! Started logfile: J0310+3814_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:38:31 2011 obs J0310+3814_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0310+3814_X_2010_06_23_pus_uva.fits ! AN table 1: 94 integrations on 105 of 105 possible baselines. ! AN table 2: 52 integrations on 105 of 105 possible baselines. ! AN table 3: 241 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.197268 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0310+3814 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 32064 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0310+3814_X_2010_06_23_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 = 256x256 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 1102 telescope corrections were flagged in sub-array 1. ! A total of 641 telescope corrections were flagged in sub-array 2. ! A total of 2302 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1132 telescope corrections were flagged in sub-array 1. ! A total of 684 telescope corrections were flagged in sub-array 2. ! A total of 2474 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1102 telescope corrections were flagged in sub-array 1. ! A total of 641 telescope corrections were flagged in sub-array 2. ! A total of 2368 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1102 telescope corrections were flagged in sub-array 1. ! A total of 641 telescope corrections were flagged in sub-array 2. ! A total of 2368 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.718935Jy sigma=0.007870 ! Fit after self-cal, rms=0.562612Jy sigma=0.006180 ! 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 9.16% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=0.5538 mas, bmaj=0.8478 mas, bpa=-9.628 degrees ! Estimated noise=699.671 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 = 0.355142 Jy ! Component: 100 - total flux cleaned = 0.444497 Jy ! Total flux subtracted in 100 components = 0.444497 Jy ! Clean residual min=-0.010573 max=0.036360 Jy/beam ! Clean residual mean=0.000170 rms=0.003560 Jy/beam ! Combined flux in latest and established models = 0.444497 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.444497 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172661Jy sigma=0.001648 ! Fit after self-cal, rms=0.172665Jy sigma=0.001648 ! Inverting map ! Your choice of large map pixels excluded 9.16% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0378148 Jy ! Component: 100 - total flux cleaned = 0.0559473 Jy ! Total flux subtracted in 100 components = 0.0559473 Jy ! Clean residual min=-0.008943 max=0.011525 Jy/beam ! Clean residual mean=0.000066 rms=0.002616 Jy/beam ! Combined flux in latest and established models = 0.500444 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.500444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165009Jy sigma=0.001494 ! Fit after self-cal, rms=0.164987Jy sigma=0.001494 ! Inverting map ! Your choice of large map pixels excluded 9.16% of the data. ! The x-axis pixel size should ideally be below 0.1539 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 9.16% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=0.6922 mas, bmaj=1.112 mas, bpa=-14.05 degrees ! Estimated noise=388.996 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) ! Added new window around map position (0.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172739 Jy ! Component: 100 - total flux cleaned = 0.0277053 Jy ! Component: 150 - total flux cleaned = 0.0344067 Jy ! Component: 200 - total flux cleaned = 0.0368777 Jy ! Total flux subtracted in 200 components = 0.0368777 Jy ! Clean residual min=-0.005453 max=0.010514 Jy/beam ! Clean residual mean=0.000039 rms=0.001884 Jy/beam ! Combined flux in latest and established models = 0.537322 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.537322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163692Jy sigma=0.001465 ! Fit after self-cal, rms=0.163629Jy sigma=0.001463 ! Inverting map ! Your choice of large map pixels excluded 9.16% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.95 KK 1.00* ! KP 0.96 LA 0.96 MA 1.11 MK 0.93 ! NL 0.99 NY 1.05 OV 0.99 PT 0.98 ! SC 1.01 TS 0.96 ZC 1.03 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HN 1.00* KK 0.98 ! KP 1.00* LA 1.00* MA 0.99 MK 1.00* ! NL 1.00* NY 1.03 OV 1.00* PT 1.00* ! SC 1.00* TS 0.99 ZC 0.95 ! ! A total of 81 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.98 HN 1.04 KK 1.05 ! KP 0.99 LA 0.96 MA 1.06 MK 1.04 ! NL 1.00 NY 1.01 OV 0.99 PT 0.98 ! SC 0.99 TS 1.00* ZC 1.02 ! ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.97 KK 1.00* ! KP 0.96 LA 0.97 MA 1.00* MK 0.93 ! NL 1.02 NY 1.03 OV 1.01 PT 0.96 ! SC 1.05 TS 1.03 ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HN 1.00* KK 1.01 ! KP 1.00* LA 1.00* MA 1.00* MK 1.00* ! NL 1.00* NY 1.02 OV 1.00* PT 1.00* ! SC 1.00* TS 0.99 ZC 0.92 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.98 HN 1.06 KK 1.11 ! KP 0.98 LA 0.99 MA 1.00* MK 1.03 ! NL 1.01 NY 0.99 OV 1.01 PT 0.98 ! SC 1.02 TS 1.00* ZC 1.02 ! ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 0.95 KK 1.00* ! KP 0.97 LA 0.96 MA 1.03 MK 0.92 ! NL 0.98 NY 1.11 OV 0.99 PT 0.97 ! SC 0.99 TS 0.97 ZC 1.00 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HN 1.00* KK 0.98 ! KP 1.00* LA 1.00* MA 1.09 MK 1.00* ! NL 1.00* NY 1.07 OV 1.00* PT 1.00* ! SC 1.00* TS 0.97 ZC 0.96 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.97 HN 1.07 KK 1.02 ! KP 0.98 LA 0.98 MA 1.02 MK 1.03 ! NL 0.97 NY 1.00 OV 0.98 PT 0.98 ! SC 0.98 TS 1.00* ZC 1.02 ! ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.93 KK 1.00* ! KP 0.97 LA 0.96 MA 1.05 MK 0.92 ! NL 0.97 NY 1.09 OV 0.99 PT 0.96 ! SC 0.99 TS 0.99 ZC 1.10 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HN 1.00* KK 0.99 ! KP 1.00* LA 1.00* MA 1.14 MK 1.00* ! NL 1.00* NY 1.04 OV 1.00* PT 1.00* ! SC 1.00* TS 0.99 ZC 1.00 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.97 HN 1.08 KK 1.11 ! KP 1.00 LA 0.98 MA 0.98 MK 1.02 ! NL 1.00 NY 0.98 OV 0.99 PT 0.98 ! SC 0.99 TS 1.00* ZC 1.04 ! ! ! Fit before self-cal, rms=0.163629Jy sigma=0.001463 ! Fit after self-cal, rms=0.164386Jy sigma=0.001447 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=0.6991 mas, bmaj=1.125 mas, bpa=-14.46 degrees ! Estimated noise=387.987 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 = -0.0059085 Jy ! Component: 100 - total flux cleaned = -0.00780166 Jy ! Component: 150 - total flux cleaned = -0.00906729 Jy ! Component: 200 - total flux cleaned = -0.00950716 Jy ! Total flux subtracted in 200 components = -0.00950716 Jy ! Clean residual min=-0.005339 max=0.007958 Jy/beam ! Clean residual mean=-0.000146 rms=0.001653 Jy/beam ! Combined flux in latest and established models = 0.527815 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 0.527815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164170Jy sigma=0.001443 ! Fit after self-cal, rms=0.164228Jy sigma=0.001443 ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 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=0.164228Jy sigma=0.001443 ! Fit after self-cal, rms=0.162666Jy sigma=0.001407 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=0.7035 mas, bmaj=1.126 mas, bpa=-14.03 degrees ! Estimated noise=387.479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00387038 Jy ! Component: 100 - total flux cleaned = -0.00512533 Jy ! Component: 150 - total flux cleaned = -0.00537534 Jy ! Component: 200 - total flux cleaned = -0.0055264 Jy ! Total flux subtracted in 200 components = -0.0055264 Jy ! Clean residual min=-0.004255 max=0.005593 Jy/beam ! Clean residual mean=-0.000065 rms=0.001269 Jy/beam ! Combined flux in latest and established models = 0.522289 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 44 components and 0.522289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162539Jy sigma=0.001406 ! Fit after self-cal, rms=0.162555Jy sigma=0.001406 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 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 (4.2, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239032 Jy ! Component: 100 - total flux cleaned = 0.00250673 Jy ! Component: 150 - total flux cleaned = 0.0025305 Jy ! Component: 200 - total flux cleaned = 0.00260849 Jy ! Total flux subtracted in 200 components = 0.00260849 Jy ! Clean residual min=-0.004110 max=0.004720 Jy/beam ! Clean residual mean=-0.000089 rms=0.001208 Jy/beam ! Combined flux in latest and established models = 0.524897 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.524897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162392Jy sigma=0.001403 ! Fit after self-cal, rms=0.162382Jy sigma=0.001403 ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 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=0.162382Jy sigma=0.001403 ! Fit after self-cal, rms=0.162091Jy sigma=0.001348 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=0.7174 mas, bmaj=1.13 mas, bpa=-12.43 degrees ! Estimated noise=389.349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00389604 Jy ! Component: 100 - total flux cleaned = -0.00459205 Jy ! Component: 150 - total flux cleaned = -0.0048267 Jy ! Component: 200 - total flux cleaned = -0.00504284 Jy ! Total flux subtracted in 200 components = -0.00504284 Jy ! Clean residual