! Started logfile: J2000-1748_X_2001_10_29_pus_uvs.log on Mon Feb 25 16:22:26 2008 obs J2000-1748_X_2001_10_29_pus_uva.fits ! Reading UV FITS file: J2000-1748_X_2001_10_29_pus_uva.fits ! AN table 1: 34 integrations on 153 of 153 possible baselines. ! AN table 2: 40 integrations on 153 of 153 possible baselines. ! AN table 3: 45 integrations on 153 of 153 possible baselines. ! AN table 4: 14 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.084525 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2000-1748 ! ! 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 1970 lines of history. ! ! Reading 6880 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2000-1748_X_2001_10_29_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 495 telescope corrections were flagged in sub-array 1. ! A total of 408 telescope corrections were flagged in sub-array 2. ! A total of 708 telescope corrections were flagged in sub-array 3. ! A total of 167 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 495 telescope corrections were flagged in sub-array 1. ! A total of 408 telescope corrections were flagged in sub-array 2. ! A total of 708 telescope corrections were flagged in sub-array 3. ! A total of 167 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 495 telescope corrections were flagged in sub-array 1. ! A total of 408 telescope corrections were flagged in sub-array 2. ! A total of 708 telescope corrections were flagged in sub-array 3. ! A total of 167 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 495 telescope corrections were flagged in sub-array 1. ! A total of 408 telescope corrections were flagged in sub-array 2. ! A total of 708 telescope corrections were flagged in sub-array 3. ! A total of 167 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.231364Jy sigma=0.011275 ! Fit after self-cal, rms=0.768565Jy sigma=0.006983 ! 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 0.295% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.6045 mas, bmaj=1.184 mas, bpa=0.2444 degrees ! Estimated noise=1513.14 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 = 1.29432 Jy ! Component: 100 - total flux cleaned = 1.59615 Jy ! Total flux subtracted in 100 components = 1.59615 Jy ! Clean residual min=-0.038890 max=0.121330 Jy/beam ! Clean residual mean=0.000542 rms=0.016150 Jy/beam ! Combined flux in latest and established models = 1.59615 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.59615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319540Jy sigma=0.002488 ! Fit after self-cal, rms=0.319372Jy sigma=0.002488 ! Inverting map ! Your choice of large map pixels excluded 0.295% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.134144 Jy ! Component: 100 - total flux cleaned = 0.206342 Jy ! Total flux subtracted in 100 components = 0.206342 Jy ! Clean residual min=-0.026340 max=0.041581 Jy/beam ! Clean residual mean=-0.000232 rms=0.008186 Jy/beam ! Combined flux in latest and established models = 1.80249 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 1.80249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248784Jy sigma=0.001646 ! Fit after self-cal, rms=0.248545Jy sigma=0.001644 ! Inverting map ! Your choice of large map pixels excluded 0.295% of the data. ! The x-axis pixel size should ideally be below 0.197 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 0.295% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7267 mas, bmaj=1.619 mas, bpa=-2.94 degrees ! Estimated noise=989.761 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 = 0.0495831 Jy ! Component: 100 - total flux cleaned = 0.0739174 Jy ! Component: 150 - total flux cleaned = 0.0867677 Jy ! Component: 200 - total flux cleaned = 0.0935532 Jy ! Total flux subtracted in 200 components = 0.0935532 Jy ! Clean residual min=-0.027604 max=0.021935 Jy/beam ! Clean residual mean=-0.003164 rms=0.006794 Jy/beam ! Combined flux in latest and established models = 1.89605 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 1.89605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.239265Jy sigma=0.001524 ! Fit after self-cal, rms=0.239239Jy sigma=0.001523 ! Inverting map ! Your choice of large map pixels excluded 0.295% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.99 ! HN 1.24 KK 1.00* KP 1.00* LA 1.00* ! MA 1.17 MC 1.00 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 0.98 TS 1.00* ! WF 1.03 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00* GG 1.00* HH 1.00* ! HN 1.02 KK 1.00 KP 0.99 LA 1.00 ! MA 1.00* MC 1.00* MK 0.98 NL 0.99 ! OV 1.01 PT 0.97 SC 0.98 TS 1.00* ! WF 1.00 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 0.93 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.93 MC 0.98 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.85 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.00 LA 0.98 ! MA 1.00* MC 1.00* MK 0.95 NL 1.07 ! OV 0.99 PT 1.01 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 0.99 ! HN 1.24 KK 1.00* KP 1.00* LA 1.00* ! MA 1.11 MC 1.04 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 0.91 TS 1.00* ! WF 1.01 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 1.05 KP 1.00 LA 0.98 ! MA 1.00* MC 1.00* MK 0.97 NL 0.96 ! OV 1.02 PT 0.95 SC 0.94 TS 1.00* ! WF 0.95 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 0.90 