! Started logfile: J1104+3812_X_2010_10_13_pus_uvs.log on Thu Feb 24 21:18:08 2011 obs J1104+3812_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1104+3812_X_2010_10_13_pus_uva.fits ! AN table 1: 111 integrations on 105 of 105 possible baselines. ! AN table 2: 123 integrations on 105 of 105 possible baselines. ! AN table 3: 10 integrations on 105 of 105 possible baselines. ! AN table 4: 95 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.15078 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1104+3812 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5200 lines of history. ! ! Reading 21468 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1104+3812_X_2010_10_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 = 256x256 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 996 telescope corrections were flagged in sub-array 1. ! A total of 1599 telescope corrections were flagged in sub-array 2. ! A total of 150 telescope corrections were flagged in sub-array 3. ! A total of 960 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 996 telescope corrections were flagged in sub-array 1. ! A total of 1614 telescope corrections were flagged in sub-array 2. ! A total of 150 telescope corrections were flagged in sub-array 3. ! A total of 960 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 996 telescope corrections were flagged in sub-array 1. ! A total of 1659 telescope corrections were flagged in sub-array 2. ! A total of 150 telescope corrections were flagged in sub-array 3. ! A total of 960 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1074 telescope corrections were flagged in sub-array 1. ! A total of 1656 telescope corrections were flagged in sub-array 2. ! A total of 150 telescope corrections were flagged in sub-array 3. ! A total of 960 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.808164Jy sigma=0.008414 ! Fit after self-cal, rms=0.773672Jy sigma=0.008269 ! 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 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5229 mas, bmaj=0.6998 mas, bpa=-4.396 degrees ! Estimated noise=898.037 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 = 0.178529 Jy ! Component: 100 - total flux cleaned = 0.221658 Jy ! Total flux subtracted in 100 components = 0.221658 Jy ! Clean residual min=-0.009376 max=0.016878 Jy/beam ! Clean residual mean=0.000253 rms=0.003040 Jy/beam ! Combined flux in latest and established models = 0.221658 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.221658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174056Jy sigma=0.001471 ! Fit after self-cal, rms=0.173981Jy sigma=0.001471 ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 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 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6632 mas, bmaj=0.9639 mas, bpa=-11.05 degrees ! Estimated noise=491.679 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 = 0.0366649 Jy ! Component: 100 - total flux cleaned = 0.0543357 Jy ! Component: 150 - total flux cleaned = 0.0634707 Jy ! Component: 200 - total flux cleaned = 0.0682071 Jy ! Total flux subtracted in 200 components = 0.0682071 Jy ! Clean residual min=-0.003847 max=0.013822 Jy/beam ! Clean residual mean=0.001208 rms=0.002032 Jy/beam ! Combined flux in latest and established models = 0.289865 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 20 components and 0.289865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168489Jy sigma=0.001362 ! Fit after self-cal, rms=0.168402Jy sigma=0.001361 ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Added new window around map position (-1, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143465 Jy ! Component: 100 - total flux cleaned = 0.0197807 Jy ! Component: 150 - total flux cleaned = 0.0203927 Jy ! Component: 200 - total flux cleaned = 0.0207177 Jy ! Total flux subtracted in 200 components = 0.0207177 Jy ! Clean residual min=-0.004235 max=0.007559 Jy/beam ! Clean residual mean=0.000396 rms=0.001418 Jy/beam ! Combined flux in latest and established models = 0.310583 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 36 components and 0.310583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167237Jy sigma=0.001344 ! Fit after self-cal, rms=0.167112Jy sigma=0.001341 ! Inverting map ! Your choice of large map pixels excluded 5.76% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HH 0.95 HN 1.04 ! KB 1.00* KK 1.00* KP 0.97 LA 0.98 ! MK 1.00* NL 1.01 NY 1.06 OV 1.00* ! PT 1.02 SC 0.96 TS 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.91 HN 1.23 ! KB 0.98 KK 1.00* KP 1.00* LA 1.00* ! MK 1.00* NL 1.12 NY 1.08 OV 1.00* ! PT 1.00* SC 0.98 TS 0.84 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.97 HH 1.00* HN 1.03 ! KB 0.99 KK 0.85 KP 0.97 LA 0.98 ! MK 0.98 NL 1.14 NY 0.95 OV 0.96 ! PT 0.96 SC 1.00* TS 1.00 ! ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HH 1.01 HN 1.04 ! KB 1.00* KK 1.00* KP 0.99 LA 0.96 ! MK 1.00* NL 1.02 NY 1.04 OV 1.00* ! PT 1.01 SC 0.99 TS 1.00* ! ! A total of 114 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.07 HN 1.04 ! KB 0.89 KK 1.00* KP 1.00* LA 1.00* ! MK 1.00* NL 1.16 NY 1.14 OV 1.00* ! PT 1.00* SC 1.21 TS 0.90 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.97 HH 1.00* HN 1.07 ! KB 1.02 KK 0.86 KP 0.99 LA 0.98 ! MK 1.01 NL 1.19 NY 0.95 OV 0.96 ! PT 0.96 SC 1.00* TS 1.00 ! ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HH 1.28 HN 1.10 ! KB 1.00* KK 1.00* KP 1.02 LA 0.96 ! MK 1.00* NL 1.00 NY 1.05 OV 1.00* ! PT 1.00 SC 0.97 TS 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.04 HN 0.99 ! KB 0.93 KK 1.00* KP 1.00* LA 1.00* ! MK 1.00* NL 1.15 NY 1.11 OV 1.00* ! PT 1.00* SC 1.02 TS 0.88 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.97 HH 1.00* HN 1.07 ! KB 1.02 KK 0.88 KP 0.98 LA 0.95 ! MK 1.00 NL 1.11 NY 1.11 OV 0.97 ! PT 1.01 SC 1.00* TS 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HH 1.00* HN 1.14 ! KB 1.00* KK 1.00* KP 1.00 LA 1.02 ! MK 1.00* NL 1.01 NY 0.97 OV 1.00* ! PT 1.01 SC 0.98 TS 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.06 ! KB 1.00* KK 1.00* KP 1.00* LA 1.00* ! MK 1.00* NL 1.15 NY 0.88 OV 1.00* ! PT 1.00* SC 1.21 TS 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.98 HH 1.00* HN 2.55 ! KB 1.05 KK 0.86 KP 0.99 LA 1.03 ! MK 0.98 NL 1.16 NY 0.98 OV 0.98 ! PT 0.99 SC 1.00* TS 1.00 ! ! ! Fit before self-cal, rms=0.167112Jy sigma=0.001341 ! Fit after self-cal, rms=0.191011Jy sigma=0.001331 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6692 mas, bmaj=0.9741 mas, bpa=-10.8 degrees ! Estimated noise=495.045 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 = 0.000690983 Jy ! Component: 100 - total flux cleaned = 0.000778684 Jy ! Component: 150 - total flux cleaned = 0.000704435 Jy ! Component: 200 - total flux cleaned = 0.000632855 Jy ! Total flux subtracted in 200 components = 0.000632855 Jy ! Clean residual min=-0.004743 max=0.004952 Jy/beam ! Clean residual mean=0.000102 rms=0.001261 Jy/beam ! Combined flux in latest and established models = 0.311216 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.311216 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190953Jy sigma=0.001329 ! Fit after self-cal, rms=0.191072Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 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=0.191072Jy sigma=0.001329 ! Fit after self-cal, rms=0.200639Jy sigma=0.001327 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6695 mas, bmaj=0.9724 mas, bpa=-9.864 degrees ! Estimated noise=506.671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264149 Jy ! Component: 100 - total flux cleaned = 0.00293551 Jy ! Component: 150 - total flux cleaned = 0.00304642 Jy ! Component: 200 - total flux cleaned = 0.00295505 Jy ! Total flux subtracted in 200 components = 0.00295505 Jy ! Clean residual min=-0.006283 max=0.007161 Jy/beam ! Clean residual mean=-0.000009 rms=0.001640 Jy/beam ! Combined flux in latest and established models = 0.314171 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 0.314171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200447Jy sigma=0.001325 ! Fit after self-cal, rms=0.200509Jy sigma=0.001324 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 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 (-2.4, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00506439 Jy ! Component: 100 - total flux cleaned = 0.00520961 Jy ! Component: 150 - total flux cleaned = 0.00542767 Jy ! Component: 200 - total flux cleaned = 0.00562679 Jy ! Total flux subtracted in 200 components = 0.00562679 Jy ! Clean residual min=-0.006054 max=0.004543 Jy/beam ! Clean residual mean=-0.000246 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 0.319798 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 63 components and 0.319798 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200304Jy sigma=0.001321 ! Fit after self-cal, rms=0.200293Jy sigma=0.001320 ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 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=0.200293Jy sigma=0.001320 ! Fit after self-cal, rms=0.209677Jy sigma=0.001290 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6697 mas, bmaj=0.9802 mas, bpa=-10.63 degrees ! Estimated noise=505.274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196145 Jy ! Component: 100 - total flux cleaned = 0.00204175 Jy ! Component: 150 - total flux cleaned = 0.00204439 Jy ! Component: 200 - total flux cleaned = 0.00192359 