! Started logfile: J1454-4012_X_2003_09_17_pus_uvs.log on Mon May 14 14:40:29 2007 obs J1454-4012_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J1454-4012_X_2003_09_17_pus_uva.fits ! AN table 1: 140 integrations on 120 of 120 possible baselines. ! AN table 2: 58 integrations on 120 of 120 possible baselines. ! AN table 3: 223 integrations on 120 of 120 possible baselines. ! AN table 4: 24 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0337453 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-4012 ! 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 7208 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 1919 telescope corrections were flagged in sub-array 1. ! A total of 928 telescope corrections were flagged in sub-array 2. ! A total of 3568 telescope corrections were flagged in sub-array 3. ! A total of 384 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1919 telescope corrections were flagged in sub-array 1. ! A total of 928 telescope corrections were flagged in sub-array 2. ! A total of 3568 telescope corrections were flagged in sub-array 3. ! A total of 384 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1919 telescope corrections were flagged in sub-array 1. ! A total of 928 telescope corrections were flagged in sub-array 2. ! A total of 3568 telescope corrections were flagged in sub-array 3. ! A total of 384 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1919 telescope corrections were flagged in sub-array 1. ! A total of 928 telescope corrections were flagged in sub-array 2. ! A total of 3568 telescope corrections were flagged in sub-array 3. ! A total of 384 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.670383Jy sigma=0.005609 ! Fit after self-cal, rms=0.669270Jy sigma=0.005602 ! 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 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.652 mas, bmaj=1.754 mas, bpa=2.705 degrees ! Estimated noise=2310 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 = 0.268414 Jy ! Component: 100 - total flux cleaned = 0.339237 Jy ! Total flux subtracted in 100 components = 0.339237 Jy ! Clean residual min=-0.016201 max=0.026904 Jy/beam ! Clean residual mean=-0.000201 rms=0.005605 Jy/beam ! Combined flux in latest and established models = 0.339237 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.339237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169276Jy sigma=0.001284 ! Fit after self-cal, rms=0.169245Jy sigma=0.001284 ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.7961 mas, bmaj=2.193 mas, bpa=0.6918 degrees ! Estimated noise=1368.87 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 = 0.0319251 Jy ! Component: 100 - total flux cleaned = 0.0441313 Jy ! Component: 150 - total flux cleaned = 0.0493129 Jy ! Component: 200 - total flux cleaned = 0.0515408 Jy ! Total flux subtracted in 200 components = 0.0515408 Jy ! Clean residual min=-0.011208 max=0.020180 Jy/beam ! Clean residual mean=-0.000184 rms=0.004908 Jy/beam ! Combined flux in latest and established models = 0.390778 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.390778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164640Jy sigma=0.001230 ! Fit after self-cal, rms=0.164628Jy sigma=0.001230 ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 0.99 MK 1.01 NL 1.04 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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 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 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* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 GC 1.00* HN 1.00* KP 1.00 ! LA 1.00 MK 1.00 NL 1.03 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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 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 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* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 GC 1.00* HN 1.00* KP 0.99 ! LA 1.00 MK 1.00 NL 1.04 NY 1.00* ! ON 1.00* OV 0.99 PT 1.00 SC 1.01 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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 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 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* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 GC 1.00* HN 1.00* KP 0.99 ! LA 1.00 MK 1.01 NL 1.05 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.02 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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 