! Started logfile: OJ287_X.log on Tue Dec 12 21:19:35 2006 observe OJ287_X.edt ! Reading UV FITS file: OJ287_X.edt ! AN table 1: 99 integrations on 153 of 153 possible baselines. ! AN table 2: 12 integrations on 153 of 153 possible baselines. ! AN table 3: 21 integrations on 153 of 153 possible baselines. ! AN table 4: 30 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.127935 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: OJ287 ! ! 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 1304 lines of history. ! ! Reading 12684 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 1429 telescope corrections were flagged in sub-array 1. ! A total of 107 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! A total of 432 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1431 telescope corrections were flagged in sub-array 1. ! A total of 107 telescope corrections were flagged in sub-array 2. ! A total of 319 telescope corrections were flagged in sub-array 3. ! A total of 432 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1431 telescope corrections were flagged in sub-array 1. ! A total of 108 telescope corrections were flagged in sub-array 2. ! A total of 311 telescope corrections were flagged in sub-array 3. ! A total of 432 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1426 telescope corrections were flagged in sub-array 1. ! A total of 108 telescope corrections were flagged in sub-array 2. ! A total of 314 telescope corrections were flagged in sub-array 3. ! A total of 437 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.395473Jy sigma=0.020193 ! Fit after self-cal, rms=1.393031Jy sigma=0.020297 ! 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=0.5392 mas, bmaj=0.9609 mas, bpa=-6.606 degrees ! Estimated noise=941.981 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 = 1.55808 Jy ! Total flux subtracted in 50 components = 1.55808 Jy ! Clean residual min=-0.095028 max=0.498587 Jy/beam ! Clean residual mean=-0.000698 rms=0.030935 Jy/beam ! Combined flux in latest and established models = 1.55808 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.55808 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.927485Jy sigma=0.013622 ! Fit after self-cal, rms=0.927410Jy sigma=0.013621 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.530616 Jy ! Total flux subtracted in 50 components = 0.530616 Jy ! Clean residual min=-0.057271 max=0.238406 Jy/beam ! Clean residual mean=-0.000459 rms=0.017141 Jy/beam ! Combined flux in latest and established models = 2.0887 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 2.0887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.540168Jy sigma=0.007868 ! Fit after self-cal, rms=0.539550Jy sigma=0.007862 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.261428 Jy ! Total flux subtracted in 50 components = 0.261428 Jy ! Clean residual min=-0.041260 max=0.125505 Jy/beam ! Clean residual mean=-0.000341 rms=0.011336 Jy/beam ! Combined flux in latest and established models = 2.35013 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 17 components and 2.35013 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373585Jy sigma=0.005280 ! Fit after self-cal, rms=0.373278Jy sigma=0.005278 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.147402 Jy ! Total flux subtracted in 50 components = 0.147402 Jy ! Clean residual min=-0.032158 max=0.074746 Jy/beam ! Clean residual mean=-0.000273 rms=0.008720 Jy/beam ! Combined flux in latest and established models = 2.49753 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 21 components and 2.49753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297505Jy sigma=0.004036 ! Fit after self-cal, rms=0.297318Jy sigma=0.004034 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0894226 Jy ! Total flux subtracted in 50 components = 0.0894226 Jy ! Clean residual min=-0.027082 max=0.050719 Jy/beam ! Clean residual mean=-0.000232 rms=0.007504 Jy/beam ! Combined flux in latest and established models = 2.58695 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 25 components and 2.58695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261023Jy sigma=0.003405 ! Fit after self-cal, rms=0.260923Jy sigma=0.003404 ! Inverting map ! Added new window around map position (-0.9, -0.7). