! Started logfile: J0956+2515_S_2000_03_13_pus_uvs.log on Tue Apr 2 23:32:56 2013 obs J0956+2515_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0956+2515_S_2000_03_13_pus_uva.fits ! AN table 1: 350 integrations on 190 of 190 possible baselines. ! AN table 2: 84 integrations on 190 of 190 possible baselines. ! AN table 3: 156 integrations on 190 of 190 possible baselines. ! AN table 4: 115 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0985965 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0956+2515 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2251 lines of history. ! ! Reading 52828 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 = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0956+2515_S_2000_03_13_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 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 5534 telescope corrections were flagged in sub-array 1. ! A total of 1055 telescope corrections were flagged in sub-array 2. ! A total of 2282 telescope corrections were flagged in sub-array 3. ! A total of 1567 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 5540 telescope corrections were flagged in sub-array 1. ! A total of 1055 telescope corrections were flagged in sub-array 2. ! A total of 2279 telescope corrections were flagged in sub-array 3. ! A total of 1567 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 5545 telescope corrections were flagged in sub-array 1. ! A total of 1070 telescope corrections were flagged in sub-array 2. ! A total of 2311 telescope corrections were flagged in sub-array 3. ! A total of 1567 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 5540 telescope corrections were flagged in sub-array 1. ! A total of 1062 telescope corrections were flagged in sub-array 2. ! A total of 2283 telescope corrections were flagged in sub-array 3. ! A total of 1567 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.581584Jy sigma=0.003908 ! Fit after self-cal, rms=0.323071Jy sigma=0.002062 ! 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 ! Estimated beam: bmin=1.894 mas, bmaj=3.23 mas, bpa=6.448 degrees ! Estimated noise=777.515 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 = 0.597757 Jy ! Component: 100 - total flux cleaned = 0.750303 Jy ! Total flux subtracted in 100 components = 0.750303 Jy ! Clean residual min=-0.011400 max=0.066359 Jy/beam ! Clean residual mean=0.000113 rms=0.004044 Jy/beam ! Combined flux in latest and established models = 0.750303 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.750303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292721Jy sigma=0.001837 ! Fit after self-cal, rms=0.292573Jy sigma=0.001837 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0719315 Jy ! Component: 100 - total flux cleaned = 0.107969 Jy ! Total flux subtracted in 100 components = 0.107969 Jy ! Clean residual min=-0.008376 max=0.016709 Jy/beam ! Clean residual mean=0.000039 rms=0.002361 Jy/beam ! Combined flux in latest and established models = 0.858271 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.858271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262011Jy sigma=0.001449 ! Fit after self-cal, rms=0.261802Jy sigma=0.001448 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0202365 Jy ! Component: 100 - total flux cleaned = 0.0333268 Jy ! Total flux subtracted in 100 components = 0.0333268 Jy ! Clean residual min=-0.008192 max=0.013471 Jy/beam ! Clean residual mean=0.000017 rms=0.002128 Jy/beam ! Combined flux in latest and established models = 0.891598 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.891598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257658Jy sigma=0.001392 ! Fit after self-cal, rms=0.257613Jy sigma=0.001391 ! Inverting map ! Added new window around map position (4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125499 Jy ! Component: 100 - total flux cleaned = 0.0207698 Jy ! Total flux subtracted in 100 components = 0.0207698 Jy ! Clean residual min=-0.008511 max=0.012964 Jy/beam ! Clean residual mean=0.000002 rms=0.002045 Jy/beam ! Combined