! Started logfile: J1625-2527_X_2000_03_13_pus_uvs.log on Mon Apr 1 13:02:04 2013 obs J1625-2527_X_2000_03_13_pus_uva.fits ! Reading UV FITS file: J1625-2527_X_2000_03_13_pus_uva.fits ! AN table 1: 97 integrations on 190 of 190 possible baselines. ! AN table 2: 15 integrations on 190 of 190 possible baselines. ! AN table 3: 10 integrations on 190 of 190 possible baselines. ! AN table 4: 13 integrations on 190 of 190 possible baselines. ! AN table 5: 43 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0795387 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1625-2527 ! ! 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 2382 lines of history. ! ! Reading 10760 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 J1625-2527_X_2000_03_13_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1318 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! A total of 227 telescope corrections were flagged in sub-array 4. ! A total of 761 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 1318 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! A total of 227 telescope corrections were flagged in sub-array 4. ! A total of 761 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 1318 telescope corrections were flagged in sub-array 1. ! A total of 234 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! A total of 227 telescope corrections were flagged in sub-array 4. ! A total of 761 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 1318 telescope corrections were flagged in sub-array 1. ! A total of 255 telescope corrections were flagged in sub-array 2. ! A total of 200 telescope corrections were flagged in sub-array 3. ! A total of 227 telescope corrections were flagged in sub-array 4. ! A total of 761 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.918334Jy sigma=0.006962 ! Fit after self-cal, rms=0.619787Jy sigma=0.004034 ! 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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.5559 mas, bmaj=1.586 mas, bpa=-0.3241 degrees ! Estimated noise=1233.33 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 = 0.406888 Jy ! Component: 100 - total flux cleaned = 0.520476 Jy ! Total flux subtracted in 100 components = 0.520476 Jy ! Clean residual min=-0.021558 max=0.053771 Jy/beam ! Clean residual mean=0.000060 rms=0.006301 Jy/beam ! Combined flux in latest and established models = 0.520476 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.520476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.462323Jy sigma=0.001938 ! Fit after self-cal, rms=0.462348Jy sigma=0.001938 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0634602 Jy ! Component: 100 - total flux cleaned = 0.103341 Jy ! Total flux subtracted in 100 components = 0.103341 Jy ! Clean residual min=-0.015730 max=0.026805 Jy/beam ! Clean residual mean=-0.000011 rms=0.004205 Jy/beam ! Combined flux in latest and established models = 0.623817 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.623817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.448217Jy sigma=0.001537 ! Fit after self-cal, rms=0.447978Jy sigma=0.001536 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Added new window around map position (-0.6, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0294116 Jy ! Component: 100 - total flux cleaned = 0.0497752 Jy ! Total flux subtracted in 100 components = 0.0497752 Jy ! Clean residual min=-0.014151 max=0.022272 Jy/beam ! Clean residual mean=-0.000047 rms=0.003475 Jy/beam ! Combined flux in latest and established models = 0.673592 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 39 components and 0.673592 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.445139Jy sigma=0.001427 ! Fit after self-cal, rms=0.445074Jy sigma=0.001425 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1893 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 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7455 mas, bmaj=2.001 mas, bpa=-3.555 degrees ! Estimated noise=818.628 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 = 0.0270059 Jy ! Component: 100 - total flux cleaned = 0.040667 Jy ! Component: 150 - total flux cleaned = 0.0479937 Jy ! Component: 200 - total flux cleaned = 0.0510803 Jy ! Total flux subtracted in 200 components = 0.0510803 Jy ! Clean residual min=-0.012629 max=0.012886 Jy/beam ! Clean residual mean=-0.000434 rms=0.003361 Jy/beam ! Combined flux in latest and established models = 0.724672 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 54 components and 