! Started logfile: J1549+0237_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:59:26 2013 obs J1549+0237_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1549+0237_X_2001_03_12_pus_uva.fits ! AN table 1: 12 integrations on 136 of 136 possible baselines. ! AN table 2: 51 integrations on 136 of 136 possible baselines. ! AN table 3: 10 integrations on 136 of 136 possible baselines. ! AN table 4: 204 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.078281 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1549+0237 ! ! 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 1749 lines of history. ! ! Reading 11796 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 J1549+0237_X_2001_03_12_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 204 telescope corrections were flagged in sub-array 1. ! A total of 585 telescope corrections were flagged in sub-array 2. ! A total of 170 telescope corrections were flagged in sub-array 3. ! A total of 2989 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 204 telescope corrections were flagged in sub-array 1. ! A total of 585 telescope corrections were flagged in sub-array 2. ! A total of 170 telescope corrections were flagged in sub-array 3. ! A total of 2989 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 204 telescope corrections were flagged in sub-array 1. ! A total of 585 telescope corrections were flagged in sub-array 2. ! A total of 170 telescope corrections were flagged in sub-array 3. ! A total of 2989 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 204 telescope corrections were flagged in sub-array 1. ! A total of 585 telescope corrections were flagged in sub-array 2. ! A total of 170 telescope corrections were flagged in sub-array 3. ! A total of 2989 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.633800Jy sigma=0.005177 ! Fit after self-cal, rms=0.366950Jy sigma=0.002881 ! 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 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.5415 mas, bmaj=1.372 mas, bpa=-4.783 degrees ! Estimated noise=1325.29 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 = 0.820612 Jy ! Component: 100 - total flux cleaned = 1.05748 Jy ! Total flux subtracted in 100 components = 1.05748 Jy ! Clean residual min=-0.037213 max=0.115883 Jy/beam ! Clean residual mean=-0.000282 rms=0.011880 Jy/beam ! Combined flux in latest and established models = 1.05748 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.05748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326114Jy sigma=0.002533 ! Fit after self-cal, rms=0.325738Jy sigma=0.002530 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Added new window around map position (0.2, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.126315 Jy ! Component: 100 - total flux cleaned = 0.203419 Jy ! Total flux subtracted in 100 components = 0.203419 Jy ! Clean residual min=-0.029393 max=0.053708 Jy/beam ! Clean residual mean=-0.000151 rms=0.007445 Jy/beam ! Combined flux in latest and established models = 1.2609 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 1.2609 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263337Jy sigma=0.001767 ! Fit after self-cal, rms=0.261844Jy sigma=0.001756 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Added new window around map position (0.8, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0582165 Jy ! Component: 100 - total flux cleaned = 0.0987888 Jy ! Total flux subtracted in 100 components = 0.0987888 Jy ! Clean residual min=-0.025599 max=0.033193 Jy/beam ! Clean residual mean=-0.000091 rms=0.006020 Jy/beam ! Combined flux in latest and established models = 1.35969 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 1.35969 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246518Jy sigma=0.001565 ! Fit after self-cal, rms=0.245951Jy sigma=0.001559 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 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 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.7016 mas, bmaj=1.802 mas, bpa=-6.622 degrees ! Estimated noise=852.407 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 = 0.0451439 Jy ! Component: 100 - total flux cleaned = 0.0686795 Jy ! Component: 150 - total flux cleaned = 0.0765201 Jy ! Component: 200 - total flux cleaned = 0.0802265 Jy ! Total