! Started logfile: J0121+1149_X_2000_03_13_pus_uvs.log on Wed Apr 3 15:27:40 2013 obs J0121+1149_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0121+1149_X_2000_03_13_pus_uva.fits ! AN table 1: 83 integrations on 190 of 190 possible baselines. ! AN table 2: 105 integrations on 190 of 190 possible baselines. ! AN table 3: 181 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.135829 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0121+1149 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2386 lines of history. ! ! Reading 38092 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0121+1149_X_2000_03_13_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 1032 telescope corrections were flagged in sub-array 1. ! A total of 1765 telescope corrections were flagged in sub-array 2. ! A total of 2698 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1032 telescope corrections were flagged in sub-array 1. ! A total of 1765 telescope corrections were flagged in sub-array 2. ! A total of 2692 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1032 telescope corrections were flagged in sub-array 1. ! A total of 1765 telescope corrections were flagged in sub-array 2. ! A total of 2690 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1032 telescope corrections were flagged in sub-array 1. ! A total of 1765 telescope corrections were flagged in sub-array 2. ! A total of 2689 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.837167Jy sigma=0.007880 ! Fit after self-cal, rms=0.588220Jy sigma=0.005814 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.45% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.5354 mas, bmaj=1.294 mas, bpa=-6.03 degrees ! Estimated noise=684.624 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 = 1.11239 Jy ! Component: 100 - total flux cleaned = 1.37752 Jy ! Total flux subtracted in 100 components = 1.37752 Jy ! Clean residual min=-0.023995 max=0.110801 Jy/beam ! Clean residual mean=-0.000431 rms=0.008571 Jy/beam ! Combined flux in latest and established models = 1.37752 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.37752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342873Jy sigma=0.003347 ! Fit after self-cal, rms=0.342659Jy sigma=0.003347 ! Inverting map ! Your choice of large map pixels excluded 3.45% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131334 Jy ! Component: 100 - total flux cleaned = 0.2209 Jy ! Total flux subtracted in 100 components = 0.2209 Jy ! Clean residual min=-0.020277 max=0.054262 Jy/beam ! Clean residual mean=-0.000227 rms=0.006338 Jy/beam ! Combined flux in latest and established models = 1.59842 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 22 components and 1.59842 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260997Jy sigma=0.002389 ! Fit after self-cal, rms=0.260360Jy sigma=0.002387 ! Inverting map ! Your choice of large map pixels excluded 3.45% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Added new window around map position (0.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0672198 Jy ! Component: 100 - total flux cleaned = 0.117899 Jy ! Total flux subtracted in 100 components = 0.117899 Jy ! Clean residual min=-0.019382 max=0.038832 Jy/beam ! Clean residual mean=-0.000118 rms=0.005520 Jy/beam ! Combined flux in latest and established models = 1.71632 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 32 components and 1.71632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233763Jy sigma=0.002033 ! Fit after self-cal, rms=0.233062Jy sigma=0.002030 ! Inverting map ! Your choice of large map pixels excluded 3.45% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Added new window around map position (-0.8, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0433828 Jy ! Component: 100 - total flux cleaned = 0.0776139 Jy ! Total flux subtracted in 100 components = 0.0776139 Jy ! Clean residual min=-0.021252 max=0.024660 Jy/beam ! Clean residual mean=-0.000047 rms=0.005065 Jy/beam ! Combined flux in latest and established models = 1.79393 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 