! Started logfile: J0824+391A_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:47:13 2010 obs J0824+391A_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0824+391A_X_2008_04_02_pus_uva.fits ! AN table 1: 451 integrations on 120 of 120 possible baselines. ! AN table 2: 20 integrations on 120 of 120 possible baselines. ! AN table 3: 86 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0710503 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0824+391A ! ! 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 2284 lines of history. ! ! Reading 18996 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 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 5631 telescope corrections were flagged in sub-array 1. ! A total of 195 telescope corrections were flagged in sub-array 2. ! A total of 948 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 5679 telescope corrections were flagged in sub-array 1. ! A total of 207 telescope corrections were flagged in sub-array 2. ! A total of 968 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 5631 telescope corrections were flagged in sub-array 1. ! A total of 195 telescope corrections were flagged in sub-array 2. ! A total of 948 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 5631 telescope corrections were flagged in sub-array 1. ! A total of 195 telescope corrections were flagged in sub-array 2. ! A total of 948 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.804283Jy sigma=0.004758 ! Fit after self-cal, rms=0.396726Jy sigma=0.001656 ! 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 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.6631 mas, bmaj=0.8522 mas, bpa=-32.03 degrees ! Estimated noise=1558.18 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 = 0.672601 Jy ! Component: 100 - total flux cleaned = 0.840361 Jy ! Total flux subtracted in 100 components = 0.840361 Jy ! Clean residual min=-0.019835 max=0.066759 Jy/beam ! Clean residual mean=-0.000093 rms=0.006193 Jy/beam ! Combined flux in latest and established models = 0.840361 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.840361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.354679Jy sigma=0.001430 ! Fit after self-cal, rms=0.354448Jy sigma=0.001430 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.067447 Jy ! Component: 100 - total flux cleaned = 0.0953337 Jy ! Total flux subtracted in 100 components = 0.0953337 Jy ! Clean residual min=-0.015466 max=0.023365 Jy/beam ! Clean residual mean=-0.000051 rms=0.003957 Jy/beam ! Combined flux in latest and established models = 0.935695 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.935694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.340959Jy sigma=0.001286 ! Fit after self-cal, rms=0.340675Jy sigma=0.001285 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 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 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.8409 mas, bmaj=1.002 mas, bpa=-70.95 degrees ! Estimated noise=955.465 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 (-0.4, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0300712 Jy ! Component: 100 - total flux cleaned = 0.0326653 Jy ! Component: 150 - total flux cleaned = 0.0341697 Jy ! Component: 200 - total flux cleaned = 0.0354652 Jy ! Total flux subtracted in 200 components = 0.0354652 Jy ! Clean residual min=-0.020206 max=0.019687 Jy/beam ! Clean residual mean=-0.000164 rms=0.003965 Jy/beam ! Combined flux in latest and established models = 0.97116 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 0.97116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.337026Jy sigma=0.001263 ! Fit after self-cal, rms=0.336422Jy sigma=0.001259 ! Inverting map ! Your choice of large map pixels excluded 10.5% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 255 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00 HN 1.01 ! KK 0.96 KP 1.00* LA 1.00* MK 0.96 ! NL 1.08 NY 1.00 ON 0.93 OV 1.01 ! PT 1.00* SC 1.07 WZ 0.99 ZC 1.09 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.96 HH 1.00* HN 1.00* ! KK 1.00 KP 0.99 LA 0.99 MK 0.97 ! NL 1.00* NY 1.00* ON 1.00* OV 1.03 ! PT 0.95 SC 1.00* WZ 1.00* ZC 0.99 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.98 HH 1.00* HN 1.00* ! KK 0.98 KP 1.06 LA 1.00 MK 0.97 ! NL 1.03 NY 1.00* ON 1.00* OV 1.02 ! PT 1.02 SC 1.00* WZ 1.00* ZC 1.06 ! ! ! Correcting IF 2. ! A total of 255 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.96 HN 1.02 ! KK 0.96 KP 1.00* LA 1.00* MK 0.96 ! NL 1.04 NY 1.02 ON 0.96 OV 0.94 ! PT 1.00* SC 1.07 WZ 1.00 ZC 1.12 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.99 HH 1.00* HN 1.00* ! KK 1.02 KP 0.95 LA 0.96 MK 0.94 ! NL 1.00* NY 1.00* ON 1.00* OV 1.00 ! PT 0.95 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.98 HH 1.00* HN 1.00* ! KK 0.97 KP 1.00 LA 0.98 MK 0.97 ! NL 1.01 NY 1.00* ON 1.00* OV 0.99 ! PT 1.02 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 255 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.97 HN 1.01 ! KK 1.01 KP 1.00* LA 1.00* MK 0.97 ! NL 1.07 NY 0.98 ON 0.96 OV 1.01 ! PT 1.00* SC 1.13 WZ 0.98 ZC 1.10 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HH 1.00* HN 1.00* ! KK 1.00 KP 0.97 LA 0.97 MK 0.99 ! NL 1.00* NY 1.00* ON 1.00* OV 1.03 ! PT 0.92 SC 1.00* WZ 1.00* ZC 1.02 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 HH 1.00* HN 1.00* ! KK 1.04 KP 0.98 LA 1.01 MK 1.02 ! NL 1.02 NY 1.00* ON 1.00* OV 1.04 ! PT 1.01 SC 1.00* WZ 1.00* ZC 1.14 ! ! ! Correcting IF 4. ! A total of 255 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.99 HN 1.03 ! KK 0.97 KP 1.00* LA 1.00* MK 0.99 ! NL 1.08 NY 1.00 ON 0.96 OV 0.97 ! PT 1.00* SC 1.11 WZ 0.97 ZC 1.10 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.99 HH 1.00* HN 1.00* ! KK 1.02 KP 0.98 LA 0.94 MK 1.02 ! NL 1.00* NY 1.00* ON 1.00* OV 0.98 ! PT 0.93 SC 1.00* WZ 1.00* ZC 1.01 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.01 HH 1.00* HN 1.00* ! KK 1.02 KP 0.96 LA 1.02 MK 1.00 ! NL 1.03 NY 1.00* ON 1.00* OV 1.02 ! PT 0.99 SC 1.00* WZ 1.00* ZC 1.13 ! ! ! Fit before self-cal, rms=0.336422Jy sigma=0.001259 ! Fit after self-cal, rms=0.329358Jy sigma=0.001230 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.8411 mas, bmaj=1.024 mas, bpa=-73.14 degrees ! Estimated noise=986.195 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 = -0.000289669 Jy ! Component: 100 - total flux cleaned = -1.19514e-05 Jy ! Component: 150 - total flux cleaned = 0.000226666 Jy ! Component: 200 - total flux cleaned = 0.000425948 Jy ! Total flux subtracted in 200 components = 0.000425948 Jy ! Clean residual min=-0.009104 max=0.009624 Jy/beam ! Clean residual mean=-0.000152 rms=0.002464 Jy/beam ! Combined flux in latest and established models = 0.971586 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 37 components and 0.971586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.328696Jy sigma=0.001227 ! Fit after self-cal, rms=0.328208Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 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=0.328208Jy sigma=0.001227 ! Fit after self-cal, rms=0.335539Jy sigma=0.001212 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.8406 mas, bmaj=1.026 mas, bpa=-71.79 degrees ! Estimated noise=985.525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193883 Jy ! Component: 100 - total flux cleaned = 0.00193237 Jy ! Component: 150 - total flux cleaned = 0.00192368 Jy ! Component: 200 - total flux cleaned = 0.00191727 Jy ! Total flux subtracted in 200 components = 0.00191727 Jy ! Clean residual min=-0.008904 max=0.009304 Jy/beam ! Clean residual mean=-0.000121 rms=0.002197 Jy/beam ! Combined flux in latest and established models = 0.973503 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.973503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.335245Jy sigma=0.001211 ! Fit after self-cal, rms=0.335349Jy sigma=0.001211 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 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 = 0.000490709 Jy ! Component: 100 - total flux cleaned = 0.0004963 Jy ! Component: 150 - total flux cleaned = 0.000499275 Jy ! Component: 200 - total flux cleaned = 0.000375905 Jy ! Total flux subtracted in 200 components = 0.000375905 Jy ! Clean residual min=-0.008643 max=0.009109 Jy/beam ! Clean residual mean=-0.000121 rms=0.002174 Jy/beam ! Combined flux in latest and established models = 0.973879 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 0.973879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.335167Jy sigma=0.001211 ! Fit after self-cal, rms=0.335139Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 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=0.335139Jy sigma=0.001211 ! Fit after self-cal, rms=0.336289Jy sigma=0.001207 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.8423 mas, bmaj=1.025 mas, bpa=-71.73 degrees ! Estimated noise=986.