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 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* ! ! ! Fit before self-cal, rms=0.164628Jy sigma=0.001230 ! Fit after self-cal, rms=0.167248Jy sigma=0.001229 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.7986 mas, bmaj=2.199 mas, bpa=0.7309 degrees ! Estimated noise=1368.08 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 = -0.000521908 Jy ! Component: 100 - total flux cleaned = -0.000553191 Jy ! Component: 150 - total flux cleaned = -0.000582589 Jy ! Component: 200 - total flux cleaned = -0.000610643 Jy ! Total flux subtracted in 200 components = -0.000610643 Jy ! Clean residual min=-0.010726 max=0.020567 Jy/beam ! Clean residual mean=-0.000187 rms=0.004825 Jy/beam ! Combined flux in latest and established models = 0.390167 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 18 components and 0.390167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167234Jy sigma=0.001229 ! Fit after self-cal, rms=0.167296Jy sigma=0.001229 ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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=0.167296Jy sigma=0.001229 ! Fit after self-cal, rms=0.167309Jy sigma=0.001229 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.7993 mas, bmaj=2.201 mas, bpa=0.7398 degrees ! Estimated noise=1367.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000522729 Jy ! Component: 100 - total flux cleaned = -0.000550585 Jy ! Component: 150 - total flux cleaned = -0.000551152 Jy ! Component: 200 - total flux cleaned = -0.000577624 Jy ! Total flux subtracted in 200 components = -0.000577624 Jy ! Clean residual min=-0.010696 max=0.020567 Jy/beam ! Clean residual mean=-0.000187 rms=0.004824 Jy/beam ! Combined flux in latest and established models = 0.389589 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 0.389589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167297Jy sigma=0.001229 ! Fit after self-cal, rms=0.167291Jy sigma=0.001229 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 (-8.4, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0173607 Jy ! Component: 100 - total flux cleaned = 0.0248136 Jy ! Component: 150 - total flux cleaned = 0.0292001 Jy ! Component: 200 - total flux cleaned = 0.0324206 Jy ! Total flux subtracted in 200 components = 0.0324206 Jy ! Clean residual min=-0.009469 max=0.014808 Jy/beam ! Clean residual mean=-0.000084 rms=0.003698 Jy/beam ! Combined flux in latest and established models = 0.42201 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 53 components and 0.42201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165827Jy sigma=0.001211 ! Fit after self-cal, rms=0.165735Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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=0.165735Jy sigma=0.001210 ! Fit after self-cal, rms=0.166351Jy sigma=0.001209 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8031 mas, bmaj=2.208 mas, bpa=0.7271 degrees ! Estimated noise=1363.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00380643 Jy ! Component: 100 - total flux cleaned = 0.00516537 Jy ! Component: 150 - total flux cleaned = 0.00556281 Jy ! Component: 200 - total flux cleaned = 0.00597574 Jy ! Total flux subtracted in 200 components = 0.00597574 Jy ! Clean residual min=-0.008431 max=0.014579 Jy/beam ! Clean residual mean=-0.000039 rms=0.003519 Jy/beam ! Combined flux in latest and established models = 0.427986 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.427986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166284Jy sigma=0.001208 ! Fit after self-cal, rms=0.166298Jy sigma=0.001208 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 = 0.000493218 Jy ! Component: 100 - total flux cleaned = 0.00065272 Jy ! Component: 150 - total flux cleaned = 0.000798148 Jy ! Component: 200 - total flux cleaned = 0.000891022 Jy ! Total flux subtracted in 200 components = 0.000891022 Jy ! Clean residual min=-0.008573 max=0.014424 Jy/beam ! Clean residual mean=-0.000038 rms=0.003490 Jy/beam ! Combined flux in latest and established models = 0.428877 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 0.428877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166283Jy sigma=0.001208 ! Fit after self-cal, rms=0.166276Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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=0.166276Jy sigma=0.001208 ! Fit after self-cal, rms=0.167037Jy sigma=0.001208 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.724 mas, bmaj=10.6 mas, bpa=3.333 degrees ! Estimated noise=1702.