! Started logfile: J1517-2422_X_2003_09_17_pus_uvs.log on Sun May 13 19:07:31 2007 obs J1517-2422_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J1517-2422_X_2003_09_17_pus_uva.fits ! AN table 1: 33 integrations on 120 of 120 possible baselines. ! AN table 2: 193 integrations on 120 of 120 possible baselines. ! AN table 3: 12 integrations on 120 of 120 possible baselines. ! AN table 4: 17 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0730065 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1517-2422 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1489 lines of history. ! ! Reading 8936 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 float field_size field_size = 512 float field_cell field_cell = 0.2 float taper_size taper_size = 70. 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 528 telescope corrections were flagged in sub-array 1. ! A total of 2545 telescope corrections were flagged in sub-array 2. ! A total of 192 telescope corrections were flagged in sub-array 3. ! A total of 156 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 528 telescope corrections were flagged in sub-array 1. ! A total of 2545 telescope corrections were flagged in sub-array 2. ! A total of 192 telescope corrections were flagged in sub-array 3. ! A total of 156 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 528 telescope corrections were flagged in sub-array 1. ! A total of 2545 telescope corrections were flagged in sub-array 2. ! A total of 192 telescope corrections were flagged in sub-array 3. ! A total of 156 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 528 telescope corrections were flagged in sub-array 1. ! A total of 2545 telescope corrections were flagged in sub-array 2. ! A total of 192 telescope corrections were flagged in sub-array 3. ! A total of 156 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.337738Jy sigma=0.003056 ! Fit after self-cal, rms=0.324007Jy sigma=0.002904 ! 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 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.5634 mas, bmaj=3.606 mas, bpa=1.528 degrees ! Estimated noise=1507.38 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 = 0.637267 Jy ! Component: 100 - total flux cleaned = 0.842958 Jy ! Total flux subtracted in 100 components = 0.842958 Jy ! Clean residual min=-0.031834 max=0.090963 Jy/beam ! Clean residual mean=0.001706 rms=0.013781 Jy/beam ! Combined flux in latest and established models = 0.842958 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.842959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.270612Jy sigma=0.002492 ! Fit after self-cal, rms=0.269556Jy sigma=0.002483 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.103209 Jy ! Component: 100 - total flux cleaned = 0.15936 Jy ! Total flux subtracted in 100 components = 0.15936 Jy ! Clean residual min=-0.026938 max=0.068361 Jy/beam ! Clean residual mean=0.001213 rms=0.009648 Jy/beam ! Combined flux in latest and established models = 1.00232 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 1.00232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212404Jy sigma=0.001878 ! Fit after self-cal, rms=0.211670Jy sigma=0.001872 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Added new window around map position (1.2, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0675904 Jy ! Component: 100 - total flux cleaned = 0.105997 Jy ! Total flux subtracted in 100 components = 0.105997 Jy ! Clean residual min=-0.024742 max=0.039854 Jy/beam ! Clean residual mean=0.000884 rms=0.007089 Jy/beam ! Combined flux in latest and established models = 1.10832 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 40 components and 1.10832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177378Jy sigma=0.001519 ! Fit after self-cal, rms=0.174376Jy sigma=0.001496 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.686 mas, bmaj=5.034 mas, bpa=0.922 degrees ! Estimated noise=910.735 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 = 0.0579042 Jy ! Component: 100 - total flux cleaned = 0.0908596 Jy ! Component: 150 - total flux cleaned = 0.113083 Jy ! Component: 200 - total flux cleaned = 0.128387 Jy ! Total flux subtracted in 200 components = 0.128387 Jy ! Clean residual min=-0.014521 max=0.040318 Jy/beam ! Clean residual mean=0.005770 rms=0.007342 Jy/beam ! Combined flux in latest and established models = 1.2367 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 73 components and 1.2367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155521Jy sigma=0.001283 ! Fit after