! Started logfile: /vlbi/sb072/temp_maps//J1802+2653_X_dfm.log on Tue Mar 5 23:26:45 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//J1802+2653_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1802+2653_X_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1802+2653 ! ! 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 J1802+2653_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=1.002671Jy sigma=38.424488 ! Fit after self-cal, rms=0.955515Jy sigma=36.474452 ! 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=0.9229 mas, bmaj=2.403 mas, bpa=16.2 degrees ! Estimated noise=0.77077 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 = 0.0342925 Jy ! Component: 100 - total flux cleaned = 0.0425239 Jy ! Total flux subtracted in 100 components = 0.0425239 Jy ! Clean residual min=-0.003166 max=0.006381 Jy/beam ! Clean residual mean=-0.000002 rms=0.001021 Jy/beam ! Combined flux in latest and established models = 0.0425239 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0425239 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=0.023317Jy sigma=0.843952 ! Fit after self-cal, rms=0.023049Jy sigma=0.837201 ! Inverting map ! Added new window around map position (-2.2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0056713 Jy ! Component: 100 - total flux cleaned = 0.00896535 Jy ! Total flux subtracted in 100 components = 0.00896535 Jy ! Clean residual min=-0.002620 max=0.003728 Jy/beam ! Clean residual mean=-0.000002 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.0514892 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.0514892 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=0.021222Jy sigma=0.748632 ! Fit after self-cal, rms=0.021128Jy sigma=0.741864 ! 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=1.13 mas, bmaj=2.548 mas, bpa=14.61 degrees ! Estimated noise=0.557902 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 = 0.00474142 Jy ! Component: 100 - total flux cleaned = 0.00793082 Jy ! Component: 150 - total flux cleaned = 0.0101967 Jy ! Component: 200 - total flux cleaned = 0.0118458 Jy ! Total flux subtracted in 200 components = 0.0118458 Jy ! Clean residual min=-0.002335 max=0.003197 Jy/beam ! Clean residual mean=-0.000002 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.0633351 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 44 components and 0.063335 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=0.019955Jy sigma=0.679280 ! Fit after self-cal, rms=0.019938Jy sigma=0.677467 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.13 x 2.548 at 14.61 degrees (North through East) ! Clean map min=-0.0023944 max=0.042757 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.93 KP 0.85 ! LA 0.97 NL 1.21 OV 1.12 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.02 KP 1.00 ! LA 0.91 NL 1.20 OV 1.06 PT 0.94 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.90 KP 0.95 ! LA 0.92 NL 1.30 OV 1.02 PT 0.92 ! SC 1.11 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 1.00 KP 0.89 ! LA 0.96 NL 1.15 OV 1.18 PT 0.84 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.91 KP 1.02 ! LA 0.98 NL 1.07 OV 1.09 PT 0.95 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.12 KP 0.99 ! LA 0.95 NL 1.14 OV 1.15 PT 0.87 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.03 KP 0.96 ! LA 1.04 NL 1.41 OV 1.11 PT 0.89 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.00 KP 0.94 ! LA 0.94 NL 1.66 OV 1.20 PT 0.92 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.019938Jy sigma=0.677467 ! Fit after self-cal, rms=0.022012Jy sigma=0.641274 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.142 mas, bmaj=2.547 mas, bpa=14.3 degrees ! Estimated noise=0.564389 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, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201551 Jy ! Component: 100 - total flux cleaned = 0.00246634 Jy ! Component: 150 - total flux cleaned = 0.0027504 Jy ! Component: 200 - total flux cleaned = 0.00299358 Jy ! Total flux subtracted in 200 components = 0.00299358 Jy ! Clean residual min=-0.001613 max=0.001577 Jy/beam ! Clean residual mean=-0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0663286 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.0663286 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=0.021763Jy sigma=0.632767 ! Fit after self-cal, rms=0.021778Jy sigma=0.632443 ! 