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0604364 Jy ! Total flux subtracted in 50 components = 0.0604364 Jy ! Clean residual min=-0.025824 max=0.042795 Jy/beam ! Clean residual mean=-0.000204 rms=0.006881 Jy/beam ! Combined flux in latest and established models = 2.64739 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 2.64739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240977Jy sigma=0.003060 ! Fit after self-cal, rms=0.240618Jy sigma=0.003057 ! 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=0.6751 mas, bmaj=1.243 mas, bpa=-7.067 degrees ! Estimated noise=577.311 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 = 0.0877588 Jy ! Component: 100 - total flux cleaned = 0.133631 Jy ! Total flux subtracted in 100 components = 0.133631 Jy ! Clean residual min=-0.028153 max=0.042410 Jy/beam ! Clean residual mean=-0.000419 rms=0.008403 Jy/beam ! Combined flux in latest and established models = 2.78102 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 47 components and 2.78102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212075Jy sigma=0.002561 ! Fit after self-cal, rms=0.211021Jy sigma=0.002546 ! 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 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 GC 0.94 HH 1.00* HN 1.02 ! LA 0.99 MC 0.97 MK 0.98 NY 1.00 ! ON 0.97 OV 0.99 PT 1.02 SC 1.00* ! TS 1.00* WF 1.01 BR 0.99 KK 1.00 ! KP 0.98 WZ 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 0.93 HH 1.00* HN 1.04 ! LA 1.01 MC 1.00* MK 0.96 NY 1.08 ! ON 1.00* OV 0.98 PT 1.00* SC 1.00* ! TS 0.92 WF 1.10 BR 1.00 KK 0.99 ! KP 1.00 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HH 1.00* HN 1.01 ! LA 1.05 MC 0.98 MK 1.00* NY 0.98 ! ON 0.97 OV 1.00* PT 1.02 SC 1.00* ! TS 1.00* WF 1.02 BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 0.98 GC 1.02 HH 1.00* HN 0.98 ! LA 1.00 MC 1.14 MK 1.03 NY 1.01 ! ON 1.03 OV 0.99 PT 1.00 SC 1.00* ! TS 1.00* WF 0.98 BR 1.02 KK 1.00* ! KP 1.00 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 GC 0.96 HH 1.00* HN 1.02 ! LA 0.98 MC 0.97 MK 0.98 NY 1.01 ! ON 0.97 OV 0.99 PT 1.06 SC 1.00* ! TS 1.00* WF 1.00 BR 1.00 KK 1.02 ! KP 0.94 WZ 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 0.95 HH 1.00* HN 1.03 ! LA 1.00 MC 1.00* MK 0.95 NY 1.07 ! ON 1.00* OV 0.98 PT 1.00* SC 1.00* ! TS 0.92 WF 1.12 BR 1.01 KK 1.00 ! KP 0.95 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.01 GC 1.00* HH 1.20 HN 1.00 ! LA 1.04 MC 0.98 MK 1.00* NY 1.00 ! ON 0.97 OV 1.00* PT 1.05 SC 1.00* ! TS 1.00* WF 1.03 BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 0.98 GC 1.03 HH 1.00* HN 0.98 ! LA 0.99 MC 1.15 MK 1.04 NY 1.01 ! ON 1.04 OV 1.00 PT 1.05 SC 1.00* ! TS 1.00* WF 1.00 BR 1.02 KK 1.00* ! KP 0.95 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 GC 0.98 HH 1.00* HN 1.03 ! LA 0.99 MC 0.99 MK 0.98 NY 1.00 ! ON 0.97 OV 1.01 PT 1.07 SC 1.00* ! TS 1.00* WF 1.16 BR 1.02 KK 0.99 ! KP 0.92 WZ 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 GC 0.97 HH 1.00* HN 1.04 ! LA 1.02 MC 1.00* MK 0.96 NY 1.08 ! ON 1.00* OV 1.01 PT 1.00* SC 1.00* ! TS 0.90 WF 1.23 BR 1.04 KK 0.99 ! KP 0.94 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 0.97 GC 1.00* HH 1.24 HN 1.00 ! LA 1.06 MC 1.00 MK 1.00* NY 1.00 ! ON 0.98 OV 1.00* PT 1.07 SC 1.00* ! TS 1.00* WF 