at -34.72 degrees (North through East) ! Clean map min=-0.0022032 max=0.028511 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.00* MK 0.88 NL 1.01 ! OV 0.91 PT 0.97 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.00* MK 0.99 NL 1.04 ! OV 1.11 PT 0.91 SC 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.88 HN 1.00* MK 0.92 NL 0.93 ! OV 1.24 PT 1.59 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 1.00* MK 0.95 NL 1.00 ! OV 1.13 PT 0.84 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.00* MK 0.92 NL 0.99 ! OV 1.16 PT 0.79 SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.21 HN 1.00* MK 1.07 NL 0.95 ! OV 0.95 PT 0.71 SC 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 HN 1.00* MK 1.17 NL 0.89 ! OV 1.14 PT 0.97 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.00* MK 1.32 NL 0.96 ! OV 1.05 PT 0.88 SC 0.90 ! ! ! Fit before self-cal, rms=0.024395Jy sigma=0.584838 ! Fit after self-cal, rms=0.024473Jy sigma=0.566534 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7207 mas, bmaj=4.528 mas, bpa=-34.78 degrees ! Estimated noise=1.01867 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 = -0.000488076 Jy ! Component: 100 - total flux cleaned = -0.000818185 Jy ! Component: 150 - total flux cleaned = -0.00112209 Jy ! Component: 200 - total flux cleaned = -0.00135987 Jy ! Total flux subtracted in 200 components = -0.00135987 Jy ! Clean residual min=-0.002088 max=0.001582 Jy/beam ! Clean residual mean=-0.000000 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.0244087 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 47 components and 0.0244087 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=0.024446Jy sigma=0.565556 ! Fit after self-cal, rms=0.024481Jy sigma=0.564638 ! 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=0.024481Jy sigma=0.564638 ! Fit after self-cal, rms=0.024676Jy sigma=0.564510 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7187 mas, bmaj=4.537 mas, bpa=-34.78 degrees ! Estimated noise=1.01841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000201703 Jy ! Component: 100 - total flux cleaned = -0.000391941 Jy ! Component: 150 - total flux cleaned = -0.000511457 Jy ! Component: 200 - total flux cleaned = -0.000642151 Jy ! Total flux subtracted in 200 components = -0.000642151 Jy ! Clean residual min=-0.002052 max=0.001468 Jy/beam ! Clean residual mean=-0.000000 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0237665 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 56 components and 0.0237665 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=0.024660Jy sigma=0.564016 ! Fit after self-cal, rms=0.024662Jy sigma=0.563972 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 = -7.40903e-05 Jy ! Component: 100 - total flux cleaned = -0.000169253 Jy ! Component: 150 - total flux cleaned = -0.000248822 Jy ! Component: 200 - total flux cleaned = -0.000315082 Jy ! Total flux subtracted in 200 components = -0.000315082 Jy ! Clean residual min=-0.002028 max=0.001435 Jy/beam ! Clean residual mean=-0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0234514 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 0.0234514 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.024652Jy sigma=0.563704 ! Fit after self-cal, rms=0.024651Jy sigma=0.563674 ! 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=0.024651Jy sigma=0.563674 ! Fit after self-cal, rms=0.024526Jy sigma=0.563601 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7166 mas, bmaj=4.546 mas, bpa=-34.77 degrees ! Estimated noise=1.0142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.4794e-05 Jy ! Component: 100 - total flux cleaned = -0.000138613 Jy ! Component: 150 - total flux cleaned = -0.000176373 Jy ! Component: 200 - total flux cleaned = -0.000212409 Jy ! Total flux subtracted in 200 components = -0.000212409 Jy ! Clean residual min=-0.002019 max=0.001414 Jy/beam ! Clean residual mean=-0.000000 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.023239 