! Started logfile: OJ287_X.log on Tue Sep 11 22:47:51 2007 observe OJ287_X.edt ! Reading UV FITS file: OJ287_X.edt ! AN table 1: 12 integrations on 171 of 171 possible baselines. ! AN table 2: 48 integrations on 171 of 171 possible baselines. ! AN table 3: 6 integrations on 171 of 171 possible baselines. ! AN table 4: 29 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.118436 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: OJ287 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2124 lines of history. ! ! Reading 7696 visibilities. ![@gonzo6-0.1 OJ287_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 = 6.0 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 228 telescope corrections were flagged in sub-array 1. ! A total of 766 telescope corrections were flagged in sub-array 2. ! A total of 114 telescope corrections were flagged in sub-array 3. ! A total of 473 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 228 telescope corrections were flagged in sub-array 1. ! A total of 770 telescope corrections were flagged in sub-array 2. ! A total of 114 telescope corrections were flagged in sub-array 3. ! A total of 476 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 228 telescope corrections were flagged in sub-array 1. ! A total of 771 telescope corrections were flagged in sub-array 2. ! A total of 114 telescope corrections were flagged in sub-array 3. ! A total of 481 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 228 telescope corrections were flagged in sub-array 1. ! A total of 771 telescope corrections were flagged in sub-array 2. ! A total of 114 telescope corrections were flagged in sub-array 3. ! A total of 481 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.796028Jy sigma=0.014100 ! Fit after self-cal, rms=0.796028Jy sigma=0.014100 ! 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=0.4968 mas, bmaj=1.379 mas, bpa=3.248 degrees ! Estimated noise=1456.25 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 = 1.22076 Jy ! Total flux subtracted in 50 components = 1.22076 Jy ! Clean residual min=-0.080863 max=0.340464 Jy/beam ! Clean residual mean=-0.000334 rms=0.028271 Jy/beam ! Combined flux in latest and established models = 1.22076 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 1.22076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.612211Jy sigma=0.010948 ! Fit after self-cal, rms=0.612210Jy sigma=0.010948 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.288367 Jy ! Total flux subtracted in 50 components = 0.288367 Jy ! Clean residual min=-0.064971 max=0.134711 Jy/beam ! Clean residual mean=-0.000231 rms=0.018435 Jy/beam ! Combined flux in latest and established models = 1.50913 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 13 components and 1.50913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.423901Jy sigma=0.007611 ! Fit after self-cal, rms=0.423620Jy sigma=0.007607 ! Inverting map ! Added new window around map position (-0.8, -0.5). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.153196 Jy ! Total flux subtracted in 50 components = 0.153196 Jy ! Clean residual min=-0.057041 max=0.105506 Jy/beam ! Clean residual mean=-0.000173 rms=0.014875 Jy/beam ! Combined flux in latest and established models = 1.66233 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 1.66233 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.345417Jy sigma=0.006167 ! Fit after self-cal, rms=0.342548Jy sigma=0.006128 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.111872 Jy ! Total flux subtracted in 50 components = 0.111872 Jy ! Clean residual min=-0.048144 max=0.082901 Jy/beam ! Clean residual mean=-0.000131 rms=0.012288 Jy/beam ! Combined flux in latest and established models = 1.7742 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 45 components and 1.7742 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289075Jy sigma=0.005136 ! Fit after self-cal, rms=0.287333Jy sigma=0.005114 ! Inverting map ! Added new window around map position (-1.6, -0.9). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.09157 Jy ! Total flux subtracted in 50 components = 0.09157 Jy ! Clean residual min=-0.041484 max=0.058253 Jy/beam ! Clean residual mean=-0.000097 rms=0.010260 Jy/beam ! Combined flux in latest and established models = 1.86577 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 61 components and 1.86577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245935Jy sigma=0.004351 ! Fit after self-cal, rms=0.244424Jy sigma=0.004329 ! 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=0.6078 mas, bmaj=1.673 mas, bpa=-0.7246 degrees ! Estimated noise=867.262 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 = 0.138974 Jy ! Component: 100 - total flux cleaned = 0.222944 Jy ! Total flux subtracted in 100 components = 0.222944 Jy ! Clean residual min=-0.036881 max=0.063697 Jy/beam ! Clean residual mean=-0.000024 rms=0.012072 Jy/beam ! Combined flux in latest and established models = 2.08871 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 62 model components to the UV plane model. ! The established model now contains 109 components and 2.08871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163634Jy sigma=0.002809 ! Fit after self-cal, rms=0.160572Jy sigma=0.002762 ! 