! Started logfile: J0646+4451_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:51:39 2013 obs J0646+4451_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0646+4451_X_2001_03_12_pus_uva.fits ! AN table 1: 46 integrations on 136 of 136 possible baselines. ! AN table 2: 200 integrations on 136 of 136 possible baselines. ! AN table 3: 153 integrations on 136 of 136 possible baselines. ! AN table 4: 101 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.156515 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0646+4451 ! ! 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 1753 lines of history. ! ! Reading 42572 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 J0646+4451_X_2001_03_12_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 451 telescope corrections were flagged in sub-array 1. ! A total of 2121 telescope corrections were flagged in sub-array 2. ! A total of 1817 telescope corrections were flagged in sub-array 3. ! A total of 1297 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 451 telescope corrections were flagged in sub-array 1. ! A total of 2116 telescope corrections were flagged in sub-array 2. ! A total of 1817 telescope corrections were flagged in sub-array 3. ! A total of 1297 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 451 telescope corrections were flagged in sub-array 1. ! A total of 2119 telescope corrections were flagged in sub-array 2. ! A total of 1819 telescope corrections were flagged in sub-array 3. ! A total of 1297 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 451 telescope corrections were flagged in sub-array 1. ! A total of 2122 telescope corrections were flagged in sub-array 2. ! A total of 1821 telescope corrections were flagged in sub-array 3. ! A total of 1297 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.990013Jy sigma=0.015360 ! Fit after self-cal, rms=1.826276Jy sigma=0.014180 ! 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 4.98% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.5109 mas, bmaj=0.7096 mas, bpa=-3.719 degrees ! Estimated noise=904.953 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 = 1.97231 Jy ! Component: 100 - total flux cleaned = 2.57101 Jy ! Total flux subtracted in 100 components = 2.57101 Jy ! Clean residual min=-0.059099 max=0.278638 Jy/beam ! Clean residual mean=-0.000239 rms=0.016173 Jy/beam ! Combined flux in latest and established models = 2.57101 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 2.57101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.746465Jy sigma=0.005093 ! Fit after self-cal, rms=0.745831Jy sigma=0.005090 ! Inverting map ! Your choice of large map pixels excluded 4.98% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.31851 Jy ! Component: 100 - total flux cleaned = 0.520184 Jy ! Total flux subtracted in 100 components = 0.520184 Jy ! Clean residual min=-0.045929 max=0.107898 Jy/beam ! Clean residual mean=-0.000212 rms=0.010066 Jy/beam ! Combined flux in latest and established models = 3.09119 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 3.09119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.571433Jy sigma=0.003164 ! Fit after self-cal, rms=0.571080Jy sigma=0.003162 ! Inverting map ! Your choice of large map pixels excluded 4.98% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.132587 Jy ! Component: 100 - total flux cleaned = 0.219558 Jy ! Total flux subtracted in 100 components = 0.219558 Jy ! Clean residual min=-0.044244 max=0.046860 Jy/beam ! Clean residual mean=-0.000199 rms=0.008532 Jy/beam ! Combined flux in latest and established models = 3.31075 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 3.31075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.546183Jy sigma=0.002789 ! Fit after self-cal, rms=0.546053Jy sigma=0.002788 ! Inverting map ! Your choice of large map pixels excluded 4.98% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 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 