flux subtracted in 200 components = 0.0802265 Jy ! Clean residual min=-0.018630 max=0.019147 Jy/beam ! Clean residual mean=-0.000058 rms=0.004604 Jy/beam ! Combined flux in latest and established models = 1.43991 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 44 components and 1.43991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240045Jy sigma=0.001463 ! Fit after self-cal, rms=0.239650Jy sigma=0.001461 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 HH 1.00* HN 1.00* ! KK 0.93 KP 0.97 LA 0.97 MA 1.00* ! MC 1.00* MK 0.99 NL 1.05 ON 1.00* ! OV 0.98 PT 0.95 SC 1.00* TS 0.88 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.01 HH 0.92 HN 1.04 ! KK 1.01 KP 1.00 LA 0.98 MA 0.99 ! MC 1.00* MK 0.98 NL 0.98 ON 1.00* ! OV 1.01 PT 0.96 SC 1.03 TS 1.84 ! WZ 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 HH 1.00* HN 1.00* ! KK 0.96 KP 0.92 LA 0.96 MA 1.00* ! MC 1.00* MK 0.98 NL 1.01 ON 1.00* ! OV 0.97 PT 0.97 SC 1.00* TS 0.89 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.01 HH 0.89 HN 1.05 ! KK 0.98 KP 0.94 LA 0.97 MA 0.96 ! MC 1.00* MK 0.98 NL 0.95 ON 1.00* ! OV 1.02 PT 0.99 SC 0.99 TS 1.86 ! WZ 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.97 HH 1.00* HN 1.00* ! KK 1.02 KP 0.89 LA 0.99 MA 1.00* ! MC 1.00* MK 1.00 NL 1.05 ON 1.00* ! OV 1.03 PT 1.00 SC 1.00* TS 0.86 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 0.98 HH 0.93 HN 1.05 ! KK 1.07 KP 0.93 LA 1.00 MA 0.98 ! MC 1.00* MK 0.99 NL 0.97 ON 1.00* ! OV 1.05 PT 1.02 SC 0.99 TS 1.88 ! WZ 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.96 HH 1.00* HN 1.00* ! KK 0.95 KP 0.93 LA 0.96 MA 1.00* ! MC 1.00* MK 1.02 NL 1.06 ON 1.00* ! OV 0.99 PT 1.01 SC 1.00* TS 0.84 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.99 HH 0.91 HN 1.05 ! KK 1.01 KP 0.94 LA 0.96 MA 1.05 ! MC 1.00* MK 1.01 NL 0.99 ON 1.00* ! OV 1.02 PT 1.02 SC 1.04 TS 1.71 ! WZ 1.09 ! ! ! Fit before self-cal, rms=0.239650Jy sigma=0.001461 ! Fit after self-cal, rms=0.224306Jy sigma=0.001333 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.7135 mas, bmaj=1.815 mas, bpa=-6.406 degrees ! Estimated noise=852.061 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 = -0.0130976 Jy ! Component: 100 - total flux cleaned = -0.0171885 Jy ! Component: 150 - total flux cleaned = -0.017592 Jy ! Component: 200 - total flux cleaned = -0.017775 Jy ! Total flux subtracted in 200 components = -0.017775 Jy ! Clean residual min=-0.012171 max=0.012808 Jy/beam ! Clean residual mean=-0.000006 rms=0.003234 Jy/beam ! Combined flux in latest and established models = 1.42214 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 53 components and 1.42214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223391Jy sigma=0.001325 ! Fit after self-cal, rms=0.223044Jy sigma=0.001324 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 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=0.223044Jy sigma=0.001324 ! Fit after self-cal, rms=0.214547Jy sigma=0.001215 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.7156 mas, bmaj=1.813 mas, bpa=-6.391 degrees ! Estimated noise=853.592 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00683172 Jy ! Component: 100 - total flux cleaned = -0.00666317 Jy ! Component: 150 - total flux cleaned = -0.00651618 Jy ! Component: 200 - total flux cleaned = -0.00651697 Jy ! Total flux subtracted in 200 components = -0.00651697 Jy ! Clean residual min=-0.005890 max=0.007160 Jy/beam ! Clean residual mean=-0.000003 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 1.41562 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 60 components and 1.41562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214023Jy sigma=0.001210 ! Fit after self-cal, rms=0.214211Jy sigma=0.001209 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 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 (1, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00505288 Jy ! Component: 100 - total flux cleaned = 0.00506466 Jy ! Component: 150 - total flux cleaned = 0.00491906 Jy ! Component: 200 - total flux cleaned = 0.0047846 Jy ! Total flux subtracted in 200 components = 0.0047846 Jy ! Clean residual min=-0.005581 max=0.004991 Jy/beam ! Clean residual mean=-0.000001 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 1.42041 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 