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239632 Jy ! Component: 100 - total flux cleaned = 0.00278021 Jy ! Component: 150 - total flux cleaned = 0.00313099 Jy ! Component: 200 - total flux cleaned = 0.00337879 Jy ! Total flux subtracted in 200 components = 0.00337879 Jy ! Clean residual min=-0.012043 max=0.022234 Jy/beam ! Clean residual mean=-0.000023 rms=0.005969 Jy/beam ! Combined flux in latest and established models = 0.432256 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 69 components and 0.432256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167054Jy sigma=0.001207 ! Fit after self-cal, rms=0.167063Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 = 0.000355771 Jy ! Component: 100 - total flux cleaned = 0.000581595 Jy ! Component: 150 - total flux cleaned = 0.000868457 Jy ! Component: 200 - total flux cleaned = 0.00107083 Jy ! Total flux subtracted in 200 components = 0.00107083 Jy ! Clean residual min=-0.012408 max=0.021903 Jy/beam ! Clean residual mean=-0.000017 rms=0.005901 Jy/beam ! Combined flux in latest and established models = 0.433326 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 75 components and 0.433326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167079Jy sigma=0.001207 ! Fit after self-cal, rms=0.167076Jy sigma=0.001207 ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8049 mas, bmaj=2.211 mas, bpa=0.7611 degrees ! Estimated noise=1365.48 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8049 x 2.211 at 0.7611 degrees (North through East) ! Clean map min=-0.0089751 max=0.34959 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 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6563 mas, bmaj=1.762 mas, bpa=2.822 degrees ! Estimated noise=2322.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.269699 Jy ! Component: 100 - total flux cleaned = 0.33997 Jy ! Component: 150 - total flux cleaned = 0.367647 Jy ! Component: 200 - total flux cleaned = 0.383036 Jy ! Total flux subtracted in 200 components = 0.383036 Jy ! Clean residual min=-0.012518 max=0.011879 Jy/beam ! Clean residual mean=-0.000090 rms=0.003722 Jy/beam ! Combined flux in latest and established models = 0.383036 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.383036 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8049 mas, bmaj=2.211 mas, bpa=0.7611 degrees ! Estimated noise=1365.48 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 = 0.0142925 Jy ! Component: 100 - total flux cleaned = 0.0235378 Jy ! Component: 150 - total flux cleaned = 0.0302434 Jy ! Component: 200 - total flux cleaned = 0.0351816 Jy ! Total flux subtracted in 200 components = 0.0351816 Jy ! Clean residual min=-0.009107 max=0.013618 Jy/beam ! Clean residual mean=-0.000059 rms=0.003602 Jy/beam ! Combined flux in latest and established models = 0.418218 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 39 components and 0.418218 Jy ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.724 mas, bmaj=10.6 mas, bpa=3.333 degrees ! Estimated noise=1702.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00685275 Jy ! Component: 100 - total flux cleaned = 0.0109697 Jy ! Component: 150 - total flux cleaned = 0.0128462 Jy ! Component: 200 - total flux cleaned = 0.0132933 Jy ! Total flux subtracted in 200 components = 0.0132933 Jy ! Clean residual min=-0.012296 max=0.022074 Jy/beam ! Clean residual mean=-0.000019 rms=0.005952 Jy/beam ! Combined flux in latest and established models = 0.431511 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 = 0.000331886 Jy ! Component: 100 - total flux cleaned = 0.00071754 Jy ! Component: 150 - total flux cleaned = 0.00100317 Jy ! Component: 200 - total flux cleaned = 0.00133575 Jy ! Total flux subtracted in 200 components = 0.00133575 Jy ! Clean residual min=-0.012575 max=0.021843 Jy/beam ! Clean residual mean=-0.000013 rms=0.005878 Jy/beam ! Combined flux in latest and established models = 0.432847 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 43 components and 0.432847 Jy ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8049 mas, bmaj=2.211 mas, bpa=0.7611 degrees ! Estimated noise=1365.