! Started logfile: /vlbi/sb072/temp_maps//J1640-0011_C_dfm.log on Thu Jan 31 09:40:48 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1640-0011_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1640-0011_C_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933333 visibilities/baseline/integration-bin. ! Found source: J1640-0011 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2016 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1640-0011_C] 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 0.300x0.300 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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.034331Jy sigma=42.953321 ! Fit after self-cal, rms=0.736739Jy sigma=30.597806 ! 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=1.267 mas, bmaj=3.355 mas, bpa=-1.686 degrees ! Estimated noise=0.640662 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 = 0.20036 Jy ! Component: 100 - total flux cleaned = 0.244093 Jy ! Total flux subtracted in 100 components = 0.244093 Jy ! Clean residual min=-0.007436 max=0.012901 Jy/beam ! Clean residual mean=-0.000012 rms=0.001668 Jy/beam ! Combined flux in latest and established models = 0.244093 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.244093 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=0.039778Jy sigma=1.360898 ! Fit after self-cal, rms=0.039780Jy sigma=1.360275 ! Inverting map ! Added new window around map position (-1.8, -6.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141048 Jy ! Component: 100 - total flux cleaned = 0.0226505 Jy ! Total flux subtracted in 100 components = 0.0226505 Jy ! Clean residual min=-0.005308 max=0.008285 Jy/beam ! Clean residual mean=-0.000006 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.266744 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.266744 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=0.032347Jy sigma=1.034782 ! Fit after self-cal, rms=0.032205Jy sigma=1.028111 ! Inverting map ! Added new window around map position (3.9, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00576432 Jy ! Component: 100 - total flux cleaned = 0.00844382 Jy ! Total flux subtracted in 100 components = 0.00844382 Jy ! Clean residual min=-0.004350 max=0.004358 Jy/beam ! Clean residual mean=-0.000004 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.275188 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.275188 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=0.030225Jy sigma=0.931106 ! Fit after self-cal, rms=0.030156Jy sigma=0.927384 ! 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=1.632 mas, bmaj=4.205 mas, bpa=-1.917 degrees ! Estimated noise=0.446744 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 = 0.00519093 Jy ! Component: 100 - total flux cleaned = 0.00834795 Jy ! Component: 150 - total flux cleaned = 0.0096097 Jy ! Component: 200 - total flux cleaned = 0.0104429 Jy ! Total flux subtracted in 200 components = 0.0104429 Jy ! Clean residual min=-0.004352 max=0.004373 Jy/beam ! Clean residual mean=-0.000006 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 0.28563 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 39 components and 0.28563 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=0.029039Jy sigma=0.877037 ! Fit after self-cal, rms=0.029015Jy sigma=0.875756 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.632 x 4.205 at -1.917 degrees (North through East) ! Clean map min=-0.0042061 max=0.25729 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HN 0.97 KP 1.00 ! LA 1.03 MK 1.00 NL 1.00 OV 1.03 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HN 0.98 KP 0.99 ! LA 1.03 MK 0.98 NL 1.02 OV 1.03 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 HN 0.98 KP 0.98 ! LA 1.04 MK 1.01 NL 1.02 OV 1.03 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.00 KP 0.98 ! LA 1.05 MK 1.00 NL 0.94 OV 1.02 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HN 0.99 KP 1.00 ! LA 1.04 MK 1.00 NL 1.01 OV 1.03 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HN 1.00 KP 1.00 ! LA 1.04 MK 1.00 NL 1.03 OV 1.03 ! PT 0.97 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HN 1.01 KP 1.00 ! LA 1.04 MK 1.02 NL 1.05 OV 1.03 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HN 1.01 KP 0.99 ! LA 1.05 MK 1.02 NL 1.05 OV 1.04 ! PT 0.95 SC 1.02 ! ! ! Fit before self-cal, rms=0.029015Jy sigma=0.875756 ! Fit after self-cal, rms=0.026728Jy sigma=0.753306 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.635 mas, bmaj=4.22 mas, bpa=-1.976 degrees ! Estimated noise=0.447582 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 (-3.3, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202697 Jy ! Component: 100 - total flux cleaned = 0.00196378 Jy ! Component: 150 - total flux cleaned = 0.00202021 Jy ! Component: 200 - total flux cleaned = 0.00194309 Jy ! Total flux subtracted in 200 components = 0.00194309 Jy ! Clean residual min=-0.001914 max=0.001774 Jy/beam ! Clean residual mean=0.000003 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.287574 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 64 components and 0.287574 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=0.026368Jy sigma=0.735200 ! Fit after self-cal, rms=0.026354Jy sigma=0.734001 ! 