4.98% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.5803 mas, bmaj=0.8586 mas, bpa=-5.447 degrees ! Estimated noise=513.885 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 = 0.0370847 Jy ! Component: 100 - total flux cleaned = 0.0494092 Jy ! Component: 150 - total flux cleaned = 0.0536481 Jy ! Component: 200 - total flux cleaned = 0.0571346 Jy ! Total flux subtracted in 200 components = 0.0571346 Jy ! Clean residual min=-0.053236 max=0.035207 Jy/beam ! Clean residual mean=-0.001396 rms=0.011277 Jy/beam ! Combined flux in latest and established models = 3.36788 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 21 components and 3.36788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.543571Jy sigma=0.002717 ! Fit after self-cal, rms=0.543510Jy sigma=0.002717 ! Inverting map ! Your choice of large map pixels excluded 4.98% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HH 1.08 HN 1.00 ! KK 1.00* KP 1.16 LA 1.04 MA 0.94 ! MC 0.90 MK 1.00* NL 1.08 ON 0.64 ! OV 1.00* PT 1.00 SC 1.04 TS 1.00* ! WZ 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 HH 1.00 HN 1.05 ! KK 0.91 KP 1.03 LA 0.98 MA 0.97 ! MC 0.98 MK 0.91 NL 1.02 ON 0.99 ! OV 0.97 PT 0.97 SC 1.11 TS 0.99 ! WZ 1.06 ! ! A total of 147 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.02 HH 1.00* HN 0.97 ! KK 0.95 KP 0.99 LA 0.95 MA 1.06 ! MC 1.16 MK 0.96 NL 0.98 ON 1.02 ! OV 0.95 PT 0.97 SC 1.01 TS 1.32 ! WZ 1.06 ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 1.01 HH 1.00* HN 0.98 ! KK 1.00* KP 1.03 LA 0.99 MA 1.02 ! MC 0.93 MK 1.00* NL 0.96 ON 0.71 ! OV 0.98 PT 0.97 SC 0.94 TS 1.00* ! WZ 0.90 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HH 1.06 HN 1.00 ! KK 1.00* KP 1.09 LA 1.03 MA 0.91 ! MC 0.91 MK 1.00* NL 1.03 ON 0.65 ! OV 1.00* PT 1.04 SC 1.02 TS 1.00* ! WZ 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.02 HH 1.00 HN 1.05 ! KK 0.90 KP 0.97 LA 0.97 MA 0.96 ! MC 0.99 MK 0.90 NL 0.98 ON 0.99 ! OV 0.97 PT 1.01 SC 1.10 TS 0.99 ! WZ 1.06 ! ! A total of 147 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.01 HH 1.00* HN 0.96 ! KK 0.94 KP 0.94 LA 0.94 MA 1.05 ! MC 1.18 MK 0.96 NL 0.94 ON 1.02 ! OV 0.95 PT 1.01 SC 1.00 TS 1.32 ! WZ 1.04 ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.00 HH 1.00* HN 0.97 ! KK 1.00* KP 0.97 LA 0.98 MA 1.01 ! MC 0.94 MK 1.00* NL 0.92 ON 0.71 ! OV 0.98 PT 1.01 SC 0.93 TS 1.00* ! WZ 0.88 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HH 1.14 HN 1.00 ! KK 1.00* KP 1.07 LA 1.06 MA 0.96 ! MC 0.96 MK 1.00* NL 1.03 ON 0.67 ! OV 1.00* PT 1.08 SC 1.04 TS 1.00* ! WZ 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 HH 1.05 HN 1.06 ! KK 0.95 KP 0.96 LA 0.99 MA 1.00 ! MC 1.05 MK 0.91 NL 1.02 ON 1.04 ! OV 1.00 PT 1.03 SC 1.14 TS 0.99 ! WZ 1.09 ! ! A total of 141 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.98 HH 1.00* HN 0.98 ! KK 1.01 KP 0.93 LA 0.95 MA 1.17 ! MC 1.27 MK 0.98 NL 0.97 ON 1.09 ! OV 0.98 PT 1.03 SC 1.01 TS 1.29 ! WZ 1.06 ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.98 HH 1.00* HN 0.98 ! KK 1.00* KP 0.95 LA 1.00 MA 1.07 ! MC 0.99 MK 1.00* NL 0.95 ON 0.74 ! OV 1.02 PT 1.04 SC 0.94 TS 1.00* ! WZ 0.94 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HH 1.09 HN 1.01 ! KK 1.00* KP 1.07 LA 1.03 MA 1.04 ! MC 0.89 MK 1.00* NL 1.05 ON 0.67 ! OV 1.00* PT 1.07 SC 1.10 TS 1.00* ! WZ 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 HH 1.02 HN 1.07 ! KK 0.91 KP 0.97 LA 0.96 MA 1.07 ! MC 0.99 MK 0.94 NL 1.03 ON 1.03 ! OV 0.98 PT 1.03 SC 1.19 TS 1.01 ! WZ 1.10 ! ! A total of 159 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.98 HH 1.00* HN 0.98 ! KK 0.96 KP 0.94 LA 0.93 MA 1.19 ! MC 1.23 MK 1.01 NL 0.99 ON 1.09 ! OV 0.96 PT 1.03 SC 1.07 TS 1.30 ! WZ 1.08 ! ! A total of 27 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.97 FD 0.98 HH 1.00* HN 0.99 ! KK 1.00* KP 0.96 LA 0.98 MA 1.13 ! MC 0.96 MK 1.00* NL 0.96 ON 0.74 ! OV 0.99 PT 1.03 SC 1.00 TS 1.00* ! WZ 0.93 ! ! ! Fit before self-cal, rms=0.543510Jy sigma=0.002717 ! Fit after self-cal, rms=0.357532Jy sigma=0.001791 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.5809 mas, bmaj=0.8719 mas, bpa=-5.496 degrees ! Estimated noise=514.997 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 = -0.0147619 Jy ! Component: 100 - total flux cleaned = -0.0156511 Jy ! Component: 150 - total flux cleaned = -0.0162772 Jy ! Component: 200 - total flux cleaned = -0.0162606 Jy ! Total flux subtracted in 200 components = -0.0162606 Jy ! Clean residual min=-0.018692 max=0.019664 Jy/beam ! Clean residual mean=-0.000393 rms=0.004370 Jy/beam ! Combined flux in latest and established models = 3.35162 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 3.35162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352582Jy sigma=0.001743 ! Fit after self-cal, rms=0.352453Jy sigma=0.001742 ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 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=0.352453Jy sigma=0.001742 ! Fit after self-cal, rms=0.308255Jy sigma=0.001407 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.5796 mas, bmaj=0.8747 mas, bpa=-5.528 degrees ! Estimated noise=514.95 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00315241 Jy ! Component: 100 - total flux cleaned = -0.0036957 Jy ! Component: 150 - total flux cleaned = -0.0036942 Jy ! Component: 200 - total flux cleaned = -0.00370959 Jy ! Total flux subtracted in 200 components = -0.00370959 Jy ! Clean residual min=-0.013715 max=0.011061 Jy/beam ! Clean residual mean=-0.000129 rms=0.001870 Jy/beam ! Combined flux in latest and established models = 3.34791 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 3.34791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305535Jy sigma=0.001381 ! Fit after self-cal, rms=0.305545Jy sigma=0.001381 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 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 = -0.000257579 Jy ! Component: 100 - total flux cleaned = -1.44009e-05 Jy ! Component: 150 - total flux cleaned = -2.41759e-05 Jy ! Component: 200 - total flux cleaned = -2.49154e-05 Jy ! Total flux subtracted in 200 components = -2.49154e-05 Jy ! Clean residual min=-0.013884 max=0.010483 Jy/beam ! Clean residual mean=-0.000130 rms=0.001837 Jy/beam ! Combined flux in latest and established models = 3.34789 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 25 components and 3.34789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304930Jy sigma=0.001376 ! Fit after self-cal, rms=0.304912Jy sigma=0.001376 ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 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=0.304912Jy sigma=0.001376 ! Fit after self-cal, rms=0.304972Jy sigma=0.001366 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.5787 mas, bmaj=0.8774 mas, bpa=-5.753 degrees ! Estimated noise=515.426 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00312624 Jy ! Component: 100 - total flux cleaned = -0.00312549 Jy ! Component: 150 - total flux cleaned = -0.00340224 Jy ! Component: 200 - total flux cleaned = -0.00340489 Jy ! Total flux subtracted in 200 components = -0.00340489 Jy ! Clean residual min=-0.013812 max=0.009451 Jy/beam ! Clean residual mean=-0.000086 rms=0.001544 Jy/beam ! Combined flux in latest and established models = 3.34448 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 3.34448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304034Jy sigma=0.001356 ! Fit after self-cal, rms=0.304032Jy sigma=0.001356 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 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 = -0.000212275 Jy ! Component: 100 - total flux cleaned = -0.000216195 Jy ! Component: 150 - total flux cleaned = -0.000361888 Jy ! Component: 200 - total flux cleaned = -0.00023244 Jy ! Total flux subtracted in 200 components = -0.00023244 Jy ! Clean residual min=-0.013776 max=0.009139 Jy/beam ! Clean residual mean=-0.000086 rms=0.001526 Jy/beam ! Combined flux in latest and established models = 3.34425 