self-cal, rms=0.153253Jy sigma=0.001262 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Added new window around map position (2.2, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.039213 Jy ! Component: 100 - total flux cleaned = 0.0581075 Jy ! Component: 150 - total flux cleaned = 0.0693995 Jy ! Component: 200 - total flux cleaned = 0.0737689 Jy ! Total flux subtracted in 200 components = 0.0737689 Jy ! Clean residual min=-0.009464 max=0.019149 Jy/beam ! Clean residual mean=0.002324 rms=0.003781 Jy/beam ! Combined flux in latest and established models = 1.31047 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 122 components and 1.31047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143529Jy sigma=0.001160 ! Fit after self-cal, rms=0.142269Jy sigma=0.001149 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.01 NL 1.02 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.01 KK 1.03 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.03 PT 1.00 SC 0.97 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.01 NL 1.02 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.01 KK 1.03 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.03 PT 1.00 SC 0.97 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.01 NL 1.03 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.02 KK 1.03 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.02 PT 1.00 SC 0.97 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 GC 1.00* HN 1.00* KP 0.99 ! LA 0.99 MK 1.01 NL 1.03 NY 1.00* ! ON 1.00* OV 1.00 PT 0.99 SC 1.00* ! TS 1.02 KK 1.03 WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.00* GC 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* KK 0.00* WZ 0.00* WF 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! FD 1.00 GC 1.00* HN 1.01 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.02 PT 1.00 SC 0.96 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! ! Fit before self-cal, rms=0.142269Jy sigma=0.001149 ! Fit after self-cal, rms=0.143230Jy sigma=0.001139 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.688 mas, bmaj=4.996 mas, bpa=0.9808 degrees ! Estimated noise=912.012 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 = 0.000595007 Jy ! Component: 100 - total flux cleaned = 0.00154514 Jy ! Component: 150 - total flux cleaned = 0.00181027 Jy ! Component: 200 - total flux cleaned = 0.00228416 Jy ! Total flux subtracted in 200 components = 0.00228416 Jy ! Clean residual min=-0.007788 max=0.012333 Jy/beam ! Clean residual mean=0.000627 rms=0.002708 Jy/beam ! Combined flux in latest and established models = 1.31276 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 140 components and 1.31276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141854Jy sigma=0.001127 ! Fit after self-cal, rms=0.141741Jy sigma=0.001125 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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=0.141741Jy sigma=0.001125 ! Fit after self-cal, rms=0.141320Jy sigma=0.001124 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.6886 mas, bmaj=4.983 mas, bpa=0.9965 degrees ! Estimated noise=910.072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000982026 Jy ! Component: 100 - total flux cleaned = -3.75163e-05 Jy ! Component: 150 - total flux cleaned = 0.00057872 Jy ! Component: 200 - total flux cleaned = 0.000751445 Jy ! Total flux subtracted in 200 components = 0.000751445 Jy ! Clean residual min=-0.007228 max=0.012215 Jy/beam ! Clean residual mean=0.000584 rms=0.002559 Jy/beam ! Combined flux in latest and established models = 1.31351 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 151 components and 1.31351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140549Jy sigma=0.001117 ! Fit after self-cal, rms=0.140471Jy sigma=0.001116 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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 (4, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00807341 Jy ! Component: 100 - total flux cleaned = 0.00897842 Jy ! Component: 150 - total flux cleaned = 0.00975636 Jy ! Component: 200 - total flux cleaned = 0.0102241 Jy ! Total flux subtracted in 200 components = 0.0102241 Jy ! Clean residual min=-0.007206 max=0.009401 Jy/beam ! Clean residual mean=0.000069 rms=0.002297 Jy/beam ! Combined flux in latest and established models = 1.32373 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 167 components and 1.32373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139252Jy sigma=0.001102 ! Fit after self-cal, rms=0.139171Jy sigma=0.001101 