! Started logfile: /scr/pima/rdv76_uvs/J1931+2243_X_dfm.log on Fri Jun 15 03:56:52 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/rdv76_uvs/J1931+2243_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J1931+2243_X_uva.fits ! AN table 1: 231 integrations on 55 of 55 possible baselines. ! AN table 2: 137 integrations on 55 of 55 possible baselines. ! AN table 3: 36 integrations on 3 of 3 possible baselines. ! Apparent sampling: 0.319884 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1931+2243 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40599e+09 8e+06 1 8e+06 ! 02 2 8.47599e+09 8e+06 1 8e+06 ! 03 3 8.79099e+09 8e+06 1 8e+06 ! 04 4 8.89599e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 26036 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1931+2243_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 1587 telescope corrections were flagged in sub-array 1. ! A total of 970 telescope corrections were flagged in sub-array 2. ! A total of 39 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1587 telescope corrections were flagged in sub-array 1. ! A total of 970 telescope corrections were flagged in sub-array 2. ! A total of 39 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1587 telescope corrections were flagged in sub-array 1. ! A total of 970 telescope corrections were flagged in sub-array 2. ! A total of 39 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1587 telescope corrections were flagged in sub-array 1. ! A total of 970 telescope corrections were flagged in sub-array 2. ! A total of 39 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.033816Jy sigma=12.202532 ! Fit after self-cal, rms=0.798245Jy sigma=9.410712 ! 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 ! Your choice of large map pixels excluded 6.47% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.5131 mas, bmaj=1.127 mas, bpa=-7.549 degrees ! Estimated noise=0.75811 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 = 0.164998 Jy ! Component: 100 - total flux cleaned = 0.203696 Jy ! Total flux subtracted in 100 components = 0.203696 Jy ! Clean residual min=-0.008409 max=0.020353 Jy/beam ! Clean residual mean=0.000006 rms=0.002056 Jy/beam ! Combined flux in latest and established models = 0.203696 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.203696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188398Jy sigma=2.023438 ! Fit after self-cal, rms=0.188353Jy sigma=2.023209 ! Inverting map ! Your choice of large map pixels excluded 6.47% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Added new window around map position (-1.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0213059 Jy ! Component: 100 - total flux cleaned = 0.0350625 Jy ! Total flux subtracted in 100 components = 0.0350625 Jy ! Clean residual min=-0.006767 max=0.010065 Jy/beam ! Clean residual mean=0.000004 rms=0.001703 Jy/beam ! Combined flux in latest and established models = 0.238758 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.238758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184476Jy sigma=1.964636 ! Fit after self-cal, rms=0.184261Jy sigma=1.962554 ! Inverting map ! Your choice of large map pixels excluded 6.47% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Added new window around map position (-0.4, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123245 Jy ! Component: 100 - total flux cleaned = 0.0210212 Jy ! Total flux subtracted in 100 components = 0.0210212 Jy ! Clean residual min=-0.006497 max=0.007033 Jy/beam ! Clean residual mean=0.000003 rms=0.001577 Jy/beam ! Combined flux in latest and established models = 0.25978 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.25978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182962Jy sigma=1.942109 ! Fit after self-cal, rms=0.182860Jy sigma=1.940979 ! Inverting map ! Your choice of large map pixels excluded 6.47% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec 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 ! Your choice of large map pixels excluded 6.47% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec ! Estimated beam: bmin=0.6042 mas, bmaj=1.345 mas, bpa=-8.243 degrees ! Estimated noise=0.41655 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 = 0.0134493 Jy ! Component: 100 - total flux cleaned = 0.0214745 Jy ! Component: 150 - total flux cleaned = 0.026786 Jy ! Component: 200 - total flux cleaned = 0.0304063 Jy ! Total flux subtracted in 200 components = 0.0304063 Jy ! Clean residual min=-0.004088 max=0.004747 Jy/beam ! Clean residual mean=-0.000006 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.290186 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 56 components and 0.290186 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181953Jy