0.724672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.444101Jy sigma=0.001371 ! Fit after self-cal, rms=0.444046Jy sigma=0.001370 ! Inverting map ! Your choice of large map pixels excluded 1.11% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 GC 1.00* KP 0.98 ! LA 1.01 NL 1.03 OV 0.98 PT 1.01 ! SC 0.97 WF 1.07 HH 1.00* KK 1.03 ! MA 1.00* MC 1.00* MK 1.01 NY 1.00* ! ON 1.00* TS 1.16 WZ 1.00* HN 1.07 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 0.96 WF 0.90 HH 0.84 KK 1.00* ! MA 1.09 MC 1.18 MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00 HN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 99 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 GC 1.00* KP 0.98 ! LA 0.98 NL 1.06 OV 0.96 PT 0.95 ! SC 0.91 WF 1.03 HH 1.00* KK 1.03 ! MA 1.00* MC 1.00* MK 1.05 NY 1.00* ! ON 1.00* TS 1.13 WZ 1.00* HN 1.03 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 0.90 WF 1.04 HH 1.04 KK 1.00* ! MA 1.02 MC 1.27 MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.03 HN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 99 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 GC 1.00* KP 0.97 ! LA 0.95 NL 0.99 OV 0.98 PT 0.99 ! SC 0.95 WF 1.05 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 1.02 NY 1.00* ! ON 1.00* TS 1.14 WZ 1.00* HN 0.92 ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.03 WF 0.90 HH 0.95 KK 1.00* ! MA 0.99 MC 1.19 MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.10 HN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 99 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 GC 1.00* KP 0.96 ! LA 0.98 NL 1.01 OV 0.99 PT 0.99 ! SC 1.03 WF 1.07 HH 1.00* KK 1.01 ! MA 1.00* MC 1.00* MK 1.04 NY 1.00* ! ON 1.00* TS 1.14 WZ 1.00* HN 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 0.96 WF 1.05 HH 1.00* KK 1.00* ! MA 0.84 MC 1.17 MK 1.00* NY 1.00* ! ON 1.00* TS 1.00* WZ 1.04 HN 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 33 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! A total of 99 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* WF 0.00* HH 0.00* KK 0.00* ! MA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* TS 0.00* WZ 0.00* HN 0.00* ! ! ! Fit before self-cal, rms=0.444046Jy sigma=0.001370 ! Fit after self-cal, rms=0.438816Jy sigma=0.001233 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7518 mas, bmaj=2.058 mas, bpa=-3.504 degrees ! Estimated noise=838.915 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 (-1.6, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00839804 Jy ! Component: 100 - total flux cleaned = 0.0092843 Jy ! Component: 150 - total flux cleaned = 0.00988015 Jy ! Component: 200 - total flux cleaned = 0.0100349 Jy ! Total flux subtracted in 200 components = 0.0100349 Jy ! Clean residual min=-0.008783 max=0.007181 Jy/beam ! Clean residual mean=-0.000868 rms=0.002264 Jy/beam ! Combined flux in latest and established models = 0.734707 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 65 components and 0.734707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.438340Jy sigma=0.001223 ! Fit after self-cal, rms=0.438282Jy sigma=0.001222 ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 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=0.438282Jy sigma=0.001222 ! Fit after self-cal, rms=0.435882Jy sigma=0.001186 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7533 mas, bmaj=2.052 mas, bpa=-3.531 degrees ! Estimated noise=838.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147073 Jy ! Component: 100 - total flux cleaned = 0.00159009 Jy ! Component: 150 - total flux cleaned = 0.00171484 Jy ! Component: 200 - total flux cleaned = 0.00182584 Jy ! Total flux subtracted in 200 components = 0.00182584 Jy ! Clean residual min=-0.004748 max=0.004655 Jy/beam ! Clean residual mean=-0.000076 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 0.736533 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.736533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.435689Jy sigma=0.001183 ! Fit after self-cal, rms=0.435704Jy sigma=0.001183 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 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 = 0.000191031 Jy ! Component: 100 - total flux cleaned = 0.000287135 Jy ! Component: 150 - total flux cleaned = 0.000283347 Jy ! Component: 200 - total flux cleaned = 0.00028182 Jy ! Total flux subtracted in 200 components = 0.00028182 Jy ! Clean residual min=-0.004568 max=0.004541 Jy/beam ! Clean residual mean=-0.000081 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 0.736815 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 