! Started logfile: J0854+2006_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:28:55 2013 obs J0854+2006_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0854+2006_X_2000_03_13_pus_uva.fits ! AN table 1: 106 integrations on 190 of 190 possible baselines. ! AN table 2: 160 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.112386 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0854+2006 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2382 lines of history. ! ! Reading 22720 visibilities. select I ! Polarization I is unavailable. ! 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0854+2006_X_2000_03_13_pus] 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 mapsize field_size, field_cell ! Map grid = 512x512 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 1574 telescope corrections were flagged in sub-array 1. ! A total of 2346 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1574 telescope corrections were flagged in sub-array 1. ! A total of 2346 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1574 telescope corrections were flagged in sub-array 1. ! A total of 2346 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1574 telescope corrections were flagged in sub-array 1. ! A total of 2346 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.518362Jy sigma=0.007074 ! Fit after self-cal, rms=1.356785Jy sigma=0.004479 ! 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 1.16% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.5666 mas, bmaj=1.005 mas, bpa=-4.91 degrees ! Estimated noise=857.245 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 = 0.745619 Jy ! Component: 100 - total flux cleaned = 1.01835 Jy ! Total flux subtracted in 100 components = 1.01835 Jy ! Clean residual min=-0.035996 max=0.214942 Jy/beam ! Clean residual mean=-0.000366 rms=0.011800 Jy/beam ! Combined flux in latest and established models = 1.01835 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.01835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.329317Jy sigma=0.003874 ! Fit after self-cal, rms=1.325473Jy sigma=0.003856 ! Inverting map ! Your choice of large map pixels excluded 1.16% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Added new window around map position (-0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.20082 Jy ! Component: 100 - total flux cleaned = 0.307378 Jy ! Total flux subtracted in 100 components = 0.307378 Jy ! Clean residual min=-0.023457 max=0.100327 Jy/beam ! Clean residual mean=-0.000207 rms=0.006776 Jy/beam ! Combined flux in latest and established models = 1.32573 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 1.32573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.292457Jy sigma=0.002436 ! Fit after self-cal, rms=1.289141Jy sigma=0.002363 ! Inverting map ! Your choice of large map pixels excluded 1.16% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0870701 Jy ! Component: 100 - total flux cleaned = 0.141224 Jy ! Total flux subtracted in 100 components = 0.141224 Jy ! Clean residual min=-0.017071 max=0.054154 Jy/beam ! Clean residual mean=-0.000133 rms=0.004499 Jy/beam ! Combined flux in latest and established models = 1.46695 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 1.46695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.282182Jy sigma=0.001865 ! Fit after self-cal, rms=1.281666Jy sigma=0.001842 ! Inverting map ! Your choice of large map pixels excluded 1.16% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0480997 Jy ! Component: 100 - total flux cleaned = 0.0804149 Jy ! Total flux subtracted in 100 components = 0.0804149 Jy ! Clean residual min=-0.015837 max=0.034807 Jy/beam ! Clean residual mean=-0.000091 rms=0.003526 Jy/beam ! Combined flux in latest and established models = 1.54737 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 1.54737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.279509Jy sigma=0.001631 ! Fit after self-cal, rms=1.279254Jy sigma=0.001622 ! Inverting map ! Your choice of large map pixels excluded 1.16% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Added new window around map position (-1.6, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0335728 Jy ! Component: 100 - total flux cleaned = 0.055598 Jy ! Total flux subtracted in 100 components = 0.055598 