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 3.34425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.303710Jy sigma=0.001353 ! Fit after self-cal, rms=0.303695Jy sigma=0.001353 ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 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=0.303695Jy sigma=0.001353 ! Fit after self-cal, rms=0.304441Jy sigma=0.001350 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=2.588 mas, bmaj=2.988 mas, bpa=84.89 degrees ! Estimated noise=783.815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00295005 Jy ! Component: 100 - total flux cleaned = -0.00320841 Jy ! Component: 150 - total flux cleaned = -0.00321065 Jy ! Component: 200 - total flux cleaned = -0.00315952 Jy ! Total flux subtracted in 200 components = -0.00315952 Jy ! Clean residual min=-0.006039 max=0.008278 Jy/beam ! Clean residual mean=-0.000187 rms=0.002027 Jy/beam ! Combined flux in latest and established models = 3.34109 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 3.34109 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304597Jy sigma=0.001352 ! Fit after self-cal, rms=0.304587Jy sigma=0.001352 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 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 = -9.05377e-06 Jy ! Component: 100 - total flux cleaned = 2.42458e-05 Jy ! Component: 150 - total flux cleaned = 8.3769e-05 Jy ! Component: 200 - total flux cleaned = 0.000109341 Jy ! Total flux subtracted in 200 components = 0.000109341 Jy ! Clean residual min=-0.006046 max=0.008238 Jy/beam ! Clean residual mean=-0.000187 rms=0.002024 Jy/beam ! Combined flux in latest and established models = 3.3412 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 26 components and 3.3412 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304639Jy sigma=0.001352 ! Fit after self-cal, rms=0.304634Jy sigma=0.001352 ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 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 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.5784 mas, bmaj=0.8792 mas, bpa=-5.915 degrees ! Estimated noise=516.135 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5784 x 0.8792 at -5.915 degrees (North through East) ! Clean map min=-0.0051643 max=2.6636 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=0.304634Jy sigma=0.001352 ! Fit after self-cal, rms=0.276685Jy sigma=0.001167 ! Inverting map and beam ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.5785 mas, bmaj=0.8788 mas, bpa=-5.852 degrees ! Estimated noise=515.558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000680256 Jy ! Component: 100 - total flux cleaned = 0.000470304 Jy ! Component: 150 - total flux cleaned = 0.000477952 Jy ! Component: 200 - total flux cleaned = 0.000469761 Jy ! Total flux subtracted in 200 components = 0.000469761 Jy ! Clean residual min=-0.013414 max=0.007936 Jy/beam ! Clean residual mean=-0.000078 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 3.34167 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 26 components and 3.34167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276175Jy sigma=0.001162 ! Fit after self-cal, rms=0.276162Jy sigma=0.001162 ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000178676 Jy ! Component: 100 - total flux cleaned = -0.000175426 Jy ! Component: 150 - total flux cleaned = -0.000176708 Jy ! Component: 200 - total flux cleaned = -0.00027598 Jy ! Total flux subtracted in 200 components = -0.00027598 Jy ! Clean residual min=-0.013237 max=0.007678 Jy/beam ! Clean residual mean=-0.000078 rms=0.001286 Jy/beam ! Combined flux in latest and established models = 3.34139 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 3.34139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275952Jy sigma=0.001160 ! Fit after self-cal, rms=0.275942Jy sigma=0.001160 ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275942Jy sigma=0.001160 ! Fit after self-cal, rms=0.276406Jy sigma=0.001158 