flux in latest and established models = 0.912368 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.912368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255692Jy sigma=0.001372 ! Fit after self-cal, rms=0.255641Jy sigma=0.001372 ! Inverting map 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 ! Estimated beam: bmin=2.476 mas, bmaj=3.881 mas, bpa=10.08 degrees ! Estimated noise=421.155 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 (-4, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219048 Jy ! Component: 100 - total flux cleaned = 0.0343626 Jy ! Component: 150 - total flux cleaned = 0.0425614 Jy ! Component: 200 - total flux cleaned = 0.0448061 Jy ! Total flux subtracted in 200 components = 0.0448061 Jy ! Clean residual min=-0.009708 max=0.011573 Jy/beam ! Clean residual mean=-0.000179 rms=0.002581 Jy/beam ! Combined flux in latest and established models = 0.957174 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 53 components and 0.957174 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252080Jy sigma=0.001352 ! Fit after self-cal, rms=0.252039Jy sigma=0.001352 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 462 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.06 GC 1.00* KP 1.00* ! LA 1.03 NL 1.01 OV 1.00* PT 1.04 ! SC 0.99 WF 0.99 HH 1.11 KK 1.00* ! MA 1.00* MC 0.92 MK 1.00* NY 1.02 ! ON 0.83 TS 1.00* WZ 0.88 HN 1.04 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.00 GC 1.06 KP 0.84 ! LA 0.99 NL 0.97 OV 1.04 PT 1.02 ! SC 0.95 WF 1.02 HH 1.00* KK 1.00* ! MA 1.00* MC 1.06 MK 1.08 NY 0.97 ! ON 0.84 TS 1.00* WZ 0.90 HN 0.97 ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.02 GC 1.02 KP 0.98 ! LA 1.01 NL 1.01 OV 0.99 PT 0.98 ! SC 1.00 WF 1.07 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.98 NY 1.02 ! ON 1.00* TS 1.05 WZ 1.00* HN 1.06 ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.99 GC 1.00* KP 1.11 ! LA 0.99 NL 0.99 OV 0.98 PT 0.99 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! ! Correcting IF 2. ! A total of 459 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 GC 1.00* KP 1.00* ! LA 1.04 NL 1.03 OV 1.00* PT 1.04 ! SC 1.02 WF 1.03 HH 1.03 KK 1.00* ! MA 1.00* MC 0.89 MK 1.00* NY 0.99 ! ON 0.82 TS 1.00* WZ 0.89 HN 1.04 ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 GC 1.08 KP 0.93 ! LA 1.00 NL 0.99 OV 1.02 PT 1.01 ! SC 0.96 WF 0.98 HH 1.00* KK 1.00* ! MA 1.00* MC 1.11 MK 1.08 NY 0.96 ! ON 0.86 TS 1.00* WZ 0.92 HN 1.00 ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.98 GC 1.02 KP 0.96 ! LA 1.00 NL 1.02 OV 0.96 PT 0.98 ! SC 1.00 WF 1.03 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.98 NY 1.02 ! ON 1.00* TS 1.06 WZ 1.00* HN 1.06 ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 0.97 GC 1.00* KP 0.97 ! LA 1.00 NL 1.00 OV 0.97 PT 1.00 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! ! Correcting IF 3. ! A total of 456 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 GC 1.00* KP 1.00* ! LA 1.03 NL 0.99 OV 1.00* PT 1.02 ! SC 0.99 WF 1.00 HH 1.02 KK 1.00* ! MA 1.00* MC 1.19 MK 1.00* NY 1.04 ! ON 0.84 TS 1.00* WZ 0.89 HN 1.04 ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.96 GC 1.06 KP 1.04 ! LA 1.01 NL 0.96 OV 1.06 PT 1.03 ! SC 0.96 WF 1.58 HH 1.00* KK 1.00* ! MA 1.00* MC 0.97 MK 1.11 NY 1.00 ! ON 0.84 TS 1.00* WZ 0.90 HN 1.03 ! ! A total of 69 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.95 GC 1.02 KP 1.02 ! LA 1.01 NL 0.99 OV 1.00 PT 0.94 ! SC 1.03 WF 1.14 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.99 NY 1.03 ! ON 1.00* TS 1.08 WZ 1.00* HN 1.06 ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.07 FD 0.95 GC 1.00* KP 1.04 ! LA 1.00 NL 0.97 OV 0.99 PT 0.97 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! ! Correcting IF 4. ! A total of 459 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 GC 1.00* KP 1.00* ! LA 1.03 NL 1.01 OV 1.00* PT 1.03 ! SC 1.00 WF 1.01 HH 1.06 KK 1.00* ! MA 1.00* MC 0.95 MK 1.00* NY 0.99 ! ON 0.84 TS 1.00* WZ 0.88 HN 1.09 ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.98 GC 1.07 KP 1.00 ! LA 0.99 NL 0.96 OV 1.04 PT 1.24 ! SC 0.96 WF 1.00 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00 MK 1.09 NY 0.99 ! ON 0.86 TS 1.00* WZ 0.90 HN 1.04 ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 0.99 GC 1.05 KP 0.98 ! LA 1.01 NL 0.99 OV 0.98 PT 1.04 ! SC 1.01 WF 1.03 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00 NY 0.99 ! ON 1.00* TS 1.07 WZ 1.00* HN 1.08 ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.06 FD 0.98 GC 1.00* KP 0.99 ! LA 1.00 NL 0.96 OV 0.97 PT 1.09 ! SC 1.00* WF 1.00* HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.00* ! ! ! Fit before self-cal, rms=0.252039Jy sigma=0.001352 ! Fit after self-cal, rms=0.218515Jy sigma=0.001271 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.489 mas, bmaj=4.025 mas, bpa=7.586 degrees ! Estimated noise=419.791 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 = -0.00282695 Jy ! Component: 100 - total flux cleaned = -0.0031127 Jy ! Component: 150 - total flux cleaned = -0.00335872 Jy ! Component: 200 - total flux cleaned = -0.00357441 Jy ! Total flux subtracted in 200 components = -0.00357441 Jy ! Clean residual min=-0.003943 max=0.005393 Jy/beam ! Clean residual mean=0.000050 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.9536 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 67 components and 0.9536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218287Jy sigma=0.001269 ! Fit after self-cal, rms=0.218226Jy sigma=0.001269 ! Inverting map ! Added new window around map position (-11.5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00440345 Jy ! Component: 100 - total flux cleaned = 0.00538831 Jy ! Component: 150 - total flux cleaned = 0.00548872 Jy ! Component: 200 - total flux cleaned = 0.00548737 Jy ! Total flux subtracted in 200 components = 0.00548737 Jy ! Clean residual min=-0.003315 max=0.002858 Jy/beam ! Clean residual mean=0.000022 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.959087 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.959087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218076Jy sigma=0.001267 ! Fit after self-cal, rms=0.218054Jy sigma=0.001267 ! Inverting map 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=0.218054Jy sigma=0.001267 ! Fit after self-cal, rms=0.217244Jy sigma=0.001257 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.49 mas, bmaj=4.025 mas, bpa=7.449 degrees ! Estimated noise=419.944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000454576 Jy ! Component: 100 - total flux cleaned = 0.00055774 Jy ! Component: 150 - total flux cleaned = 0.000558647 Jy ! Component: 200 - total flux cleaned = 0.00064055 Jy ! Total flux subtracted in 200 components = 0.00064055 Jy ! Clean residual min=-0.002764 max=0.002439 Jy/beam ! Clean residual mean=0.000021 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.959728 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 87 components and 0.959728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217144Jy sigma=0.001256 ! Fit after self-cal, rms=0.217136Jy sigma=0.001256 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 3.21421e-05 Jy ! Component: 100 - total flux cleaned = 3.54856e-05 Jy ! Component: 150 - total flux cleaned = 0.000164499 Jy ! Component: 200 - total flux cleaned = 0.000104274 Jy ! Total flux subtracted in 200 components = 0.000104274 Jy ! Clean residual min=-0.002651 max=0.002342 Jy/beam ! Clean residual mean=0.000019 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.959832 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 99 components and 0.959832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217089Jy sigma=0.001256 ! Fit after self-cal, rms=0.217082Jy sigma=0.001256 ! Inverting map 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=0.217082Jy sigma=0.001256 ! Fit after self-cal, rms=0.217275Jy sigma=0.001255 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.489 mas, bmaj=4.024 mas, bpa=7.403 degrees ! Estimated noise=420.105 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000294399 Jy ! Component: 100 - total flux cleaned = -0.000432003 Jy ! Component: 150 - total