! Started logfile: J2017+7440_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:39:07 2011 obs J2017+7440_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J2017+7440_X_2009_04_21_pus_uva.fits ! AN table 1: 402 integrations on 120 of 120 possible baselines. ! AN table 2: 112 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.611479 visibilities/baseline/integration-bin. ! Found source: J2017+7440 ! ! 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 2445 lines of history. ! ! Reading 150864 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 J2017+7440_X_2009_04_21_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 1143 telescope corrections were flagged in sub-array 1. ! A total of 1364 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1143 telescope corrections were flagged in sub-array 1. ! A total of 1364 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1143 telescope corrections were flagged in sub-array 1. ! A total of 1364 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1143 telescope corrections were flagged in sub-array 1. ! A total of 1364 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.833671Jy sigma=0.007446 ! Fit after self-cal, rms=0.738702Jy sigma=0.006553 ! 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 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=0.4922 mas, bmaj=0.5251 mas, bpa=9.021 degrees ! Estimated noise=462.886 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 = 0.207896 Jy ! Component: 100 - total flux cleaned = 0.26262 Jy ! Total flux subtracted in 100 components = 0.26262 Jy ! Clean residual min=-0.007190 max=0.025041 Jy/beam ! Clean residual mean=0.000065 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 0.26262 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.26262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172886Jy sigma=0.001337 ! Fit after self-cal, rms=0.172825Jy sigma=0.001337 ! Inverting map ! Your choice of large map pixels excluded 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0278824 Jy ! Component: 100 - total flux cleaned = 0.0428353 Jy ! Total flux subtracted in 100 components = 0.0428353 Jy ! Clean residual min=-0.004985 max=0.010408 Jy/beam ! Clean residual mean=0.000040 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.305455 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.305455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166348Jy sigma=0.001265 ! Fit after self-cal, rms=0.166261Jy sigma=0.001265 ! Inverting map ! Your choice of large map pixels excluded 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Added new window around map position (0.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110066 Jy ! Component: 100 - total flux cleaned = 0.0180661 Jy ! Total flux subtracted in 100 components = 0.0180661 Jy ! Clean residual min=-0.003710 max=0.006565 Jy/beam ! Clean residual mean=0.000029 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.323521 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.323521 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164918Jy sigma=0.001249 ! Fit after self-cal, rms=0.164851Jy sigma=0.001249 ! Inverting map ! Your choice of large map pixels excluded 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Added new window around map position (-1.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00657631 Jy ! Component: 100 - total flux cleaned = 0.0109442 Jy ! Total flux subtracted in 100 components = 0.0109442 Jy ! Clean residual min=-0.003425 max=0.003971 Jy/beam ! Clean residual mean=0.000023 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.334465 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.334465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164361Jy sigma=0.001243 ! Fit after self-cal, rms=0.164353Jy sigma=0.001243 ! Inverting map ! Your choice of large map pixels excluded 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 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 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=0.5824 mas, bmaj=0.6267 mas, bpa=-12.64 degrees ! Estimated noise=221.595 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 = 0.00914536 Jy ! Component: 100 - total flux cleaned = 0.0148823 Jy ! Component: 150 - total flux cleaned = 0.0188591 Jy ! Component: 200 - total flux cleaned = 0.0216888 Jy ! Total flux subtracted in 200 components = 0.0216888 Jy ! Clean residual min=-0.002130 max=0.004394 Jy/beam ! Clean residual mean=0.000226 