! Started logfile: J0121+1149_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:48:42 2013 obs J0121+1149_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0121+1149_X_2001_03_12_pus_uva.fits ! AN table 1: 11 integrations on 136 of 136 possible baselines. ! AN table 2: 87 integrations on 136 of 136 possible baselines. ! AN table 3: 11 integrations on 136 of 136 possible baselines. ! AN table 4: 106 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.241074 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0121+1149 ! ! 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 28196 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 J0121+1149_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 169 telescope corrections were flagged in sub-array 1. ! A total of 952 telescope corrections were flagged in sub-array 2. ! A total of 187 telescope corrections were flagged in sub-array 3. ! A total of 800 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 169 telescope corrections were flagged in sub-array 1. ! A total of 952 telescope corrections were flagged in sub-array 2. ! A total of 187 telescope corrections were flagged in sub-array 3. ! A total of 800 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 172 telescope corrections were flagged in sub-array 1. ! A total of 952 telescope corrections were flagged in sub-array 2. ! A total of 187 telescope corrections were flagged in sub-array 3. ! A total of 800 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 169 telescope corrections were flagged in sub-array 1. ! A total of 952 telescope corrections were flagged in sub-array 2. ! A total of 187 telescope corrections were flagged in sub-array 3. ! A total of 800 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.669685Jy sigma=0.006048 ! Fit after self-cal, rms=0.354574Jy sigma=0.002999 ! 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 3.94% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.5907 mas, bmaj=1.504 mas, bpa=-2.379 degrees ! Estimated noise=940.286 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 = 0.860722 Jy ! Component: 100 - total flux cleaned = 1.10908 Jy ! Total flux subtracted in 100 components = 1.10908 Jy ! Clean residual min=-0.030658 max=0.110521 Jy/beam ! Clean residual mean=-0.000231 rms=0.009971 Jy/beam ! Combined flux in latest and established models = 1.10908 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.10908 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287817Jy sigma=0.002375 ! Fit after self-cal, rms=0.287032Jy sigma=0.002371 ! Inverting map ! Your choice of large map pixels excluded 3.94% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.129006 Jy ! Component: 100 - total flux cleaned = 0.207163 Jy ! Total flux subtracted in 100 components = 0.207163 Jy ! Clean residual min=-0.016978 max=0.040219 Jy/beam ! Clean residual mean=-0.000092 rms=0.004933 Jy/beam ! Combined flux in latest and established models = 1.31625 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 1.31625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219736Jy sigma=0.001520 ! Fit after self-cal, rms=0.219263Jy sigma=0.001516 ! Inverting map ! Your choice of large map pixels excluded 3.94% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0492471 Jy ! Component: 100 - total flux cleaned = 0.0797328 Jy ! Total flux subtracted in 100 components = 0.0797328 Jy ! Clean residual min=-0.013822 max=0.022268 Jy/beam ! Clean residual mean=-0.000038 rms=0.003629 Jy/beam ! Combined flux in latest and established models = 1.39598 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 1.39598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209993Jy sigma=0.001378 ! Fit after self-cal, rms=0.209768Jy sigma=0.001376 ! Inverting map ! Your choice of large map pixels excluded 3.94% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Added new window around map position (0.4, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0240104 Jy ! Component: 100 - total flux cleaned = 0.0393391 Jy ! Total flux subtracted in 100 components = 0.0393391 Jy ! Clean residual min=-0.013447 max=0.015230 Jy/beam ! Clean residual mean=-0.000013 rms=0.003229 Jy/beam ! Combined flux in latest and established models = 1.43532 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 28 components and 1.43532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208181Jy sigma=0.001355 ! Fit after self-cal, rms=0.207997Jy sigma=0.001354 ! Inverting map ! Your choice of large map pixels excluded 3.94% of the data. ! The x-axis pixel size should ideally be below 0.1583 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 3.94% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.7494 