flux cleaned = -0.000493198 Jy ! Component: 200 - total flux cleaned = -0.00049228 Jy ! Total flux subtracted in 200 components = -0.00049228 Jy ! Clean residual min=-0.002446 max=0.002259 Jy/beam ! Clean residual mean=0.000017 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.95934 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 105 components and 0.95934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217227Jy sigma=0.001255 ! Fit after self-cal, rms=0.217223Jy sigma=0.001255 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -8.12077e-05 Jy ! Component: 100 - total flux cleaned = -7.88478e-05 Jy ! Component: 150 - total flux cleaned = -7.88287e-05 Jy ! Component: 200 - total flux cleaned = -7.81631e-05 Jy ! Total flux subtracted in 200 components = -7.81631e-05 Jy ! Clean residual min=-0.002379 max=0.002188 Jy/beam ! Clean residual mean=0.000017 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.959262 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 110 components and 0.959261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217193Jy sigma=0.001255 ! Fit after self-cal, rms=0.217190Jy sigma=0.001255 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.217190Jy sigma=0.001255 ! Fit after self-cal, rms=0.217168Jy sigma=0.001254 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.926 mas, bmaj=9.831 mas, bpa=14.06 degrees ! Estimated noise=502.745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000983174 Jy ! Component: 100 - total flux cleaned = -0.00114644 Jy ! Component: 150 - total flux cleaned = -0.00120114 Jy ! Component: 200 - total flux cleaned = -0.00125106 Jy ! Total flux subtracted in 200 components = -0.00125106 Jy ! Clean residual min=-0.002192 max=0.002453 Jy/beam ! Clean residual mean=0.000040 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.95801 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 119 components and 0.95801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217161Jy sigma=0.001254 ! Fit after self-cal, rms=0.217160Jy sigma=0.001254 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000130475 Jy ! Component: 100 - total flux cleaned = -9.35167e-05 Jy ! Component: 150 - total flux cleaned = -0.000123532 Jy ! Component: 200 - total flux cleaned = -0.000162253 Jy ! Total flux subtracted in 200 components = -0.000162253 Jy ! Clean residual min=-0.002192 max=0.002451 Jy/beam ! Clean residual mean=0.000042 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.957848 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 124 components and 0.957848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217154Jy sigma=0.001254 ! Fit after self-cal, rms=0.217152Jy sigma=0.001254 ! Inverting map 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 ! Estimated beam: bmin=2.488 mas, bmaj=4.023 mas, bpa=7.368 degrees ! Estimated noise=420.22 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.488 x 4.023 at 7.368 degrees (North through East) ! Clean map min=-0.0021092 max=0.81618 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=0.217152Jy sigma=0.001254 ! Fit after self-cal, rms=0.201009Jy sigma=0.001129 ! Inverting map and beam ! Estimated beam: bmin=2.49 mas, bmaj=4.026 mas, bpa=7.42 degrees ! Estimated noise=420.126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000949029 Jy ! Component: 100 - total flux cleaned = -0.00119153 Jy ! Component: 150 - total flux cleaned = -0.00131992 Jy ! Component: 200 - total flux cleaned = -0.00135815 Jy ! Total flux subtracted in 200 components = -0.00135815 Jy ! Clean residual min=-0.002088 max=0.001952 Jy/beam ! Clean residual mean=-0.000006 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.95649 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 131 components and 0.95649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200983Jy sigma=0.001129 ! Fit after self-cal, rms=0.200982Jy sigma=0.001129 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.10009e-05 Jy ! Component: 100 - total flux cleaned = -5.15987e-05 Jy ! Component: 150 - total flux cleaned = -8.57446e-05 Jy ! Component: 200 - total flux cleaned = -8.58961e-05 Jy ! Total flux subtracted in 200 components = -8.58961e-05 Jy ! Clean residual min=-0.002079 max=0.001934 Jy/beam ! Clean residual mean=-0.000006 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.956404 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 138 components and 0.956404 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200966Jy sigma=0.001129 ! Fit after self-cal, rms=0.200965Jy sigma=0.001129 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200965Jy sigma=0.001129 ! Fit after self-cal, rms=0.201001Jy sigma=0.001129 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 ! Estimated beam: bmin=1.903 mas, bmaj=3.24 mas, bpa=5.559 degrees ! Estimated noise=765.274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.60499 Jy ! Component: 100 - total flux cleaned = 0.759943 Jy ! Component: 150 - total flux cleaned = 0.833344 Jy ! Component: 200 - total flux cleaned = 0.870642 Jy ! Total flux subtracted in 200 components = 0.870642 Jy ! Clean residual min=-0.005347 max=0.017581 Jy/beam ! Clean residual mean=0.000054 rms=0.001515 Jy/beam ! Combined flux in latest and established models = 0.870642 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 0.870642 Jy ! Inverting map and beam ! Estimated beam: bmin=2.49 mas, bmaj=4.026 mas, bpa=7.401 degrees ! Estimated noise=420.093 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 = 0.0341111 Jy ! Component: 100 - total flux cleaned = 0.0501672 Jy ! Component: 150 - total flux cleaned = 0.0603119 Jy ! Component: 200 - total flux cleaned = 0.0673648 Jy ! Total flux subtracted in 200 components = 0.0673648 Jy ! Clean residual min=-0.002589 max=0.004123 Jy/beam ! Clean residual mean=0.000065 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.938007 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 48 components and 0.938007 Jy ! Inverting map ! Added new window around map position (0.5, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00502787 Jy ! Component: 100 - total flux cleaned = 0.00867124 Jy ! Component: 150 - total flux cleaned = 0.0114008 Jy ! Component: 200 - total flux cleaned = 0.0134088 Jy ! Total flux subtracted in 200 components = 0.0134088 Jy ! Clean residual min=-0.002146 max=0.002082 Jy/beam ! Clean residual mean=0.000011 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.951416 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 73 components and 0.951416 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.934 mas, bmaj=9.837 mas, bpa=14.22 degrees ! Estimated noise=501.831 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174673 Jy ! Component: 100 - total flux cleaned = 0.00267172 Jy ! Component: 150 - total flux cleaned = 0.00306532 Jy ! Component: 200 - total flux cleaned = 0.00315165 Jy ! Total flux subtracted in 200 components = 0.00315165 Jy ! Clean residual min=-0.001814 max=0.001828 Jy/beam ! Clean residual mean=-0.000005 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.954568 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 = 4.3234e-05 Jy ! Component: 100 - total flux cleaned = 6.78185e-05 Jy ! Component: 150 - total flux cleaned = 6.77784e-05 Jy ! Component: 200 - total flux cleaned = 6.77918e-05 Jy ! Total flux subtracted in 200 components = 6.77918e-05 Jy ! Clean residual min=-0.001807 max=0.001807 Jy/beam ! Clean residual mean=-0.000006 rms=0.000555 Jy/beam ! Combined flux in latest and established models = 0.954635 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 108 components and 0.954636 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.49 mas, bmaj=4.026 mas, bpa=7.401 degrees ! Estimated noise=420.093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000675332 Jy ! Component: 100 - total flux cleaned = -0.000735543 Jy ! Component: 150 - total flux cleaned = -0.00068481 Jy ! Component: 200 - total flux cleaned = -0.000637258 Jy ! Total flux subtracted in 200 components = -0.000637258 Jy ! Clean residual min=-0.002050 max=0.001939 Jy/beam ! Clean residual mean=-0.000001 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.953998 