1.79393 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222431Jy sigma=0.001867 ! Fit after self-cal, rms=0.222260Jy sigma=0.001866 ! Inverting map ! Your choice of large map pixels excluded 3.45% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.45% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.6462 mas, bmaj=1.466 mas, bpa=-5.852 degrees ! Estimated noise=439.304 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 = 0.042924 Jy ! Component: 100 - total flux cleaned = 0.0700206 Jy ! Component: 150 - total flux cleaned = 0.0880363 Jy ! Component: 200 - total flux cleaned = 0.0928997 Jy ! Total flux subtracted in 200 components = 0.0928997 Jy ! Clean residual min=-0.014812 max=0.017507 Jy/beam ! Clean residual mean=-0.000018 rms=0.003684 Jy/beam ! Combined flux in latest and established models = 1.88683 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 51 components and 1.88683 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215993Jy sigma=0.001750 ! Fit after self-cal, rms=0.215736Jy sigma=0.001748 ! Inverting map ! Your choice of large map pixels excluded 3.45% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 GC 0.99 KP 0.99 ! LA 1.01 NL 0.99 OV 1.00 PT 1.00 ! SC 0.95 WF 1.01 HH 1.00* KK 1.00* ! MA 1.01 MC 1.18 MK 1.02 NY 1.03 ! ON 1.02 TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 GC 0.99 KP 1.03 ! LA 1.00 NL 0.99 OV 0.99 PT 1.04 ! SC 0.95 WF 1.04 HH 1.00* KK 1.03 ! MA 1.00* MC 1.00* MK 0.99 NY 1.01 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.95 GC 1.01 KP 1.02 ! LA 1.00 NL 0.96 OV 0.98 PT 1.00 ! SC 1.01 WF 1.07 HH 1.00* KK 0.99 ! MA 1.00* MC 1.00* MK 0.99 NY 1.00* ! ON 1.00* TS 1.02 WZ 1.00* HN 1.17 ! ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 GC 0.98 KP 0.96 ! LA 0.97 NL 1.03 OV 0.98 PT 0.97 ! SC 0.94 WF 1.02 HH 1.00* KK 1.00* ! MA 1.02 MC 1.22 MK 1.07 NY 1.06 ! ON 1.02 TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 0.96 KP 1.01 ! LA 0.96 NL 1.02 OV 0.97 PT 1.00 ! SC 0.93 WF 1.04 HH 1.00* KK 1.03 ! MA 1.00* MC 1.00* MK 1.03 NY 1.08 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.94 GC 1.00 KP 1.00 ! LA 0.96 NL 0.99 OV 0.96 PT 0.96 ! SC 0.99 WF 1.09 HH 1.00* KK 1.00 ! MA 1.00* MC 1.00* MK 1.03 NY 1.00* ! ON 1.00* TS 1.03 WZ 1.00* HN 1.01 ! ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.01 KP 0.98 ! LA 0.97 NL 0.98 OV 1.01 PT 1.00 ! SC 0.96 WF 1.03 HH 1.00* KK 1.00* ! MA 1.04 MC 1.23 MK 1.04 NY 1.14 ! ON 1.01 TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.01 GC 0.99 KP 1.02 ! LA 0.96 NL 0.97 OV 0.99 PT 1.03 ! SC 0.96 WF 1.05 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 1.01 NY 1.13 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.97 GC 1.01 KP 1.01 ! LA 0.95 NL 0.95 OV 0.97 PT 0.99 ! SC 1.03 WF 1.09 HH 1.00* KK 0.99 ! MA 1.00* MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* TS 1.07 WZ 1.00* HN 1.06 ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GC 1.00 KP 0.97 ! LA 0.99 NL 0.99 OV 1.01 PT 1.01 ! SC 1.03 WF 1.04 HH 1.00* KK 1.00* ! MA 1.02 MC 1.22 MK 1.06 NY 1.13 ! ON 1.02 TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 GC 0.99 KP 1.01 ! LA 0.97 NL 0.99 OV 0.98 PT 1.04 ! SC 1.02 WF 1.06 HH 1.00* KK 1.03 ! MA 1.00* MC 1.00* MK 1.03 NY 1.11 ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.97 GC 1.01 KP 0.99 ! LA 0.97 NL 0.97 OV 0.98 PT 1.00 ! SC 1.08 WF 1.11 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.08 WZ 1.00* HN 1.19 ! ! ! Fit before self-cal, rms=0.215736Jy sigma=0.001748 ! Fit after self-cal, rms=0.199980Jy sigma=0.001569 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.6576 mas, bmaj=1.478 mas, bpa=-5.49 degrees ! Estimated noise=440.996 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 = -0.0219686 Jy ! Component: 100 - total flux cleaned = -0.0292171 Jy ! Component: 150 - total flux cleaned = -0.0310951 Jy ! Component: 200 - total flux cleaned = -0.032633 Jy ! Total flux subtracted in 200 components = -0.032633 Jy ! Clean residual min=-0.012250 max=0.011725 Jy/beam ! Clean residual mean=0.000084 rms=0.002710 Jy/beam ! Combined flux in latest and established