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=0.021778Jy sigma=0.632443 ! Fit after self-cal, rms=0.021605Jy sigma=0.632303 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.144 mas, bmaj=2.548 mas, bpa=14.32 degrees ! Estimated noise=0.562415 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.28476e-05 Jy ! Component: 100 - total flux cleaned = 1.18981e-05 Jy ! Component: 150 - total flux cleaned = 1.25897e-05 Jy ! Component: 200 - total flux cleaned = 1.37881e-05 Jy ! Total flux subtracted in 200 components = 1.37881e-05 Jy ! Clean residual min=-0.001540 max=0.001488 Jy/beam ! Clean residual mean=-0.000000 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0663424 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 80 components and 0.0663424 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=0.021552Jy sigma=0.631034 ! Fit after self-cal, rms=0.021543Jy sigma=0.630992 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 = -1.86079e-05 Jy ! Component: 100 - total flux cleaned = -5.06729e-05 Jy ! Component: 150 - total flux cleaned = -9.42416e-05 Jy ! Component: 200 - total flux cleaned = -0.000107725 Jy ! Total flux subtracted in 200 components = -0.000107725 Jy ! Clean residual min=-0.001513 max=0.001445 Jy/beam ! Clean residual mean=-0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0662347 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 87 components and 0.0662347 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=0.021515Jy sigma=0.630369 ! Fit after self-cal, rms=0.021509Jy sigma=0.630339 ! 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=0.021509Jy sigma=0.630339 ! Fit after self-cal, rms=0.021594Jy sigma=0.630215 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.145 mas, bmaj=2.548 mas, bpa=14.35 degrees ! Estimated noise=0.563045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000129415 Jy ! Component: 100 - total flux cleaned = -0.000185644 Jy ! Component: 150 - total flux cleaned = -0.000224267 Jy ! Component: 200 - total flux cleaned = -0.000224217 Jy ! Total flux subtracted in 200 components = -0.000224217 Jy ! Clean residual min=-0.001504 max=0.001407 Jy/beam ! Clean residual mean=-0.000000 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0660105 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 0.0660105 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=0.021571Jy sigma=0.629728 ! Fit after self-cal, rms=0.021567Jy sigma=0.629695 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 = -6.53157e-05 Jy ! Component: 100 - total flux cleaned = -6.5517e-05 Jy ! Component: 150 - total flux cleaned = -6.56023e-05 Jy ! Component: 200 - total flux cleaned = -6.57501e-05 Jy ! Total flux subtracted in 200 components = -6.57501e-05 Jy ! Clean residual min=-0.001511 max=0.001398 Jy/beam ! Clean residual mean=-0.000000 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0659447 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 99 components and 0.0659447 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=0.021552Jy sigma=0.629409 ! Fit after self-cal, rms=0.021548Jy sigma=0.629392 ! 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=0.021548Jy sigma=0.629392 ! Fit after self-cal, rms=0.021667Jy sigma=0.629315 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.377 mas, bmaj=3.092 mas, bpa=11.53 degrees ! Estimated noise=0.642086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.67041e-05 Jy ! Component: 100 - total flux cleaned = 8.85884e-05 Jy ! Component: 150 - total flux cleaned = 0.000109152 Jy ! Component: 200 - total flux cleaned = 0.000128078 Jy ! Total flux subtracted in 200 components = 0.000128078 Jy ! Clean residual min=-0.001634 max=0.001751 Jy/beam ! Clean residual mean=-0.000001 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.0660728 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 117 components and 0.0660728 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=0.021660Jy sigma=0.629110 ! Fit after self-cal, rms=0.021658Jy sigma=0.629066 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 = -3.54613e-05 Jy ! Component: 100 - total flux cleaned = -4.43403e-05 Jy ! Component: 150 - total flux cleaned = -2.83428e-05 Jy ! Component: 200 - total flux cleaned = -2.84132e-05 Jy ! Total flux subtracted in 200 components = -2.84132e-05 Jy ! Clean residual min=-0.001613 max=0.001740 Jy/beam ! Clean residual mean=-0.000001 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.0660444 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 125 components and 0.0660444 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=0.021654Jy sigma=0.628987 ! Fit after self-cal, rms=0.021652Jy sigma=0.628961 ! 