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 75 components and 0.023239 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=0.024514Jy sigma=0.563358 ! Fit after self-cal, rms=0.024514Jy sigma=0.563328 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 = 5.71765e-05 Jy ! Component: 100 - total flux cleaned = 7.58399e-05 Jy ! Component: 150 - total flux cleaned = 3.31597e-05 Jy ! Component: 200 - total flux cleaned = 8.6236e-06 Jy ! Total flux subtracted in 200 components = 8.6236e-06 Jy ! Clean residual min=-0.002000 max=0.001404 Jy/beam ! Clean residual mean=-0.000000 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.0232476 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 80 components and 0.0232476 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=0.024505Jy sigma=0.563155 ! Fit after self-cal, rms=0.024506Jy sigma=0.563124 ! 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=0.024506Jy sigma=0.563124 ! Fit after self-cal, rms=0.024389Jy sigma=0.563080 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=3.88 mas, bpa=-39.83 degrees ! Estimated noise=1.49493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.2314e-06 Jy ! Component: 100 - total flux cleaned = 4.03591e-05 Jy ! Component: 150 - total flux cleaned = 7.92349e-05 Jy ! Component: 200 - total flux cleaned = 0.000106675 Jy ! Total flux subtracted in 200 components = 0.000106675 Jy ! Clean residual min=-0.001689 max=0.001516 Jy/beam ! Clean residual mean=-0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0233543 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 98 components and 0.0233543 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=0.024382Jy sigma=0.563129 ! Fit after self-cal, rms=0.024387Jy sigma=0.563095 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 = -2.53966e-06 Jy ! Component: 100 - total flux cleaned = 2.32246e-05 Jy ! Component: 150 - total flux cleaned = 3.92519e-05 Jy ! Component: 200 - total flux cleaned = 4.65525e-05 Jy ! Total flux subtracted in 200 components = 4.65525e-05 Jy ! Clean residual min=-0.001644 max=0.001505 Jy/beam ! Clean residual mean=-0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.0234009 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 107 components and 0.0234009 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=0.024384Jy sigma=0.563231 ! Fit after self-cal, rms=0.024387Jy sigma=0.563213 ! 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=0.7148 mas, bmaj=4.554 mas, bpa=-34.76 degrees ! Estimated noise=1.01014 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7148 x 4.554 at -34.76 degrees (North through East) ! Clean map min=-0.0022706 max=0.028179 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=0.6156 mas, bmaj=4.968 mas, bpa=-34.77 degrees ! Estimated noise=1.32115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211053 Jy ! Component: 100 - total flux cleaned = 0.0249284 Jy ! Component: 150 - total flux cleaned = 0.0246497 Jy ! Component: 200 - total flux cleaned = 0.0243332 Jy ! Total flux subtracted in 200 components = 0.0243332 Jy ! Clean residual min=-0.002615 max=0.002491 Jy/beam ! Clean residual mean=0.000000 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.0243332 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0243332 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7148 mas, bmaj=4.554 mas, bpa=-34.76 degrees ! Estimated noise=1.01014 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 = 0.000588288 Jy ! Component: 100 - total flux cleaned = 0.000206582 Jy ! Component: 150 - total flux cleaned = -0.000305975 Jy ! Component: 200 - total flux cleaned = -0.000555377 Jy ! Total flux subtracted in 200 components = -0.000555377 Jy ! Clean residual min=-0.002202 max=0.001587 Jy/beam ! Clean residual mean=-0.000000 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0237779 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 36 components and 0.0237779 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=1.63 