80 components and 0.736815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.435633Jy sigma=0.001182 ! Fit after self-cal, rms=0.435625Jy sigma=0.001181 ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 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=0.435625Jy sigma=0.001181 ! Fit after self-cal, rms=0.435805Jy sigma=0.001181 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7547 mas, bmaj=2.051 mas, bpa=-3.526 degrees ! Estimated noise=837.926 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000261739 Jy ! Component: 100 - total flux cleaned = -0.000171711 Jy ! Component: 150 - total flux cleaned = -9.10885e-05 Jy ! Component: 200 - total flux cleaned = -9.03469e-05 Jy ! Total flux subtracted in 200 components = -9.03469e-05 Jy ! Clean residual min=-0.003939 max=0.004415 Jy/beam ! Clean residual mean=-0.000041 rms=0.001061 Jy/beam ! Combined flux in latest and established models = 0.736724 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.736724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.435744Jy sigma=0.001180 ! Fit after self-cal, rms=0.435751Jy sigma=0.001180 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 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 = 0.000251937 Jy ! Component: 100 - total flux cleaned = 0.000252792 Jy ! Component: 150 - total flux cleaned = 0.00018571 Jy ! Component: 200 - total flux cleaned = 0.00012333 Jy ! Total flux subtracted in 200 components = 0.00012333 Jy ! Clean residual min=-0.003869 max=0.004322 Jy/beam ! Clean residual mean=-0.000042 rms=0.001051 Jy/beam ! Combined flux in latest and established models = 0.736848 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 91 components and 0.736848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.435718Jy sigma=0.001179 ! Fit after self-cal, rms=0.435715Jy sigma=0.001179 ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 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=0.435715Jy sigma=0.001179 ! Fit after self-cal, rms=0.436560Jy sigma=0.001179 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=2.376 mas, bmaj=5.666 mas, bpa=8.62 degrees ! Estimated noise=1014.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00022056 Jy ! Component: 100 - total flux cleaned = 1.16256e-05 Jy ! Component: 150 - total flux cleaned = 0.00021009 Jy ! Component: 200 - total flux cleaned = 0.0002747 Jy ! Total flux subtracted in 200 components = 0.0002747 Jy ! Clean residual min=-0.003941 max=0.003772 Jy/beam ! Clean residual mean=-0.000071 rms=0.001307 Jy/beam ! Combined flux in latest and established models = 0.737122 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 100 components and 0.737123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436568Jy sigma=0.001179 ! Fit after self-cal, rms=0.436552Jy sigma=0.001179 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 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 = 9.46043e-05 Jy ! Component: 100 - total flux cleaned = 0.000217508 Jy ! Component: 150 - total flux cleaned = 0.000321095 Jy ! Component: 200 - total flux cleaned = 0.000351283 Jy ! Total flux subtracted in 200 components = 0.000351283 Jy ! Clean residual min=-0.003857 max=0.003771 Jy/beam ! Clean residual mean=-0.000076 rms=0.001300 Jy/beam ! Combined flux in latest and established models = 0.737474 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 103 components and 0.737474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436559Jy sigma=0.001179 ! Fit after self-cal, rms=0.436549Jy sigma=0.001179 ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 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 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7559 mas, bmaj=2.05 mas, bpa=-3.527 degrees ! Estimated noise=837.575 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7559 x 2.05 at -3.527 degrees (North through East) ! Clean map min=-0.0032569 max=0.55523 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=0.436549Jy sigma=0.001179 ! Fit after self-cal, rms=0.548361Jy sigma=0.001095 ! Inverting map and beam ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.756 mas, bmaj=2.05 mas, bpa=-3.596 degrees ! Estimated noise=836.042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00120986 Jy ! Component: 100 - total flux cleaned = -0.0013315 Jy ! Component: 150 - total flux cleaned = -0.00144256 Jy ! Component: 200 - total flux cleaned = -0.00154947 Jy ! Total flux subtracted in 200 components = -0.00154947 Jy ! Clean residual min=-0.003672 max=0.004378 