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Added new window around map position (-5.8, -14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513122 Jy ! Component: 100 - total flux cleaned = 0.00563705 Jy ! Component: 150 - total flux cleaned = 0.00608688 Jy ! Component: 200 - total flux cleaned = 0.00648682 Jy ! Total flux subtracted in 200 components = 0.00648682 Jy ! Clean residual min=-0.006860 max=0.008288 Jy/beam ! Clean residual mean=-0.000144 rms=0.002030 Jy/beam ! Combined flux in latest and established models = 1.33022 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 184 components and 1.33022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138221Jy sigma=0.001093 ! Fit after self-cal, rms=0.138196Jy sigma=0.001093 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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=0.138196Jy sigma=0.001093 ! Fit after self-cal, rms=0.136975Jy sigma=0.001090 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.69 mas, bmaj=4.976 mas, bpa=1.025 degrees ! Estimated noise=908.605 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383897 Jy ! Component: 100 - total flux cleaned = 0.00563516 Jy ! Component: 150 - total flux cleaned = 0.00601197 Jy ! Component: 200 - total flux cleaned = 0.00618538 Jy ! Total flux subtracted in 200 components = 0.00618538 Jy ! Clean residual min=-0.006425 max=0.008362 Jy/beam ! Clean residual mean=0.000048 rms=0.001805 Jy/beam ! Combined flux in latest and established models = 1.3364 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 203 components and 1.3364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136400Jy sigma=0.001084 ! Fit after self-cal, rms=0.136357Jy sigma=0.001083 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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 (6, -12.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00378497 Jy ! Component: 100 - total flux cleaned = 0.00533006 Jy ! Component: 150 - total flux cleaned = 0.00583143 Jy ! Component: 200 - total flux cleaned = 0.00582928 Jy ! Total flux subtracted in 200 components = 0.00582928 Jy ! Clean residual min=-0.006125 max=0.005734 Jy/beam ! Clean residual mean=-0.000203 rms=0.001649 Jy/beam ! Combined flux in latest and established models = 1.34223 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 219 components and 1.34223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135814Jy sigma=0.001078 ! Fit after self-cal, rms=0.135796Jy sigma=0.001077 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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=0.135796Jy sigma=0.001077 ! Fit after self-cal, rms=0.135210Jy sigma=0.001076 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=2.44 mas, bmaj=6.79 mas, bpa=5.308 degrees ! Estimated noise=1170.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00607749 Jy ! Component: 100 - total flux cleaned = 0.00774594 Jy ! Component: 150 - total flux cleaned = 0.00877968 Jy ! Component: 200 - total flux cleaned = 0.00937344 Jy ! Total flux subtracted in 200 components = 0.00937344 Jy ! Clean residual min=-0.006741 max=0.005735 Jy/beam ! Clean residual mean=-0.000265 rms=0.001917 Jy/beam ! Combined flux in latest and established models = 1.35161 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 231 components and 1.35161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134975Jy sigma=0.001074 ! Fit after self-cal, rms=0.134923Jy sigma=0.001073 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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 = 0.0009687 Jy ! Component: 100 - total flux cleaned = 0.00210675 Jy ! Component: 150 - total flux cleaned = 0.00260449 Jy ! Component: 200 - total flux cleaned = 0.00306206 Jy ! Total flux subtracted in 200 components = 0.00306206 Jy ! Clean residual min=-0.006990 max=0.005390 Jy/beam ! Clean residual mean=-0.000462 rms=0.001818 Jy/beam ! Combined flux in latest and established models = 1.35467 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 238 components and 1.35467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134825Jy sigma=0.001073 ! Fit after self-cal, rms=0.134818Jy sigma=0.001072 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.6911 mas, bmaj=4.972 mas, bpa=1.03 degrees ! Estimated noise=907.854 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6911 x 4.972 at 1.03 degrees (North through East) ! Clean map min=-0.0079303 max=0.84063 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=0.134818Jy sigma=0.001072 ! Fit after self-cal, rms=0.134348Jy sigma=0.001071 ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.6921 mas, bmaj=4.968 mas, bpa=1.021 degrees ! Estimated noise=907.