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106488 Jy ! Component: 100 - total flux cleaned = 0.00119635 Jy ! Component: 150 - total flux cleaned = 0.00107143 Jy ! Component: 200 - total flux cleaned = 0.00107029 Jy ! Total flux subtracted in 200 components = 0.00107029 Jy ! Clean residual min=-0.008080 max=0.008363 Jy/beam ! Clean residual mean=-0.000113 rms=0.001944 Jy/beam ! Combined flux in latest and established models = 0.974949 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.974949 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336110Jy sigma=0.001207 ! Fit after self-cal, rms=0.336195Jy sigma=0.001207 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 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 (-23.4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00814482 Jy ! Component: 100 - total flux cleaned = 0.010743 Jy ! Component: 150 - total flux cleaned = 0.0113243 Jy ! Component: 200 - total flux cleaned = 0.0118326 Jy ! Total flux subtracted in 200 components = 0.0118326 Jy ! Clean residual min=-0.007735 max=0.007331 Jy/beam ! Clean residual mean=-0.000123 rms=0.001788 Jy/beam ! Combined flux in latest and established models = 0.986782 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 71 components and 0.986782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.335931Jy sigma=0.001205 ! Fit after self-cal, rms=0.335910Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 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=0.335910Jy sigma=0.001205 ! Fit after self-cal, rms=0.336793Jy sigma=0.001205 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=2.428 mas, bmaj=3.149 mas, bpa=-76.47 degrees ! Estimated noise=1095.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00445021 Jy ! Component: 100 - total flux cleaned = 0.0057275 Jy ! Component: 150 - total flux cleaned = 0.0056002 Jy ! Component: 200 - total flux cleaned = 0.00565666 Jy ! Total flux subtracted in 200 components = 0.00565666 Jy ! Clean residual min=-0.007430 max=0.008210 Jy/beam ! Clean residual mean=-0.000273 rms=0.002380 Jy/beam ! Combined flux in latest and established models = 0.992438 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 81 components and 0.992438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336770Jy sigma=0.001204 ! Fit after self-cal, rms=0.336759Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 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 = 0.00116082 Jy ! Component: 100 - total flux cleaned = 0.00121272 Jy ! Component: 150 - total flux cleaned = 0.001255 Jy ! Component: 200 - total flux cleaned = 0.00129316 Jy ! Total flux subtracted in 200 components = 0.00129316 Jy ! Clean residual min=-0.007236 max=0.008410 Jy/beam ! Clean residual mean=-0.000264 rms=0.002360 Jy/beam ! Combined flux in latest and established models = 0.993732 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 85 components and 0.993732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336764Jy sigma=0.001204 ! Fit after self-cal, rms=0.336753Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.8437 mas, bmaj=1.025 mas, bpa=-71.59 degrees ! Estimated noise=986.756 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8437 x 1.025 at -71.59 degrees (North through East) ! Clean map min=-0.0065964 max=0.86813 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=0.336753Jy sigma=0.001204 ! Fit after self-cal, rms=0.350220Jy sigma=0.001026 ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.8439 mas, bmaj=1.025 mas, bpa=-71.49 degrees ! Estimated noise=986.481 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000234342 Jy ! Component: 100 - total flux cleaned = 0.000235181 Jy ! Component: 150 - total flux cleaned = 0.000124304 Jy ! Component: 200 - total flux cleaned = 2.31646e-05 Jy ! Total flux subtracted in 200 components = 2.31646e-05 Jy ! Clean residual min=-0.007177 max=0.006708 Jy/beam ! Clean residual mean=-0.000117 rms=0.001671 Jy/beam ! Combined flux in latest and established models = 0.993755 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 90 components and 0.993755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.350076Jy sigma=0.001026 ! Fit after self-cal, rms=0.350047Jy