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.91 MC 1.00 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.82 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.02 LA 0.96 ! MA 1.00* MC 1.00* MK 0.95 NL 1.04 ! OV 0.99 PT 0.98 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 1.02 ! HN 1.25 KK 1.00* KP 1.00* LA 1.00* ! MA 1.11 MC 1.02 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 0.96 TS 1.00* ! WF 1.03 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 1.03 KK 1.01 KP 1.00 LA 1.02 ! MA 1.00* MC 1.00* MK 0.99 NL 1.00 ! OV 0.99 PT 0.98 SC 0.97 TS 1.00* ! WF 1.02 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 0.92 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.91 MC 0.96 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.85 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.00 LA 1.01 ! MA 1.00* MC 1.00* MK 0.98 NL 1.07 ! OV 0.98 PT 1.01 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GG 1.00* HH 1.01 ! HN 1.30 KK 1.00* KP 1.00* LA 1.00* ! MA 1.18 MC 1.02 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 0.99 TS 1.00* ! WF 1.04 WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00* GG 1.00* HH 1.00* ! HN 1.04 KK 0.98 KP 1.01 LA 0.99 ! MA 1.00* MC 1.00* MK 1.03 NL 1.02 ! OV 0.99 PT 0.98 SC 1.01 TS 1.00* ! WF 1.02 WZ 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GG 1.00* HH 0.96 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MA 0.91 MC 0.99 MK 1.00* NL 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.81 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.03 LA 0.98 ! MA 1.00* MC 1.00* MK 1.02 NL 1.10 ! OV 0.97 PT 1.01 SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.239239Jy sigma=0.001523 ! Fit after self-cal, rms=0.208204Jy sigma=0.001296 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7251 mas, bmaj=1.604 mas, bpa=-4.063 degrees ! Estimated noise=1007.84 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069014 Jy ! Component: 100 - total flux cleaned = 0.0063226 Jy ! Component: 150 - total flux cleaned = 0.00561976 Jy ! Component: 200 - total flux cleaned = 0.00482393 Jy ! Total flux subtracted in 200 components = 0.00482393 Jy ! Clean residual min=-0.006484 max=0.006040 Jy/beam ! Clean residual mean=-0.000754 rms=0.001712 Jy/beam ! Combined flux in latest and established models = 1.90087 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 1.90087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207343Jy sigma=0.001285 ! Fit after self-cal, rms=0.207599Jy sigma=0.001284 ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 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=0.207599Jy sigma=0.001284 ! Fit after self-cal, rms=0.207613Jy sigma=0.001284 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7248 mas, bmaj=1.603 mas, bpa=-4.023 degrees ! Estimated noise=1006.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000677813 Jy ! Component: 100 - total flux cleaned = 0.00069022 Jy ! Component: 150 - total flux cleaned = 0.000258235 Jy ! Component: 200 - total flux cleaned = 0.000135385 Jy ! Total flux subtracted in 200 components = 0.000135385 Jy ! Clean residual min=-0.005939 max=0.004493 Jy/beam ! Clean residual mean=-0.000728 rms=0.001472 Jy/beam ! Combined flux in latest and established models = 1.90101 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 1.90101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207279Jy sigma=0.001280 ! Fit after self-cal, rms=0.207262Jy sigma=0.001280 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 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 = 0.000209805 Jy ! Component: 100 - total flux cleaned = -1.10279e-05 Jy ! Component: 150 - total flux cleaned = -0.000217777 Jy ! Component: 200 - total flux cleaned = -0.000314452 Jy ! Total flux subtracted in 200 components = -0.000314452 Jy ! Clean residual min=-0.005713 max=0.004271 Jy/beam ! Clean residual mean=-0.000721 rms=0.001412 Jy/beam ! Combined flux in latest and established models = 1.90069 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 1.90069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207117Jy sigma=0.001279 ! Fit after self-cal, rms=0.207119Jy sigma=0.001279 ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 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=0.207119Jy sigma=0.001279 ! Fit after self-cal, rms=0.207173Jy sigma=0.001279 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7251 mas, bmaj=1.602 mas, bpa=-3.972 degrees ! Estimated noise=1006.05 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0015967 Jy ! Component: 100 - total flux cleaned = -0.0017068 Jy ! Component: 150 - total flux cleaned = -0.00188595 Jy ! Component: 200 - total flux cleaned = -0.00205474 Jy ! Total flux subtracted in 200 components = -0.00205474 Jy ! Clean residual min=-0.005430 max=0.004061 Jy/beam ! Clean residual mean=-0.000632 rms=0.001327 Jy/beam ! Combined flux in latest and established models = 1.89864 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 32 components and 1.89864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207013Jy sigma=0.001278 ! Fit after self-cal, rms=0.207009Jy sigma=0.001277 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 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 = 9.8379e-05 Jy ! Component: 100 - total flux