mas, bmaj=3.88 mas, bpa=-39.83 degrees ! Estimated noise=1.49493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190197 Jy ! Component: 100 - total flux cleaned = -0.000271207 Jy ! Component: 150 - total flux cleaned = -0.000305563 Jy ! Component: 200 - total flux cleaned = -0.00032067 Jy ! Total flux subtracted in 200 components = -0.00032067 Jy ! Clean residual min=-0.001888 max=0.001634 Jy/beam ! Clean residual mean=-0.000001 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.0234572 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.43098e-07 Jy ! Component: 100 - total flux cleaned = -1.08532e-06 Jy ! Component: 150 - total flux cleaned = -1.72495e-06 Jy ! Component: 200 - total flux cleaned = -2.60494e-06 Jy ! Total flux subtracted in 200 components = -2.60494e-06 Jy ! Clean residual min=-0.001794 max=0.001583 Jy/beam ! Clean residual mean=-0.000001 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.0234546 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 71 components and 0.0234546 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7148 mas, bmaj=4.554 mas, bpa=-34.76 degrees ! Estimated noise=1.01014 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.04532e-06 Jy ! Component: 100 - total flux cleaned = -2.19089e-05 Jy ! Component: 150 - total flux cleaned = -5.96928e-05 Jy ! Component: 200 - total flux cleaned = -7.06844e-05 Jy ! Total flux subtracted in 200 components = -7.06844e-05 Jy ! Clean residual min=-0.002001 max=0.001438 Jy/beam ! Clean residual mean=-0.000000 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.0233839 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.0233839 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=0.024396Jy sigma=0.563481 ! Fit after self-cal, rms=0.024399Jy sigma=0.563420 wmodel J1946+6031_X_map.mod ! Writing 86 model components to file: J1946+6031_X_map.mod wobs J1946+6031_X_uvs.fits ! Writing UV FITS file: J1946+6031_X_uvs.fits wwins J1946+6031_X_map.win ! wwins: Wrote 1 windows to J1946+6031_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 = -0.000662467 Jy ! Component: 100 - total flux cleaned = -0.000612172 Jy ! Component: 150 - total flux cleaned = -0.000588792 Jy ! Component: 200 - total flux cleaned = -0.000503091 Jy ! Component: 250 - total flux cleaned = -0.000503146 Jy ! Component: 300 - total flux cleaned = -0.000600284 Jy ! Component: 350 - total flux cleaned = -0.000600467 Jy ! Component: 400 - total flux cleaned = -0.000565849 Jy ! Component: 450 - total flux cleaned = -0.000480791 Jy ! Component: 500 - total flux cleaned = -0.00034868 Jy ! Component: 550 - total flux cleaned = -0.000284674 Jy ! Component: 600 - total flux cleaned = -0.000207191 Jy ! Component: 650 - total flux cleaned = -0.000177099 Jy ! Component: 700 - total flux cleaned = -5.85625e-05 Jy ! Component: 750 - total flux cleaned = 4.26985e-05 Jy ! Component: 800 - total flux cleaned = 0.00015608 Jy ! Component: 850 - total flux cleaned = 0.000211624 Jy ! Component: 900 - total flux cleaned = 0.000348648 Jy ! Component: 950 - total flux cleaned = 0.000456274 Jy ! Component: 1000 - total flux cleaned = 0.000522432 Jy ! Component: 1050 - total flux cleaned = 0.000626776 Jy ! Component: 1100 - total flux cleaned = 0.000729849 Jy ! Component: 1150 - total flux cleaned = 0.000818881 Jy ! Component: 1200 - total flux cleaned = 0.000906898 Jy ! Component: 1250 - total flux cleaned = 0.000969024 Jy ! Component: 1300 - total flux cleaned = 0.00100616 Jy ! Component: 1350 - total flux cleaned = 0.0010916 Jy ! Component: 1400 - total flux cleaned = 0.00116409 Jy ! Component: 1450 - total flux cleaned = 0.00121202 Jy ! Component: 1500 - total flux cleaned = 0.00125972 Jy ! Component: 1550 - total flux cleaned = 0.00136635 Jy ! Component: 1600 - total flux cleaned = 0.00142525 Jy ! Component: 1650 - total flux cleaned = 0.00149576 Jy ! Component: 1700 - total flux cleaned = 0.00157758 Jy ! Component: 1750 - total flux cleaned = 