sigma=1.926413 ! Fit after self-cal, rms=0.181900Jy sigma=1.925656 ! Inverting map ! Your choice of large map pixels excluded 6.47% of the data. ! The x-axis pixel size should ideally be below 0.1643 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6042 x 1.345 at -8.243 degrees (North through East) ! Clean map min=-0.0033378 max=0.21581 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 0.99 LA 0.96 ! NL 0.97 NY 1.04 OV 0.97 PT 0.96 ! SC 0.99 WZ 1.00 ZC 1.05 ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.99 KK 0.94 KP 0.97 ! LA 0.95 MK 1.02 NL 0.98 NY 1.04 ! OV 1.02 PT 1.00 SC 1.04 ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! KK 0.00* MK 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 KP 1.02 LA 0.93 ! NL 1.02 NY 1.04 OV 1.00 PT 1.01 ! SC 0.98 WZ 1.02 ZC 1.02 ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.93 KK 0.94 KP 1.01 ! LA 0.97 MK 0.99 NL 0.98 NY 1.05 ! OV 1.05 PT 0.94 SC 1.09 ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! KK 0.00* MK 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 KP 1.00 LA 0.95 ! NL 0.97 NY 1.02 OV 1.05 PT 0.99 ! SC 1.01 WZ 1.01 ZC 1.06 ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.95 KK 0.91 KP 1.00 ! LA 0.95 MK 0.98 NL 1.00 NY 1.02 ! OV 1.01 PT 0.97 SC 1.05 ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! KK 0.00* MK 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 KP 1.04 LA 0.97 ! NL 1.00 NY 1.03 OV 0.96 PT 1.02 ! SC 0.92 WZ 0.97 ZC 1.07 ! ! A total of 102 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.03 KK 0.99 KP 0.99 ! LA 0.98 MK 0.96 NL 0.97 NY 1.05 ! OV 1.01 PT 0.95 SC 1.02 ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! KK 0.00* MK 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.181900Jy sigma=1.925656 ! Fit after self-cal, rms=0.183318Jy sigma=1.931090 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.604 mas, bmaj=1.348 mas, bpa=-8.261 degrees ! Estimated noise=0.420413 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 = 0.000637044 Jy ! Component: 100 - total flux cleaned = 0.000884972 Jy ! Component: 150 - total flux cleaned = 0.00097916 Jy ! Component: 200 - total flux cleaned = 0.00109695 Jy ! Total flux subtracted in 200 components = 0.00109695 Jy ! Clean residual min=-0.003472 max=0.003633 Jy/beam ! Clean residual mean=0.000001 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 0.291283 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 0.291283 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183284Jy sigma=1.930681 ! Fit after self-cal, rms=0.183368Jy sigma=1.930464 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec 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. ! ! Fit before self-cal, rms=0.183368Jy sigma=1.930464 ! Fit after self-cal, rms=0.183723Jy sigma=1.929828 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.6037 mas, bmaj=1.35 mas, bpa=-8.285 degrees ! Estimated noise=0.420352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000575249 Jy ! Component: 100 - total flux cleaned = 0.000616983 Jy ! Component: 150 - total flux cleaned = 0.000764509 Jy ! Component: 200 - total flux cleaned = 0.000860913 Jy ! Total flux subtracted in 200 components = 0.000860913 Jy ! Clean residual min=-0.003342 max=0.003569 Jy/beam ! Clean residual mean=0.000002 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.292144 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 67 components and 0.292144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183703Jy sigma=1.929592 ! Fit after self-cal, rms=0.183717Jy sigma=1.929499 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec 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 (-28.6, 39.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031965 Jy ! Component: 100 - total flux cleaned = 0.00434744 Jy ! Component: 150 - total flux cleaned = 0.00466073 Jy ! Component: 200 - total flux cleaned = 0.004887 Jy ! Total flux subtracted in 200 components = 0.004887 Jy ! Clean residual min=-0.003365 max=0.003244 Jy/beam ! Clean residual mean=0.000002 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.297031 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 78 components and 0.297031 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183665Jy sigma=1.928819 ! Fit after self-cal, rms=0.183663Jy sigma=1.928760 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec 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. ! ! Fit before self-cal, rms=0.183663Jy sigma=1.928760 ! Fit after self-cal, rms=0.184799Jy sigma=1.926639 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.6038 mas, bmaj=1.351 mas, bpa=-8.332 degrees ! Estimated noise=0.420813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167045 Jy ! Component: 100 - total flux cleaned = 0.00236921 Jy ! Component: 150 - total flux cleaned = 0.00266364 Jy ! Component: 200 - total flux cleaned = 0.00292612 Jy ! Total flux subtracted in 200 components = 0.00292612 Jy ! Clean residual min=-0.003259 max=0.003242 Jy/beam ! Clean residual mean=-0.000001 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.299957 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.299957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184780Jy sigma=1.926379 ! Fit after self-cal, rms=0.184810Jy sigma=1.926307 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec 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 (45.8, -32.