Jy ! Total flux subtracted in 200 components = 0.00192359 Jy ! Clean residual min=-0.002969 max=0.002884 Jy/beam ! Clean residual mean=-0.000093 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.321721 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 69 components and 0.321721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209608Jy sigma=0.001289 ! Fit after self-cal, rms=0.209665Jy sigma=0.001289 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 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 = 0.00027962 Jy ! Component: 100 - total flux cleaned = 0.000329739 Jy ! Component: 150 - total flux cleaned = 0.000376701 Jy ! Component: 200 - total flux cleaned = 0.000376857 Jy ! Total flux subtracted in 200 components = 0.000376857 Jy ! Clean residual min=-0.002875 max=0.002766 Jy/beam ! Clean residual mean=-0.000108 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.322098 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 0.322098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209635Jy sigma=0.001289 ! Fit after self-cal, rms=0.209637Jy sigma=0.001289 ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 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=0.209637Jy sigma=0.001289 ! Fit after self-cal, rms=0.209762Jy sigma=0.001289 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=2.65 mas, bmaj=3.63 mas, bpa=-81.79 degrees ! Estimated noise=676.384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000193832 Jy ! Component: 100 - total flux cleaned = 0.000388082 Jy ! Component: 150 - total flux cleaned = 0.000548542 Jy ! Component: 200 - total flux cleaned = 0.000571898 Jy ! Total flux subtracted in 200 components = 0.000571898 Jy ! Clean residual min=-0.003119 max=0.003600 Jy/beam ! Clean residual mean=-0.000157 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 0.32267 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 74 components and 0.32267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209759Jy sigma=0.001288 ! Fit after self-cal, rms=0.209756Jy sigma=0.001288 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 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 = 5.08164e-05 Jy ! Component: 100 - total flux cleaned = 0.000179516 Jy ! Component: 150 - total flux cleaned = 0.000280938 Jy ! Component: 200 - total flux cleaned = 0.000302211 Jy ! Total flux subtracted in 200 components = 0.000302211 Jy ! Clean residual min=-0.003126 max=0.003630 Jy/beam ! Clean residual mean=-0.000187 rms=0.001225 Jy/beam ! Combined flux in latest and established models = 0.322972 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 78 components and 0.322972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209761Jy sigma=0.001288 ! Fit after self-cal, rms=0.209761Jy sigma=0.001288 ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 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 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6702 mas, bmaj=0.9818 mas, bpa=-10.78 degrees ! Estimated noise=504.581 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6702 x 0.9818 at -10.78 degrees (North through East) ! Clean map min=-0.0025974 max=0.24421 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 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.5239 mas, bmaj=0.705 mas, bpa=-3.609 degrees ! Estimated noise=928.154 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.185469 Jy ! Component: 100 - total flux cleaned = 0.232347 Jy ! Component: 150 - total flux cleaned = 0.254993 Jy ! Component: 200 - total flux cleaned = 0.26869 Jy ! Total flux subtracted in 200 components = 0.26869 Jy ! Clean residual min=-0.005055 max=0.007274 Jy/beam ! Clean residual mean=0.000144 rms=0.001477 Jy/beam ! Combined flux in latest and established models = 0.26869 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.26869 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6702 mas, bmaj=0.9818 mas, bpa=-10.78 degrees ! Estimated noise=504.581 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 = 0.0183383 Jy ! Component: 100 - total flux cleaned = 0.0292275 Jy ! Component: 150 - total flux cleaned = 0.0366016 Jy ! Component: 200 - total flux cleaned = 0.0416947 Jy ! Total flux subtracted in 200 components = 0.0416947 Jy ! Clean residual min=-0.002543 max=0.003431 Jy/beam ! Clean residual mean=0.000427 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.310384 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 51 components and 0.310384 Jy ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 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 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=2.65 mas, bmaj=3.63 mas, bpa=-81.79 degrees ! Estimated