! Started logfile: 1156+295_S.log on Tue Feb 5 16:53:43 2008 observe 1156+295_S.edt ! Reading UV FITS file: 1156+295_S.edt ! AN table 1: 37 integrations on 136 of 136 possible baselines. ! AN table 2: 35 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.153288 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1156+295 ! ! 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 1251 lines of history. ! ! Reading 6004 visibilities. ![@gonzo7-0.4 1156+295_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 = 7.0 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 497 telescope corrections were flagged in sub-array 1. ! A total of 391 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 489 telescope corrections were flagged in sub-array 1. ! A total of 394 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 498 telescope corrections were flagged in sub-array 1. ! A total of 392 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 518 telescope corrections were flagged in sub-array 1. ! A total of 397 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.282387Jy sigma=0.003126 ! Fit after self-cal, rms=0.277429Jy sigma=0.003127 ! 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=2.859 mas, bmaj=3.615 mas, bpa=25.1 degrees ! Estimated noise=2090.55 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 = 0.591682 Jy ! Total flux subtracted in 50 components = 0.591682 Jy ! Clean residual min=-0.045271 max=0.165488 Jy/beam ! Clean residual mean=-0.000558 rms=0.016619 Jy/beam ! Combined flux in latest and established models = 0.591682 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.591682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325384Jy sigma=0.004517 ! Fit after self-cal, rms=0.325400Jy sigma=0.004517 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.151506 Jy ! Total flux subtracted in 50 components = 0.151506 Jy ! Clean residual min=-0.031256 max=0.078275 Jy/beam ! Clean residual mean=-0.000423 rms=0.011045 Jy/beam ! Combined flux in latest and established models = 0.743188 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 15 components and 0.743188 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231350Jy sigma=0.003196 ! Fit after self-cal, rms=0.231093Jy sigma=0.003193 ! Inverting map ! Added new window around map position (0.4, 4.8). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0900912 Jy ! Total flux subtracted in 50 components = 0.0900912 Jy ! Clean residual min=-0.024245 max=0.055006 Jy/beam ! Clean residual mean=-0.000338 rms=0.008283 Jy/beam ! Combined flux in latest and established models = 0.833279 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 28 components and 0.833279 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185742Jy sigma=0.002501 ! Fit after self-cal, rms=0.184926Jy sigma=0.002494 ! 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=3.707 mas, bmaj=4.619 mas, bpa=17.47 degrees ! Estimated noise=1071.72 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 = 0.115167 Jy ! Component: 100 - total flux cleaned = 0.175811 Jy ! Total flux subtracted in 100 components = 0.175811 Jy ! Clean residual min=-0.025838 max=0.044944 Jy/beam ! Clean residual mean=-0.000470 rms=0.008038 Jy/beam ! Combined flux in latest and established models = 1.00909 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 42 model components to the UV plane model. ! The established model now contains 61 components and 1.00909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123454Jy sigma=0.001455 ! Fit after self-cal, rms=0.121615Jy sigma=0.001439 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 1.04 ! KK 1.00* KP 1.00* LA 1.00* MC 1.04 ! MK 1.00* NL 1.00* NY 0.98 ON 0.97 ! OV 1.00* PT 1.00* SC 1.02 WF 1.12 ! WZ 0.87 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.95 GC 1.05 HN 1.00* ! KK 0.96 KP 0.97 LA 0.96 MC 1.00* ! MK 0.98 NL 1.08 NY 1.07 ON 1.00* ! OV 0.99 PT 0.95 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 1.07 ! KK 1.00* KP 1.00* LA 1.00* MC 1.11 ! MK 1.00* NL 1.00* NY 0.94 ON 0.93 ! OV 1.00* PT 1.00* SC 1.08 WF 1.13 ! WZ 0.78 