cleaned = -5.25791e-05 Jy ! Component: 150 - total flux cleaned = -0.000122736 Jy ! Component: 200 - total flux cleaned = -0.000192736 Jy ! Total flux subtracted in 200 components = -0.000192736 Jy ! Clean residual min=-0.005338 max=0.003968 Jy/beam ! Clean residual mean=-0.000627 rms=0.001296 Jy/beam ! Combined flux in latest and established models = 1.89844 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 38 components and 1.89844 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206937Jy sigma=0.001277 ! Fit after self-cal, rms=0.206939Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 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=0.206939Jy sigma=0.001277 ! Fit after self-cal, rms=0.206886Jy sigma=0.001277 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=2.25 mas, bmaj=4.379 mas, bpa=-0.7734 degrees ! Estimated noise=1353.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00294927 Jy ! Component: 100 - total flux cleaned = -0.00357511 Jy ! Component: 150 - total flux cleaned = -0.00368882 Jy ! Component: 200 - total flux cleaned = -0.00375999 Jy ! Total flux subtracted in 200 components = -0.00375999 Jy ! Clean residual min=-0.007315 max=0.003839 Jy/beam ! Clean residual mean=-0.001307 rms=0.001696 Jy/beam ! Combined flux in latest and established models = 1.89468 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 1.89468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206868Jy sigma=0.001277 ! Fit after self-cal, rms=0.206856Jy sigma=0.001277 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 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 = -0.000179324 Jy ! Component: 100 - total flux cleaned = -0.000180867 Jy ! Component: 150 - total flux cleaned = -0.000218169 Jy ! Component: 200 - total flux cleaned = -0.000217574 Jy ! Total flux subtracted in 200 components = -0.000217574 Jy ! Clean residual min=-0.007303 max=0.003817 Jy/beam ! Clean residual mean=-0.001293 rms=0.001695 Jy/beam ! Combined flux in latest and established models = 1.89447 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 52 components and 1.89447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206862Jy sigma=0.001277 ! Fit after self-cal, rms=0.206856Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 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 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7254 mas, bmaj=1.601 mas, bpa=-3.924 degrees ! Estimated noise=1005.81 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7254 x 1.601 at -3.924 degrees (North through East) ! Clean map min=-0.0045482 max=1.6855 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=0.206856Jy sigma=0.001277 ! Fit after self-cal, rms=0.314705Jy sigma=0.001075 ! Inverting map and beam ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7256 mas, bmaj=1.601 mas, bpa=-3.894 degrees ! Estimated noise=1005.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000857403 Jy ! Component: 100 - total flux cleaned = -0.00102636 Jy ! Component: 150 - total flux cleaned = -0.000950581 Jy ! Component: 200 - total flux cleaned = -0.000952972 Jy ! Total flux subtracted in 200 components = -0.000952972 Jy ! Clean residual min=-0.004438 max=0.003579 Jy/beam ! Clean residual mean=-0.000436 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 1.89351 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 1.89351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314602Jy sigma=0.001074 ! Fit after self-cal, rms=0.314605Jy sigma=0.001074 ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.04003e-07 Jy ! Component: 100 - total flux cleaned = -5.96846e-05 Jy ! Component: 150 - total flux cleaned = -6.00796e-05 Jy ! Component: 200 - total flux cleaned = -0.000114316 Jy ! Total flux subtracted in 200 components = -0.000114316 Jy ! Clean residual min=-0.004509 max=0.003462 Jy/beam ! Clean residual mean=-0.000433 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 1.8934 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 1.8934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314548Jy sigma=0.001074 ! Fit after self-cal, rms=0.314550Jy sigma=0.001074 ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314550Jy sigma=0.001074 ! Fit after self-cal, rms=0.313738Jy sigma=0.001074 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 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.6257 mas, bmaj=1.151 mas, bpa=-1.849 degrees ! Estimated noise=1526.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.3008 Jy ! Component: 100 - total flux cleaned = 1.60082 Jy ! Component: 150 - total flux cleaned = 1.7256 Jy ! Component: 200 - total flux cleaned = 1.78981 Jy ! Total flux subtracted in 200 components = 1.78981 Jy ! Clean residual min=-0.010756 max=0.030446 Jy/beam ! Clean residual mean=0.000305 rms=0.004786 Jy/beam ! Combined flux in latest and established models = 1.78981 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 8 model components to the UV plane model. ! The established model now contains 8 components and 1.78981 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7258 mas, bmaj=1.6 mas, bpa=-3.865 degrees ! Estimated noise=1005.07 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 = 0.0471311 Jy ! Component: 100 - total flux cleaned = 0.0718264 Jy ! Component: 150 - total flux cleaned = 0.0856098 Jy ! Component: 200 - total flux cleaned = 0.0936914 Jy ! Total flux subtracted in 200 components = 0.0936914 Jy ! Clean residual min=-0.005879 max=0.004622 Jy/beam ! Clean residual mean=-0.000182 rms=0.001379 Jy/beam ! Combined flux in latest and established models = 1.8835 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 29 components and 1.8835 Jy ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 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 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=2.25 mas, bmaj=4.382 mas, bpa=-0.803 degrees ! Estimated noise=1352.