Jy/beam ! Clean residual mean=-0.000001 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 0.735924 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 108 components and 0.735924 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.548335Jy sigma=0.001095 ! Fit after self-cal, rms=0.548334Jy sigma=0.001095 ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Added new window around map position (-12, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215575 Jy ! Component: 100 - total flux cleaned = 0.00209293 Jy ! Component: 150 - total flux cleaned = 0.00188126 Jy ! Component: 200 - total flux cleaned = 0.00188002 Jy ! Total flux subtracted in 200 components = 0.00188002 Jy ! Clean residual min=-0.003682 max=0.003350 Jy/beam ! Clean residual mean=-0.000015 rms=0.000969 Jy/beam ! Combined flux in latest and established models = 0.737804 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 124 components and 0.737804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.548241Jy sigma=0.001094 ! Fit after self-cal, rms=0.548208Jy sigma=0.001094 ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.548208Jy sigma=0.001094 ! Fit after self-cal, rms=0.547770Jy sigma=0.001094 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 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.5706 mas, bmaj=1.597 mas, bpa=-1.313 degrees ! Estimated noise=1282.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.415268 Jy ! Component: 100 - total flux cleaned = 0.525804 Jy ! Component: 150 - total flux cleaned = 0.585064 Jy ! Component: 200 - total flux cleaned = 0.622668 Jy ! Total flux subtracted in 200 components = 0.622668 Jy ! Clean residual min=-0.010753 max=0.020906 Jy/beam ! Clean residual mean=0.000105 rms=0.002970 Jy/beam ! Combined flux in latest and established models = 0.622667 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.622667 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7569 mas, bmaj=2.051 mas, bpa=-3.594 degrees ! Estimated noise=835.457 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 = 0.0444893 Jy ! Component: 100 - total flux cleaned = 0.0678315 Jy ! Component: 150 - total flux cleaned = 0.0823452 Jy ! Component: 200 - total flux cleaned = 0.0918342 Jy ! Total flux subtracted in 200 components = 0.0918342 Jy ! Clean residual min=-0.004236 max=0.006165 Jy/beam ! Clean residual mean=0.000138 rms=0.001389 Jy/beam ! Combined flux in latest and established models = 0.714502 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 64 components and 0.714502 Jy ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Added new window around map position (0.4, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00692511 Jy ! Component: 100 - total flux cleaned = 0.0120431 Jy ! Component: 150 - total flux cleaned = 0.0157201 Jy ! Component: 200 - total flux cleaned = 0.0179014 Jy ! Total flux subtracted in 200 components = 0.0179014 Jy ! Clean residual min=-0.003606 max=0.003713 Jy/beam ! Clean residual mean=0.000025 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 0.732403 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 92 components and 0.732403 Jy ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 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 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=2.377 mas, bmaj=5.671 mas, bpa=8.638 degrees ! Estimated noise=1010.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00334513 Jy ! Component: 100 - total flux cleaned = 0.00538694 Jy ! Component: 150 - total flux cleaned = 0.00600144 Jy ! Component: 200 - total flux cleaned = 0.00642276 Jy ! Total flux subtracted in 200 components = 0.00642276 Jy ! Clean residual min=-0.003131 max=0.003311 Jy/beam ! Clean residual mean=-0.000039 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 0.738826 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000365575 Jy ! Component: 100 - total flux cleaned = 0.000647042 Jy ! Component: 150 - total flux cleaned = 0.000897139 Jy ! Component: 200 - total flux cleaned = 0.00105679 Jy ! Total flux subtracted in 200 components = 0.00105679 Jy ! Clean residual min=-0.003177 max=0.003329 Jy/beam ! Clean residual mean=-0.000054 rms=0.001101 Jy/beam ! Combined flux in latest and established models = 0.739883 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 116 components and 0.739883 Jy ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! Estimated beam: bmin=0.7569 mas, bmaj=2.051 mas, bpa=-3.594 degrees ! Estimated noise=835.457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102959 