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.97 GC 1.05 HN 1.00* ! KK 1.04 KP 0.98 LA 0.97 MC 1.00* ! MK 0.97 NL 1.05 NY 1.07 ON 1.00* ! OV 0.98 PT 0.94 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 1.13 ! KK 1.00* KP 1.00* LA 1.00* MC 1.21 ! MK 1.00* NL 1.00* NY 0.93 ON 0.97 ! OV 1.00* PT 1.00* SC 1.10 WF 1.13 ! WZ 0.85 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 GC 1.05 HN 1.00* ! KK 0.98 KP 0.99 LA 0.95 MC 1.00* ! MK 0.95 NL 1.03 NY 1.03 ON 1.00* ! OV 0.99 PT 0.92 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 1.11 ! KK 1.00* KP 1.00* LA 1.00* MC 1.00* ! MK 1.00* NL 1.00* NY 1.00 ON 0.99 ! OV 1.00* PT 1.00* SC 1.14 WF 1.21 ! WZ 0.83 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.94 GC 1.06 HN 1.00* ! KK 0.95 KP 0.98 LA 0.95 MC 1.00* ! MK 0.95 NL 1.02 NY 0.98 ON 1.00* ! OV 0.97 PT 0.94 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.121615Jy sigma=0.001439 ! Fit after self-cal, rms=0.103870Jy sigma=0.001153 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.796 mas, bmaj=4.69 mas, bpa=17.09 degrees ! Estimated noise=1044.3 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 (9.6, 32.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0215562 Jy ! Component: 100 - total flux cleaned = 0.0318942 Jy ! Total flux subtracted in 100 components = 0.0318942 Jy ! Clean residual min=-0.008655 max=0.013048 Jy/beam ! Clean residual mean=-0.000008 rms=0.002550 Jy/beam ! Combined flux in latest and established models = 1.04098 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 1.04098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099994Jy sigma=0.001092 ! Fit after self-cal, rms=0.099653Jy sigma=0.001088 ! 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 (-10.8, 27.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114992 Jy ! Component: 100 - total flux cleaned = 0.0161873 Jy ! Total flux subtracted in 100 components = 0.0161873 Jy ! Clean residual min=-0.007124 max=0.010720 Jy/beam ! Clean residual mean=0.000035 rms=0.002210 Jy/beam ! Combined flux in latest and established models = 1.05717 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 88 components and 1.05717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098322Jy sigma=0.001071 ! Fit after self-cal, rms=0.094389Jy sigma=0.001041 ! Inverting map and beam ! Estimated beam: bmin=3.787 mas, bmaj=4.689 mas, bpa=17.31 degrees ! Estimated noise=1042.25 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) ! Added new window around map position (10, 13.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00888865 Jy ! Component: 100 - total flux cleaned = 0.0102934 Jy ! Total flux subtracted in 100 components = 0.0102934 Jy ! Clean residual min=-0.005764 max=0.008048 Jy/beam ! Clean residual mean=0.000044 rms=0.001836 Jy/beam ! Combined flux in latest and established models = 1.06746 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 102 components and 1.06746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093264Jy sigma=0.001029 ! Fit after self-cal, rms=0.093149Jy sigma=0.001027 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1156+295_S ! Writing UV FITS file: 1156+295_S.uvf ! Writing 102 model components to file: 1156+295_S.mod ! wwins: Wrote 5 windows to 1156+295_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.787 x 4.689 at 17.31 degrees (North through East) ! Clean map min=-0.0057664 max=0.78791 Jy/beam ! Writing clean map to FITS file: 1156+295_S.fits ! Writing difmap environment to: 1156+295_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1156+295_S] device 1156+295_Suv.ps/vps,1,2 ! Attempting to open device: '1156+295_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1156+295_Sim.ps/vps ! Attempting to open device: '1156+295_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=3.787 mas, bmaj=4.689 mas, bpa=17.31 degrees ! Estimated noise=1042.25 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.787 x 4.689 at 17.31 degrees (North through East) ! Clean map min=-0.0057664 max=0.78791 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1156+295_S.log closed on Tue Feb 5 16:53:48 2008