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161827 Jy ! Component: 100 - total flux cleaned = 0.00331301 Jy ! Component: 150 - total flux cleaned = 0.00411426 Jy ! Component: 200 - total flux cleaned = 0.00448275 Jy ! Total flux subtracted in 200 components = 0.00448275 Jy ! Clean residual min=-0.004654 max=0.004988 Jy/beam ! Clean residual mean=-0.000014 rms=0.001343 Jy/beam ! Combined flux in latest and established models = 1.35915 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 261 components and 1.35915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134036Jy sigma=0.001068 ! Fit after self-cal, rms=0.134025Jy sigma=0.001068 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000422552 Jy ! Component: 100 - total flux cleaned = 0.000898868 Jy ! Component: 150 - total flux cleaned = 0.00100956 Jy ! Component: 200 - total flux cleaned = 0.00110856 Jy ! Total flux subtracted in 200 components = 0.00110856 Jy ! Clean residual min=-0.004496 max=0.004835 Jy/beam ! Clean residual mean=-0.000057 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 1.36026 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 271 components and 1.36026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133813Jy sigma=0.001066 ! Fit after self-cal, rms=0.133803Jy sigma=0.001066 ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133803Jy sigma=0.001066 ! Fit after self-cal, rms=0.133532Jy sigma=0.001065 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 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.5684 mas, bmaj=3.553 mas, bpa=1.726 degrees ! Estimated noise=1495.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.634225 Jy ! Component: 100 - total flux cleaned = 0.844872 Jy ! Component: 150 - total flux cleaned = 0.956096 Jy ! Component: 200 - total flux cleaned = 1.02746 Jy ! Total flux subtracted in 200 components = 1.02746 Jy ! Clean residual min=-0.018081 max=0.042363 Jy/beam ! Clean residual mean=0.001142 rms=0.007766 Jy/beam ! Combined flux in latest and established models = 1.02746 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 32 model components to the UV plane model. ! The established model now contains 32 components and 1.02746 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.6926 mas, bmaj=4.967 mas, bpa=1.024 degrees ! Estimated noise=906.931 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) ! Added new window around map position (0.6, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0903639 Jy ! Component: 100 - total flux cleaned = 0.149669 Jy ! Component: 150 - total flux cleaned = 0.192213 Jy ! Component: 200 - total flux cleaned = 0.223503 Jy ! Total flux subtracted in 200 components = 0.223503 Jy ! Clean residual min=-0.009129 max=0.018290 Jy/beam ! Clean residual mean=0.005017 rms=0.005602 Jy/beam ! Combined flux in latest and established models = 1.25097 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 112 components and 1.25097 Jy ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 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 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=2.435 mas, bmaj=6.782 mas, bpa=5.253 degrees ! Estimated noise=1170.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0413937 Jy ! Component: 100 - total flux cleaned = 0.0662126 Jy ! Component: 150 - total flux cleaned = 0.0816381 Jy ! Component: 200 - total flux cleaned = 0.0920692 Jy ! Total flux subtracted in 200 components = 0.0920692 Jy ! Clean residual min=-0.005615 max=0.009206 Jy/beam ! Clean residual mean=0.001830 rms=0.002340 Jy/beam ! Combined flux in latest and established models = 1.34304 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 = 0.00723392 Jy ! Component: 100 - total flux cleaned = 0.0123427 Jy ! Component: 150 - total flux cleaned = 0.0160192 Jy ! Component: 200 - total flux cleaned = 0.0173005 Jy ! Total flux subtracted in 200 components = 0.0173005 Jy ! Clean residual min=-0.005569 max=0.005712 Jy/beam ! Clean residual mean=0.000370 rms=0.001538 Jy/beam ! Combined flux in latest and established models = 1.36034 Jy ! Adding 132 model components to the UV plane model. ! The established model now contains 224 components and 1.36034 Jy ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! Estimated beam: bmin=0.6926 mas, bmaj=4.967 mas, bpa=1.024 degrees ! Estimated noise=906.931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000110172 Jy ! Component: 100 - total flux cleaned = 0.000675098 Jy ! Component: 