sigma=0.001026 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.35632e-05 Jy ! Component: 100 - total flux cleaned = 7.57894e-05 Jy ! Component: 150 - total flux cleaned = 7.39293e-05 Jy ! Component: 200 - total flux cleaned = -1.72341e-05 Jy ! Total flux subtracted in 200 components = -1.72341e-05 Jy ! Clean residual min=-0.007116 max=0.006760 Jy/beam ! Clean residual mean=-0.000116 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 0.993737 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 0.993737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349947Jy sigma=0.001026 ! Fit after self-cal, rms=0.349912Jy sigma=0.001026 ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.349912Jy sigma=0.001026 ! Fit after self-cal, rms=0.356873Jy sigma=0.001026 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.6629 mas, bmaj=0.8682 mas, bpa=-34.43 degrees ! Estimated noise=1599.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.672808 Jy ! Component: 100 - total flux cleaned = 0.836134 Jy ! Component: 150 - total flux cleaned = 0.898462 Jy ! Component: 200 - total flux cleaned = 0.928856 Jy ! Total flux subtracted in 200 components = 0.928856 Jy ! Clean residual min=-0.011595 max=0.017278 Jy/beam ! Clean residual mean=-0.000055 rms=0.002871 Jy/beam ! Combined flux in latest and established models = 0.928856 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.928856 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.8453 mas, bmaj=1.025 mas, bpa=-71.3 degrees ! Estimated noise=987.197 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 = 0.0271716 Jy ! Component: 100 - total flux cleaned = 0.0425031 Jy ! Component: 150 - total flux cleaned = 0.0479275 Jy ! Component: 200 - total flux cleaned = 0.0498173 Jy ! Total flux subtracted in 200 components = 0.0498173 Jy ! Clean residual min=-0.009573 max=0.009744 Jy/beam ! Clean residual mean=-0.000121 rms=0.002003 Jy/beam ! Combined flux in latest and established models = 0.978673 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 32 components and 0.978673 Jy ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Added new window around map position (-2.6, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442334 Jy ! Component: 100 - total flux cleaned = 0.00655165 Jy ! Component: 150 - total flux cleaned = 0.00763222 Jy ! Component: 200 - total flux cleaned = 0.00887012 Jy ! Total flux subtracted in 200 components = 0.00887012 Jy ! Clean residual min=-0.008421 max=0.006933 Jy/beam ! Clean residual mean=-0.000122 rms=0.001785 Jy/beam ! Combined flux in latest and established models = 0.987543 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 43 components and 0.987543 Jy ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=2.428 mas, bmaj=3.15 mas, bpa=-76.43 degrees ! Estimated noise=1094.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00492922 Jy ! Component: 100 - total flux cleaned = 0.00610012 Jy ! Component: 150 - total flux cleaned = 0.0064671 Jy ! Component: 200 - total flux cleaned = 0.00646464 Jy ! Total flux subtracted in 200 components = 0.00646464 Jy ! Clean residual min=-0.006562 max=0.008189 Jy/beam ! Clean residual mean=-0.000284 rms=0.002312 Jy/beam ! Combined flux in latest and established models = 0.994008 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 = -1.42529e-06 Jy ! Component: 100 - total flux cleaned = 5.74469e-05 Jy ! Component: 150 - total flux cleaned = 5.63017e-05 Jy ! Component: 200 - total flux cleaned = 5.62641e-05 Jy ! Total flux subtracted in 200 components = 5.62641e-05 Jy ! Clean residual min=-0.006538 max=0.007992 Jy/beam ! Clean residual mean=-0.000284 rms=0.002298 Jy/beam ! Combined flux in latest and established models = 0.994064 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.994064 Jy ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! Estimated beam: bmin=0.8453 mas, bmaj=1.025 mas, bpa=-71.3 degrees ! Estimated noise=987.197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00104291 Jy ! Component: 100 - total flux cleaned = -0.000675378 Jy ! Component: 150 - total flux cleaned = -0.000683828 Jy ! Component: 200 - total flux cleaned = -0.000372176 Jy ! Total flux subtracted in 200 components = -0.000372176 Jy ! Clean residual min=-0.007475 max=0.006515 Jy/beam ! Clean residual mean=-0.000123 rms=0.001662 Jy/beam ! Combined flux in latest and established