! Started logfile: 1156+295_X.log on Tue Mar 25 09:24:22 2008 observe 1156+295_X.edt ! Reading UV FITS file: 1156+295_X.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 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 1214 lines of history. ! ! Reading 6004 visibilities. ![@gonzo7-0.1 1156+295_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 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 0.100x0.100 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 407 telescope corrections were flagged in sub-array 1. ! A total of 375 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 407 telescope corrections were flagged in sub-array 1. ! A total of 372 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 408 telescope corrections were flagged in sub-array 1. ! A total of 375 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 435 telescope corrections were flagged in sub-array 1. ! A total of 372 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.568788Jy sigma=0.008115 ! Fit after self-cal, rms=0.568704Jy sigma=0.008116 ! 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=0.7629 mas, bmaj=1.011 mas, bpa=26.04 degrees ! Estimated noise=1323.01 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 = 1.17873 Jy ! Total flux subtracted in 50 components = 1.17873 Jy ! Clean residual min=-0.080444 max=0.328762 Jy/beam ! Clean residual mean=-0.001052 rms=0.026265 Jy/beam ! Combined flux in latest and established models = 1.17873 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1.17873 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.408007Jy sigma=0.005735 ! Fit after self-cal, rms=0.408007Jy sigma=0.005735 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.257884 Jy ! Total flux subtracted in 50 components = 0.257884 Jy ! Clean residual min=-0.042805 max=0.078370 Jy/beam ! Clean residual mean=-0.000433 rms=0.011914 Jy/beam ! Combined flux in latest and established models = 1.43661 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 5 components and 1.43661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229661Jy sigma=0.002821 ! Fit after self-cal, rms=0.229647Jy sigma=0.002821 ! 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=0.8857 mas, bmaj=1.267 mas, bpa=15.78 degrees ! Estimated noise=755.315 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 = 0.0981774 Jy ! Component: 100 - total flux cleaned = 0.141319 Jy ! Total flux subtracted in 100 components = 0.141319 Jy ! Clean residual min=-0.045579 max=0.044637 Jy/beam ! Clean residual mean=0.000638 rms=0.010526 Jy/beam ! Combined flux in latest and established models = 1.57793 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 27 components and 1.57793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195068Jy sigma=0.002155 ! Fit after self-cal, rms=0.195062Jy sigma=0.002155 ! 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 1.00* FD 1.00* GC 1.00* HN 0.96 ! KK 1.00* KP 1.00* LA 1.00* MC 0.86 ! MK 1.00* NL 1.00* NY 0.98 ON 1.17 ! OV 1.00* PT 1.00* SC 1.05 WF 1.00 ! WZ 0.98 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 GC 1.03 HN 1.00* ! KK 1.04 KP 1.03 LA 1.04 MC 1.00* ! MK 1.02 NL 0.87 NY 1.06 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 1.00* FD 1.00* GC 1.00* HN 0.96 ! KK 1.00* KP 1.00* LA 1.00* MC 0.85 ! MK 1.00* NL 1.00* NY 0.99 ON 1.18 ! OV 1.00* PT 1.00* SC 1.09 WF 0.99 ! 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 0.98 GC 1.09 HN 1.00* ! KK 1.04 KP 1.03 LA 1.05 MC 1.00* ! MK 1.01 NL 0.84 NY 1.04 ON 1.00* ! OV 0.99 PT 0.98 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 0.97 ! KK 1.00* KP 1.00* LA 1.00* MC 0.85 ! MK 1.00* NL 1.00* NY 0.98 ON 1.15 ! OV 1.00* PT 1.00* SC 1.04 WF 1.08 ! WZ 0.88 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 GC 1.21 HN 1.00* ! KK 0.98 KP 1.01 LA 1.03 MC 1.00* ! MK 1.02 NL 0.84 NY 1.06 ON 1.00* ! OV 1.01 PT 0.96 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 0.98 ! KK 1.00* KP 1.00* LA 1.00* MC 0.85 ! MK 1.00* NL 1.00* NY 0.99 ON 1.15 ! OV 1.00* PT 1.00* SC 1.07 WF 1.12 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GC 1.07 HN 1.00* ! KK 0.99 KP 1.03 LA 1.03 MC 1.00* ! MK 1.01 NL 0.86 NY 1.07 ON 1.00* ! OV 0.98 PT 0.96 SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.195062Jy sigma=0.002155 ! Fit after self-cal, rms=0.121056Jy sigma=0.001309 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8962 mas, bmaj=1.283 mas, bpa=15.11 degrees ! Estimated noise=749.328 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 (2.2, 8.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261597 Jy ! Component: 100 - total flux cleaned = 0.0387077 Jy ! Total flux subtracted in 100 components = 0.0387077 Jy ! Clean residual min=-0.008126 max=0.012544 Jy/beam ! Clean residual mean=0.000492 rms=0.002451 Jy/beam ! Combined flux in latest and established models = 1.61664 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 49 components and 1.61664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116827Jy sigma=0.001197 ! Fit after self-cal, rms=0.116839Jy sigma=0.001195 ! 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 (2.1, 6.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118852 Jy ! Component: 100 - total flux cleaned = 0.0183484 Jy ! Total flux subtracted in 100 components = 0.0183484 Jy ! Clean residual min=-0.006476 max=0.008994 Jy/beam ! Clean residual mean=0.000306 rms=0.002030 Jy/beam ! Combined flux in latest and established models = 1.63499 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 1.63499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.115686Jy sigma=0.001173 ! Fit after self-cal, rms=0.113569Jy sigma=0.001143 ! Inverting map and beam ! Estimated beam: bmin=0.896 mas, bmaj=1.283 mas, bpa=15.1 degrees ! Estimated noise=748.903 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 = 0.00603983 Jy ! Component: 100 - total flux cleaned = 0.00936244 Jy ! Total flux subtracted in 100 components = 0.00936244 Jy ! Clean residual min=-0.006162 max=0.007879 Jy/beam ! Clean residual mean=0.000266 rms=0.001732 Jy/beam ! Combined flux in latest and established models = 1.64435 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 80 components and 1.64435 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113240Jy sigma=0.001137 ! Fit after self-cal, rms=0.113188Jy sigma=0.001136 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1156+295_X ! Writing UV FITS file: 1156+295_X.uvf ! Writing 80 model components to file: 1156+295_X.mod ! wwins: Wrote 3 windows to 1156+295_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.896 x 1.283 at 15.1 degrees (North through East) ! Clean map min=-0.0060367 max=1.5223 Jy/beam ! Writing clean map to FITS file: 1156+295_X.fits ! Writing difmap environment to: 1156+295_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1156+295_X] device 1156+295_Xuv.ps/vps,1,2 ! Attempting to open device: '1156+295_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1156+295_Xim.ps/vps ! Attempting to open device: '1156+295_Xim.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=0.896 mas, bmaj=1.283 mas, bpa=15.1 degrees ! Estimated noise=748.903 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.896 x 1.283 at 15.1 degrees (North through East) ! Clean map min=-0.0060367 max=1.5223 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1156+295_X.log closed on Tue Mar 25 09:24:27 2008