150 - total flux cleaned = 0.0013174 Jy ! Component: 200 - total flux cleaned = 0.00189767 Jy ! Total flux subtracted in 200 components = 0.00189767 Jy ! Clean residual min=-0.004751 max=0.005148 Jy/beam ! Clean residual mean=0.000065 rms=0.001326 Jy/beam ! Combined flux in latest and established models = 1.36223 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 251 components and 1.36223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133443Jy sigma=0.001065 ! Fit after self-cal, rms=0.133219Jy sigma=0.001062 wmodel J1517-2422_X_2003_09_17_pus_map.mod ! Writing 251 model components to file: J1517-2422_X_2003_09_17_pus_map.mod wobs J1517-2422_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J1517-2422_X_2003_09_17_pus_uvs.fits wwins J1517-2422_X_2003_09_17_pus_map.win ! wwins: Wrote 7 windows to J1517-2422_X_2003_09_17_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 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233705 Jy ! Component: 100 - total flux cleaned = 0.00318629 Jy ! Component: 150 - total flux cleaned = 0.00311362 Jy ! Component: 200 - total flux cleaned = 0.00288754 Jy ! Component: 250 - total flux cleaned = 0.00266965 Jy ! Component: 300 - total flux cleaned = 0.00266963 Jy ! Component: 350 - total flux cleaned = 0.00260144 Jy ! Component: 400 - total flux cleaned = 0.00260207 Jy ! Component: 450 - total flux cleaned = 0.00273225 Jy ! Component: 500 - total flux cleaned = 0.00266814 Jy ! Component: 550 - total flux cleaned = 0.00285402 Jy ! Component: 600 - total flux cleaned = 0.002974 Jy ! Component: 650 - total flux cleaned = 0.00291329 Jy ! Component: 700 - total flux cleaned = 0.00308881 Jy ! Component: 750 - total flux cleaned = 0.00326018 Jy ! Component: 800 - total flux cleaned = 0.00325961 Jy ! Component: 850 - total flux cleaned = 0.00331493 Jy ! Component: 900 - total flux cleaned = 0.00347743 Jy ! Component: 950 - total flux cleaned = 0.00342344 Jy ! Component: 1000 - total flux cleaned = 0.00342348 Jy ! Component: 1050 - total flux cleaned = 0.00352719 Jy ! Component: 1100 - total flux cleaned = 0.00352703 Jy ! Component: 1150 - total flux cleaned = 0.00352736 Jy ! Component: 1200 - total flux cleaned = 0.00362594 Jy ! Component: 1250 - total flux cleaned = 0.00367406 Jy ! Component: 1300 - total flux cleaned = 0.00372168 Jy ! Component: 1350 - total flux cleaned = 0.00376839 Jy ! Component: 1400 - total flux cleaned = 0.00376825 Jy ! Component: 1450 - total flux cleaned = 0.0037686 Jy ! Component: 1500 - total flux cleaned = 0.00390439 Jy ! Component: 1550 - total flux cleaned = 0.0039486 Jy ! Component: 1600 - total flux cleaned = 0.00394843 Jy ! Component: 1650 - total flux cleaned = 0.0039921 Jy ! Component: 1700 - total flux cleaned = 0.00416326 Jy ! Component: 1750 - total flux cleaned = 0.00412036 Jy ! Component: 1800 - total flux cleaned = 0.00416203 Jy ! Component: 1850 - total flux cleaned = 0.0042446 Jy ! Component: 1900 - total flux cleaned = 0.00428542 Jy ! Component: 1950 - total flux cleaned = 0.00432585 Jy ! Component: 2000 - total flux cleaned = 0.004366 Jy ! Total flux subtracted in 2048 components = 0.00440582 Jy ! Clean residual min=-0.002167 max=0.002493 Jy/beam ! Clean residual mean=0.000030 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 1.36664 Jy keep ! Adding 137 model components to the UV plane model. ! The established model now contains 387 components and 1.36664 Jy wmap "J1517-2422_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6926 x 4.967 at 1.024 degrees (North through East) ! Clean map min=-0.0047078 max=0.84175 Jy/beam ! Writing clean map to FITS file: J1517-2422_X_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.841755 invert ! Inverting map ! Your choice of large map pixels excluded 2.77% of the data. ! The x-axis pixel size should ideally be below 0.1897 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000781753 device "J1517-2422_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J1517-2422_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.278616 0.278616 0.557231 1.11446 2.22892 4.45785 8.9157 17.8314 35.6628 71.3256 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.841 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6926 x 4.967 at 1.024 degrees (North through East) ! Clean map min=-0.0047078 max=0.84175 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1517-2422_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J1517-2422_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1517-2422_X_2003_09_17_pus_uvs.log closed on Sun May 13 19:08:57 2007