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.356154 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 35 components and 0.356154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163927Jy sigma=0.001237 ! Fit after self-cal, rms=0.163926Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Added new window around map position (0.4, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388318 Jy ! Component: 100 - total flux cleaned = 0.00590942 Jy ! Component: 150 - total flux cleaned = 0.007271 Jy ! Component: 200 - total flux cleaned = 0.00805008 Jy ! Total flux subtracted in 200 components = 0.00805008 Jy ! Clean residual min=-0.002094 max=0.003164 Jy/beam ! Clean residual mean=0.000145 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.364204 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 46 components and 0.364204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163847Jy sigma=0.001236 ! Fit after self-cal, rms=0.163838Jy sigma=0.001236 ! Inverting map ! Your choice of large map pixels excluded 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Added new window around map position (4.4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281474 Jy ! Component: 100 - total flux cleaned = 0.00439748 Jy ! Component: 150 - total flux cleaned = 0.00525805 Jy ! Component: 200 - total flux cleaned = 0.00544008 Jy ! Total flux subtracted in 200 components = 0.00544008 Jy ! Clean residual min=-0.002068 max=0.002287 Jy/beam ! Clean residual mean=0.000090 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.369644 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 59 components and 0.369644 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163790Jy sigma=0.001235 ! Fit after self-cal, rms=0.163787Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.03 KB 0.96 ! KK 1.04 KP 0.99 LA 1.01 MK 1.00 ! NL 0.99 NY 0.99 OV 1.00 PT 1.00 ! SC 1.02 TS 1.00 WZ 1.07 ZC 1.02 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 HN 1.13 KB 1.00* ! KK 1.00* KP 0.97 LA 0.99 MK 1.00* ! NL 0.99 NY 1.00* OV 0.98 PT 1.00 ! SC 1.00* TS 1.00* WZ 1.00* ZC 0.98 ! ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.04 KB 0.97 ! KK 1.02 KP 1.00 LA 1.01 MK 1.00 ! NL 0.97 NY 1.00 OV 0.97 PT 1.00 ! SC 1.03 TS 0.99 WZ 1.02 ZC 1.03 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 HN 1.25 KB 1.00* ! KK 1.00* KP 0.97 LA 1.01 MK 1.00* ! NL 0.96 NY 1.00* OV 0.99 PT 1.02 ! SC 1.00* TS 1.00* WZ 1.00* ZC 0.96 ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.05 KB 0.97 ! KK 1.05 KP 1.00 LA 0.99 MK 1.01 ! NL 1.00 NY 1.03 OV 1.00 PT 0.99 ! SC 1.04 TS 0.99 WZ 0.98 ZC 1.00 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.97 HN 1.27 KB 1.00* ! KK 1.00* KP 1.02 LA 0.97 MK 1.00* ! NL 0.97 NY 1.00* OV 1.00 PT 1.01 ! SC 1.00* TS 1.00* WZ 1.00* ZC 0.98 ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.06 KB 0.97 ! KK 1.02 KP 0.99 LA 0.98 MK 1.03 ! NL 0.99 NY 0.98 OV 1.00 PT 0.98 ! SC 1.06 TS 0.99 WZ 1.01 ZC 1.01 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 HN 1.23 KB 1.00* ! KK 1.00* KP 0.98 LA 0.97 MK 1.00* ! NL 0.97 NY 1.00* OV 0.99 PT 1.00 ! SC 1.00* TS 1.00* WZ 1.00* ZC 1.02 ! ! ! Fit before self-cal, rms=0.163787Jy sigma=0.001235 ! Fit after self-cal, rms=0.167464Jy sigma=0.001227 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=0.5804 mas, bmaj=0.6287 mas, bpa=-12.76 degrees ! Estimated noise=222.679 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) ! Added new window around map position (3, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000313565 Jy ! Component: 100 - total flux cleaned = 0.000241672 Jy ! Component: 150 - total flux cleaned = 0.000391729 Jy ! Component: 200 - total flux cleaned = 0.000523146 Jy ! Total flux subtracted in 200 components = 0.000523146 Jy ! Clean residual min=-0.001693 max=0.001576 Jy/beam ! Clean residual mean=0.000069 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.370167 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 74 components and 0.370167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167425Jy sigma=0.001226 ! Fit after self-cal, rms=0.167475Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 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=0.167475Jy sigma=0.001226 ! Fit after self-cal, rms=0.168299Jy sigma=0.001224 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=0.5802 mas, bmaj=0.629 mas, bpa=-10.47 degrees ! Estimated noise=222.589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000536785 Jy ! Component: 100 - total flux cleaned = -0.000691699 Jy ! Component: 150 - total flux cleaned = -0.000691528 Jy ! Component: 200 - total flux cleaned = -0.000650906 Jy ! Total flux subtracted in 200 components = -0.000650906 Jy ! Clean residual min=-0.001293 max=0.001579 Jy/beam ! Clean residual mean=0.000072 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.369516 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 0.369516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168277Jy sigma=0.001224 ! Fit after self-cal, rms=0.168287Jy sigma=0.001224 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 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 (5.