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=0.026354Jy sigma=0.734001 ! Fit after self-cal, rms=0.026322Jy sigma=0.733204 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.633 mas, bmaj=4.216 mas, bpa=-1.968 degrees ! Estimated noise=0.44735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.02939e-05 Jy ! Component: 100 - total flux cleaned = -5.74489e-05 Jy ! Component: 150 - total flux cleaned = -2.73246e-05 Jy ! Component: 200 - total flux cleaned = -5.26874e-05 Jy ! Total flux subtracted in 200 components = -5.26874e-05 Jy ! Clean residual min=-0.001857 max=0.001634 Jy/beam ! Clean residual mean=0.000003 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.287521 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 83 components and 0.287521 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=0.026217Jy sigma=0.728225 ! Fit after self-cal, rms=0.026215Jy sigma=0.727751 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 = -3.5224e-05 Jy ! Component: 100 - total flux cleaned = -0.000131492 Jy ! Component: 150 - total flux cleaned = -0.000215767 Jy ! Component: 200 - total flux cleaned = -0.000234565 Jy ! Total flux subtracted in 200 components = -0.000234565 Jy ! Clean residual min=-0.001825 max=0.001597 Jy/beam ! Clean residual mean=0.000003 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.287286 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 97 components and 0.287286 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=0.026173Jy sigma=0.725453 ! Fit after self-cal, rms=0.026172Jy sigma=0.725178 ! 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=0.026172Jy sigma=0.725178 ! Fit after self-cal, rms=0.026156Jy sigma=0.724427 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.631 mas, bmaj=4.214 mas, bpa=-1.969 degrees ! Estimated noise=0.447309 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000196587 Jy ! Component: 100 - total flux cleaned = -0.000126718 Jy ! Component: 150 - total flux cleaned = -9.07865e-05 Jy ! Component: 200 - total flux cleaned = -0.000121211 Jy ! Total flux subtracted in 200 components = -0.000121211 Jy ! Clean residual min=-0.001774 max=0.001508 Jy/beam ! Clean residual mean=0.000002 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.287165 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 107 components and 0.287165 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=0.026108Jy sigma=0.722612 ! Fit after self-cal, rms=0.026109Jy sigma=0.722401 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 = -2.66137e-05 Jy ! Component: 100 - total flux cleaned = -5.45607e-05 Jy ! Component: 150 - total flux cleaned = -0.000144261 Jy ! Component: 200 - total flux cleaned = -0.000179677 Jy ! Total flux subtracted in 200 components = -0.000179677 Jy ! Clean residual min=-0.001758 max=0.001502 Jy/beam ! Clean residual mean=0.000002 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.286985 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 0.286985 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=0.026091Jy sigma=0.721574 ! Fit after self-cal, rms=0.026092Jy sigma=0.721437 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.026092Jy sigma=0.721437 ! Fit after self-cal, rms=0.026091Jy sigma=0.720774 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.406 mas, bmaj=7.241 mas, bpa=-9.879 degrees ! Estimated noise=0.577703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000284902 Jy ! Component: 100 - total flux cleaned = -0.00030804 Jy ! Component: 150 - total flux cleaned = -0.000307033 Jy ! Component: 200 - total flux cleaned = -0.000304939 Jy ! Total flux subtracted in 200 components = -0.000304939 Jy ! Clean residual min=-0.001972 max=0.001656 Jy/beam ! Clean residual mean=0.000005 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.28668 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 127 components and 0.28668 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=0.026076Jy sigma=0.720454 ! Fit after self-cal, rms=0.026077Jy sigma=0.720375 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 = 6.9537e-06 Jy ! Component: 100 - total flux cleaned = -6.50378e-06 Jy ! Component: 150 - total flux cleaned = -2.94355e-05 Jy ! Component: 200 - total flux cleaned = -5.07381e-05 Jy ! Total flux subtracted in 200 components = -5.07381e-05 Jy ! Clean residual min=-0.001886 max=0.001629 Jy/beam ! Clean residual mean=0.000005 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.28663 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 137 components and 0.28663 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=0.026076Jy sigma=0.720297 ! Fit after self-cal, rms=0.026077Jy sigma=0.720265 ! 