models = 1.8542 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 1.8542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197430Jy sigma=0.001538 ! Fit after self-cal, rms=0.197372Jy sigma=0.001537 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 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=0.197372Jy sigma=0.001537 ! Fit after self-cal, rms=0.182317Jy sigma=0.001276 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.6586 mas, bmaj=1.482 mas, bpa=-5.547 degrees ! Estimated noise=440.931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00734717 Jy ! Component: 100 - total flux cleaned = -0.00789252 Jy ! Component: 150 - total flux cleaned = -0.00856589 Jy ! Component: 200 - total flux cleaned = -0.00952062 Jy ! Total flux subtracted in 200 components = -0.00952062 Jy ! Clean residual min=-0.005959 max=0.006279 Jy/beam ! Clean residual mean=0.000020 rms=0.001258 Jy/beam ! Combined flux in latest and established models = 1.84468 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 69 components and 1.84468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181497Jy sigma=0.001270 ! Fit after self-cal, rms=0.181457Jy sigma=0.001269 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 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 (11.6, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023083 Jy ! Component: 100 - total flux cleaned = 0.00198539 Jy ! Component: 150 - total flux cleaned = 0.00138993 Jy ! Component: 200 - total flux cleaned = 0.000843684 Jy ! Total flux subtracted in 200 components = 0.000843684 Jy ! Clean residual min=-0.005351 max=0.005379 Jy/beam ! Clean residual mean=0.000019 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 1.84552 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 1.84552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181121Jy sigma=0.001266 ! Fit after self-cal, rms=0.181092Jy sigma=0.001266 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Added new window around map position (2, 16.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00477608 Jy ! Component: 100 - total flux cleaned = 0.005931 Jy ! Component: 150 - total flux cleaned = 0.00669166 Jy ! Component: 200 - total flux cleaned = 0.0069231 Jy ! Total flux subtracted in 200 components = 0.0069231 Jy ! Clean residual min=-0.005464 max=0.004111 Jy/beam ! Clean residual mean=0.000014 rms=0.001158 Jy/beam ! Combined flux in latest and established models = 1.85245 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 89 components and 1.85245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180856Jy sigma=0.001264 ! Fit after self-cal, rms=0.180839Jy sigma=0.001264 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 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=0.180839Jy sigma=0.001264 ! Fit after self-cal, rms=0.179931Jy sigma=0.001243 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.6602 mas, bmaj=1.484 mas, bpa=-5.556 degrees ! Estimated noise=441.095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00673134 Jy ! Component: 100 - total flux cleaned = -0.00838831 Jy ! Component: 150 - total flux cleaned = -0.00900879 Jy ! Component: 200 - total flux cleaned = -0.00900419 Jy ! Total flux subtracted in 200 components = -0.00900419 Jy ! Clean residual min=-0.004513 max=0.004239 Jy/beam ! Clean residual mean=-0.000006 rms=0.000942 Jy/beam ! Combined flux in latest and established models = 1.84344 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 91 components and 1.84344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179508Jy sigma=0.001239 ! Fit after self-cal, rms=0.179496Jy sigma=0.001239 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 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 (2.4, 20.