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 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.5097 mas, bmaj=0.7333 mas, bpa=-5.024 degrees ! Estimated noise=908.528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.97623 Jy ! Component: 100 - total flux cleaned = 2.58022 Jy ! Component: 150 - total flux cleaned = 2.88657 Jy ! Component: 200 - total flux cleaned = 3.05045 Jy ! Total flux subtracted in 200 components = 3.05045 Jy ! Clean residual min=-0.019593 max=0.081694 Jy/beam ! Clean residual mean=-0.000055 rms=0.004790 Jy/beam ! Combined flux in latest and established models = 3.05045 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 9 model components to the UV plane model. ! The established model now contains 9 components and 3.05045 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.578 mas, bmaj=0.88 mas, bpa=-5.932 degrees ! Estimated noise=515.96 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 = 0.141218 Jy ! Component: 100 - total flux cleaned = 0.21338 Jy ! Component: 150 - total flux cleaned = 0.252044 Jy ! Component: 200 - total flux cleaned = 0.273226 Jy ! Total flux subtracted in 200 components = 0.273226 Jy ! Clean residual min=-0.006847 max=0.012293 Jy/beam ! Clean residual mean=-0.000066 rms=0.001367 Jy/beam ! Combined flux in latest and established models = 3.32368 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 3.32368 Jy ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Added new window around map position (1.4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125646 Jy ! Component: 100 - total flux cleaned = 0.0182997 Jy ! Component: 150 - total flux cleaned = 0.0193133 Jy ! Component: 200 - total flux cleaned = 0.0200115 Jy ! Total flux subtracted in 200 components = 0.0200115 Jy ! Clean residual min=-0.010111 max=0.006424 Jy/beam ! Clean residual mean=-0.000064 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 3.34369 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 3.34369 Jy ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 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 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=2.589 mas, bmaj=2.987 mas, bpa=84.9 degrees ! Estimated noise=783.796 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214371 Jy ! Component: 100 - total flux cleaned = 0.00225151 Jy ! Component: 150 - total flux cleaned = 0.00234688 Jy ! Component: 200 - total flux cleaned = 0.0024332 Jy ! Total flux subtracted in 200 components = 0.0024332 Jy ! Clean residual min=-0.005398 max=0.004915 Jy/beam ! Clean residual mean=-0.000198 rms=0.001544 Jy/beam ! Combined flux in latest and established models = 3.34612 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 = 2.70479e-05 Jy ! Component: 100 - total flux cleaned = 5.16253e-05 Jy ! Component: 150 - total flux cleaned = 7.5091e-05 Jy ! Component: 200 - total flux cleaned = 7.53547e-05 Jy ! Total flux subtracted in 200 components = 7.53547e-05 Jy ! Clean residual min=-0.005391 max=0.004817 Jy/beam ! Clean residual mean=-0.000198 rms=0.001541 Jy/beam ! Combined flux in latest and established models = 3.3462 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 3.3462 Jy ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! Estimated beam: bmin=0.578 mas, bmaj=0.88 mas, bpa=-5.932 degrees ! Estimated noise=515.96 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000773812 Jy ! Component: 100 - total flux cleaned = -0.000173472 Jy ! Component: 150 - total flux cleaned = 0.000381143 Jy ! Component: 200 - total flux cleaned = 0.000724155 Jy ! Total flux subtracted in 200 components = 0.000724155 Jy ! Clean residual min=-0.010012 max=0.005963 Jy/beam ! Clean residual mean=-0.000064 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 3.34692 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 47 components and 3.34692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279243Jy sigma=0.001152 ! Fit after self-cal, rms=0.279122Jy sigma=0.001151 wmodel