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00120247 Jy ! Component: 100 - total flux cleaned = -0.00131272 Jy ! Component: 150 - total flux cleaned = -0.00149574 Jy ! Component: 200 - total flux cleaned = -0.00127132 Jy ! Total flux subtracted in 200 components = -0.00127132 Jy ! Clean residual min=-0.009499 max=0.013576 Jy/beam ! Clean residual mean=-0.000019 rms=0.003423 Jy/beam ! Combined flux in latest and established models = 0.431576 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 0.431576 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167150Jy sigma=0.001208 ! Fit after self-cal, rms=0.167115Jy sigma=0.001207 wmodel J1454-4012_X_2003_09_17_pus_map.mod ! Writing 54 model components to file: J1454-4012_X_2003_09_17_pus_map.mod wobs J1454-4012_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J1454-4012_X_2003_09_17_pus_uvs.fits wwins J1454-4012_X_2003_09_17_pus_map.win ! wwins: Wrote 2 windows to J1454-4012_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 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00560337 Jy ! Component: 100 - total flux cleaned = 0.0088165 Jy ! Component: 150 - total flux cleaned = 0.010834 Jy ! Component: 200 - total flux cleaned = 0.0127674 Jy ! Component: 250 - total flux cleaned = 0.0145103 Jy ! Component: 300 - total flux cleaned = 0.015532 Jy ! Component: 350 - total flux cleaned = 0.0162648 Jy ! Component: 400 - total flux cleaned = 0.0166536 Jy ! Component: 450 - total flux cleaned = 0.0170229 Jy ! Component: 500 - total flux cleaned = 0.0173698 Jy ! Component: 550 - total flux cleaned = 0.017538 Jy ! Component: 600 - total flux cleaned = 0.0177769 Jy ! Component: 650 - total flux cleaned = 0.0178514 Jy ! Component: 700 - total flux cleaned = 0.0177108 Jy ! Component: 750 - total flux cleaned = 0.017711 Jy ! Component: 800 - total flux cleaned = 0.0175805 Jy ! Component: 850 - total flux cleaned = 0.0172124 Jy ! Component: 900 - total flux cleaned = 0.0169171 Jy ! Component: 950 - total flux cleaned = 0.0165188 Jy ! Component: 1000 - total flux cleaned = 0.016134 Jy ! Component: 1050 - total flux cleaned = 0.0157605 Jy ! Component: 1100 - total flux cleaned = 0.0150904 Jy ! Component: 1150 - total flux cleaned = 0.0144406 Jy ! Component: 1200 - total flux cleaned = 0.0136137 Jy ! Component: 1250 - total flux cleaned = 0.012904 Jy ! Component: 1300 - total flux cleaned = 0.0121655 Jy ! Component: 1350 - total flux cleaned = 0.0114445 Jy ! Component: 1400 - total flux cleaned = 0.0108277 Jy ! Component: 1450 - total flux cleaned = 0.0100965 Jy ! Component: 1500 - total flux cleaned = 0.00942413 Jy ! Component: 1550 - total flux cleaned = 0.00876571 Jy ! Component: 1600 - total flux cleaned = 0.00832289 Jy ! Component: 1650 - total flux cleaned = 0.00776942 Jy ! Component: 1700 - total flux cleaned = 0.0073809 Jy ! Component: 1750 - total flux cleaned = 0.00688401 Jy ! Component: 1800 - total flux cleaned = 0.00643372 Jy ! Component: 1850 - total flux cleaned = 0.00621167 Jy ! Component: 1900 - total flux cleaned = 0.00602915 Jy ! Component: 1950 - total flux cleaned = 0.00588456 Jy ! Component: 2000 - total flux cleaned = 0.0057062 Jy ! Total flux subtracted in 2048 components = 0.00552998 Jy ! Clean residual min=-0.001955 max=0.002302 Jy/beam ! Clean residual mean=-0.000026 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.437106 Jy keep ! Adding 161 model components to the UV plane model. ! The established model now contains 215 components and 0.437106 Jy wmap "J1454-4012_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8049 x 2.211 at 0.7611 degrees (North through East) ! Clean map min=-0.0044789 max=0.34872 Jy/beam ! Writing clean map to FITS file: J1454-4012_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 0.348721 invert ! Inverting map ! Your choice of large map pixels excluded 0.862% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000740636 device "J1454-4012_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-4012_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.637159 0.637159 1.27432 2.54864 5.09728 10.1946 20.3891 40.7782 81.5564 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.348 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8049 x 2.211 at 0.7611 degrees (North through East) ! Clean map min=-0.0044789 max=0.34872 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-4012_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-4012_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1454-4012_X_2003_09_17_pus_uvs.log closed on Mon May 14 14:41:52 2007