noise=676.384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00625887 Jy ! Component: 100 - total flux cleaned = 0.00929429 Jy ! Component: 150 - total flux cleaned = 0.0108926 Jy ! Component: 200 - total flux cleaned = 0.0115552 Jy ! Total flux subtracted in 200 components = 0.0115552 Jy ! Clean residual min=-0.002928 max=0.003634 Jy/beam ! Clean residual mean=-0.000088 rms=0.001183 Jy/beam ! Combined flux in latest and established models = 0.321939 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 = 0.000161875 Jy ! Component: 100 - total flux cleaned = 0.00025624 Jy ! Component: 150 - total flux cleaned = 0.000299703 Jy ! Component: 200 - total flux cleaned = 0.000320969 Jy ! Total flux subtracted in 200 components = 0.000320969 Jy ! Clean residual min=-0.002946 max=0.003620 Jy/beam ! Clean residual mean=-0.000122 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 0.32226 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 70 components and 0.32226 Jy ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! Estimated beam: bmin=0.6702 mas, bmaj=0.9818 mas, bpa=-10.78 degrees ! Estimated noise=504.581 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000681592 Jy ! Component: 100 - total flux cleaned = -0.00062145 Jy ! Component: 150 - total flux cleaned = -0.000564253 Jy ! Component: 200 - total flux cleaned = -0.000461452 Jy ! Total flux subtracted in 200 components = -0.000461452 Jy ! Clean residual min=-0.002468 max=0.002813 Jy/beam ! Clean residual mean=-0.000028 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.321799 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 75 components and 0.321799 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209754Jy sigma=0.001288 ! Fit after self-cal, rms=0.209710Jy sigma=0.001287 wmodel J1104+3812_X_2010_10_13_pus_map.mod ! Writing 75 model components to file: J1104+3812_X_2010_10_13_pus_map.mod wobs J1104+3812_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1104+3812_X_2010_10_13_pus_uvs.fits wwins J1104+3812_X_2010_10_13_pus_map.win ! wwins: Wrote 3 windows to J1104+3812_X_2010_10_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 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000307047 Jy ! Component: 100 - total flux cleaned = 0.000488388 Jy ! Component: 150 - total flux cleaned = 0.000531579 Jy ! Component: 200 - total flux cleaned = 0.000450758 Jy ! Component: 250 - total flux cleaned = 0.000334537 Jy ! Component: 300 - total flux cleaned = 0.000182873 Jy ! Component: 350 - total flux cleaned = -2.16395e-06 Jy ! Component: 400 - total flux cleaned = -0.000146625 Jy ! Component: 450 - total flux cleaned = -0.000287701 Jy ! Component: 500 - total flux cleaned = -0.000390814 Jy ! Component: 550 - total flux cleaned = -0.000491737 Jy ! Component: 600 - total flux cleaned = -0.000557675 Jy ! Component: 650 - total flux cleaned = -0.000686843 Jy ! Component: 700 - total flux cleaned = -0.000718399 Jy ! Component: 750 - total flux cleaned = -0.000811486 Jy ! Component: 800 - total flux cleaned = -0.000842009 Jy ! Component: 850 - total flux cleaned = -0.00093213 Jy ! Component: 900 - total flux cleaned = -0.000961707 Jy ! Component: 950 - total flux cleaned = -0.00104881 Jy ! Component: 1000 - total flux cleaned = -0.0011057 Jy ! Total flux subtracted in 1024 components = -0.00113377 Jy ! Clean residual min=-0.001759 max=0.001537 Jy/beam ! Clean residual mean=0.000014 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.320665 Jy keep ! Adding 58 model components to the UV plane model. ! The established model now contains 133 components and 0.320665 Jy ![Exited script file: muppet] wmap "J1104+3812_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6702 x 0.9818 at -10.78 degrees (North through East) ! Clean map min=-0.0023423 max=0.24507 Jy/beam ! Writing clean map to FITS file: J1104+3812_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.245072 invert ! Inverting map ! Your choice of large map pixels excluded 5.62% of the data. ! The x-axis pixel size should ideally be below 0.1776 milli-arcsec ! The y-axis pixel size should ideally be below 0.1644 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000504094 device "J1104+3812_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1104+3812_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.617077 0.617077 1.23415 2.46831 4.93661 9.87323 19.7465 39.4929 78.9858 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.245 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6702 x 0.9818 at -10.78 degrees (North through East) ! Clean map min=-0.0023423 max=0.24507 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1104+3812_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1104+3812_X_2010_10_13_pus_map.gif/vgif' mapplot cln