! Started logfile: NGC1052_S.log on Thu May 8 12:58:41 2008 observe NGC1052_S.edt ! Reading UV FITS file: NGC1052_S.edt ! AN table 1: 28 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0625584 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: NGC1052 ! ! 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 963 lines of history. ! ! Reading 1072 visibilities. ![@gonzo5-0.4 NGC1052_S] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.4 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 5.0 float win_mult win_mult = 1.8 float solint solint = 3.6/6.0 logical doflt doflt = true logical doamp float new_peak float flux_cutoff mapsize field_size,field_cell ! Map grid = 1024x1024 pixels with 0.400x0.400 milli-arcsec cellsize. select ! 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 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 453 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 464 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 453 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 461 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.290175Jy sigma=0.003466 ! Fit after self-cal, rms=0.290100Jy sigma=0.003463 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvweight 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. doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.018 mas, bmaj=7.575 mas, bpa=7.349 degrees ! Estimated noise=4754.61 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.726639 Jy ! Total flux subtracted in 50 components = 0.726639 Jy ! Clean residual min=-0.094963 max=0.249283 Jy/beam ! Clean residual mean=0.001787 rms=0.039752 Jy/beam ! Combined flux in latest and established models = 0.726639 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.726639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.395248Jy sigma=0.005480 ! Fit after self-cal, rms=0.395234Jy sigma=0.005479 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.245962 Jy ! Total flux subtracted in 50 components = 0.245962 Jy ! Clean residual min=-0.055822 max=0.102897 Jy/beam ! Clean residual mean=0.001024 rms=0.018775 Jy/beam ! Combined flux in latest and established models = 0.972601 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.972601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199924Jy sigma=0.002754 ! Fit after self-cal, rms=0.199858Jy sigma=0.002754 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.108212 Jy ! Total flux subtracted in 50 components = 0.108212 Jy ! Clean residual min=-0.039166 max=0.049914 Jy/beam ! Clean residual mean=0.000685 rms=0.011000 Jy/beam ! Combined flux in latest and established models = 1.08081 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 1.08081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128877Jy sigma=0.001746 ! Fit after self-cal, rms=0.128839Jy sigma=0.001746 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Uniform Weighting CLEAN ***" ! *** Finished Uniform Weighting CLEAN *** print "****************************************" ! **************************************** uvweight 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 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=5.784 mas, bmaj=11.04 mas, bpa=2.73 degrees ! Estimated noise=2730.46 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0731645 Jy ! Component: 100 - total flux cleaned = 0.102529 Jy ! Total flux subtracted in 100 components = 0.102529 Jy ! Clean residual min=-0.020619 max=0.025550 Jy/beam ! Clean residual mean=0.000835 rms=0.007510 Jy/beam ! Combined flux in latest and established models = 1.18334 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 44 model components to the UV plane model. ! The established model now contains 68 components and 1.18334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091227Jy sigma=0.001181 ! Fit after self-cal, rms=0.091189Jy sigma=0.001181 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 GC 1.03 HH 1.00* ! HN 1.00* KK 0.97 KP 0.99 LA 0.99 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 0.98 SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00* GC 0.96 HH 1.00* ! HN 1.00* KK 0.97 KP 0.99 LA 0.99 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.01 PT 0.98 SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 GC 0.99 HH 1.00* ! HN 1.00* KK 0.95 KP 0.99 LA 0.99 ! MC 1.00* MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 1.01 PT 0.98 SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 GC 0.98 HH 1.00* ! HN 1.00* KK 1.06 KP 0.99 LA 1.00* ! MC 1.00* MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 0.99 PT 0.99 SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.091189Jy sigma=0.001181 ! Fit after self-cal, rms=0.088661Jy sigma=0.001143 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=5.796 mas, bmaj=11.18 mas, bpa=2.218 degrees ! Estimated noise=2702.57 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00130397 Jy ! Component: 100 - total flux cleaned = -0.00143707 Jy ! Total flux subtracted in 100 components = -0.00143707 Jy ! Clean residual min=-0.017568 max=0.023419 Jy/beam ! Clean residual mean=0.000478 rms=0.006388 Jy/beam ! Combined flux in latest and established models = 1.18191 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 73 components and 1.18191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088424Jy sigma=0.001141 ! Fit after self-cal, rms=0.088436Jy sigma=0.001141 ! Inverting map dynam = dynam - 1.0 doamp = true solint = solint * (6.0/3.6) 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 doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-29.2, -31.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137874 Jy ! Component: 100 - total flux cleaned = 0.0143716 Jy ! Total flux subtracted in 100 components = 0.0143716 Jy ! Clean residual min=-0.014553 max=0.018574 Jy/beam ! Clean residual mean=0.000412 rms=0.005241 Jy/beam ! Combined flux in latest and established models = 1.19628 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 89 components and 1.19628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083545Jy sigma=0.001078 ! Fit after self-cal, rms=0.082450Jy sigma=0.001058 ! Inverting map and beam ! Estimated beam: bmin=5.802 mas, bmaj=11.19 mas, bpa=2.299 degrees ! Estimated noise=2697.78 mJy/beam. ! Added new window around map position (-81.2, 102). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011372 Jy ! Component: 100 - total flux cleaned = 0.0122102 Jy ! Total flux subtracted in 100 components = 0.0122102 Jy ! Clean residual min=-0.011913 max=0.017603 Jy/beam ! Clean residual mean=0.000286 rms=0.004159 Jy/beam ! Combined flux in latest and established models = 1.20849 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 106 components and 1.20849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079268Jy sigma=0.001017 ! Fit after self-cal, rms=0.078859Jy sigma=0.001011 ! Inverting map and beam ! Estimated beam: bmin=5.807 mas, bmaj=11.19 mas, bpa=2.446 degrees ! Estimated noise=2696.19 mJy/beam. ! Added new window around map position (14.8, -38.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141553 Jy ! Component: 100 - total flux cleaned = 0.0193769 Jy ! Total flux subtracted in 100 components = 0.0193769 Jy ! Clean residual min=-0.009654 max=0.011752 Jy/beam ! Clean residual mean=0.000154 rms=0.003124 Jy/beam ! Combined flux in latest and established models = 1.22786 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 121 components and 1.22786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076250Jy sigma=0.000976 ! Fit after self-cal, rms=0.075886Jy sigma=0.000973 ! Inverting map and beam ! Estimated beam: bmin=5.812 mas, bmaj=11.2 mas, bpa=2.554 degrees ! Estimated noise=2697.95 mJy/beam. ! Added new window around map position (-9.2, 33.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0092229 Jy ! Component: 100 - total flux cleaned = 0.0135834 Jy ! Total flux subtracted in 100 components = 0.0135834 Jy ! Clean residual min=-0.007450 max=0.008056 Jy/beam ! Clean residual mean=0.000109 rms=0.002233 Jy/beam ! Combined flux in latest and established models = 1.24145 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 141 components and 1.24145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073908Jy sigma=0.000948 ! Fit after self-cal, rms=0.073756Jy sigma=0.000948 ! Inverting map and beam ! Estimated beam: bmin=5.811 mas, bmaj=11.19 mas, bpa=2.568 degrees ! Estimated noise=2696.89 mJy/beam. ! Added new window around map position (-59.2, 35.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00675949 Jy ! Component: 100 - total flux cleaned = 0.00870974 Jy ! Total flux subtracted in 100 components = 0.00870974 Jy ! Clean residual min=-0.005948 max=0.006814 Jy/beam ! Clean residual mean=0.000059 rms=0.001826 Jy/beam ! Combined flux in latest and established models = 1.25016 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 154 components and 1.25016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072749Jy sigma=0.000935 ! Fit after self-cal, rms=0.072654Jy sigma=0.000935 ! Inverting map and beam ! Estimated beam: bmin=5.808 mas, bmaj=11.19 mas, bpa=2.544 degrees ! Estimated noise=2695.87 mJy/beam. ! Added new window around map position (6.4, 72). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0047604 Jy ! Component: 100 - total flux cleaned = 0.00518165 Jy ! Total flux subtracted in 100 components = 0.00518165 Jy ! Clean residual min=-0.005462 max=0.005592 Jy/beam ! Clean residual mean=0.000059 rms=0.001505 Jy/beam ! Combined flux in latest and established models = 1.25534 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 166 components and 1.25534 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071948Jy sigma=0.000926 ! Fit after self-cal, rms=0.071908Jy sigma=0.000926 ! Inverting map and beam ! Estimated beam: bmin=5.812 mas, bmaj=11.19 mas, bpa=2.582 degrees ! Estimated noise=2695.13 mJy/beam. ! Added new window around map position (-46.8, -24.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259934 Jy ! Component: 100 - total flux cleaned = 0.00365226 Jy ! Total flux subtracted in 100 components = 0.00365226 Jy ! Clean residual min=-0.004961 max=0.005158 Jy/beam ! Clean residual mean=0.000049 rms=0.001261 Jy/beam ! Combined flux in latest and established models = 1.25899 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 177 components and 1.25899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071362Jy sigma=0.000919 ! Fit after self-cal, rms=0.071299Jy sigma=0.000919 ! Inverting map and beam ! Estimated beam: bmin=5.813 mas, bmaj=11.2 mas, bpa=2.574 degrees ! Estimated noise=2693.58 mJy/beam. ! Added new window around map position (100, -40). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213618 Jy ! Component: 100 - total flux cleaned = 0.00168767 Jy ! Total flux subtracted in 100 components = 0.00168767 Jy ! Clean residual min=-0.004514 max=0.004736 Jy/beam ! Clean residual mean=0.000015 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 1.26068 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 191 components and 1.26068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070879Jy sigma=0.000915 ! Fit after self-cal, rms=0.070865Jy sigma=0.000914 ! Inverting map and beam ! Estimated beam: bmin=5.814 mas, bmaj=11.2 mas, bpa=2.578 degrees ! Estimated noise=2693.21 mJy/beam. ! Added new window around map position (100, 85.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269499 Jy ! Component: 100 - total flux cleaned = 0.00327896 Jy ! Total flux subtracted in 100 components = 0.00327896 Jy ! Clean residual min=-0.004371 max=0.003766 Jy/beam ! Clean residual mean=0.000026 rms=0.001053 Jy/beam ! Combined flux in latest and established models = 1.26396 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 201 components and 1.26396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070493Jy sigma=0.000910 ! Fit after self-cal, rms=0.070461Jy sigma=0.000910 ! Inverting map and beam ! Estimated beam: bmin=5.815 mas, bmaj=11.2 mas, bpa=2.595 degrees ! Estimated noise=2692.53 mJy/beam. doamp = false solint = solint / (6.0/3.6) 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 doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000996748 Jy ! Component: 100 - total flux cleaned = 0.00163117 Jy ! Total flux subtracted in 100 components = 0.00163117 Jy ! Clean residual min=-0.004186 max=0.003525 Jy/beam ! Clean residual mean=0.000018 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 1.26559 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 210 components and 1.26559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070220Jy sigma=0.000908 ! Fit after self-cal, rms=0.070186Jy sigma=0.000907 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save NGC1052_S ! Writing UV FITS file: NGC1052_S.uvf ! Writing 210 model components to file: NGC1052_S.mod ! wwins: Wrote 10 windows to NGC1052_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.815 x 11.2 at 2.595 degrees (North through East) ! Clean map min=-0.01016 max=0.99388 Jy/beam ! Writing clean map to FITS file: NGC1052_S.fits ! Writing difmap environment to: NGC1052_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot NGC1052_S] device NGC1052_Suv.ps/vps,1,2 ! Attempting to open device: 'NGC1052_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device NGC1052_Sim.ps/vps ! Attempting to open device: 'NGC1052_Sim.ps/vps' uvweight 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. loglevs -1,2048,2 ! The new contour levels are: ! -1 1 2 4 8 16 32 64 128 256 512 1024 2048 cmul = imstat(rms)*3 ! Inverting map and beam ! Estimated beam: bmin=5.815 mas, bmaj=11.2 mas, bpa=2.595 degrees ! Estimated noise=2692.53 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 5.815 x 11.2 at 2.595 degrees (North through East) ! Clean map min=-0.01016 max=0.99388 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo5-0.4] quit ! Quitting program ! Log file NGC1052_S.log closed on Thu May 8 12:58:51 2008