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262135 Jy ! Component: 100 - total flux cleaned = 0.00344192 Jy ! Component: 150 - total flux cleaned = 0.00368623 Jy ! Component: 200 - total flux cleaned = 0.00380413 Jy ! Total flux subtracted in 200 components = 0.00380413 Jy ! Clean residual min=-0.004039 max=0.003378 Jy/beam ! Clean residual mean=-0.000010 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 1.84725 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 108 components and 1.84725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179307Jy sigma=0.001237 ! Fit after self-cal, rms=0.179293Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 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=0.179293Jy sigma=0.001237 ! Fit after self-cal, rms=0.179426Jy sigma=0.001236 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=2.329 mas, bmaj=2.709 mas, bpa=0.3078 degrees ! Estimated noise=582.643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00275331 Jy ! Component: 100 - total flux cleaned = -0.00291085 Jy ! Component: 150 - total flux cleaned = -0.00267736 Jy ! Component: 200 - total flux cleaned = -0.00250965 Jy ! Total flux subtracted in 200 components = -0.00250965 Jy ! Clean residual min=-0.005060 max=0.004514 Jy/beam ! Clean residual mean=-0.000035 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 1.84474 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 132 components and 1.84474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179322Jy sigma=0.001235 ! Fit after self-cal, rms=0.179300Jy sigma=0.001235 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 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 = 0.00108251 Jy ! Component: 100 - total flux cleaned = 0.00114174 Jy ! Component: 150 - total flux cleaned = 0.00100078 Jy ! Component: 200 - total flux cleaned = 0.000916603 Jy ! Total flux subtracted in 200 components = 0.000916603 Jy ! Clean residual min=-0.005029 max=0.004382 Jy/beam ! Clean residual mean=-0.000055 rms=0.001183 Jy/beam ! Combined flux in latest and established models = 1.84565 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 143 components and 1.84565 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179287Jy sigma=0.001235 ! Fit after self-cal, rms=0.179285Jy sigma=0.001235 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.6613 mas, bmaj=1.485 mas, bpa=-5.564 degrees ! Estimated noise=441.109 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6613 x 1.485 at -5.564 degrees (North through East) ! Clean map min=-0.0070887 max=1.501 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=0.179285Jy sigma=0.001235 ! Fit after self-cal, rms=0.167578Jy sigma=0.001142 ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.6619 mas, bmaj=1.485 mas, bpa=-5.566 degrees ! Estimated noise=440.311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00503317 Jy ! Component: 100 - total flux cleaned = -0.00559682 Jy ! Component: 150 - total flux cleaned = -0.00610301 Jy ! Component: 200 - total flux cleaned = -0.0061048 Jy ! Total flux subtracted in 200 components = -0.0061048 Jy ! Clean residual min=-0.003467 max=0.002921 Jy/beam ! Clean residual mean=-0.000011 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 1.83955 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 143 components and 1.83955 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167299Jy sigma=0.001140 ! Fit after self-cal, rms=0.167293Jy sigma=0.001140 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000245746 Jy ! Component: 100 - total flux cleaned = -0.000244643 Jy ! Component: 150 - total flux cleaned = -0.00024541 Jy ! Component: 200 - total flux cleaned = -0.000250164 Jy ! Total flux subtracted in 200 components = -0.000250164 Jy ! Clean residual min=-0.003435 max=0.002976 Jy/beam ! Clean residual mean=-0.000011 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 1.8393 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 143 components and 1.8393 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167163Jy sigma=0.001139 ! Fit after self-cal, rms=0.167157Jy sigma=0.001139 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167157Jy sigma=0.001139 ! Fit after self-cal, rms=0.167202Jy sigma=0.001138 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.5463 mas, bmaj=1.302 mas, bpa=-5.906 degrees ! Estimated noise=703.952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.13673 Jy ! Component: 100 - total flux cleaned = 1.40285 Jy ! Component: 150 - total flux cleaned = 1.52197 Jy ! Component: 200 - total flux cleaned = 1.59712 Jy ! Total flux subtracted in 200 components = 1.59712 Jy ! Clean residual min=-0.009752 max=0.041718 Jy/beam ! Clean residual mean=-0.000199 rms=0.003241 Jy/beam ! Combined flux in latest and established models = 1.59712 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 18 model components to the UV plane model. ! The established model now contains 18 components and 1.59712 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.6628 mas, bmaj=1.487 mas, bpa=-5.582 degrees ! Estimated noise=440.231 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 = 0.0845398 Jy ! Component: 100 - total flux cleaned = 0.134008 Jy ! Component: 150 - total flux cleaned = 0.164612 Jy ! Component: 200 - total flux cleaned = 0.184063 Jy ! Total flux subtracted in 200 components = 0.184063 Jy ! Clean residual min=-0.004265 max=0.011794 Jy/beam ! Clean residual mean=-0.000067 rms=0.001270 Jy/beam ! Combined flux in latest and established models = 1.78118 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 39 components and 1.78118 Jy ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Added new window around map position (-0.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128376 Jy ! Component: 100 - total flux cleaned = 0.0211322 Jy ! Component: 150 - total flux cleaned = 0.0273796 Jy ! Component: 200 - total flux cleaned = 0.0322415 Jy ! Total flux subtracted in 200 components = 0.0322415 Jy ! Clean residual min=-0.003768 max=0.003800 Jy/beam ! Clean residual mean=-0.000010 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 1.81342 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 56 components and 1.81343 Jy ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Added new window around map position (1.2, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00326124 Jy ! Component: 100 - total flux cleaned = 0.00451822 Jy ! Component: 150 - total flux cleaned = 0.00568582 Jy ! Component: 200 - total flux cleaned = 0.00664393 Jy ! Total flux subtracted in 200 components = 0.00664393 Jy ! Clean residual min=-0.003574 max=0.003102 Jy/beam ! Clean residual mean=-0.000009 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 1.82007 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 76 components and 1.82007 Jy ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=2.332 mas, bmaj=2.711 mas, bpa=0.3116 degrees ! Estimated noise=579.234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00511509 Jy ! Component: 100 - total flux cleaned = 0.00674589 Jy ! Component: 150 - total flux cleaned = 0.00788983 Jy ! Component: 200 - total flux cleaned = 0.00885095 Jy ! Total flux subtracted in 200 components = 0.00885095 Jy ! Clean residual min=-0.005317 max=0.004303 Jy/beam ! Clean residual mean=-0.000033 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 1.82892 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 = 0.000736944 Jy ! Component: 100 - total flux cleaned = 0.00123236 Jy ! Component: 150 - total flux cleaned = 0.00160598 Jy ! Component: 200 - total flux cleaned = 0.00182821 Jy ! Total flux subtracted in 200 components = 0.00182821 Jy ! Clean residual min=-0.005229 max=0.004021 Jy/beam ! Clean residual mean=-0.000034 rms=0.001046 Jy/beam ! Combined flux in latest and established models = 1.83075 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 117 components and 1.83075 Jy ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! Estimated beam: bmin=0.6628 mas, bmaj=1.487 mas, bpa=-5.582 degrees ! Estimated noise=440.231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000496421 Jy ! Component: 100 - total flux cleaned = -0.000152505 Jy ! Component: 150 - total flux cleaned = 6.24177e-05 Jy ! Component: 200 - total flux cleaned = 0.000166697 Jy ! Total flux subtracted in 200 components = 0.000166697 Jy ! Clean residual min=-0.003277 max=0.002687 Jy/beam ! Clean residual mean=-0.000016 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 1.83092 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 