! Started logfile: J0854+2006_X.log on Tue Aug 8 11:36:43 2006 observe J0854+2006_X.edt ! Reading UV FITS file: J0854+2006_X.edt ! AN table 1: 173 integrations on 190 of 190 possible baselines. ! AN table 2: 118 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0812263 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0854+20 ! ! 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 1409 lines of history. ! ! Reading 17964 visibilities. ![@gonzo8-0.1 J0854+2006_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 = 8.0 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 2744 telescope corrections were flagged in sub-array 1. ! A total of 1573 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2744 telescope corrections were flagged in sub-array 1. ! A total of 1573 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2747 telescope corrections were flagged in sub-array 1. ! A total of 1573 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2744 telescope corrections were flagged in sub-array 1. ! A total of 1573 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.298064Jy sigma=0.004743 ! Fit after self-cal, rms=0.297653Jy sigma=0.004741 ! 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=0.6691 mas, bmaj=1.161 mas, bpa=8.466 degrees ! Estimated noise=823.504 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 = 0.833664 Jy ! Total flux subtracted in 50 components = 0.833664 Jy ! Clean residual min=-0.075269 max=0.255290 Jy/beam ! Clean residual mean=0.000133 rms=0.023805 Jy/beam ! Combined flux in latest and established models = 0.833664 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.833664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.410979Jy sigma=0.006621 ! Fit after self-cal, rms=0.410953Jy sigma=0.006621 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.253227 Jy ! Total flux subtracted in 50 components = 0.253227 Jy ! Clean residual min=-0.039881 max=0.103188 Jy/beam ! Clean residual mean=0.000062 rms=0.012180 Jy/beam ! Combined flux in latest and established models = 1.08689 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 11 components and 1.08689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228275Jy sigma=0.003561 ! Fit after self-cal, rms=0.228090Jy sigma=0.003560 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104879 Jy ! Total flux subtracted in 50 components = 0.104879 Jy ! Clean residual min=-0.031723 max=0.046548 Jy/beam ! Clean residual mean=0.000033 rms=0.008627 Jy/beam ! Combined flux in latest and established models = 1.19177 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 1.19177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.176094Jy sigma=0.002628 ! Fit after self-cal, rms=0.175858Jy sigma=0.002626 ! 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=0.998 mas, bmaj=1.566 mas, bpa=5.001 degrees ! Estimated noise=370.995 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 = 0.0694639 Jy ! Component: 100 - total flux cleaned = 0.10212 Jy ! Total flux subtracted in 100 components = 0.10212 Jy ! Clean residual min=-0.028540 max=0.055974 Jy/beam ! Clean residual mean=-0.000109 rms=0.008339 Jy/beam ! Combined flux in latest and established models = 1.29389 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 36 components and 1.29389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152403Jy sigma=0.002189 ! Fit after self-cal, rms=0.152229Jy sigma=0.002187 ! 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 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 GC 1.11 HN 0.99 ! LA 1.00 NL 0.93 OV 1.00* SC 0.84 ! WF 1.00* GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 1.00* MC 1.07 MK 1.00* ! NY 1.12 TS 0.90 WZ 1.01 PT 0.99 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.95 GC 1.00* HN 1.04 ! LA 0.98 NL 1.00 OV 1.01 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.91 ! KP 1.00 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 GC 1.13 HN 1.01 ! LA 1.00 NL 0.90 OV 1.00* SC 2.02 ! WF 1.00* GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 1.00* MC 1.07 MK 1.00* ! NY 1.10 TS 0.90 WZ 0.96 PT 1.00 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.94 GC 1.00* HN 1.04 ! LA 0.99 NL 1.00 OV 1.00 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.93 ! KP 0.95 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 GC 1.17 HN 1.00 ! LA 0.98 NL 0.90 OV 1.00* SC 0.85 ! WF 1.00* GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 1.00* MC 1.10 MK 1.00* ! NY 1.12 TS 0.89 WZ 0.94 PT 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.93 GC 1.00* HN 1.02 ! LA 0.99 NL 1.01 OV 1.01 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.91 ! KP 0.95 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 GC 1.18 HN 0.99 ! LA 0.97 NL 0.91 OV 1.00* SC 0.86 ! WF 1.00* GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 1.00* MC 1.17 MK 1.00* ! NY 1.16 TS 0.90 WZ 0.95 PT 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.93 GC 1.00* HN 1.02 ! LA 0.99 NL 1.04 OV 1.01 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.89 ! KP 0.97 MA 1.00* MC 1.00* MK 1.00* ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Fit before self-cal, rms=0.152229Jy sigma=0.002187 ! Fit after self-cal, rms=0.102573Jy sigma=0.001552 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.562 mas, bpa=6.267 degrees ! Estimated noise=366.916 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 (-2.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0406016 Jy ! Component: 100 - total flux cleaned = 0.0566495 Jy ! Total flux subtracted in 100 components = 0.0566495 Jy ! Clean residual min=-0.010020 max=0.013321 Jy/beam ! Clean residual mean=0.000083 rms=0.002883 Jy/beam ! Combined flux in latest and established models = 1.35054 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 73 components and 1.35054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089067Jy sigma=0.001298 ! Fit after self-cal, rms=0.088264Jy sigma=0.001286 ! 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) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0079826 Jy ! Component: 100 - total flux cleaned = 0.0090591 Jy ! Total flux subtracted in 100 components = 0.0090591 Jy ! Clean residual min=-0.009272 max=0.010444 Jy/beam ! Clean residual mean=0.000082 rms=0.002502 Jy/beam ! Combined flux in latest and established models = 1.3596 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 95 components and 1.3596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087111Jy sigma=0.001267 ! Fit after self-cal, rms=0.083047Jy sigma=0.001211 ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.562 mas, bpa=6.044 degrees ! Estimated noise=365.522 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 = 0.0088017 Jy ! Component: 100 - total flux cleaned = 0.0110586 Jy ! Total flux subtracted in 100 components = 0.0110586 Jy ! Clean residual min=-0.006722 max=0.006400 Jy/beam ! Clean residual mean=0.000054 rms=0.001567 Jy/beam ! Combined flux in latest and established models = 1.37066 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 1.37066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082202Jy sigma=0.001196 ! Fit after self-cal, rms=0.082101Jy sigma=0.001195 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save J0854+2006_X ! Writing UV FITS file: J0854+2006_X.uvf ! Writing 109 model components to file: J0854+2006_X.mod ! wwins: Wrote 2 windows to J0854+2006_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.562 at 6.044 degrees (North through East) ! Clean map min=-0.0064845 max=1.1283 Jy/beam ! Writing clean map to FITS file: J0854+2006_X.fits ! Writing difmap environment to: J0854+2006_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot J0854+2006_X] device J0854+2006_Xuv.ps/vps,1,2 ! Attempting to open device: 'J0854+2006_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device J0854+2006_Xim.ps/vps ! Attempting to open device: 'J0854+2006_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=1.01 mas, bmaj=1.562 mas, bpa=6.044 degrees ! Estimated noise=365.522 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 1.562 at 6.044 degrees (North through East) ! Clean map min=-0.0064845 max=1.1283 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file J0854+2006_X.log closed on Tue Aug 8 11:37:22 2006