0.00164741 Jy ! Component: 1800 - total flux cleaned = 0.00172848 Jy ! Component: 1850 - total flux cleaned = 0.0018093 Jy ! Component: 1900 - total flux cleaned = 0.00186681 Jy ! Component: 1950 - total flux cleaned = 0.00193563 Jy ! Component: 2000 - total flux cleaned = 0.00200427 Jy ! Component: 2050 - total flux cleaned = 0.00207259 Jy ! Component: 2100 - total flux cleaned = 0.00210661 Jy ! Component: 2150 - total flux cleaned = 0.00215191 Jy ! Component: 2200 - total flux cleaned = 0.00219712 Jy ! Component: 2250 - total flux cleaned = 0.00225358 Jy ! Component: 2300 - total flux cleaned = 0.00232133 Jy ! Component: 2350 - total flux cleaned = 0.00234388 Jy ! Component: 2400 - total flux cleaned = 0.00240035 Jy ! Component: 2450 - total flux cleaned = 0.00242296 Jy ! Component: 2500 - total flux cleaned = 0.00244559 Jy ! Component: 2550 - total flux cleaned = 0.00247962 Jy ! Component: 2600 - total flux cleaned = 0.00247956 Jy ! Component: 2650 - total flux cleaned = 0.00249101 Jy ! Component: 2700 - total flux cleaned = 0.00247955 Jy ! Component: 2750 - total flux cleaned = 0.00249111 Jy ! Component: 2800 - total flux cleaned = 0.00247943 Jy ! Component: 2850 - total flux cleaned = 0.00249104 Jy ! Component: 2900 - total flux cleaned = 0.00247927 Jy ! Component: 2950 - total flux cleaned = 0.00245566 Jy ! Component: 3000 - total flux cleaned = 0.00245565 Jy ! Component: 3050 - total flux cleaned = 0.0024198 Jy ! Component: 3100 - total flux cleaned = 0.0024438 Jy ! Component: 3150 - total flux cleaned = 0.00241968 Jy ! Component: 3200 - total flux cleaned = 0.00243181 Jy ! Component: 3250 - total flux cleaned = 0.00244399 Jy ! Component: 3300 - total flux cleaned = 0.00244386 Jy ! Component: 3350 - total flux cleaned = 0.00240667 Jy ! Component: 3400 - total flux cleaned = 0.00240661 Jy ! Component: 3450 - total flux cleaned = 0.00239405 Jy ! Component: 3500 - total flux cleaned = 0.00239418 Jy ! Component: 3550 - total flux cleaned = 0.00235591 Jy ! Component: 3600 - total flux cleaned = 0.00235598 Jy ! Component: 3650 - total flux cleaned = 0.00230403 Jy ! Component: 3700 - total flux cleaned = 0.00230402 Jy ! Component: 3750 - total flux cleaned = 0.00226439 Jy ! Component: 3800 - total flux cleaned = 0.0022244 Jy ! Component: 3850 - total flux cleaned = 0.00217043 Jy ! Component: 3900 - total flux cleaned = 0.00215683 Jy ! Component: 3950 - total flux cleaned = 0.00210208 Jy ! Component: 4000 - total flux cleaned = 0.00204694 Jy ! Component: 4050 - total flux cleaned = 0.00201913 Jy ! Total flux subtracted in 4096 components = 0.00197706 Jy ! Clean residual min=-0.000826 max=0.000852 Jy/beam ! Clean residual mean=-0.000002 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.025361 Jy keep ! Adding 203 model components to the UV plane model. ! The established model now contains 289 components and 0.025361 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1946+6031_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7148 x 4.554 at -34.76 degrees (North through East) ! Clean map min=-0.0022298 max=0.027843 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1946+6031_X_map.fits wmodel /vlbi/sb072/temp_maps//J1946+6031_X_map.mod ! Writing 289 model components to file: /vlbi/sb072/temp_maps//J1946+6031_X_map.mod wobs /vlbi/sb072/temp_maps//J1946+6031_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1946+6031_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1946+6031_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1946+6031_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0278432 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00020428 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.20104 2.20104 4.40207 8.80415 17.6083 35.2166 70.4332 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.027 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 136.299 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1946+6031_X_dfm.log closed on Fri Jan 25 19:47:13 2019