Jy ! Clean residual min=-0.014143 max=0.024134 Jy/beam ! Clean residual mean=-0.000066 rms=0.003010 Jy/beam ! Combined flux in latest and established models = 1.60297 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 41 components and 1.60297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.278239Jy sigma=0.001512 ! Fit after self-cal, rms=1.278079Jy sigma=0.001505 ! Inverting map ! Your choice of large map pixels excluded 1.16% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Added new window around map position (1, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0217533 Jy ! Component: 100 - total flux cleaned = 0.0377358 Jy ! Total flux subtracted in 100 components = 0.0377358 Jy ! Clean residual min=-0.012819 max=0.014266 Jy/beam ! Clean residual mean=-0.000048 rms=0.002714 Jy/beam ! Combined flux in latest and established models = 1.6407 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 1.6407 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.277680Jy sigma=0.001452 ! Fit after self-cal, rms=1.277670Jy sigma=0.001452 ! Inverting map ! Your choice of large map pixels excluded 1.16% of the data. ! The x-axis pixel size should ideally be below 0.1882 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 1.16% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.6498 mas, bmaj=1.089 mas, bpa=-7.263 degrees ! Estimated noise=614.363 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 (-0.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0226515 Jy ! Component: 100 - total flux cleaned = 0.0379239 Jy ! Component: 150 - total flux cleaned = 0.0492469 Jy ! Component: 200 - total flux cleaned = 0.0578778 Jy ! Total flux subtracted in 200 components = 0.0578778 Jy ! Clean residual min=-0.011962 max=0.012723 Jy/beam ! Clean residual mean=-0.000126 rms=0.003167 Jy/beam ! Combined flux in latest and established models = 1.69858 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 77 components and 1.69858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.277277Jy sigma=0.001407 ! Fit after self-cal, rms=1.277359Jy sigma=0.001406 ! Inverting map ! Your choice of large map pixels excluded 1.16% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 GC 1.00 KP 1.01 ! LA 1.01 NL 0.99 OV 0.96 PT 1.02 ! SC 0.91 WF 1.06 HH 1.00* KK 1.00* ! MA 1.00* MC 1.06 MK 1.00* NY 0.99 ! ON 1.03 TS 1.00* WZ 0.96 HN 1.16 ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 GC 1.02 KP 1.00 ! LA 1.00 NL 1.00 OV 0.96 PT 1.01 ! SC 0.97 WF 1.04 HH 1.00* KK 1.02 ! MA 1.00* MC 1.00* MK 1.00 NY 0.99 ! ON 1.00* TS 0.97 WZ 1.00* HN 1.14 ! ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 GC 0.98 KP 1.00 ! LA 0.96 NL 1.03 OV 0.97 PT 0.98 ! SC 0.90 WF 1.06 HH 1.00* KK 1.00* ! MA 1.00* MC 1.08 MK 1.00* NY 1.04 ! ON 0.99 TS 1.00* WZ 0.97 HN 1.19 ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.96 GC 1.02 KP 0.97 ! LA 0.96 NL 1.04 OV 0.95 PT 0.98 ! SC 0.94 WF 1.05 HH 1.00* KK 1.02 ! MA 1.00* MC 1.00* MK 1.04 NY 1.02 ! ON 1.00* TS 0.98 WZ 1.00* HN 1.17 ! ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00 KP 1.01 ! LA 0.96 NL 0.99 OV 0.97 PT 1.01 ! SC 0.94 WF 1.07 HH 1.00* KK 1.00* ! MA 1.00* MC 1.07 MK 1.00* NY 1.08 ! ON 1.00 TS 1.00* WZ 1.02 HN 1.15 ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00 GC 1.03 KP 0.98 ! LA 0.95 NL 0.99 OV 0.96 PT 1.00 ! SC 0.96 WF 1.07 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 1.00 NY 1.08 ! ON 1.00* TS 1.02 WZ 1.00* HN 1.16 ! ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 GC 1.01 KP 1.00 ! LA 0.98 NL 1.02 OV 0.98 PT 1.03 ! SC 0.98 WF 1.10 HH 1.00* KK 1.00* ! MA 1.00* MC 1.08 MK 1.00* NY 1.07 ! ON 1.00 TS 1.00* WZ 1.02 HN 1.15 ! ! A total of 57 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 GC 1.02 KP 0.97 ! LA 0.97 NL 1.01 OV 0.97 PT 1.02 ! SC 1.02 WF 1.07 HH 1.00* KK 1.02 ! MA 1.00* MC 1.00* MK 1.02 NY 1.07 ! ON 1.00* TS 1.03 WZ 1.00* HN 1.12 ! ! ! Fit before self-cal, rms=1.277359Jy sigma=0.001406 ! Fit after self-cal, rms=1.445809Jy sigma=0.001318 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.651 mas, bmaj=1.098 mas, bpa=-7.205 degrees ! Estimated noise=620.67 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 = -0.00828693 Jy ! Component: 100 - total flux cleaned = -0.0103597 Jy ! Component: 150 - total flux cleaned = -0.0112133 