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=1.63 mas, bmaj=4.212 mas, bpa=-1.977 degrees ! Estimated noise=0.447353 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.63 x 4.212 at -1.977 degrees (North through East) ! Clean map min=-0.0015717 max=0.25799 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=1.265 mas, bmaj=3.365 mas, bpa=-1.758 degrees ! Estimated noise=0.641957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.200764 Jy ! Component: 100 - total flux cleaned = 0.244571 Jy ! Component: 150 - total flux cleaned = 0.258156 Jy ! Component: 200 - total flux cleaned = 0.266911 Jy ! Total flux subtracted in 200 components = 0.266911 Jy ! Clean residual min=-0.003762 max=0.004866 Jy/beam ! Clean residual mean=-0.000004 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.26691 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.26691 Jy ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=4.212 mas, bpa=-1.977 degrees ! Estimated noise=0.447353 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 = 0.00745427 Jy ! Component: 100 - total flux cleaned = 0.011926 Jy ! Component: 150 - total flux cleaned = 0.0148472 Jy ! Component: 200 - total flux cleaned = 0.0168796 Jy ! Total flux subtracted in 200 components = 0.0168796 Jy ! Clean residual min=-0.001765 max=0.001629 Jy/beam ! Clean residual mean=0.000001 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.28379 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 30 components and 0.28379 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.406 mas, bmaj=7.241 mas, bpa=-9.879 degrees ! Estimated noise=0.577703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156278 Jy ! Component: 100 - total flux cleaned = 0.002444 Jy ! Component: 150 - total flux cleaned = 0.00263148 Jy ! Component: 200 - total flux cleaned = 0.00276775 Jy ! Total flux subtracted in 200 components = 0.00276775 Jy ! Clean residual min=-0.002063 max=0.001657 Jy/beam ! Clean residual mean=0.000005 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.286558 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 = 7.90148e-05 Jy ! Component: 100 - total flux cleaned = 9.7219e-05 Jy ! Component: 150 - total flux cleaned = 9.69502e-05 Jy ! Component: 200 - total flux cleaned = 0.000112684 Jy ! Total flux subtracted in 200 components = 0.000112684 Jy ! Clean residual min=-0.002001 max=0.001614 Jy/beam ! Clean residual mean=0.000005 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.28667 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 51 components and 0.28667 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=4.212 mas, bpa=-1.977 degrees ! Estimated noise=0.447353 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000170264 Jy ! Component: 100 - total flux cleaned = -0.000171944 Jy ! Component: 150 - total flux cleaned = -0.000107453 Jy ! Component: 200 - total flux cleaned = -8.00038e-05 Jy ! Total flux subtracted in 200 components = -8.00038e-05 Jy ! Clean residual min=-0.001538 max=0.001370 Jy/beam ! Clean residual mean=0.000002 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.28659 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 61 components and 0.28659 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=0.026128Jy sigma=0.721828 ! Fit after self-cal, rms=0.026118Jy sigma=0.720784 wmodel J1640-0011_C_map.mod ! Writing 61 model components to file: J1640-0011_C_map.mod wobs J1640-0011_C_uvs.fits ! Writing UV FITS file: J1640-0011_C_uvs.fits wwins J1640-0011_C_map.win ! wwins: Wrote 4 windows to J1640-0011_C_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 = -0.000248965 Jy ! Component: 100 - total flux cleaned = -0.000397441 Jy ! Component: 150 - total flux cleaned = -0.000536844 Jy ! Component: 200 - total flux cleaned = -0.000646501 Jy ! Component: 250 - total flux cleaned = -0.000835272 Jy ! Component: 300 - total flux cleaned = -0.000916077 Jy ! Component: 350 - total flux cleaned = -0.0010335 Jy ! Component: 400 - total flux cleaned = -0.00107166 Jy ! Component: 450 - total flux cleaned = -0.00110877 Jy ! Component: 500 - total flux cleaned = -0.00112633 Jy ! Component: 550 - total flux cleaned = -0.00109051 Jy ! Component: 600 - total flux cleaned = -0.00103858 Jy ! Component: 650 - total flux cleaned = -0.00102167 Jy ! Component: 700 - total flux cleaned = -0.000939673 Jy ! Component: 750 - total flux cleaned = -0.00090745 Jy ! Component: 800 - total flux cleaned = -0.000828006 Jy ! Component: 850 - total flux cleaned = -0.000704454 Jy ! Component: 900 - total flux cleaned = -0.000658915 Jy ! Component: 950 - total flux cleaned = -0.000554434 Jy ! Component: 1000 - total flux cleaned = -0.000466796 