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109279 Jy ! Component: 100 - total flux cleaned = 0.00120624 Jy ! Component: 150 - total flux cleaned = 0.00130405 Jy ! Component: 200 - total flux cleaned = 0.00136235 Jy ! Total flux subtracted in 200 components = 0.00136235 Jy ! Clean residual min=-0.001255 max=0.001218 Jy/beam ! Clean residual mean=0.000059 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.370879 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 93 components and 0.370879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168270Jy sigma=0.001224 ! Fit after self-cal, rms=0.168267Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 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=0.168267Jy sigma=0.001224 ! Fit after self-cal, rms=0.168658Jy sigma=0.001224 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=0.5802 mas, bmaj=0.6292 mas, bpa=-9.959 degrees ! Estimated noise=222.609 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000497995 Jy ! Component: 100 - total flux cleaned = -0.000497517 Jy ! Component: 150 - total flux cleaned = -0.000436379 Jy ! Component: 200 - total flux cleaned = -0.000382378 Jy ! Total flux subtracted in 200 components = -0.000382378 Jy ! Clean residual min=-0.001230 max=0.001155 Jy/beam ! Clean residual mean=0.000056 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.370496 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 93 components and 0.370496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168651Jy sigma=0.001224 ! Fit after self-cal, rms=0.168653Jy sigma=0.001224 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 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 = 3.09925e-05 Jy ! Component: 100 - total flux cleaned = 0.000128226 Jy ! Component: 150 - total flux cleaned = 0.000172541 Jy ! Component: 200 - total flux cleaned = 0.000193051 Jy ! Total flux subtracted in 200 components = 0.000193051 Jy ! Clean residual min=-0.001236 max=0.001138 Jy/beam ! Clean residual mean=0.000054 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.37069 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 106 components and 0.37069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168649Jy sigma=0.001224 ! Fit after self-cal, rms=0.168647Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 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=0.168647Jy sigma=0.001224 ! Fit after self-cal, rms=0.169007Jy sigma=0.001224 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=2.458 mas, bmaj=2.799 mas, bpa=-81.91 degrees ! Estimated noise=382.996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00024291 Jy ! Component: 100 - total flux cleaned = 0.0003326 Jy ! Component: 150 - total flux cleaned = 0.000400844 Jy ! Component: 200 - total flux cleaned = 0.000435826 Jy ! Total flux subtracted in 200 components = 0.000435826 Jy ! Clean residual min=-0.001417 max=0.001778 Jy/beam ! Clean residual mean=0.000207 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.371125 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 118 components and 0.371125 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169009Jy sigma=0.001224 ! Fit after self-cal, rms=0.169011Jy sigma=0.001224 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 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 = 8.14931e-05 Jy ! Component: 100 - total flux cleaned = 0.000112704 Jy ! Component: 150 - total flux cleaned = 0.00011257 Jy ! Component: 200 - total flux cleaned = 0.00011296 Jy ! Total flux subtracted in 200 components = 0.00011296 Jy ! Clean residual min=-0.001394 max=0.001799 Jy/beam ! Clean residual mean=0.000202 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.371238 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 121 components and 0.371238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169013Jy sigma=0.001224 ! Fit after self-cal, rms=0.169012Jy sigma=0.001224 ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 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 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=0.5803 mas, bmaj=0.6293 mas, bpa=-9.688 degrees ! Estimated noise=222.724 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5803 x 0.6293 at -9.688 degrees (North through East) ! Clean map min=-0.0013383 max=0.27832 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 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=0.4885 mas, bmaj=0.5297 mas, bpa=8.79 degrees ! Estimated noise=470.016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.209356 Jy ! Component: 100 - total flux cleaned = 0.266367 Jy ! Component: 150 - total flux cleaned = 0.295693 Jy ! Component: 200 - total flux cleaned = 0.31257 Jy ! Total flux subtracted in 200 components = 0.31257 Jy ! Clean residual min=-0.002942 max=0.009004 Jy/beam ! Clean residual mean=0.000037 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.31257 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.31257 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=0.5803 mas, bmaj=0.6293 mas, bpa=-9.688 degrees ! Estimated noise=222.724 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 = 0.0180872 Jy ! Component: 100 - total flux cleaned = 0.0278818 Jy ! Component: 150 - total flux cleaned = 0.0338503 Jy ! Component: 200 - total flux cleaned = 0.0382688 Jy ! Total flux subtracted in 200 components = 0.0382688 Jy ! Clean residual min=-0.001075 max=0.003276 Jy/beam ! Clean residual mean=0.000243 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.350839 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 27 components and 0.350839 Jy ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Added new window around map position (1.8, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360463 Jy ! Component: 100 - total flux cleaned = 0.00639604 Jy ! Component: 150 - total flux cleaned = 0.00869025 Jy ! Component: 200 - total flux cleaned = 0.0105985 Jy ! Total flux subtracted in 200 components = 0.0105985 Jy ! Clean residual min=-0.001118 max=0.001453 Jy/beam ! Clean residual mean=0.000141 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.361437 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 60 components and 0.361437 Jy ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Added new window around map position (4.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165422 Jy ! Component: 100 - total flux cleaned = 0.00301492 Jy ! Component: 150 - total flux cleaned = 0.00417285 Jy ! Component: 200 - total flux cleaned = 0.00516358 Jy ! Total flux subtracted in 200 components = 0.00516358 Jy ! Clean residual min=-0.001118 max=0.001129 Jy/beam ! Clean residual mean=0.000092 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.366601 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 82 components and 0.366601 Jy ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 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 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=2.458 mas, bmaj=2.799 mas, bpa=-81.91 degrees ! Estimated noise=382.996 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222461 Jy ! Component: 100 - total flux cleaned = 0.00346451 Jy ! Component: 150 - total flux cleaned = 0.00413813 Jy ! Component: 200 - total flux cleaned = 0.00431518 Jy ! Total flux subtracted in 200 components = 0.00431518 Jy ! Clean residual min=-0.001356 max=0.001759 Jy/beam ! Clean residual mean=0.000217 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.370916 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 = 0.000147413 Jy ! Component: 100 - total flux cleaned = 0.000283037 Jy ! Component: 150 - total flux cleaned = 0.000335363 Jy ! Component: 200 - total flux cleaned = 0.000371272 Jy ! Total flux subtracted in 200 components = 0.000371272 Jy ! Clean residual min=-0.001369 max=0.001791 Jy/beam ! Clean residual mean=0.000201 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.371287 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 112 components and 0.371287 Jy ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! Estimated beam: bmin=0.5803 mas, bmaj=0.6293 mas, bpa=-9.688 degrees ! Estimated noise=222.724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000520493 Jy ! Component: 100 - total flux cleaned = -0.000522547 Jy ! Component: 150 - total flux cleaned = -0.0005039 Jy ! Component: 200 - total flux cleaned = -0.000449822 Jy ! Total flux subtracted in 200 components = -0.000449822 Jy ! Clean residual min=-0.001122 max=0.001136 Jy/beam ! Clean residual mean=0.000051 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.370837 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 124 components and 0.370837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168996Jy sigma=0.001224 ! Fit after self-cal, rms=0.168988Jy sigma=0.001223 wmodel J2017+7440_X_2009_04_21_pus_map.mod ! Writing 124 model components to file: J2017+7440_X_2009_04_21_pus_map.mod wobs J2017+7440_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J2017+7440_X_2009_04_21_pus_uvs.fits wwins J2017+7440_X_2009_04_21_pus_map.win ! wwins: Wrote 9 windows to J2017+7440_X_2009_04_21_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 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 7.07681e-07 Jy ! Component: 100 - total flux cleaned = 0.000192916 Jy ! Component: 150 - total flux cleaned = 0.000341681 Jy ! Component: 200 - total flux cleaned = 0.00048699 Jy ! Component: 250 - total flux cleaned = 0.000665374 Jy ! Component: 300 - total flux cleaned = 0.000805646 Jy ! Component: 350 - total flux cleaned = 0.000943957 Jy ! Component: 400 - total flux cleaned = 0.00109742 Jy ! Component: 450 - total flux cleaned = 0.00123209 Jy ! Component: 500 - total flux cleaned = 0.00133197 Jy ! Component: 550 - total flux cleaned = 0.00146373 Jy ! Component: 600 - total flux cleaned = 0.00156155 Jy ! Component: 650 - total flux cleaned = 0.00169047 Jy ! Component: 700 - total flux cleaned = 0.00175436 Jy ! Component: 750 - total flux cleaned = 0.00181786 Jy ! Component: 800 - total flux cleaned = 0.00191238 Jy ! Component: 850 - total flux cleaned = 0.00200612 Jy ! Component: 900 - total flux cleaned = 0.00209909 Jy ! Component: 950 - total flux cleaned = 0.00216073 Jy ! Component: 1000 - total flux cleaned = 0.0022676 Jy ! Component: 1050 - total flux cleaned = 0.00232832 Jy ! Component: 1100 - total flux cleaned = 0.00240377 Jy ! Component: 1150 - total flux cleaned = 0.00252356 Jy ! Component: 1200 - total flux cleaned = 0.00255325 Jy ! Component: 1250 - total flux cleaned = 0.0026273 Jy ! Component: 1300 - total flux cleaned = 0.00270095 Jy ! Component: 1350 - total flux cleaned = 0.00281794 Jy ! Component: 1400 - total flux cleaned = 0.00287621 Jy ! Component: 1450 - total flux cleaned = 0.00293415 Jy ! Component: 1500 - total flux cleaned = 0.00303502 Jy ! Component: 1550 - total flux cleaned = 0.00309226 Jy ! Component: 1600 - total flux cleaned = 0.00316353 Jy ! Component: 1650 - total flux cleaned = 0.00324874 Jy ! Component: 1700 - total flux cleaned = 0.0032911 Jy ! Component: 1750 - total flux cleaned = 0.00338947 Jy ! Component: 1800 - total flux cleaned = 0.00341751 Jy ! Component: 1850 - total flux cleaned = 0.00350112 Jy ! Component: 1900 - total flux cleaned = 0.0035705 Jy ! Component: 1950 - total flux cleaned = 0.00363956 Jy ! Component: 2000 - total flux cleaned = 0.00369456 Jy ! Total flux subtracted in 2048 components = 0.00374928 Jy ! Clean residual min=-0.000727 max=0.000891 Jy/beam ! Clean residual mean=0.000028 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.374587 Jy keep ! Adding 200 model components to the UV plane model. ! The established model now contains 324 components and 0.374587 Jy ![Exited script file: muppet] wmap "J2017+7440_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5803 x 0.6293 at -9.688 degrees (North through East) ! Clean map min=-0.00091984 max=0.28 Jy/beam ! Writing clean map to FITS file: J2017+7440_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.279998 invert ! Inverting map ! Your choice of large map pixels excluded 7.95% of the data. ! The x-axis pixel size should ideally be below 0.1609 milli-arcsec ! The y-axis pixel size should ideally be below 0.1684 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000238714 device "J2017+7440_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J2017+7440_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.255767 0.255767 0.511533 1.02307 2.04613 4.09227 8.18454 16.3691 32.7381 65.4763 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.279 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5803 x 0.6293 at -9.688 degrees (North through East) ! Clean map min=-0.00091984 max=0.28 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2017+7440_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J2017+7440_X_2009_04_21_pus_map.gif/vgif' mapplot cln