1.4204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213901Jy sigma=0.001206 ! Fit after self-cal, rms=0.213866Jy sigma=0.001206 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 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=0.213866Jy sigma=0.001206 ! Fit after self-cal, rms=0.214102Jy sigma=0.001205 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.716 mas, bmaj=1.81 mas, bpa=-6.399 degrees ! Estimated noise=852.274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000288699 Jy ! Component: 100 - total flux cleaned = -2.13604e-05 Jy ! Component: 150 - total flux cleaned = -0.000252389 Jy ! Component: 200 - total flux cleaned = -0.000359594 Jy ! Total flux subtracted in 200 components = -0.000359594 Jy ! Clean residual min=-0.005056 max=0.004824 Jy/beam ! Clean residual mean=-0.000003 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 1.42005 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 80 components and 1.42005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213883Jy sigma=0.001203 ! Fit after self-cal, rms=0.213849Jy sigma=0.001203 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 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 = 9.06726e-05 Jy ! Component: 100 - total flux cleaned = 0.000192439 Jy ! Component: 150 - total flux cleaned = 0.00019413 Jy ! Component: 200 - total flux cleaned = 0.000286169 Jy ! Total flux subtracted in 200 components = 0.000286169 Jy ! Clean residual min=-0.004954 max=0.004563 Jy/beam ! Clean residual mean=-0.000003 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 1.42033 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 81 components and 1.42033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213738Jy sigma=0.001202 ! Fit after self-cal, rms=0.213721Jy sigma=0.001202 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 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=0.213721Jy sigma=0.001202 ! Fit after self-cal, rms=0.213734Jy sigma=0.001202 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=2.375 mas, bmaj=3.285 mas, bpa=-4.126 degrees ! Estimated noise=1060.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000397515 Jy ! Component: 100 - total flux cleaned = 7.04732e-05 Jy ! Component: 150 - total flux cleaned = 0.00052558 Jy ! Component: 200 - total flux cleaned = 0.000841869 Jy ! Total flux subtracted in 200 components = 0.000841869 Jy ! Clean residual min=-0.004631 max=0.004335 Jy/beam ! Clean residual mean=-0.000006 rms=0.001327 Jy/beam ! Combined flux in latest and established models = 1.42117 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 86 components and 1.42117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213685Jy sigma=0.001201 ! Fit after self-cal, rms=0.213647Jy sigma=0.001201 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 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 = -0.000203557 Jy ! Component: 100 - total flux cleaned = 0.000121234 Jy ! Component: 150 - total flux cleaned = 0.000340195 Jy ! Component: 200 - total flux cleaned = 0.000579161 Jy ! Total flux subtracted in 200 components = 0.000579161 Jy ! Clean residual min=-0.004571 max=0.004112 Jy/beam ! Clean residual mean=-0.000005 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 1.42175 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 88 components and 1.42175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213637Jy sigma=0.001201 ! Fit after self-cal, rms=0.213614Jy sigma=0.001201 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 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 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.7163 mas, bmaj=1.809 mas, bpa=-6.405 degrees ! Estimated noise=851.477 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7163 x 1.809 at -6.405 degrees (North through East) ! Clean map min=-0.0080568 max=1.0545 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=0.213614Jy sigma=0.001201 ! Fit after self-cal, rms=0.227394Jy sigma=0.001100 ! Inverting map and beam ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.717 mas, bmaj=1.81 mas, bpa=-6.453 degrees ! Estimated noise=850.792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00323736 Jy ! Component: 100 - total flux cleaned = -0.00343478 Jy ! Component: 150 - total flux cleaned = -0.00335683 Jy ! Component: 200 - total flux cleaned = -0.00335728 Jy ! Total flux subtracted in 200 components = -0.00335728 Jy ! Clean residual min=-0.004299 max=0.003688 Jy/beam ! Clean residual mean=0.000000 rms=0.001051 Jy/beam ! Combined flux in latest and established models = 1.4184 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 93 components and 1.4184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227271Jy sigma=0.001099 ! Fit after self-cal, rms=0.227280Jy sigma=0.001099 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000203412 Jy ! Component: 100 - total flux cleaned = -0.000131785 Jy ! Component: 150 - total flux cleaned = -6.89659e-05 Jy ! Component: 200 - total flux cleaned = -1.02882e-05 Jy ! Total flux subtracted in 200 components = -1.02882e-05 Jy ! Clean residual min=-0.004230 max=0.003602 Jy/beam ! Clean residual mean=-0.000000 rms=0.001040 Jy/beam ! Combined flux in latest and established models = 1.41838 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 1.41838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227223Jy sigma=0.001098 ! Fit after self-cal, rms=0.227230Jy sigma=0.001098 ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227230Jy sigma=0.001098 ! Fit after self-cal, rms=0.231631Jy sigma=0.001098 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 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.5441 mas, bmaj=1.377 mas, bpa=-3.906 degrees ! Estimated noise=1326.12 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.818053 Jy ! Component: 100 - total flux cleaned = 1.05905 Jy ! Component: 150 - total flux cleaned = 1.18458 Jy ! Component: 200 - total flux cleaned = 1.2625 Jy ! Total flux subtracted in 200 components = 1.2625 Jy ! Clean residual min=-0.015503 max=0.041269 Jy/beam ! Clean residual mean=-0.000095 rms=0.004629 Jy/beam ! Combined flux in latest and established models = 1.2625 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 29 model components to the UV plane model. ! The established model now contains 29 components and 1.2625 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.7174 mas, bmaj=1.809 mas, bpa=-6.457 degrees ! Estimated noise=850.302 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 = 0.0691185 Jy ! Component: 100 - total flux cleaned = 0.105166 Jy ! Component: 150 - total flux cleaned = 0.125675 Jy ! Component: 200 - total flux cleaned = 0.138555 Jy ! Total flux subtracted in 200 components = 0.138555 Jy ! Clean residual min=-0.007412 max=0.006942 Jy/beam ! Clean residual mean=-0.000003 rms=0.001450 Jy/beam ! Combined flux in latest and established models = 1.40106 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 47 components and 1.40106 Jy ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 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 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=2.376 mas, bmaj=3.284 mas, bpa=-4.045 degrees ! Estimated noise=1058.41 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105886 Jy ! Component: 100 - total flux cleaned = 0.0148397 Jy ! Component: 150 - total flux cleaned = 0.0161024 Jy ! Component: 200 - total flux cleaned = 0.0169131 Jy ! Total flux subtracted in 200 components = 0.0169131 Jy ! Clean residual min=-0.004167 max=0.003614 Jy/beam ! Clean residual mean=0.000010 rms=0.001181 Jy/beam ! Combined flux in latest and established models = 1.41797 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 = 0.000602491 Jy ! Component: 100 - total flux cleaned = 0.000848436 Jy ! Component: 150 - total flux cleaned = 0.000899309 Jy ! Component: 200 - total flux cleaned = 0.000944191 Jy ! Total flux subtracted in 200 components = 0.000944191 Jy ! Clean residual min=-0.004052 max=0.003259 Jy/beam ! Clean residual mean=0.000009 rms=0.001151 Jy/beam ! Combined flux in latest and established models = 1.41891 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 74 components and 1.41891 Jy ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! Estimated beam: bmin=0.7174 mas, bmaj=1.809 mas, bpa=-6.457 degrees ! Estimated noise=850.302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000567887 Jy ! Component: 100 - total flux cleaned = 0.000576486 Jy ! Component: 150 - total flux cleaned = 0.000434656 Jy ! Component: 200 - total flux cleaned = 2.44015e-05 Jy ! Total flux subtracted in 200 