min=-0.002923 max=0.002811 Jy/beam ! Clean residual mean=-0.000024 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.519854 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.519854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161831Jy sigma=0.001344 ! Fit after self-cal, rms=0.161932Jy sigma=0.001344 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 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 = -0.000226308 Jy ! Component: 100 - total flux cleaned = -0.000510323 Jy ! Component: 150 - total flux cleaned = -0.000680753 Jy ! Component: 200 - total flux cleaned = -0.000838735 Jy ! Total flux subtracted in 200 components = -0.000838735 Jy ! Clean residual min=-0.002706 max=0.002735 Jy/beam ! Clean residual mean=-0.000016 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.519015 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.519015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161836Jy sigma=0.001343 ! Fit after self-cal, rms=0.161830Jy sigma=0.001343 ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 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=0.161830Jy sigma=0.001343 ! Fit after self-cal, rms=0.162250Jy sigma=0.001342 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=2.399 mas, bmaj=2.735 mas, bpa=28.42 degrees ! Estimated noise=492.952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00198465 Jy ! Component: 100 - total flux cleaned = -0.00279079 Jy ! Component: 150 - total flux cleaned = -0.00291035 Jy ! Component: 200 - total flux cleaned = -0.00298743 Jy ! Total flux subtracted in 200 components = -0.00298743 Jy ! Clean residual min=-0.002116 max=0.001795 Jy/beam ! Clean residual mean=-0.000064 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.516028 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 85 components and 0.516028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162230Jy sigma=0.001342 ! Fit after self-cal, rms=0.162230Jy sigma=0.001342 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 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 = -0.000304041 Jy ! Component: 100 - total flux cleaned = -0.000325479 Jy ! Component: 150 - total flux cleaned = -0.000346323 Jy ! Component: 200 - total flux cleaned = -0.000345553 Jy ! Total flux subtracted in 200 components = -0.000345553 Jy ! Clean residual min=-0.002116 max=0.001751 Jy/beam ! Clean residual mean=-0.000055 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.515682 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 89 components and 0.515682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162231Jy sigma=0.001342 ! Fit after self-cal, rms=0.162230Jy sigma=0.001342 ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 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 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=0.7207 mas, bmaj=1.131 mas, bpa=-12.12 degrees ! Estimated noise=388.585 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7207 x 1.131 at -12.12 degrees (North through East) ! Clean map min=-0.0027008 max=0.46561 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 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=0.5668 mas, bmaj=0.8639 mas, bpa=-5.778 degrees ! Estimated noise=709.904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.35752 Jy ! Component: 100 - total flux cleaned = 0.43947 Jy ! Component: 150 - total flux cleaned = 0.470054 Jy ! Component: 200 - total flux cleaned = 0.483954 Jy ! Total flux subtracted in 200 components = 0.483954 Jy ! Clean residual min=-0.004499 max=0.006709 Jy/beam ! Clean residual mean=0.000064 rms=0.001348 Jy/beam ! Combined flux in latest and established models = 0.483954 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.483954 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=0.7207 mas, bmaj=1.131 mas, bpa=-12.12 degrees ! Estimated noise=388.585 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 = 0.0142746 Jy ! Component: 100 - total flux cleaned = 0.0220497 Jy ! Component: 150 - total flux cleaned = 0.0266184 Jy ! Component: 200 - total flux cleaned = 0.0285794 Jy ! Total flux subtracted in 200 components = 0.0285794 Jy ! Clean residual min=-0.002752 max=0.002593 Jy/beam ! Clean residual mean=0.000015 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.512534 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 36 components and 0.512534 Jy ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 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 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=2.399 mas, bmaj=2.735 mas, bpa=28.42 degrees ! Estimated noise=492.952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194977 