mas, bmaj=1.843 mas, bpa=-2.359 degrees ! Estimated noise=493.14 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 = -0.00136357 Jy ! Component: 100 - total flux cleaned = -0.00136605 Jy ! Component: 150 - total flux cleaned = -0.00134631 Jy ! Component: 200 - total flux cleaned = -0.000903226 Jy ! Total flux subtracted in 200 components = -0.000903226 Jy ! Clean residual min=-0.011683 max=0.010695 Jy/beam ! Clean residual mean=0.000037 rms=0.002717 Jy/beam ! Combined flux in latest and established models = 1.43442 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 32 components and 1.43442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207226Jy sigma=0.001348 ! Fit after self-cal, rms=0.207186Jy sigma=0.001348 ! Inverting map ! Your choice of large map pixels excluded 3.94% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 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* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HH 1.06 HN 0.99 ! KK 1.00* KP 1.06 LA 1.02 MA 1.00 ! MC 1.00* MK 1.00* NL 1.00 ON 1.00* ! OV 1.01 PT 0.99 SC 0.99 TS 1.00* ! WZ 1.01 ! ! 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 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 1.00 HH 1.00* HN 0.98 ! KK 0.97 KP 1.02 LA 0.99 MA 0.97 ! MC 1.00* MK 0.98 NL 1.02 ON 1.00* ! OV 0.97 PT 0.99 SC 0.99 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 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* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00 HH 1.03 HN 0.98 ! KK 1.00* KP 0.99 LA 1.02 MA 0.96 ! MC 1.00* MK 1.00* NL 0.97 ON 1.00* ! OV 1.01 PT 1.03 SC 0.98 TS 1.00* ! WZ 1.03 ! ! 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 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.00 HH 1.00* HN 0.98 ! KK 0.96 KP 0.96 LA 0.98 MA 0.99 ! MC 1.00* MK 0.98 NL 0.97 ON 1.00* ! OV 0.97 PT 1.02 SC 0.97 TS 1.00* ! WZ 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 0.00* 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 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.98 HH 1.07 HN 1.00 ! KK 1.00* KP 0.99 LA 1.05 MA 1.05 ! MC 1.00* MK 1.00* NL 1.00 ON 1.00* ! OV 1.05 PT 1.06 SC 1.00 TS 1.00* ! WZ 1.05 ! ! 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 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.99 HH 1.00* HN 1.00 ! KK 1.04 KP 0.95 LA 1.00 MA 1.01 ! MC 1.00* MK 1.01 NL 0.99 ON 1.00* ! OV 1.01 PT 1.05 SC 1.00 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 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* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.97 HH 1.14 HN 1.00 ! KK 1.00* KP 1.00 LA 1.03 MA 1.12 ! MC 1.00* MK 1.00* NL 1.02 ON 1.00* ! OV 1.03 PT 1.05 SC 1.05 TS 1.00* ! WZ 1.08 ! ! 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 6 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 1.01 ! KK 0.98 KP 0.97 LA 0.98 MA 1.11 ! MC 1.00* MK 1.04 NL 1.00 ON 1.00* ! OV 0.99 PT 1.05 SC 1.06 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.207186Jy sigma=0.001348 ! Fit after self-cal, rms=0.200085Jy sigma=0.001277 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.7553 mas, bmaj=1.87 mas, bpa=-2.438 degrees ! Estimated noise=494.221 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 = -0.000888935 Jy ! Component: 100 - total flux cleaned = -0.000892464 Jy ! Component: 150 - total flux cleaned = -0.000752199 Jy ! Component: 200 - total flux cleaned = -0.000756547 Jy ! Total flux subtracted in 200 components = -0.000756547 Jy ! Clean residual min=-0.006880 max=0.007260 Jy/beam ! Clean residual mean=0.000017 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 1.43366 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 1.43366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199798Jy sigma=0.001274 ! Fit after self-cal, rms=0.199751Jy sigma=0.001274 ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 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=0.199751Jy sigma=0.001274 ! Fit after self-cal, rms=0.198707Jy sigma=0.001249 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.7559 mas, bmaj=1.868 mas, bpa=-2.485 degrees ! Estimated noise=493.929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.76102e-05 Jy ! Component: 100 - total flux cleaned = -5.32192e-05 Jy ! Component: 150 - total flux cleaned = -5.71814e-05 Jy ! Component: 200 - total flux cleaned = -5.86163e-05 Jy ! Total flux subtracted in 200 components = -5.86163e-05 Jy ! Clean residual min=-0.006131 max=0.004800 Jy/beam ! Clean residual mean=0.000004 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 1.4336 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 40 components and 1.4336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198481Jy