Jy ! Component: 200 - total flux cleaned = -0.0116568 Jy ! Total flux subtracted in 200 components = -0.0116568 Jy ! Clean residual min=-0.007592 max=0.008830 Jy/beam ! Clean residual mean=0.000052 rms=0.002105 Jy/beam ! Combined flux in latest and established models = 1.68692 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 93 components and 1.68692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.445616Jy sigma=0.001314 ! Fit after self-cal, rms=1.445782Jy sigma=0.001313 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 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=1.445782Jy sigma=0.001313 ! Fit after self-cal, rms=1.444747Jy sigma=0.001266 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.6516 mas, bmaj=1.099 mas, bpa=-7.417 degrees ! Estimated noise=620.284 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00282311 Jy ! Component: 100 - total flux cleaned = -0.00370752 Jy ! Component: 150 - total flux cleaned = -0.00399485 Jy ! Component: 200 - total flux cleaned = -0.00411075 Jy ! Total flux subtracted in 200 components = -0.00411075 Jy ! Clean residual min=-0.006272 max=0.006485 Jy/beam ! Clean residual mean=0.000006 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 1.68281 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 102 components and 1.68281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.444704Jy sigma=0.001263 ! Fit after self-cal, rms=1.444705Jy sigma=0.001263 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 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 (-3, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00654364 Jy ! Component: 100 - total flux cleaned = 0.0081566 Jy ! Component: 150 - total flux cleaned = 0.00858337 Jy ! Component: 200 - total flux cleaned = 0.00895389 Jy ! Total flux subtracted in 200 components = 0.00895389 Jy ! Clean residual min=-0.006228 max=0.005651 Jy/beam ! Clean residual mean=0.000010 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 1.69177 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 122 components and 1.69177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.444669Jy sigma=0.001258 ! Fit after self-cal, rms=1.444643Jy sigma=0.001258 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 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=1.444643Jy sigma=0.001258 ! Fit after self-cal, rms=1.441882Jy sigma=0.001239 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.6518 mas, bmaj=1.101 mas, bpa=-7.435 degrees ! Estimated noise=620.666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00394125 Jy ! Component: 100 - total flux cleaned = 0.00412549 Jy ! Component: 150 - total flux cleaned = 0.00427345 Jy ! Component: 200 - total flux cleaned = 0.00465321 Jy ! Total flux subtracted in 200 components = 0.00465321 Jy ! Clean residual min=-0.005013 max=0.004413 Jy/beam ! Clean residual mean=0.000046 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 1.69642 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 138 components and 1.69642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.441844Jy sigma=0.001235 ! Fit after self-cal, rms=1.441840Jy sigma=0.001235 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 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 = 0.00129276 Jy ! Component: 100 - total flux cleaned = 0.00166005 Jy ! Component: 150 - total flux cleaned = 0.00198153 Jy ! Component: 200 - total flux cleaned = 0.0020752 Jy ! Total flux subtracted in 200 components = 0.0020752 Jy ! Clean residual min=-0.004916 max=0.004230 Jy/beam ! Clean residual mean=0.000046 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 1.69849 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 140 components and 1.69849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.441803Jy sigma=0.001233 ! Fit after self-cal, rms=1.441794Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 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=1.441794Jy sigma=0.001233 ! Fit after self-cal, rms=1.436661Jy sigma=0.001232 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=2.442 mas, bmaj=2.674 mas, bpa=19.5 degrees ! Estimated noise=868.251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388194 Jy ! Component: 100 - total flux cleaned = 0.00407417 Jy ! Component: 150 - total flux cleaned = 