Jy ! Component: 100 - total flux cleaned = 0.00239259 Jy ! Component: 150 - total flux cleaned = 0.00277845 Jy ! Component: 200 - total flux cleaned = 0.00292082 Jy ! Total flux subtracted in 200 components = 0.00292082 Jy ! Clean residual min=-0.002121 max=0.001711 Jy/beam ! Clean residual mean=-0.000049 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.515454 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 = 3.12477e-05 Jy ! Component: 100 - total flux cleaned = 3.15632e-05 Jy ! Component: 150 - total flux cleaned = 3.21232e-05 Jy ! Component: 200 - total flux cleaned = 5.47753e-05 Jy ! Total flux subtracted in 200 components = 5.47753e-05 Jy ! Clean residual min=-0.002091 max=0.001698 Jy/beam ! Clean residual mean=-0.000050 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.515509 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 50 components and 0.515509 Jy ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! Estimated beam: bmin=0.7207 mas, bmaj=1.131 mas, bpa=-12.12 degrees ! Estimated noise=388.585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000455068 Jy ! Component: 100 - total flux cleaned = -0.000668405 Jy ! Component: 150 - total flux cleaned = -0.000729047 Jy ! Component: 200 - total flux cleaned = -0.000838287 Jy ! Total flux subtracted in 200 components = -0.000838287 Jy ! Clean residual min=-0.002679 max=0.002604 Jy/beam ! Clean residual mean=-0.000010 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.514671 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 64 components and 0.514671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162046Jy sigma=0.001339 ! Fit after self-cal, rms=0.161986Jy sigma=0.001338 wmodel J0310+3814_X_2010_06_23_pus_map.mod ! Writing 64 model components to file: J0310+3814_X_2010_06_23_pus_map.mod wobs J0310+3814_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0310+3814_X_2010_06_23_pus_uvs.fits wwins J0310+3814_X_2010_06_23_pus_map.win ! wwins: Wrote 3 windows to J0310+3814_X_2010_06_23_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 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000239046 Jy ! Component: 100 - total flux cleaned = -0.000451666 Jy ! Component: 150 - total flux cleaned = -0.000654045 Jy ! Component: 200 - total flux cleaned = -0.000886503 Jy ! Component: 250 - total flux cleaned = -0.0011106 Jy ! Component: 300 - total flux cleaned = -0.00125587 Jy ! Component: 350 - total flux cleaned = -0.00146894 Jy ! Component: 400 - total flux cleaned = -0.00164243 Jy ! Component: 450 - total flux cleaned = -0.00181212 Jy ! Component: 500 - total flux cleaned = -0.00187846 Jy ! Component: 550 - total flux cleaned = -0.00204199 Jy ! Component: 600 - total flux cleaned = -0.00207383 Jy ! Component: 650 - total flux cleaned = -0.00216913 Jy ! Component: 700 - total flux cleaned = -0.00226293 Jy ! Component: 750 - total flux cleaned = -0.00235521 Jy ! Component: 800 - total flux cleaned = -0.002416 Jy ! Component: 850 - total flux cleaned = -0.00253644 Jy ! Component: 900 - total flux cleaned = -0.00265558 Jy ! Component: 950 - total flux cleaned = -0.00274403 Jy ! Component: 1000 - total flux cleaned = -0.00291862 Jy ! Total flux subtracted in 1024 components = -0.0029475 Jy ! Clean residual min=-0.001833 max=0.001494 Jy/beam ! Clean residual mean=-0.000011 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.511724 Jy keep ! Adding 76 model components to the UV plane model. ! The established model now contains 140 components and 0.511724 Jy ![Exited script file: muppet] wmap "J0310+3814_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7207 x 1.131 at -12.12 degrees (North through East) ! Clean map min=-0.0024414 max=0.46593 Jy/beam ! Writing clean map to FITS file: J0310+3814_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.465927 invert ! Inverting map ! Your choice of large map pixels excluded 9.18% of the data. ! The x-axis pixel size should ideally be below 0.1539 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0005686 device "J0310+3814_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0310+3814_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.366109 0.366109 0.732218 1.46444 2.92887 5.85774 11.7155 23.431 46.8619 93.7238 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.465 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7207 x 1.131 at -12.12 degrees (North through East) ! Clean map min=-0.0024414 max=0.46593 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0310+3814_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0310+3814_X_2010_06_23_pus_map.gif/vgif' mapplot cln