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 120 components and 0.953999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201085Jy sigma=0.001130 ! Fit after self-cal, rms=0.201085Jy sigma=0.001130 wmodel J0956+2515_S_2000_03_13_pus_map.mod ! Writing 120 model components to file: J0956+2515_S_2000_03_13_pus_map.mod wobs J0956+2515_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0956+2515_S_2000_03_13_pus_uvs.fits wwins J0956+2515_S_2000_03_13_pus_map.win ! wwins: Wrote 5 windows to J0956+2515_S_2000_03_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000269226 Jy ! Component: 100 - total flux cleaned = -0.000306708 Jy ! Component: 150 - total flux cleaned = -0.000273171 Jy ! Component: 200 - total flux cleaned = -0.000241506 Jy ! Component: 250 - total flux cleaned = -0.00021128 Jy ! Component: 300 - total flux cleaned = -0.000121934 Jy ! Component: 350 - total flux cleaned = -0.00018051 Jy ! Component: 400 - total flux cleaned = -0.000209225 Jy ! Component: 450 - total flux cleaned = -0.000321411 Jy ! Component: 500 - total flux cleaned = -0.00043136 Jy ! Component: 550 - total flux cleaned = -0.000458394 Jy ! Component: 600 - total flux cleaned = -0.000538918 Jy ! Component: 650 - total flux cleaned = -0.000485672 Jy ! Component: 700 - total flux cleaned = -0.000433048 Jy ! Component: 750 - total flux cleaned = -0.00045899 Jy ! Component: 800 - total flux cleaned = -0.000433141 Jy ! Component: 850 - total flux cleaned = -0.000433165 Jy ! Component: 900 - total flux cleaned = -0.000433219 Jy ! Component: 950 - total flux cleaned = -0.000558391 Jy ! Component: 1000 - total flux cleaned = -0.000508601 Jy ! Component: 1050 - total flux cleaned = -0.00058296 Jy ! Component: 1100 - total flux cleaned = -0.000607451 Jy ! Component: 1150 - total flux cleaned = -0.000655938 Jy ! Component: 1200 - total flux cleaned = -0.00055973 Jy ! Component: 1250 - total flux cleaned = -0.000607745 Jy ! Component: 1300 - total flux cleaned = -0.000655318 Jy ! Component: 1350 - total flux cleaned = -0.000655251 Jy ! Component: 1400 - total flux cleaned = -0.000584893 Jy ! Component: 1450 - total flux cleaned = -0.000631273 Jy ! Component: 1500 - total flux cleaned = -0.000654205 Jy ! Component: 1550 - total flux cleaned = -0.000607983 Jy ! Component: 1600 - total flux cleaned = -0.000630625 Jy ! Component: 1650 - total flux cleaned = -0.000585092 Jy ! Component: 1700 - total flux cleaned = -0.000607684 Jy ! Component: 1750 - total flux cleaned = -0.00049521 Jy ! Component: 1800 - total flux cleaned = -0.000539879 Jy ! Component: 1850 - total flux cleaned = -0.000495445 Jy ! Component: 1900 - total flux cleaned = -0.000539508 Jy ! Component: 1950 - total flux cleaned = -0.000495583 Jy ! Component: 2000 - total flux cleaned = -0.000473787 Jy ! Total flux subtracted in 2048 components = -0.000430184 Jy ! Clean residual min=-0.001217 max=0.001240 Jy/beam ! Clean residual mean=0.000006 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.953568 Jy keep ! Adding 148 model components to the UV plane model. ! The established model now contains 268 components and 0.953569 Jy ![Exited script file: muppet] wmap "J0956+2515_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.49 x 4.026 at 7.401 degrees (North through East) ! Clean map min=-0.0017237 max=0.81936 Jy/beam ! Writing clean map to FITS file: J0956+2515_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.819357 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000398806 device "J0956+2515_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0956+2515_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.146019 0.146019 0.292038 0.584076 1.16815 2.3363 4.67261 9.34522 18.6904 37.3809 74.7617 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.819 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.49 x 4.026 at 7.401 degrees (North through East) ! Clean map min=-0.0017237 max=0.81936 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0956+2515_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 23:33:16 2013