J0646+4451_X_2001_03_12_pus_map.mod ! Writing 47 model components to file: J0646+4451_X_2001_03_12_pus_map.mod wobs J0646+4451_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0646+4451_X_2001_03_12_pus_uvs.fits wwins J0646+4451_X_2001_03_12_pus_map.win ! wwins: Wrote 2 windows to J0646+4451_X_2001_03_12_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 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00238386 Jy ! Component: 100 - total flux cleaned = -0.00250457 Jy ! Component: 150 - total flux cleaned = -0.00211109 Jy ! Component: 200 - total flux cleaned = -0.00182777 Jy ! Component: 250 - total flux cleaned = -0.00164544 Jy ! Component: 300 - total flux cleaned = -0.00146923 Jy ! Component: 350 - total flux cleaned = -0.00121296 Jy ! Component: 400 - total flux cleaned = -0.001048 Jy ! Component: 450 - total flux cleaned = -0.000885317 Jy ! Component: 500 - total flux cleaned = -0.000805153 Jy ! Component: 550 - total flux cleaned = -0.000881885 Jy ! Component: 600 - total flux cleaned = -0.000881329 Jy ! Component: 650 - total flux cleaned = -0.000955927 Jy ! Component: 700 - total flux cleaned = -0.000880882 Jy ! Component: 750 - total flux cleaned = -0.000880557 Jy ! Component: 800 - total flux cleaned = -0.000736702 Jy ! Component: 850 - total flux cleaned = -0.000736901 Jy ! Component: 900 - total flux cleaned = -0.000596953 Jy ! Component: 950 - total flux cleaned = -0.0005974 Jy ! Component: 1000 - total flux cleaned = -0.000460337 Jy ! Component: 1050 - total flux cleaned = -0.0003927 Jy ! Component: 1100 - total flux cleaned = -0.000326099 Jy ! Component: 1150 - total flux cleaned = -0.000458551 Jy ! Component: 1200 - total flux cleaned = -0.000457994 Jy ! Component: 1250 - total flux cleaned = -0.00045789 Jy ! Component: 1300 - total flux cleaned = -0.000394049 Jy ! Component: 1350 - total flux cleaned = -0.000586352 Jy ! Component: 1400 - total flux cleaned = -0.00058628 Jy ! Component: 1450 - total flux cleaned = -0.000712677 Jy ! Component: 1500 - total flux cleaned = -0.00083751 Jy ! Component: 1550 - total flux cleaned = -0.000837657 Jy ! Component: 1600 - total flux cleaned = -0.000838124 Jy ! Component: 1650 - total flux cleaned = -0.00114288 Jy ! Component: 1700 - total flux cleaned = -0.00120282 Jy ! Component: 1750 - total flux cleaned = -0.0012625 Jy ! Component: 1800 - total flux cleaned = -0.001382 Jy ! Component: 1850 - total flux cleaned = -0.00161811 Jy ! Component: 1900 - total flux cleaned = -0.0016182 Jy ! Component: 1950 - total flux cleaned = -0.00190973 Jy ! Component: 2000 - total flux cleaned = -0.00196811 Jy ! Total flux subtracted in 2048 components = -0.00214025 Jy ! Clean residual min=-0.002955 max=0.003145 Jy/beam ! Clean residual mean=-0.000048 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 3.34478 Jy keep ! Adding 125 model components to the UV plane model. ! The established model now contains 167 components and 3.34478 Jy ![Exited script file: muppet] wmap "J0646+4451_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.578 x 0.88 at -5.932 degrees (North through East) ! Clean map min=-0.0036852 max=2.6677 Jy/beam ! Writing clean map to FITS file: J0646+4451_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.66774 invert ! Inverting map ! Your choice of large map pixels excluded 5.04% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1521 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000924927 device "J0646+4451_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0646+4451_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.104013 0.104013 0.208025 0.41605 0.8321 1.6642 3.3284 6.6568 13.3136 26.6272 53.2544 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.667 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.578 x 0.88 at -5.932 degrees (North through East) ! Clean map min=-0.0036852 max=2.6677 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0646+4451_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:51:52 2013