0.00407069 Jy ! Component: 200 - total flux cleaned = 0.00396766 Jy ! Total flux subtracted in 200 components = 0.00396766 Jy ! Clean residual min=-0.004584 max=0.004563 Jy/beam ! Clean residual mean=0.000133 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 1.70246 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 167 components and 1.70246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.436682Jy sigma=0.001231 ! Fit after self-cal, rms=1.436687Jy sigma=0.001231 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 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 = 0.000645954 Jy ! Component: 100 - total flux cleaned = 0.000874219 Jy ! Component: 150 - total flux cleaned = 0.000871317 Jy ! Component: 200 - total flux cleaned = 0.000940829 Jy ! Total flux subtracted in 200 components = 0.000940829 Jy ! Clean residual min=-0.004504 max=0.004108 Jy/beam ! Clean residual mean=0.000133 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 1.7034 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 174 components and 1.7034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.436683Jy sigma=0.001231 ! Fit after self-cal, rms=1.436686Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 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 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.6521 mas, bmaj=1.102 mas, bpa=-7.446 degrees ! Estimated noise=621.038 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6521 x 1.102 at -7.446 degrees (North through East) ! Clean map min=-0.0040509 max=0.94391 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.436686Jy sigma=0.001230 ! Fit after self-cal, rms=1.350950Jy sigma=0.001124 ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.6529 mas, bmaj=1.101 mas, bpa=-7.431 degrees ! Estimated noise=621.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135858 Jy ! Component: 100 - total flux cleaned = 0.000140126 Jy ! Component: 150 - total flux cleaned = -4.38247e-05 Jy ! Component: 200 - total flux cleaned = -0.000127651 Jy ! Total flux subtracted in 200 components = -0.000127651 Jy ! Clean residual min=-0.003458 max=0.003463 Jy/beam ! Clean residual mean=0.000054 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 1.70327 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 184 components and 1.70327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.350923Jy sigma=0.001123 ! Fit after self-cal, rms=1.350929Jy sigma=0.001123 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.94196e-05 Jy ! Component: 100 - total flux cleaned = 2.41783e-05 Jy ! Component: 150 - total flux cleaned = 0.000155137 Jy ! Component: 200 - total flux cleaned = 0.000216438 Jy ! Total flux subtracted in 200 components = 0.000216438 Jy ! Clean residual min=-0.003393 max=0.003451 Jy/beam ! Clean residual mean=0.000054 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 1.70349 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 191 components and 1.70349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.350906Jy sigma=0.001122 ! Fit after self-cal, rms=1.350897Jy sigma=0.001122 ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.350897Jy sigma=0.001122 ! Fit after self-cal, rms=1.384028Jy sigma=0.001122 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 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.5689 mas, bmaj=1.015 mas, bpa=-5.15 degrees ! Estimated noise=867.137 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.762249 Jy ! Component: 100 - total flux cleaned = 1.07542 Jy ! Component: 150 - total flux cleaned = 1.2524 Jy ! Component: 200 - total flux cleaned = 1.36213 Jy ! Total flux subtracted in 200 components = 1.36213 Jy ! Clean residual min=-0.013008 max=0.057523 Jy/beam ! Clean residual mean=-0.000152 rms=0.004564 Jy/beam ! Combined flux in latest and established models = 1.36213 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 13 model components to the UV plane model. ! The established model now contains 13 components and 1.36213 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.6529 mas, bmaj=1.102 mas, bpa=-7.441 degrees ! Estimated noise=621.274 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 = 0.108275 Jy ! Component: 100 - total flux cleaned = 0.175176 Jy ! Component: 150 - total flux cleaned = 0.218795 Jy ! Component: 200 - total flux cleaned = 0.248552 Jy ! Total flux subtracted in 200 components = 0.248552 Jy ! Clean residual min=-0.006934 max=0.016523 Jy/beam ! Clean residual mean=-0.000056 rms=0.002358 Jy/beam ! Combined flux in latest and established models = 1.61068 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 53 components and 1.61068 Jy ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0213396 Jy ! Component: 100 - total flux cleaned = 0.0372168 Jy ! Component: 150 - total flux cleaned = 0.0493097 Jy ! Component: 200 - total flux cleaned = 0.0587914 Jy ! Total flux subtracted in 200 components = 0.0587914 Jy ! Clean residual min=-0.004054 max=0.006473 Jy/beam ! Clean residual mean=0.000014 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 1.66947 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 88 components and 1.66947 Jy ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Added new window around map position (-3.4, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00768903 Jy ! Component: 100 - total flux cleaned = 0.0137654 Jy ! Component: 150 - total flux cleaned = 0.0186498 Jy ! Component: 200 - total flux cleaned = 0.0226058 Jy ! Total flux subtracted in 200 components = 0.0226058 Jy ! Clean residual min=-0.003139 max=0.004060 Jy/beam ! Clean residual mean=0.000040 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 1.69208 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 115 components and 1.69208 Jy ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Added new window around map position (-2.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00391518 Jy ! Component: 100 - total flux cleaned = 0.00641027 Jy ! Component: 150 - total flux cleaned = 0.0079501 Jy ! Component: 200 - total flux cleaned = 0.00905183 Jy ! Total flux subtracted in 200 components = 0.00905183 Jy ! Clean residual min=-0.002905 max=0.003507 Jy/beam ! Clean residual mean=0.000050 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 1.70113 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 131 components and 1.70113 Jy ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Added new window around map position (4.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001688 Jy ! Component: 100 - total flux cleaned = 0.0023686 Jy ! Component: 150 - total flux cleaned = 0.00274649 Jy ! Component: 200 - total flux cleaned = 0.00296002 Jy ! Total flux subtracted in 200 components = 0.00296002 Jy ! Clean residual min=-0.003135 max=0.003262 Jy/beam ! Clean residual mean=0.000051 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 1.70409 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 150 components and 1.70409 Jy ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 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 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=2.443 mas, bmaj=2.672 mas, bpa=19.11 degrees ! Estimated noise=867.465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324413 Jy ! Component: 100 - total flux cleaned = 0.00385828 Jy ! Component: 150 - total flux cleaned = 0.00391909 Jy ! Component: 200 - total flux cleaned = 0.00386872 Jy ! Total flux subtracted in 200 components = 0.00386872 Jy ! Clean residual min=-0.003676 max=0.003997 Jy/beam ! Clean residual mean=0.000176 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 1.70796 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 = 1.30873e-07 Jy ! Component: 100 - total flux cleaned = -4.34306e-05 Jy ! Component: 150 - total flux cleaned = -8.19437e-05 Jy ! Component: 200 - total flux cleaned = -0.000153155 Jy ! Total flux subtracted in 200 components = -0.000153155 Jy ! Clean residual min=-0.003548 max=0.003957 Jy/beam ! Clean residual mean=0.000175 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 1.7078 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 167 components and 1.7078 Jy ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! Estimated beam: bmin=0.6529 mas, bmaj=1.102 mas, bpa=-7.441 degrees ! Estimated noise=621.274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00090809 Jy ! Component: 100 - total flux cleaned = -0.00114725 Jy ! Component: 150 - total flux cleaned = -0.00109561 Jy ! Component: 200 - total flux cleaned = -0.00104737 Jy ! Total flux subtracted in 200 components = -0.00104737 Jy ! Clean residual min=-0.002842 max=0.003242 Jy/beam ! Clean residual mean=0.000053 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 1.70676 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 183 components and 1.70676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.383930Jy sigma=0.001121 ! Fit after self-cal, rms=1.383910Jy sigma=0.001120 wmodel J0854+2006_X_2000_03_13_pus_map.mod ! Writing 183 model components to file: J0854+2006_X_2000_03_13_pus_map.mod wobs J0854+2006_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0854+2006_X_2000_03_13_pus_uvs.fits wwins J0854+2006_X_2000_03_13_pus_map.win ! wwins: Wrote 9 windows to J0854+2006_X_2000_03_13_pus_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 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113619 Jy ! Component: 100 - total flux cleaned = 0.00201311 Jy ! Component: 150 - total flux cleaned = 0.00280277 Jy ! Component: 200 - total flux cleaned = 0.00346307 Jy ! Component: 250 - total flux cleaned = 0.00400768 Jy ! Component: 300 - total flux cleaned = 0.00463746 Jy ! Component: 350 - total flux cleaned = 0.00515989 Jy ! Component: 400 - total flux cleaned = 0.00572057 Jy ! Component: 450 - total flux cleaned = 0.00622682 Jy ! Component: 500 - total flux cleaned = 0.00681596 Jy ! Component: 550 - total flux cleaned = 0.0073082 Jy ! Component: 600 - total flux cleaned = 0.00775101 Jy ! Component: 650 - total flux cleaned = 0.00818867 Jy ! Component: 700 - total flux cleaned = 0.00875153 Jy ! Component: 750 - total flux cleaned = 0.00922249 Jy ! Component: 800 - total flux cleaned = 0.00968904 Jy ! Component: 850 - total flux cleaned = 0.00998311 Jy ! Component: 900 - total flux cleaned = 0.0103582 Jy ! Component: 950 - total flux cleaned = 0.0107302 Jy ! Component: 1000 - total flux cleaned = 0.0112632 Jy ! Component: 1050 - total flux cleaned = 0.0117101 Jy ! Component: 1100 - total flux cleaned = 0.0120323 Jy ! Component: 1150 - total flux cleaned = 0.0124329 Jy ! Component: 1200 - total flux cleaned = 0.0128705 Jy ! Component: 1250 - total flux cleaned = 0.0132255 Jy ! Component: 1300 - total flux cleaned = 0.0137741 Jy ! Component: 1350 - total flux cleaned = 0.0140468 Jy ! Component: 1400 - total flux cleaned = 0.014395 Jy ! Component: 1450 - total flux cleaned = 0.0148178 Jy ! Component: 1500 - total flux cleaned = 0.0152 Jy ! Component: 1550 - total flux cleaned = 0.0155417 Jy ! Component: 1600 - total flux cleaned = 0.0158435 Jy ! Component: 1650 - total flux cleaned = 0.0161436 Jy ! Component: 1700 - total flux cleaned = 0.0162928 Jy ! Component: 1750 - total flux cleaned = 0.0167383 Jy ! Component: 1800 - total flux cleaned = 0.0170334 Jy ! Component: 1850 - total flux cleaned = 0.0172536 Jy ! Component: 1900 - total flux cleaned = 0.017472 Jy ! Component: 1950 - total flux cleaned = 0.0178715 Jy ! Component: 2000 - total flux cleaned = 0.0181604 Jy ! Total flux subtracted in 2048 components = 0.0184118 Jy ! Clean residual min=-0.001941 max=0.002167 Jy/beam ! Clean residual mean=0.000044 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 1.72517 Jy keep ! Adding 187 model components to the UV plane model. ! The established model now contains 370 components and 1.72517 Jy ![Exited script file: muppet] wmap "J0854+2006_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6529 x 1.102 at -7.441 degrees (North through East) ! Clean map min=-0.0024182 max=0.94663 Jy/beam ! Writing clean map to FITS file: J0854+2006_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.946626 invert ! Inverting map ! Your choice of large map pixels excluded 1.19% of the data. ! The x-axis pixel size should ideally be below 0.1882 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000650289 device "J0854+2006_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0854+2006_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.206087 0.206087 0.412173 0.824346 1.64869 3.29739 6.59477 13.1895 26.3791 52.7582 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.946 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6529 x 1.102 at -7.441 degrees (North through East) ! Clean map min=-0.0024182 max=0.94663 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0854+2006_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:29:07 2013