Jy ! Component: 1050 - total flux cleaned = -0.000366014 Jy ! Component: 1100 - total flux cleaned = -0.000224509 Jy ! Component: 1150 - total flux cleaned = -0.000168828 Jy ! Component: 1200 - total flux cleaned = -5.91152e-05 Jy ! Component: 1250 - total flux cleaned = -4.57645e-05 Jy ! Component: 1300 - total flux cleaned = -1.8934e-05 Jy ! Component: 1350 - total flux cleaned = 2.0693e-05 Jy ! Component: 1400 - total flux cleaned = 9.8744e-05 Jy ! Component: 1450 - total flux cleaned = 0.000111784 Jy ! Component: 1500 - total flux cleaned = 0.000149936 Jy ! Component: 1550 - total flux cleaned = 0.000200129 Jy ! Component: 1600 - total flux cleaned = 0.000224957 Jy ! Component: 1650 - total flux cleaned = 0.000273841 Jy ! Component: 1700 - total flux cleaned = 0.00028577 Jy ! Component: 1750 - total flux cleaned = 0.000285795 Jy ! Component: 1800 - total flux cleaned = 0.000345118 Jy ! Component: 1850 - total flux cleaned = 0.000356698 Jy ! Component: 1900 - total flux cleaned = 0.000379932 Jy ! Component: 1950 - total flux cleaned = 0.000380035 Jy ! Component: 2000 - total flux cleaned = 0.000414225 Jy ! Component: 2050 - total flux cleaned = 0.000481696 Jy ! Component: 2100 - total flux cleaned = 0.000492783 Jy ! Component: 2150 - total flux cleaned = 0.000569625 Jy ! Component: 2200 - total flux cleaned = 0.000547713 Jy ! Component: 2250 - total flux cleaned = 0.000623193 Jy ! Component: 2300 - total flux cleaned = 0.000612315 Jy ! Component: 2350 - total flux cleaned = 0.000686486 Jy ! Component: 2400 - total flux cleaned = 0.000728388 Jy ! Component: 2450 - total flux cleaned = 0.000749291 Jy ! Component: 2500 - total flux cleaned = 0.000821441 Jy ! Component: 2550 - total flux cleaned = 0.000892895 Jy ! Component: 2600 - total flux cleaned = 0.00098397 Jy ! Component: 2650 - total flux cleaned = 0.00102405 Jy ! Component: 2700 - total flux cleaned = 0.00109374 Jy ! Component: 2750 - total flux cleaned = 0.00116304 Jy ! Component: 2800 - total flux cleaned = 0.00123158 Jy ! Component: 2850 - total flux cleaned = 0.00129972 Jy ! Component: 2900 - total flux cleaned = 0.00131892 Jy ! Component: 2950 - total flux cleaned = 0.00139565 Jy ! Component: 3000 - total flux cleaned = 0.00148123 Jy ! Component: 3050 - total flux cleaned = 0.00155677 Jy ! Component: 3100 - total flux cleaned = 0.001613 Jy ! Component: 3150 - total flux cleaned = 0.00168756 Jy ! Component: 3200 - total flux cleaned = 0.00173381 Jy ! Component: 3250 - total flux cleaned = 0.00179826 Jy ! Component: 3300 - total flux cleaned = 0.00188973 Jy ! Component: 3350 - total flux cleaned = 0.00191693 Jy ! Component: 3400 - total flux cleaned = 0.00201631 Jy ! Component: 3450 - total flux cleaned = 0.00207913 Jy ! Component: 3500 - total flux cleaned = 0.00214166 Jy ! Component: 3550 - total flux cleaned = 0.00223921 Jy ! Component: 3600 - total flux cleaned = 0.00226569 Jy ! Component: 3650 - total flux cleaned = 0.00233595 Jy ! Component: 3700 - total flux cleaned = 0.00243195 Jy ! Component: 3750 - total flux cleaned = 0.00248402 Jy ! Component: 3800 - total flux cleaned = 0.0025703 Jy ! Component: 3850 - total flux cleaned = 0.00260468 Jy ! Component: 3900 - total flux cleaned = 0.00269866 Jy ! Component: 3950 - total flux cleaned = 0.00276664 Jy ! Component: 4000 - total flux cleaned = 0.00283432 Jy ! Component: 4050 - total flux cleaned = 0.00285957 Jy ! Total flux subtracted in 4096 components = 0.0029351 Jy ! Clean residual min=-0.000476 max=0.000449 Jy/beam ! Clean residual mean=0.000002 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.289526 Jy keep ! Adding 263 model components to the UV plane model. ! The established model now contains 324 components and 0.289526 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1640-0011_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.63 x 4.212 at -1.977 degrees (North through East) ! Clean map min=-0.00095183 max=0.2593 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1640-0011_C_map.fits wmodel /vlbi/sb072/temp_maps//J1640-0011_C_map.mod ! Writing 324 model components to file: /vlbi/sb072/temp_maps//J1640-0011_C_map.mod wobs /vlbi/sb072/temp_maps//J1640-0011_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1640-0011_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1640-0011_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1640-0011_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.259305 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0001464 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.169377 0.169377 0.338753 0.677507 1.35501 2.71003 5.42005 10.8401 21.6802 43.3604 86.7209 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.259 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1771.2 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1640-0011_C_dfm.log closed on Thu Jan 31 09:40:52 2019