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00676441 Jy ! Component: 100 - total flux cleaned = 0.00714277 Jy ! Component: 150 - total flux cleaned = 0.00739218 Jy ! Component: 200 - total flux cleaned = 0.00750917 Jy ! Total flux subtracted in 200 components = 0.00750917 Jy ! Clean residual min=-0.006145 max=0.003931 Jy/beam ! Clean residual mean=-0.000903 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 1.89101 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 = -4.60094e-05 Jy ! Component: 100 - total flux cleaned = -0.000124324 Jy ! Component: 150 - total flux cleaned = -0.000160051 Jy ! Component: 200 - total flux cleaned = -0.000223655 Jy ! Total flux subtracted in 200 components = -0.000223655 Jy ! Clean residual min=-0.006137 max=0.004046 Jy/beam ! Clean residual mean=-0.000886 rms=0.001506 Jy/beam ! Combined flux in latest and established models = 1.89079 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 51 components and 1.89079 Jy ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! Estimated beam: bmin=0.7258 mas, bmaj=1.6 mas, bpa=-3.865 degrees ! Estimated noise=1005.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000432695 Jy ! Component: 100 - total flux cleaned = 0.000594365 Jy ! Component: 150 - total flux cleaned = 0.000596465 Jy ! Component: 200 - total flux cleaned = 0.000650383 Jy ! Total flux subtracted in 200 components = 0.000650383 Jy ! Clean residual min=-0.005063 max=0.003642 Jy/beam ! Clean residual mean=-0.000371 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 1.89144 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 1.89144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313570Jy sigma=0.001074 ! Fit after self-cal, rms=0.313527Jy sigma=0.001074 wmodel J2000-1748_X_2001_10_29_pus_map.mod ! Writing 65 model components to file: J2000-1748_X_2001_10_29_pus_map.mod wobs J2000-1748_X_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J2000-1748_X_2001_10_29_pus_uvs.fits wwins J2000-1748_X_2001_10_29_pus_map.win ! wwins: Wrote 2 windows to J2000-1748_X_2001_10_29_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 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00206711 Jy ! Component: 100 - total flux cleaned = -0.00356978 Jy ! Component: 150 - total flux cleaned = -0.00472125 Jy ! Component: 200 - total flux cleaned = -0.00551037 Jy ! Component: 250 - total flux cleaned = -0.00632252 Jy ! Component: 300 - total flux cleaned = -0.00710233 Jy ! Component: 350 - total flux cleaned = -0.00785373 Jy ! Component: 400 - total flux cleaned = -0.00858119 Jy ! Component: 450 - total flux cleaned = -0.0091861 Jy ! Component: 500 - total flux cleaned = -0.00957809 Jy ! Component: 550 - total flux cleaned = -0.00991262 Jy ! Component: 600 - total flux cleaned = -0.0102389 Jy ! Component: 650 - total flux cleaned = -0.0105575 Jy ! Component: 700 - total flux cleaned = -0.0108244 Jy ! Component: 750 - total flux cleaned = -0.0111295 Jy ! Component: 800 - total flux cleaned = -0.0114708 Jy ! Component: 850 - total flux cleaned = -0.0116794 Jy ! Component: 900 - total flux cleaned = -0.0118842 Jy ! Component: 950 - total flux cleaned = -0.012005 Jy ! Component: 1000 - total flux cleaned = -0.0122423 Jy ! Total flux subtracted in 1024 components = -0.0122422 Jy ! Clean residual min=-0.002489 max=0.001950 Jy/beam ! Clean residual mean=-0.000166 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 1.8792 Jy keep ! Adding 67 model components to the UV plane model. ! The established model now contains 132 components and 1.8792 Jy ![Exited script file: muppet] wmap "J2000-1748_X_2001_10_29_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7258 x 1.6 at -3.865 degrees (North through East) ! Clean map min=-0.0036831 max=1.69 Jy/beam ! Writing clean map to FITS file: J2000-1748_X_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.69003 invert ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.197 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000748523 device "J2000-1748_X_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J2000-1748_X_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.132872 0.132872 0.265743 0.531486 1.06297 2.12595 4.25189 8.50378 17.0076 34.0151 68.0303 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.69 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7258 x 1.6 at -3.865 degrees (North through East) ! Clean map min=-0.0036831 max=1.69 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2000-1748_X_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J2000-1748_X_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2000-1748_X_2001_10_29_pus_uvs.log closed on Mon Feb 25 16:22:30 2008