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268622 Jy ! Component: 100 - total flux cleaned = 0.00304649 Jy ! Component: 150 - total flux cleaned = 0.00327065 Jy ! Component: 200 - total flux cleaned = 0.00351702 Jy ! Total flux subtracted in 200 components = 0.00351702 Jy ! Clean residual min=-0.003000 max=0.003226 Jy/beam ! Clean residual mean=-0.000001 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.303474 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 96 components and 0.303474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184745Jy sigma=1.925624 ! Fit after self-cal, rms=0.184743Jy sigma=1.925572 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Added new window around map position (9.4, 8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297181 Jy ! Component: 100 - total flux cleaned = 0.00464628 Jy ! Component: 150 - total flux cleaned = 0.00576864 Jy ! Component: 200 - total flux cleaned = 0.00644605 Jy ! Total flux subtracted in 200 components = 0.00644605 Jy ! Clean residual min=-0.002957 max=0.003006 Jy/beam ! Clean residual mean=0.000000 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.30992 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 108 components and 0.30992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184682Jy sigma=1.924910 ! Fit after self-cal, rms=0.184674Jy sigma=1.924856 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec 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. ! ! Fit before self-cal, rms=0.184674Jy sigma=1.924856 ! Fit after self-cal, rms=0.184656Jy sigma=1.924780 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=2.737 mas, bmaj=2.953 mas, bpa=-50.57 degrees ! Estimated noise=0.593591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203338 Jy ! Component: 100 - total flux cleaned = 0.00348121 Jy ! Component: 150 - total flux cleaned = 0.00466455 Jy ! Component: 200 - total flux cleaned = 0.00565587 Jy ! Total flux subtracted in 200 components = 0.00565587 Jy ! Clean residual min=-0.003300 max=0.003731 Jy/beam ! Clean residual mean=-0.000003 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 0.315576 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 128 components and 0.315576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184654Jy sigma=1.924753 ! Fit after self-cal, rms=0.184656Jy sigma=1.924726 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec 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 = 0.000944907 Jy ! Component: 100 - total flux cleaned = 0.00129412 Jy ! Component: 150 - total flux cleaned = 0.00161052 Jy ! Component: 200 - total flux cleaned = 0.00187287 Jy ! Total flux subtracted in 200 components = 0.00187287 Jy ! Clean residual min=-0.003177 max=0.003706 Jy/beam ! Clean residual mean=-0.000002 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.317449 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 133 components and 0.317449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184659Jy sigma=1.924757 ! Fit after self-cal, rms=0.184660Jy sigma=1.924755 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec 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 ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.6035 mas, bmaj=1.351 mas, bpa=-8.322 degrees ! Estimated noise=0.420449 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6035 x 1.351 at -8.322 degrees (North through East) ! Clean map min=-0.0023869 max=0.21212 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 ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.5135 mas, bmaj=1.125 mas, bpa=-7.638 degrees ! Estimated noise=0.771329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.163304 Jy ! Component: 100 - total flux cleaned = 0.204571 Jy ! Component: 150 - total flux cleaned = 0.227617 Jy ! Component: 200 - total flux cleaned = 0.243076 Jy ! Total flux subtracted in 200 components = 0.243076 Jy ! Clean residual min=-0.006825 max=0.008658 Jy/beam ! Clean residual mean=0.000001 rms=0.001619 Jy/beam ! Combined flux in latest and established models = 0.243076 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.243076 