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=1.146 mas, bmaj=2.548 mas, bpa=14.39 degrees ! Estimated noise=0.563527 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.146 x 2.548 at 14.39 degrees (North through East) ! Clean map min=-0.0014643 max=0.042757 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=0.9341 mas, bmaj=2.385 mas, bpa=15.84 degrees ! Estimated noise=0.788874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0349866 Jy ! Component: 100 - total flux cleaned = 0.0437727 Jy ! Component: 150 - total flux cleaned = 0.0483617 Jy ! Component: 200 - total flux cleaned = 0.0515402 Jy ! Total flux subtracted in 200 components = 0.0515402 Jy ! Clean residual min=-0.002373 max=0.003111 Jy/beam ! Clean residual mean=-0.000001 rms=0.000685 Jy/beam ! Combined flux in latest and established models = 0.0515402 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0515402 Jy ! Inverting map and beam ! Estimated beam: bmin=1.146 mas, bmaj=2.548 mas, bpa=14.39 degrees ! Estimated noise=0.563527 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) ! Added new window around map position (16.4, -25.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00409765 Jy ! Component: 100 - total flux cleaned = 0.00666501 Jy ! Component: 150 - total flux cleaned = 0.0085919 Jy ! Component: 200 - total flux cleaned = 0.0101105 Jy ! Total flux subtracted in 200 components = 0.0101105 Jy ! Clean residual min=-0.001626 max=0.001541 Jy/beam ! Clean residual mean=-0.000002 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.0616507 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 56 components and 0.0616507 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=2.377 mas, bmaj=3.092 mas, bpa=11.53 degrees ! Estimated noise=0.642086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145131 Jy ! Component: 100 - total flux cleaned = 0.00217245 Jy ! Component: 150 - total flux cleaned = 0.00279509 Jy ! Component: 200 - total flux cleaned = 0.00327714 Jy ! Total flux subtracted in 200 components = 0.00327714 Jy ! Clean residual min=-0.001642 max=0.001822 Jy/beam ! Clean residual mean=-0.000002 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.0649278 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 = 0.000378959 Jy ! Component: 100 - total flux cleaned = 0.000606434 Jy ! Component: 150 - total flux cleaned = 0.000807517 Jy ! Component: 200 - total flux cleaned = 0.000989581 Jy ! Total flux subtracted in 200 components = 0.000989581 Jy ! Clean residual min=-0.001548 max=0.001767 Jy/beam ! Clean residual mean=-0.000002 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0659174 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 114 components and 0.0659174 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.146 mas, bmaj=2.548 mas, bpa=14.39 degrees ! Estimated noise=0.563527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101588 Jy ! Component: 100 - total flux cleaned = 0.000163456 Jy ! Component: 150 - total flux cleaned = 0.000238334 Jy ! Component: 200 - total flux cleaned = 0.000256088 Jy ! Total flux subtracted in 200 components = 0.000256088 Jy ! Clean residual min=-0.001343 max=0.001379 Jy/beam ! Clean residual mean=-0.000001 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0661735 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 140 components and 0.0661734 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=0.021633Jy sigma=0.628450 ! Fit after self-cal, rms=0.021612Jy sigma=0.627866 wmodel J1802+2653_X_map.mod ! Writing 140 model components to file: J1802+2653_X_map.mod wobs J1802+2653_X_uvs.fits ! Writing UV FITS file: J1802+2653_X_uvs.fits wwins J1802+2653_X_map.win ! wwins: Wrote 4 windows to J1802+2653_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 = 7.93521e-05 Jy ! Component: 100 - total flux cleaned = 3.39776e-05 Jy ! Component: 150 - total flux cleaned = -8.48307e-06 Jy ! Component: 200 - total flux cleaned = -4.91319e-05 Jy ! Component: 250 - total flux cleaned = -8.74436e-05 Jy ! Component: 300 - total flux cleaned = -0.000124532 Jy ! Component: 350 - total flux cleaned = -0.000159975 Jy ! Component: 400 - total flux cleaned = -0.000126609 Jy ! Component: 450 - total flux cleaned = -0.000126632 Jy ! Component: 500 - total flux cleaned = -0.000126175 Jy ! Component: 550 - total flux cleaned = -8.02091e-05 Jy ! Component: 600 - total flux cleaned = -0.000124268 Jy ! Component: 650 - total flux cleaned = -0.000166885 Jy ! Component: 700 - total flux cleaned = -0.000208759 Jy ! Component: 750 - total flux cleaned = -0.000262747 Jy ! Component: 800 - total flux cleaned = -0.000328853 Jy ! Component: 850 - total flux cleaned = -0.000393638 Jy ! Component: 900 - total flux cleaned = -0.000419064 Jy ! Component: 950 - total flux cleaned = -0.000493594 Jy ! Component: 1000 - total flux cleaned = -0.000517967 Jy ! Component: 1050 - total flux cleaned = -0.000565994 Jy ! Component: 1100 - total flux cleaned = -0.000577889 Jy ! Component: 1150 - total flux