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 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 GC 1.00 GG 1.00* ! HN 1.02 KP 0.96 LA 0.97 MA 1.00* ! MK 0.97 NL 1.11 NY 1.00* ON 1.00* ! OV 1.01 PT 0.98 SC 1.06 TC 1.00* ! TS 1.03 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HN 1.00* KP 0.95 LA 0.96 MA 1.00* ! MK 1.06 NL 1.00* NY 1.00* ON 1.00* ! OV 0.99 PT 0.97 SC 1.00* TC 1.08 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.96 GC 1.03 GG 1.00* ! HN 1.02 KP 0.92 LA 0.97 MA 1.00* ! MK 0.98 NL 1.07 NY 1.00* ON 1.00* ! OV 1.00 PT 1.02 SC 1.01 TC 1.00* ! TS 1.01 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.96 GC 1.00* GG 1.00* ! HN 1.00* KP 0.90 LA 0.96 MA 1.00* ! MK 1.07 NL 1.00* NY 1.00* ON 1.00* ! OV 0.98 PT 1.00 SC 1.00* TC 1.11 ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.96 GC 1.05 GG 1.00* ! HN 1.02 KP 0.85 LA 0.98 MA 1.00* ! MK 0.97 NL 1.05 NY 1.00* ON 1.00* ! OV 1.04 PT 1.03 SC 1.04 TC 1.00* ! TS 1.00 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.95 GC 1.00* GG 1.00* ! HN 1.00* KP 0.83 LA 0.97 MA 1.00* ! MK 1.05 NL 1.00* NY 1.00* ON 1.00* ! OV 1.02 PT 1.03 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.94 GC 1.04 GG 1.00* ! HN 1.03 KP 0.91 LA 0.96 MA 1.00* ! MK 1.00 NL 1.06 NY 1.00* ON 1.00* ! OV 1.03 PT 1.04 SC 1.08 TC 1.00* ! TS 1.00 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.93 GC 1.00* GG 1.00* ! HN 1.00* KP 0.90 LA 0.94 MA 1.00* ! MK 1.07 NL 1.00* NY 1.00* ON 1.00* ! OV 1.02 PT 1.03 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.160572Jy sigma=0.002762 ! Fit after self-cal, rms=0.087687Jy sigma=0.001418 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6426 mas, bmaj=1.808 mas, bpa=-0.4498 degrees ! Estimated noise=877.282 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 (-3.7, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01597 Jy ! Component: 100 - total flux cleaned = 0.0199086 Jy ! Total flux subtracted in 100 components = 0.0199086 Jy ! Clean residual min=-0.010037 max=0.012742 Jy/beam ! Clean residual mean=0.000005 rms=0.002589 Jy/beam ! Combined flux in latest and established models = 2.10862 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 122 components and 2.10862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085008Jy sigma=0.001366 ! Fit after self-cal, rms=0.084593Jy sigma=0.001360 ! 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 (-15.8, 8.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111422 Jy ! Component: 100 - total flux cleaned = 0.0128946 Jy ! Total flux subtracted in 100 components = 0.0128946 Jy ! Clean residual min=-0.010232 max=0.009414 Jy/beam ! Clean residual mean=0.000025 rms=0.002326 Jy/beam ! Combined flux in latest and established models = 2.12152 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 143 components and 2.12152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083220Jy sigma=0.001331 ! Fit after self-cal, rms=0.080552Jy sigma=0.001296 ! Inverting map and beam ! Estimated beam: bmin=0.6424 mas, bmaj=1.807 mas, bpa=-0.4431 degrees ! Estimated noise=876.688 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 = 0.00445994 Jy ! Component: 100 - total flux cleaned = 0.005175 Jy ! Total flux subtracted in 100 components = 0.005175 Jy ! Clean residual min=-0.008484 max=0.008371 Jy/beam ! Clean residual mean=0.000015 rms=0.002096 Jy/beam ! Combined flux in latest and established models = 2.12669 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 162 components and 2.12669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079731Jy sigma=0.001282 ! Fit after self-cal, rms=0.079572Jy sigma=0.001280 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save OJ287_X ! Writing UV FITS file: OJ287_X.uvf ! Writing 162 model components to file: OJ287_X.mod ! wwins: Wrote 5 windows to OJ287_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6424 x 1.807 at -0.4431 degrees (North through East) ! Clean map min=-0.0083308 max=1.5875 Jy/beam ! Writing clean map to FITS file: OJ287_X.fits ! Writing difmap environment to: OJ287_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot OJ287_X] device OJ287_Xuv.ps/vps,1,2 ! Attempting to open device: 'OJ287_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device OJ287_Xim.ps/vps ! Attempting to open device: 'OJ287_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=0.6424 mas, bmaj=1.807 mas, bpa=-0.4431 degrees ! Estimated noise=876.688 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6424 x 1.807 at -0.4431 degrees (North through East) ! Clean map min=-0.0083308 max=1.5875 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file OJ287_X.log closed on Tue Sep 11 22:47:58 2007