Jy ! Component: 100 - total flux cleaned = -0.00117537 Jy ! Component: 150 - total flux cleaned = -0.00124471 Jy ! Component: 200 - total flux cleaned = -0.00137213 Jy ! Total flux subtracted in 200 components = -0.00137213 Jy ! Clean residual min=-0.003353 max=0.003500 Jy/beam ! Clean residual mean=-0.000014 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.73851 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 130 components and 0.738511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.547635Jy sigma=0.001093 ! Fit after self-cal, rms=0.547638Jy sigma=0.001093 wmodel J1625-2527_X_2000_03_13_pus_map.mod ! Writing 130 model components to file: J1625-2527_X_2000_03_13_pus_map.mod wobs J1625-2527_X_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J1625-2527_X_2000_03_13_pus_uvs.fits wwins J1625-2527_X_2000_03_13_pus_map.win ! wwins: Wrote 5 windows to J1625-2527_X_2000_03_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00030894 Jy ! Component: 100 - total flux cleaned = -0.000249982 Jy ! Component: 150 - total flux cleaned = -0.000365069 Jy ! Component: 200 - total flux cleaned = -0.000476636 Jy ! Component: 250 - total flux cleaned = -0.000691542 Jy ! Component: 300 - total flux cleaned = -0.000743574 Jy ! Component: 350 - total flux cleaned = -0.000848159 Jy ! Component: 400 - total flux cleaned = -0.0010009 Jy ! Component: 450 - total flux cleaned = -0.00109998 Jy ! Component: 500 - total flux cleaned = -0.00109874 Jy ! Component: 550 - total flux cleaned = -0.00114634 Jy ! Component: 600 - total flux cleaned = -0.0010991 Jy ! Component: 650 - total flux cleaned = -0.00105268 Jy ! Component: 700 - total flux cleaned = -0.000915027 Jy ! Component: 750 - total flux cleaned = -0.000824716 Jy ! Component: 800 - total flux cleaned = -0.000780428 Jy ! Component: 850 - total flux cleaned = -0.000692302 Jy ! Component: 900 - total flux cleaned = -0.000735859 Jy ! Component: 950 - total flux cleaned = -0.000649102 Jy ! Component: 1000 - total flux cleaned = -0.000649008 Jy ! Component: 1050 - total flux cleaned = -0.000648624 Jy ! Component: 1100 - total flux cleaned = -0.000689859 Jy ! Component: 1150 - total flux cleaned = -0.000647968 Jy ! Component: 1200 - total flux cleaned = -0.000647616 Jy ! Component: 1250 - total flux cleaned = -0.000647383 Jy ! Component: 1300 - total flux cleaned = -0.000566972 Jy ! Component: 1350 - total flux cleaned = -0.000448334 Jy ! Component: 1400 - total flux cleaned = -0.000488095 Jy ! Component: 1450 - total flux cleaned = -0.000488011 Jy ! Component: 1500 - total flux cleaned = -0.000449525 Jy ! Component: 1550 - total flux cleaned = -0.000372865 Jy ! Component: 1600 - total flux cleaned = -0.000410871 Jy ! Component: 1650 - total flux cleaned = -0.000411054 Jy ! Component: 1700 - total flux cleaned = -0.000410624 Jy ! Component: 1750 - total flux cleaned = -0.000447811 Jy ! Component: 1800 - total flux cleaned = -0.000411305 Jy ! Component: 1850 - total flux cleaned = -0.000411375 Jy ! Component: 1900 - total flux cleaned = -0.000339217 Jy ! Component: 1950 - total flux cleaned = -0.00037543 Jy ! Component: 2000 - total flux cleaned = -0.000411233 Jy ! Total flux subtracted in 2048 components = -0.000340207 Jy ! Clean residual min=-0.002304 max=0.001833 Jy/beam ! Clean residual mean=-0.000008 rms=0.000663 Jy/beam ! Combined flux in latest and established models = 0.73817 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 279 components and 0.73817 Jy ![Exited script file: muppet] wmap "J1625-2527_X_2000_03_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7569 x 2.051 at -3.594 degrees (North through East) ! Clean map min=-0.0028555 max=0.55827 Jy/beam ! Writing clean map to FITS file: J1625-2527_X_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.558273 invert ! Inverting map ! Your choice of large map pixels excluded 1.2% of the data. ! The x-axis pixel size should ideally be below 0.1893 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000662129 device "J1625-2527_X_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1625-2527_X_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.355809 0.355809 0.711619 1.42324 2.84647 5.69295 11.3859 22.7718 45.5436 91.0872 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.558 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7569 x 2.051 at -3.594 degrees (North through East) ! Clean map min=-0.0028555 max=0.55827 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1625-2527_X_2000_03_13_pus_uvs.log closed on Mon Apr 1 13:02:13 2013