cleaned = -0.000600994 Jy ! Component: 1200 - total flux cleaned = -0.000612272 Jy ! Component: 1250 - total flux cleaned = -0.000589822 Jy ! Component: 1300 - total flux cleaned = -0.000590101 Jy ! Component: 1350 - total flux cleaned = -0.000601266 Jy ! Component: 1400 - total flux cleaned = -0.000622661 Jy ! Component: 1450 - total flux cleaned = -0.000633139 Jy ! Component: 1500 - total flux cleaned = -0.00066411 Jy ! Component: 1550 - total flux cleaned = -0.000684356 Jy ! Component: 1600 - total flux cleaned = -0.000704236 Jy ! Component: 1650 - total flux cleaned = -0.000713893 Jy ! Component: 1700 - total flux cleaned = -0.000703981 Jy ! Component: 1750 - total flux cleaned = -0.000713363 Jy ! Component: 1800 - total flux cleaned = -0.000675545 Jy ! Component: 1850 - total flux cleaned = -0.000703654 Jy ! Component: 1900 - total flux cleaned = -0.00071281 Jy ! Component: 1950 - total flux cleaned = -0.000721889 Jy ! Component: 2000 - total flux cleaned = -0.000712708 Jy ! Component: 2050 - total flux cleaned = -0.000694827 Jy ! Component: 2100 - total flux cleaned = -0.000677295 Jy ! Component: 2150 - total flux cleaned = -0.000677471 Jy ! Component: 2200 - total flux cleaned = -0.000694679 Jy ! Component: 2250 - total flux cleaned = -0.00066898 Jy ! Component: 2300 - total flux cleaned = -0.000660495 Jy ! Component: 2350 - total flux cleaned = -0.000660522 Jy ! Component: 2400 - total flux cleaned = -0.000652188 Jy ! Component: 2450 - total flux cleaned = -0.000635745 Jy ! Component: 2500 - total flux cleaned = -0.000635715 Jy ! Component: 2550 - total flux cleaned = -0.000627623 Jy ! Component: 2600 - total flux cleaned = -0.00061956 Jy ! Component: 2650 - total flux cleaned = -0.000619619 Jy ! Component: 2700 - total flux cleaned = -0.000627588 Jy ! Component: 2750 - total flux cleaned = -0.000627559 Jy ! Component: 2800 - total flux cleaned = -0.000643054 Jy ! Component: 2850 - total flux cleaned = -0.000635293 Jy ! Component: 2900 - total flux cleaned = -0.000635311 Jy ! Component: 2950 - total flux cleaned = -0.000650554 Jy ! Component: 3000 - total flux cleaned = -0.000650481 Jy ! Component: 3050 - total flux cleaned = -0.000665411 Jy ! Component: 3100 - total flux cleaned = -0.000650521 Jy ! Component: 3150 - total flux cleaned = -0.000643108 Jy ! Component: 3200 - total flux cleaned = -0.000635782 Jy ! Component: 3250 - total flux cleaned = -0.000628526 Jy ! Component: 3300 - total flux cleaned = -0.000643066 Jy ! Component: 3350 - total flux cleaned = -0.000650249 Jy ! Component: 3400 - total flux cleaned = -0.000650252 Jy ! Component: 3450 - total flux cleaned = -0.000628787 Jy ! Component: 3500 - total flux cleaned = -0.000657363 Jy ! Component: 3550 - total flux cleaned = -0.000643092 Jy ! Component: 3600 - total flux cleaned = -0.000643108 Jy ! Component: 3650 - total flux cleaned = -0.000650113 Jy ! Component: 3700 - total flux cleaned = -0.000657116 Jy ! Component: 3750 - total flux cleaned = -0.000650063 Jy ! Component: 3800 - total flux cleaned = -0.000657008 Jy ! Component: 3850 - total flux cleaned = -0.000636175 Jy ! Component: 3900 - total flux cleaned = -0.000636171 Jy ! Component: 3950 - total flux cleaned = -0.000622404 Jy ! Component: 4000 - total flux cleaned = -0.000622387 Jy ! Component: 4050 - total flux cleaned = -0.000615519 Jy ! Total flux subtracted in 4096 components = -0.000608696 Jy ! Clean residual min=-0.000419 max=0.000398 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0655647 Jy keep ! Adding 260 model components to the UV plane model. ! The established model now contains 400 components and 0.0655648 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1802+2653_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.146 x 2.548 at 14.39 degrees (North through East) ! Clean map min=-0.00095037 max=0.043232 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1802+2653_X_map.fits wmodel /vlbi/sb072/temp_maps//J1802+2653_X_map.mod ! Writing 400 model components to file: /vlbi/sb072/temp_maps//J1802+2653_X_map.mod wobs /vlbi/sb072/temp_maps//J1802+2653_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1802+2653_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1802+2653_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1802+2653_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0432318 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111935 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.776758 0.776758 1.55352 3.10703 6.21407 12.4281 24.8563 49.7125 99.4251 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 386.22 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1802+2653_X_dfm.log closed on Tue Mar 5 23:26:50 2019