1.16 BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 0.96 GC 1.06 HH 1.00* HN 0.98 ! LA 1.01 MC 1.20 MK 1.06 NY 1.01 ! ON 1.02 OV 1.03 PT 1.06 SC 1.00* ! TS 1.00* WF 1.14 BR 1.05 KK 1.00* ! KP 0.94 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 GC 1.02 HH 1.00* HN 1.02 ! LA 0.96 MC 1.07 MK 1.01 NY 1.04 ! ON 0.96 OV 0.99 PT 1.07 SC 1.00* ! TS 1.00* WF 1.15 BR 1.00 KK 0.98 ! KP 0.94 WZ 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 GC 1.00 HH 1.00* HN 1.05 ! LA 0.99 MC 1.00* MK 0.99 NY 1.12 ! ON 1.00* OV 0.98 PT 1.00* SC 1.00* ! TS 0.92 WF 1.20 BR 1.01 KK 0.98 ! KP 0.95 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! FD 0.97 GC 1.00* HH 1.41 HN 1.02 ! LA 1.02 MC 1.07 MK 1.00* NY 1.00 ! ON 0.96 OV 1.00* PT 1.05 SC 1.00* ! TS 1.00* WF 1.15 BR 1.00* KK 1.00* ! KP 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! FD 0.94 GC 1.10 HH 1.00* HN 0.98 ! LA 0.99 MC 1.28 MK 1.07 NY 1.05 ! ON 1.00 OV 1.00 PT 1.06 SC 1.00* ! TS 1.00* WF 1.13 BR 1.03 KK 1.00* ! KP 0.95 WZ 1.00* ! ! ! Fit before self-cal, rms=0.211021Jy sigma=0.002546 ! Fit after self-cal, rms=0.122684Jy sigma=0.001323 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6781 mas, bmaj=1.264 mas, bpa=-7.447 degrees ! Estimated noise=577.802 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 (-3.6, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118635 Jy ! Component: 100 - total flux cleaned = 0.0150945 Jy ! Total flux subtracted in 100 components = 0.0150945 Jy ! Clean residual min=-0.007142 max=0.007277 Jy/beam ! Clean residual mean=0.000030 rms=0.001658 Jy/beam ! Combined flux in latest and established models = 2.79611 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 62 components and 2.79611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121246Jy sigma=0.001294 ! Fit after self-cal, rms=0.121085Jy sigma=0.001291 ! 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 = 0.00403883 Jy ! Component: 100 - total flux cleaned = 0.00505101 Jy ! Total flux subtracted in 100 components = 0.00505101 Jy ! Clean residual min=-0.006599 max=0.006001 Jy/beam ! Clean residual mean=0.000035 rms=0.001535 Jy/beam ! Combined flux in latest and established models = 2.80117 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 70 components and 2.80117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120434Jy sigma=0.001280 ! Fit after self-cal, rms=0.117640Jy sigma=0.001247 ! Inverting map and beam ! Estimated beam: bmin=0.6782 mas, bmaj=1.267 mas, bpa=-7.415 degrees ! Estimated noise=578.033 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 = 0.00230528 Jy ! Component: 100 - total flux cleaned = 0.00370487 Jy ! Total flux subtracted in 100 components = 0.00370487 Jy ! Clean residual min=-0.006220 max=0.005106 Jy/beam ! Clean residual mean=0.000008 rms=0.001241 Jy/beam ! Combined flux in latest and established models = 2.80487 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 84 components and 2.80487 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117015Jy sigma=0.001237 ! Fit after self-cal, rms=0.116965Jy sigma=0.001236 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save OJ287_X ! Writing UV FITS file: OJ287_X.uvf ! Writing 84 model components to file: OJ287_X.mod ! wwins: Wrote 3 windows to OJ287_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6782 x 1.267 at -7.415 degrees (North through East) ! Clean map min=-0.0061986 max=2.1864 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=0.6782 mas, bmaj=1.267 mas, bpa=-7.415 degrees ! Estimated noise=578.033 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6782 x 1.267 at -7.415 degrees (North through East) ! Clean map min=-0.0061986 max=2.1864 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file OJ287_X.log closed on Tue Dec 12 21:20:04 2006