sigma=0.001247 ! Fit after self-cal, rms=0.198420Jy sigma=0.001247 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 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 = 5.3091e-05 Jy ! Component: 100 - total flux cleaned = -0.000145744 Jy ! Component: 150 - total flux cleaned = -0.000309724 Jy ! Component: 200 - total flux cleaned = -0.000387882 Jy ! Total flux subtracted in 200 components = -0.000387882 Jy ! Clean residual min=-0.005726 max=0.004753 Jy/beam ! Clean residual mean=0.000004 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 1.43321 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 1.43321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198303Jy sigma=0.001246 ! Fit after self-cal, rms=0.198266Jy sigma=0.001245 ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 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=0.198266Jy sigma=0.001245 ! Fit after self-cal, rms=0.198576Jy sigma=0.001245 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.7571 mas, bmaj=1.868 mas, bpa=-2.475 degrees ! Estimated noise=493.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000679289 Jy ! Component: 100 - total flux cleaned = -0.000688384 Jy ! Component: 150 - total flux cleaned = -0.000769763 Jy ! Component: 200 - total flux cleaned = -0.000842001 Jy ! Total flux subtracted in 200 components = -0.000842001 Jy ! Clean residual min=-0.005291 max=0.004673 Jy/beam ! Clean residual mean=0.000003 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 1.43237 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 1.43237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198469Jy sigma=0.001244 ! Fit after self-cal, rms=0.198434Jy sigma=0.001244 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 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 = -0.000103775 Jy ! Component: 100 - total flux cleaned = 4.88443e-05 Jy ! Component: 150 - total flux cleaned = 5.09279e-05 Jy ! Component: 200 - total flux cleaned = 5.34708e-05 Jy ! Total flux subtracted in 200 components = 5.34708e-05 Jy ! Clean residual min=-0.005118 max=0.004612 Jy/beam ! Clean residual mean=0.000003 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 1.43242 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 45 components and 1.43242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198351Jy sigma=0.001244 ! Fit after self-cal, rms=0.198328Jy sigma=0.001244 ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 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=0.198328Jy sigma=0.001244 ! Fit after self-cal, rms=0.198566Jy sigma=0.001243 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=2.198 mas, bmaj=3.062 mas, bpa=-11.1 degrees ! Estimated noise=616.315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00260512 Jy ! Component: 100 - total flux cleaned = -0.00303815 Jy ! Component: 150 - total flux cleaned = -0.00303755 Jy ! Component: 200 - total flux cleaned = -0.00303863 Jy ! Total flux subtracted in 200 components = -0.00303863 Jy ! Clean residual min=-0.005004 max=0.007157 Jy/beam ! Clean residual mean=-0.000001 rms=0.001488 Jy/beam ! Combined flux in latest and established models = 1.42939 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 48 components and 1.42939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198610Jy sigma=0.001244 ! Fit after self-cal, rms=0.198582Jy sigma=0.001243 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 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 (1.4, 19.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00716638 Jy ! Component: 100 - total flux cleaned = 0.0113127 Jy ! Component: 150 - total flux cleaned = 0.0143195 Jy ! Component: 200 - total flux cleaned = 0.0167119 Jy ! Total flux subtracted in 200 components = 0.0167119 Jy ! Clean residual min=-0.003489 max=0.003002 Jy/beam ! Clean residual mean=0.000001 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 1.4461 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 100 components and 1.4461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198445Jy sigma=0.001242 ! Fit after self-cal, rms=0.198438Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 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 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.758 mas, bmaj=1.867 mas, bpa=-2.462 degrees ! Estimated noise=493.869 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.758 x 1.867 at -2.462 degrees (North through East) ! Clean map min=-0.0031483 max=1.1427 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=0.198438Jy sigma=0.001241 ! Fit after self-cal, rms=0.323189Jy sigma=0.001150 ! Inverting map and beam ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.7578 