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.6035 mas, bmaj=1.351 mas, bpa=-8.322 degrees ! Estimated noise=0.420449 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 = 0.0194833 Jy ! Component: 100 - total flux cleaned = 0.0305198 Jy ! Component: 150 - total flux cleaned = 0.0375174 Jy ! Component: 200 - total flux cleaned = 0.0425379 Jy ! Total flux subtracted in 200 components = 0.0425379 Jy ! Clean residual min=-0.003608 max=0.003801 Jy/beam ! Clean residual mean=-0.000006 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.285614 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 54 components and 0.285614 Jy ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Added new window around map position (-2.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0043029 Jy ! Component: 100 - total flux cleaned = 0.00781411 Jy ! Component: 150 - total flux cleaned = 0.0108897 Jy ! Component: 200 - total flux cleaned = 0.013655 Jy ! Total flux subtracted in 200 components = 0.013655 Jy ! Clean residual min=-0.003241 max=0.003035 Jy/beam ! Clean residual mean=-0.000004 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.299269 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 72 components and 0.299269 Jy ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec 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 ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=2.737 mas, bmaj=2.953 mas, bpa=-50.57 degrees ! Estimated noise=0.593591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00419095 Jy ! Component: 100 - total flux cleaned = 0.00710608 Jy ! Component: 150 - total flux cleaned = 0.00948961 Jy ! Component: 200 - total flux cleaned = 0.0114936 Jy ! Total flux subtracted in 200 components = 0.0114936 Jy ! Clean residual min=-0.003586 max=0.003913 Jy/beam ! Clean residual mean=-0.000006 rms=0.000969 Jy/beam ! Combined flux in latest and established models = 0.310762 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 = 0.00169551 Jy ! Component: 100 - total flux cleaned = 0.00313309 Jy ! Component: 150 - total flux cleaned = 0.00435601 Jy ! Component: 200 - total flux cleaned = 0.00539909 Jy ! Total flux subtracted in 200 components = 0.00539909 Jy ! Clean residual min=-0.003332 max=0.003634 Jy/beam ! Clean residual mean=-0.000004 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 0.316161 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 116 components and 0.316161 Jy ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! Estimated beam: bmin=0.6035 mas, bmaj=1.351 mas, bpa=-8.322 degrees ! Estimated noise=0.420449 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000267495 Jy ! Component: 100 - total flux cleaned = 0.00054978 Jy ! Component: 150 - total flux cleaned = 0.000810601 Jy ! Component: 200 - total flux cleaned = 0.00105089 Jy ! Total flux subtracted in 200 components = 0.00105089 Jy ! Clean residual min=-0.003003 max=0.002906 Jy/beam ! Clean residual mean=-0.000000 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.317212 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 130 components and 0.317212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184685Jy sigma=1.924752 ! Fit after self-cal, rms=0.184665Jy sigma=1.924616 wmodel J1931+2243_X_map.mod ! Writing 130 model components to file: J1931+2243_X_map.mod wobs J1931+2243_X_uvs.fits ! Writing UV FITS file: J1931+2243_X_uvs.fits wwins J1931+2243_X_map.win ! wwins: Wrote 7 windows to J1931+2243_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000122524 Jy ! Component: 100 - total flux cleaned = 0.000198725 Jy ! Component: 150 - total flux cleaned = 0.000560818 Jy ! Component: 200 - total flux cleaned = 0.000964307 Jy ! Component: 250 - total flux cleaned = 0.0012112 Jy ! Component: 300 - total flux cleaned = 0.00145199 Jy ! Component: 350 - total flux cleaned = 0.00164123 Jy ! Component: 400 - total flux cleaned = 0.00192001 Jy ! Component: 450 - total flux cleaned = 0.00219412 Jy ! Component: 500 - total flux cleaned = 0.0023297 Jy ! Component: 550 - total flux cleaned = 0.00246405 Jy ! Component: 600 - total flux cleaned = 0.00259663 Jy ! Component: 650 - total flux cleaned = 0.00281374 Jy ! Component: 700 - total flux cleaned = 0.00289933 Jy ! Component: 750 - total flux cleaned = 0.00302624 Jy ! Component: 800 - total flux cleaned = 0.00306797 Jy ! Component: 850 - total flux cleaned = 0.003233 Jy ! Component: 900 - total flux cleaned = 0.00323354 Jy ! Component: 950 - total flux cleaned = 0.00347735 Jy ! Component: 1000 - total flux cleaned = 0.00347727 Jy ! Component: 1050 - total flux cleaned = 0.00371612 Jy ! Component: 1100 - total flux cleaned = 0.00375581 Jy ! Component: 1150 - total flux cleaned = 0.00375565 Jy ! Component: 1200 - total flux cleaned = 0.00398879 Jy ! Component: 1250 - total flux cleaned = 0.00398862 Jy ! Component: 1300 - total flux cleaned = 0.00410335 Jy ! Component: 1350 - total flux cleaned = 0.00421732 Jy ! Component: 1400 - total flux cleaned = 0.00425527 Jy ! Component: 1450 - total flux cleaned = 0.0046291 Jy ! Component: 1500 - total flux cleaned = 0.00451705 Jy ! Component: 1550 - total flux cleaned = 0.00459108 Jy ! Component: 1600 - total flux cleaned = 0.00473756 Jy ! Component: 1650 - total flux cleaned = 0.00481002 Jy ! Component: 1700 - total flux cleaned = 0.00491889 Jy ! Component: 1750 - total flux cleaned = 0.0049553 Jy ! Component: 1800 - total flux cleaned = 0.00495545 Jy ! Component: 1850 - total flux cleaned = 0.00513304 Jy ! Component: 1900 - total flux cleaned = 0.00523862 Jy ! Component: 1950 - total flux cleaned = 0.00509824 Jy ! Component: 2000 - total flux cleaned = 0.00527265 Jy ! Component: 2050 - total flux cleaned = 0.00541118 Jy ! Component: 2100 - total flux cleaned = 0.00544549 Jy ! Component: 2150 - total flux cleaned = 0.0055825 Jy ! Component: 2200 - total flux cleaned = 0.00568465 Jy ! Component: 2250 - total flux cleaned = 0.00571854 Jy ! Component: 2300 - total flux cleaned = 0.00592074 Jy ! Component: 2350 - total flux cleaned = 0.00588757 Jy ! Component: 2400 - total flux cleaned = 0.00598755 Jy ! Component: 2450 - total flux cleaned = 0.00598777 Jy ! Component: 2500 - total flux cleaned = 0.006219 Jy ! Component: 2550 - total flux cleaned = 0.00635005 Jy ! Component: 2600 - total flux cleaned = 0.00638261 Jy ! Component: 2650 - total flux cleaned = 0.00667541 Jy ! Component: 2700 - total flux cleaned = 0.00667527 Jy ! Component: 2750 - total flux cleaned = 0.00686847 Jy ! Component: 2800 - total flux cleaned = 0.00699633 Jy ! Component: 2850 - total flux cleaned = 0.00702851 Jy ! Component: 2900 - total flux cleaned = 0.0071556 Jy ! Component: 2950 - total flux cleaned = 0.00721857 Jy ! Component: 3000 - total flux cleaned = 0.00750188 Jy ! Component: 3050 - total flux cleaned = 0.00756447 Jy ! Component: 3100 - total flux cleaned = 0.00765807 Jy ! Component: 3150 - total flux cleaned = 0.00768924 Jy ! Component: 3200 - total flux cleaned = 0.00796736 Jy ! Component: 3250 - total flux cleaned = 0.00799808 Jy ! Component: 3300 - total flux cleaned = 0.00805948 Jy ! Component: 3350 - total flux cleaned = 0.00830377 Jy ! Component: 3400 - total flux cleaned = 0.00851662 Jy ! Component: 3450 - total flux cleaned = 0.00869798 Jy ! Component: 3500 - total flux cleaned = 0.00869761 Jy ! Component: 3550 - total flux cleaned = 0.0088476 Jy ! Component: 3600 - total flux cleaned = 0.00881772 Jy ! Component: 3650 - total flux cleaned = 0.00890683 Jy ! Component: 3700 - total flux cleaned = 0.00902557 Jy ! Component: 3750 - total flux cleaned = 0.00905503 Jy ! Component: 3800 - total flux cleaned = 0.00917253 Jy ! Component: 3850 - total flux cleaned = 0.009231 Jy ! Component: 3900 - total flux cleaned = 0.00923089 Jy ! Component: 3950 - total flux cleaned = 0.00937607 Jy ! Component: 4000 - total flux cleaned = 0.00952078 Jy ! Component: 4050 - total flux cleaned = 0.00954956 Jy ! Total flux subtracted in 4096 components = 0.00952068 Jy ! Clean residual min=-0.001732 max=0.001989 Jy/beam ! Clean residual mean=0.000001 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.326733 Jy keep ! Adding 364 model components to the UV plane model. ! The established model now contains 494 components and 0.326733 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J1931+2243_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6035 x 1.351 at -8.322 degrees (North through East) ! Clean map min=-0.0022254 max=0.21221 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J1931+2243_X_map.fits wmodel /scr/pima/rdv76_uvs/J1931+2243_X_map.mod ! Writing 494 model components to file: /scr/pima/rdv76_uvs/J1931+2243_X_map.mod wobs /scr/pima/rdv76_uvs/J1931+2243_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J1931+2243_X_uvs.fits wwins /scr/pima/rdv76_uvs/J1931+2243_X_map.win ! wwins: Wrote 8 windows to /scr/pima/rdv76_uvs/J1931+2243_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.212209 invert ! Inverting map ! Your choice of large map pixels excluded 5.92% of the data. ! The x-axis pixel size should ideally be below 0.1767 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000478409 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.676325 0.676325 1.35265 2.7053 5.4106 10.8212 21.6424 43.2848 86.5697 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.212 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 443.573 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J1931+2243_X_dfm.log closed on Fri Jun 15 03:56:57 2018