models = 0.993692 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.993692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.357430Jy sigma=0.001030 ! Fit after self-cal, rms=0.357323Jy sigma=0.001029 wmodel J0824+391A_X_2008_04_02_pus_map.mod ! Writing 68 model components to file: J0824+391A_X_2008_04_02_pus_map.mod wobs J0824+391A_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0824+391A_X_2008_04_02_pus_uvs.fits wwins J0824+391A_X_2008_04_02_pus_map.win ! wwins: Wrote 4 windows to J0824+391A_X_2008_04_02_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 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00112016 Jy ! Component: 100 - total flux cleaned = -0.00123362 Jy ! Component: 150 - total flux cleaned = -0.00113006 Jy ! Component: 200 - total flux cleaned = -0.00133609 Jy ! Component: 250 - total flux cleaned = -0.00173423 Jy ! Component: 300 - total flux cleaned = -0.00192745 Jy ! Component: 350 - total flux cleaned = -0.0022116 Jy ! Component: 400 - total flux cleaned = -0.00248859 Jy ! Component: 450 - total flux cleaned = -0.00293964 Jy ! Component: 500 - total flux cleaned = -0.00355643 Jy ! Component: 550 - total flux cleaned = -0.00407252 Jy ! Component: 600 - total flux cleaned = -0.00440823 Jy ! Component: 650 - total flux cleaned = -0.00473746 Jy ! Component: 700 - total flux cleaned = -0.00473729 Jy ! Component: 750 - total flux cleaned = -0.00521526 Jy ! Component: 800 - total flux cleaned = -0.00521468 Jy ! Component: 850 - total flux cleaned = -0.00544711 Jy ! Component: 900 - total flux cleaned = -0.0057522 Jy ! Component: 950 - total flux cleaned = -0.00597653 Jy ! Component: 1000 - total flux cleaned = -0.00627311 Jy ! Component: 1050 - total flux cleaned = -0.00649271 Jy ! Component: 1100 - total flux cleaned = -0.00685414 Jy ! Component: 1150 - total flux cleaned = -0.00699666 Jy ! Component: 1200 - total flux cleaned = -0.00706806 Jy ! Component: 1250 - total flux cleaned = -0.00734794 Jy ! Component: 1300 - total flux cleaned = -0.00748604 Jy ! Component: 1350 - total flux cleaned = -0.00769115 Jy ! Component: 1400 - total flux cleaned = -0.00789267 Jy ! Component: 1450 - total flux cleaned = -0.00782623 Jy ! Component: 1500 - total flux cleaned = -0.00809087 Jy ! Component: 1550 - total flux cleaned = -0.008091 Jy ! Component: 1600 - total flux cleaned = -0.00822075 Jy ! Component: 1650 - total flux cleaned = -0.00834896 Jy ! Component: 1700 - total flux cleaned = -0.00841217 Jy ! Component: 1750 - total flux cleaned = -0.0085368 Jy ! Component: 1800 - total flux cleaned = -0.00878477 Jy ! Component: 1850 - total flux cleaned = -0.00884581 Jy ! Component: 1900 - total flux cleaned = -0.00878579 Jy ! Component: 1950 - total flux cleaned = -0.00920914 Jy ! Component: 2000 - total flux cleaned = -0.00908892 Jy ! Total flux subtracted in 2048 components = -0.009327 Jy ! Clean residual min=-0.003171 max=0.003675 Jy/beam ! Clean residual mean=-0.000043 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 0.984365 Jy keep ! Adding 133 model components to the UV plane model. ! The established model now contains 200 components and 0.984365 Jy wmap "J0824+391A_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8453 x 1.025 at -71.3 degrees (North through East) ! Clean map min=-0.0060163 max=0.86589 Jy/beam ! Writing clean map to FITS file: J0824+391A_X_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.865891 invert ! Inverting map ! Your choice of large map pixels excluded 10.3% of the data. ! The x-axis pixel size should ideally be below 0.1656 milli-arcsec ! The y-axis pixel size should ideally be below 0.1689 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00103889 device "J0824+391A_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0824+391A_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.359939 0.359939 0.719878 1.43976 2.87951 5.75902 11.518 23.0361 46.0722 92.1443 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.865 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8453 x 1.025 at -71.3 degrees (North through East) ! Clean map min=-0.0060163 max=0.86589 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0824+391A_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0824+391A_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0824+391A_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:47:21 2010