mas, bmaj=1.87 mas, bpa=-2.497 degrees ! Estimated noise=493.387 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014887 Jy ! Component: 100 - total flux cleaned = 0.00290672 Jy ! Component: 150 - total flux cleaned = 0.00380962 Jy ! Component: 200 - total flux cleaned = 0.00430825 Jy ! Total flux subtracted in 200 components = 0.00430825 Jy ! Clean residual min=-0.004235 max=0.003029 Jy/beam ! Clean residual mean=0.000000 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 1.45041 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 127 components and 1.45041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.323123Jy sigma=0.001149 ! Fit after self-cal, rms=0.323114Jy sigma=0.001149 ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000510319 Jy ! Component: 100 - total flux cleaned = 0.00074301 Jy ! Component: 150 - total flux cleaned = 0.000890863 Jy ! Component: 200 - total flux cleaned = 0.000891586 Jy ! Total flux subtracted in 200 components = 0.000891586 Jy ! Clean residual min=-0.004110 max=0.002981 Jy/beam ! Clean residual mean=-0.000000 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 1.4513 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 140 components and 1.4513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.323074Jy sigma=0.001149 ! Fit after self-cal, rms=0.323065Jy sigma=0.001149 ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.323065Jy sigma=0.001149 ! Fit after self-cal, rms=0.323242Jy sigma=0.001148 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 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.5986 mas, bmaj=1.516 mas, bpa=-2.702 degrees ! Estimated noise=924.613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.856146 Jy ! Component: 100 - total flux cleaned = 1.10347 Jy ! Component: 150 - total flux cleaned = 1.2269 Jy ! Component: 200 - total flux cleaned = 1.30072 Jy ! Total flux subtracted in 200 components = 1.30072 Jy ! Clean residual min=-0.012326 max=0.038225 Jy/beam ! Clean residual mean=-0.000099 rms=0.003948 Jy/beam ! Combined flux in latest and established models = 1.30072 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 20 model components to the UV plane model. ! The established model now contains 20 components and 1.30072 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.7582 mas, bmaj=1.87 mas, bpa=-2.5 degrees ! Estimated noise=493.542 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 = 0.0578413 Jy ! Component: 100 - total flux cleaned = 0.0880369 Jy ! Component: 150 - total flux cleaned = 0.104868 Jy ! Component: 200 - total flux cleaned = 0.114951 Jy ! Total flux subtracted in 200 components = 0.114951 Jy ! Clean residual min=-0.005495 max=0.006697 Jy/beam ! Clean residual mean=-0.000019 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 1.41567 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 1.41567 Jy ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Added new window around map position (-0.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0070634 Jy ! Component: 100 - total flux cleaned = 0.0110466 Jy ! Component: 150 - total flux cleaned = 0.0139411 Jy ! Component: 200 - total flux cleaned = 0.0165243 Jy ! Total flux subtracted in 200 components = 0.0165243 Jy ! Clean residual min=-0.004265 max=0.003451 Jy/beam ! Clean residual mean=-0.000007 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 1.43219 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 55 components and 1.43219 Jy ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 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 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=2.198 mas, bmaj=3.065 mas, bpa=-11.16 degrees ! Estimated noise=615.391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00491428 Jy ! Component: 100 - total flux cleaned = 0.0082747 Jy ! Component: 150 - total flux cleaned = 0.0109235 Jy ! Component: 200 - total flux cleaned = 0.0131289 Jy ! Total flux subtracted in 200 components = 0.0131289 Jy ! Clean residual min=-0.003086 max=0.002481 Jy/beam ! Clean residual mean=-0.000008 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 1.44532 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 = 0.00187102 Jy ! Component: 100 - total flux cleaned = 0.00329121 Jy ! Component: 150 - total flux cleaned = 0.00431021 Jy ! Component: 200 - total flux cleaned = 0.00516706 Jy ! Total flux subtracted in 200 components = 0.00516706 Jy ! Clean residual min=-0.002837 max=0.002357 Jy/beam ! Clean residual mean=-0.000005 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 1.45049 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 130 components and 1.45049 Jy ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! Estimated beam: bmin=0.7582 mas, bmaj=1.87 mas, bpa=-2.5 degrees ! Estimated noise=493.542 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000272837 Jy ! Component: 100 - total flux cleaned = -0.000407743 Jy ! Component: 150 - total flux cleaned = -0.000279959 Jy ! Component: 200 - total flux cleaned = -0.000161398 Jy ! Total flux subtracted in 200 components = -0.000161398 Jy ! Clean residual min=-0.003233 max=0.002984 Jy/beam ! Clean residual mean=-0.000006 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 1.45032 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 135 components and 1.45032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.323675Jy sigma=0.001150 ! Fit after self-cal, rms=0.323563Jy sigma=0.001150 wmodel J0121+1149_X_2001_03_12_pus_map.mod ! Writing 135 model components to file: J0121+1149_X_2001_03_12_pus_map.mod wobs J0121+1149_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0121+1149_X_2001_03_12_pus_uvs.fits wwins J0121+1149_X_2001_03_12_pus_map.win ! wwins: Wrote 4 windows to J0121+1149_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 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000945928 Jy ! Component: 100 - total flux cleaned = -0.000947964 Jy ! Component: 150 - total flux cleaned = -0.00105228 Jy ! Component: 200 - total flux cleaned = -0.000949686 Jy ! Component: 250 - total flux cleaned = -0.000701171 Jy ! Component: 300 - total flux cleaned = -0.000507821 Jy ! Component: 350 - total flux cleaned = -0.000317424 Jy ! Component: 400 - total flux cleaned = -0.000129224 Jy ! Component: 450 - total flux cleaned = 5.56526e-05 Jy ! Component: 500 - total flux cleaned = 0.000237677 Jy ! Component: 550 - total flux cleaned = 0.00055098 Jy ! Component: 600 - total flux cleaned = 0.000727504 Jy ! Component: 650 - total flux cleaned = 0.000945186 Jy ! Component: 700 - total flux cleaned = 0.00120298 Jy ! Component: 750 - total flux cleaned = 0.00145754 Jy ! Component: 800 - total flux cleaned = 0.00170932 Jy ! Component: 850 - total flux cleaned = 0.00191679 Jy ! Component: 900 - total flux cleaned = 0.00228569 Jy ! Component: 950 - total flux cleaned = 0.00236701 Jy ! Component: 1000 - total flux cleaned = 0.00252785 Jy ! Component: 1050 - total flux cleaned = 0.00264775 Jy ! Component: 1100 - total flux cleaned = 0.002805 Jy ! Component: 1150 - total flux cleaned = 0.00303846 Jy ! Component: 1200 - total flux cleaned = 0.00327041 Jy ! Component: 1250 - total flux cleaned = 0.00334677 Jy ! Component: 1300 - total flux cleaned = 0.00361194 Jy ! Component: 1350 - total flux cleaned = 0.00376255 Jy ! Component: 1400 - total flux cleaned = 0.00394968 Jy ! Component: 1450 - total flux cleaned = 0.00424586 Jy ! Component: 1500 - total flux cleaned = 0.00435601 Jy ! Component: 1550 - total flux cleaned = 0.00457542 Jy ! Component: 1600 - total flux cleaned = 0.00475706 Jy ! Component: 1650 - total flux cleaned = 0.00490073 Jy ! Component: 1700 - total flux cleaned = 0.00518671 Jy ! Component: 1750 - total flux cleaned = 0.00525778 Jy ! Component: 1800 - total flux cleaned = 0.00539883 Jy ! Component: 1850 - total flux cleaned = 0.00567943 Jy ! Component: 1900 - total flux cleaned = 0.00581841 Jy ! Component: 1950 - total flux cleaned = 0.00602577 Jy ! Component: 2000 - total flux cleaned = 0.00612871 Jy ! Total flux subtracted in 2048 components = 0.00626522 Jy ! Clean residual min=-0.002209 max=0.001879 Jy/beam ! Clean residual mean=-0.000004 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 1.45659 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 280 components and 1.45659 Jy ![Exited script file: muppet] wmap "J0121+1149_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7582 x 1.87 at -2.5 degrees (North through East) ! Clean map min=-0.0027347 max=1.1425 Jy/beam ! Writing clean map to FITS file: J0121+1149_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 1.14248 invert ! Inverting map ! Your choice of large map pixels excluded 3.96% of the data. ! The x-axis pixel size should ideally be below 0.1583 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000596282 device "J0121+1149_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0121+1149_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.156576 0.156576 0.313152 0.626305 1.25261 2.50522 5.01044 10.0209 20.0417 40.0835 80.167 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.142 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7582 x 1.87 at -2.5 degrees (North through East) ! Clean map min=-0.0027347 max=1.1425 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0121+1149_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:48:51 2013