components = 2.44015e-05 Jy ! Clean residual min=-0.005240 max=0.004470 Jy/beam ! Clean residual mean=0.000004 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 1.41894 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 83 components and 1.41894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232777Jy sigma=0.001103 ! Fit after self-cal, rms=0.232720Jy sigma=0.001102 wmodel J1549+0237_X_2001_03_12_pus_map.mod ! Writing 83 model components to file: J1549+0237_X_2001_03_12_pus_map.mod wobs J1549+0237_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1549+0237_X_2001_03_12_pus_uvs.fits wwins J1549+0237_X_2001_03_12_pus_map.win ! wwins: Wrote 4 windows to J1549+0237_X_2001_03_12_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 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00192403 Jy ! Component: 100 - total flux cleaned = -0.00313894 Jy ! Component: 150 - total flux cleaned = -0.00407676 Jy ! Component: 200 - total flux cleaned = -0.00484074 Jy ! Component: 250 - total flux cleaned = -0.00537925 Jy ! Component: 300 - total flux cleaned = -0.00596734 Jy ! Component: 350 - total flux cleaned = -0.00634858 Jy ! Component: 400 - total flux cleaned = -0.00684715 Jy ! Component: 450 - total flux cleaned = -0.00721206 Jy ! Component: 500 - total flux cleaned = -0.00733162 Jy ! Component: 550 - total flux cleaned = -0.00756627 Jy ! Component: 600 - total flux cleaned = -0.00756648 Jy ! Component: 650 - total flux cleaned = -0.00779499 Jy ! Component: 700 - total flux cleaned = -0.00785053 Jy ! Component: 750 - total flux cleaned = -0.00790592 Jy ! Component: 800 - total flux cleaned = -0.00779685 Jy ! Component: 850 - total flux cleaned = -0.00774349 Jy ! Component: 900 - total flux cleaned = -0.00769055 Jy ! Component: 950 - total flux cleaned = -0.00763892 Jy ! Component: 1000 - total flux cleaned = -0.00753694 Jy ! Component: 1050 - total flux cleaned = -0.00738424 Jy ! Component: 1100 - total flux cleaned = -0.00733425 Jy ! Component: 1150 - total flux cleaned = -0.00733455 Jy ! Component: 1200 - total flux cleaned = -0.00738339 Jy ! Component: 1250 - total flux cleaned = -0.00733401 Jy ! Component: 1300 - total flux cleaned = -0.00728495 Jy ! Component: 1350 - total flux cleaned = -0.00723722 Jy ! Component: 1400 - total flux cleaned = -0.00733264 Jy ! Component: 1450 - total flux cleaned = -0.0073335 Jy ! Component: 1500 - total flux cleaned = -0.00747361 Jy ! Component: 1550 - total flux cleaned = -0.00747374 Jy ! Component: 1600 - total flux cleaned = -0.00751994 Jy ! Component: 1650 - total flux cleaned = -0.00742866 Jy ! Component: 1700 - total flux cleaned = -0.00738348 Jy ! Component: 1750 - total flux cleaned = -0.00729402 Jy ! Component: 1800 - total flux cleaned = -0.00738343 Jy ! Component: 1850 - total flux cleaned = -0.00747156 Jy ! Component: 1900 - total flux cleaned = -0.00751534 Jy ! Component: 1950 - total flux cleaned = -0.007645 Jy ! Component: 2000 - total flux cleaned = -0.00764498 Jy ! Total flux subtracted in 2048 components = -0.00764526 Jy ! Clean residual min=-0.003045 max=0.002406 Jy/beam ! Clean residual mean=-0.000000 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 1.41129 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 231 components and 1.41129 Jy ![Exited script file: muppet] wmap "J1549+0237_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7174 x 1.809 at -6.457 degrees (North through East) ! Clean map min=-0.0070671 max=1.06 Jy/beam ! Writing clean map to FITS file: J1549+0237_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.06002 invert ! Inverting map ! Your choice of large map pixels excluded 5.5% of the data. ! The x-axis pixel size should ideally be below 0.1638 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00076171 device "J1549+0237_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1549+0237_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.215573 0.215573 0.431147 0.862294 1.72459 3.44917 6.89835 13.7967 27.5934 55.1868 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.06 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7174 x 1.809 at -6.457 degrees (North through East) ! Clean map min=-0.0070671 max=1.06 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1549+0237_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:59:33 2013