127 components and 1.83092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168385Jy sigma=0.001143 ! Fit after self-cal, rms=0.168243Jy sigma=0.001142 wmodel J0121+1149_X_2000_03_13_pus_map.mod ! Writing 127 model components to file: J0121+1149_X_2000_03_13_pus_map.mod wobs J0121+1149_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0121+1149_X_2000_03_13_pus_uvs.fits wwins J0121+1149_X_2000_03_13_pus_map.win ! wwins: Wrote 8 windows to J0121+1149_X_2000_03_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00067365 Jy ! Component: 100 - total flux cleaned = -0.00151106 Jy ! Component: 150 - total flux cleaned = -0.00207683 Jy ! Component: 200 - total flux cleaned = -0.00244178 Jy ! Component: 250 - total flux cleaned = -0.00275363 Jy ! Component: 300 - total flux cleaned = -0.00323216 Jy ! Component: 350 - total flux cleaned = -0.00348667 Jy ! Component: 400 - total flux cleaned = -0.00357 Jy ! Component: 450 - total flux cleaned = -0.00365331 Jy ! Component: 500 - total flux cleaned = -0.00373516 Jy ! Component: 550 - total flux cleaned = -0.00373494 Jy ! Component: 600 - total flux cleaned = -0.00373512 Jy ! Component: 650 - total flux cleaned = -0.00373497 Jy ! Component: 700 - total flux cleaned = -0.00377333 Jy ! Component: 750 - total flux cleaned = -0.00384984 Jy ! Component: 800 - total flux cleaned = -0.00365873 Jy ! Component: 850 - total flux cleaned = -0.003659 Jy ! Component: 900 - total flux cleaned = -0.00373384 Jy ! Component: 950 - total flux cleaned = -0.00365919 Jy ! Component: 1000 - total flux cleaned = -0.00377017 Jy ! Component: 1050 - total flux cleaned = -0.00395289 Jy ! Component: 1100 - total flux cleaned = -0.0038802 Jy ! Component: 1150 - total flux cleaned = -0.00413308 Jy ! Component: 1200 - total flux cleaned = -0.00427582 Jy ! Component: 1250 - total flux cleaned = -0.00427587 Jy ! Component: 1300 - total flux cleaned = -0.00448797 Jy ! Component: 1350 - total flux cleaned = -0.00445271 Jy ! Component: 1400 - total flux cleaned = -0.00469743 Jy ! Component: 1450 - total flux cleaned = -0.00476655 Jy ! Component: 1500 - total flux cleaned = -0.00487 Jy ! Component: 1550 - total flux cleaned = -0.00493851 Jy ! Component: 1600 - total flux cleaned = -0.00500693 Jy ! Component: 1650 - total flux cleaned = -0.00517623 Jy ! Component: 1700 - total flux cleaned = -0.00517617 Jy ! Component: 1750 - total flux cleaned = -0.00541078 Jy ! Component: 1800 - total flux cleaned = -0.00547731 Jy ! Component: 1850 - total flux cleaned = -0.00577556 Jy ! Component: 1900 - total flux cleaned = -0.00564331 Jy ! Component: 1950 - total flux cleaned = -0.00564325 Jy ! Component: 2000 - total flux cleaned = -0.00577413 Jy ! Total flux subtracted in 2048 components = -0.00583937 Jy ! Clean residual min=-0.002205 max=0.001743 Jy/beam ! Clean residual mean=-0.000016 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 1.82508 Jy keep ! Adding 167 model components to the UV plane model. ! The established model now contains 288 components and 1.82508 Jy ![Exited script file: muppet] wmap "J0121+1149_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6628 x 1.487 at -5.582 degrees (North through East) ! Clean map min=-0.0028723 max=1.5067 Jy/beam ! Writing clean map to FITS file: J0121+1149_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.50666 invert ! Inverting map ! Your choice of large map pixels excluded 3.39% of the data. ! The x-axis pixel size should ideally be below 0.1579 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000595102 device "J0121+1149_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0121+1149_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.118494 0.118494 0.236988 0.473976 0.947951 1.8959 3.7918 7.58361 15.1672 30.3344 60.6689 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.506 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6628 x 1.487 at -5.582 degrees (North through East) ! Clean map min=-0.0028723 max=1.5067 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0121+1149_X_2000_03_13_pus_uvs.log closed on Wed Apr 3 15:27:54 2013