! Started logfile: 1921-293_X.log on Sun Apr 19 23:41:58 2009 observe 1921-293_X.edt2 ! Reading UV FITS file: 1921-293_X.edt2 ! AN table 1: 15 integrations on 190 of 190 possible baselines. ! AN table 2: 15 integrations on 190 of 190 possible baselines. ! AN table 3: 31 integrations on 190 of 190 possible baselines. ! AN table 4: 27 integrations on 190 of 190 possible baselines. ! AN table 5: 14 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0457172 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1921-293 ! ! 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 1491 lines of history. ! ! Reading 3544 visibilities. ![@gonzo6-0.1 1921-293_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 294 telescope corrections were flagged in sub-array 1. ! A total of 300 telescope corrections were flagged in sub-array 2. ! A total of 554 telescope corrections were flagged in sub-array 3. ! A total of 454 telescope corrections were flagged in sub-array 4. ! A total of 280 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 294 telescope corrections were flagged in sub-array 1. ! A total of 300 telescope corrections were flagged in sub-array 2. ! A total of 554 telescope corrections were flagged in sub-array 3. ! A total of 468 telescope corrections were flagged in sub-array 4. ! A total of 280 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 294 telescope corrections were flagged in sub-array 1. ! A total of 300 telescope corrections were flagged in sub-array 2. ! A total of 569 telescope corrections were flagged in sub-array 3. ! A total of 454 telescope corrections were flagged in sub-array 4. ! A total of 280 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 294 telescope corrections were flagged in sub-array 1. ! A total of 300 telescope corrections were flagged in sub-array 2. ! A total of 557 telescope corrections were flagged in sub-array 3. ! A total of 453 telescope corrections were flagged in sub-array 4. ! A total of 280 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=5.001627Jy sigma=23.279170 ! Fit after self-cal, rms=4.990285Jy sigma=23.061314 ! 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=0.6322 mas, bmaj=0.8904 mas, bpa=36.64 degrees ! Estimated noise=11.5843 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 = 4.10138 Jy ! Total flux subtracted in 50 components = 4.10138 Jy ! Clean residual min=-0.488943 max=1.279509 Jy/beam ! Clean residual mean=0.035853 rms=0.174176 Jy/beam ! Combined flux in latest and established models = 4.10138 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 4.10138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.262512Jy sigma=10.727201 ! Fit after self-cal, rms=2.262438Jy sigma=10.726334 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.2442 Jy ! Total flux subtracted in 50 components = 1.2442 Jy ! Clean residual min=-0.290318 max=0.494456 Jy/beam ! Clean residual mean=0.027120 rms=0.100053 Jy/beam ! Combined flux in latest and established models = 5.34558 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 10 components and 5.34558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.489267Jy sigma=7.035100 ! Fit after self-cal, rms=1.489274Jy sigma=7.033749 ! 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=0.9111 mas, bmaj=1.277 mas, bpa=50.29 degrees ! Estimated noise=6.21371 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 = 0.841096 Jy ! Component: 100 - total flux cleaned = 1.18046 Jy ! Total flux subtracted in 100 components = 1.18046 Jy ! Clean residual min=-0.317155 max=0.615736 Jy/beam ! Clean residual mean=0.085826 rms=0.144027 Jy/beam ! Combined flux in latest and established models = 6.52604 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 37 components and 6.52604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.096317Jy sigma=5.174460 ! Fit after self-cal, rms=1.094655Jy sigma=5.170312 ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.00* GC 1.00* HH 1.09 ! HN 1.00* KK 1.00* KP 1.17 LA 1.00* ! MA 0.79 MC 1.01 MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 0.87 PT 0.92 ! SC 1.00* TS 1.00* WF 1.00* WZ 0.91 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 0.92 GC 1.00* HH 1.00* ! HN 0.97 KK 1.00* KP 1.32 LA 1.00* ! MA 1.00* MC 1.00* MK 0.91 NL 1.00* ! NY 1.00* ON 1.00* OV 1.02 PT 0.95 ! SC 0.92 TS 1.00* WF 0.82 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* GC 1.00* HH 1.04 ! HN 1.00* KK 1.00* KP 1.16 LA 1.00* ! MA 0.77 MC 1.04 MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 0.88 PT 0.91 ! SC 1.00* TS 1.00* WF 1.00* WZ 0.91 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.17 FD 0.92 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.27 LA 1.00* ! MA 1.00* MC 1.00* MK 0.92 NL 1.00* ! NY 1.00* ON 1.00* OV 0.97 PT 0.96 ! SC 1.00* TS 1.00* WF 0.80 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.14 LA 1.00* ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 0.88 PT 0.91 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.10 FD 0.91 GC 1.00* HH 1.00* ! HN 0.96 KK 1.00* KP 1.30 LA 1.00* ! MA 1.00* MC 1.00* MK 0.94 NL 1.00* ! NY 1.00* ON 1.00* OV 0.97 PT 0.96 ! SC 0.96 TS 1.00* WF 0.81 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00* GC 1.00* HH 1.24 ! HN 1.00* KK 1.00* KP 1.16 LA 1.00* ! MA 0.73 MC 1.00 MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 0.87 PT 0.92 ! SC 1.00* TS 1.00* WF 1.00* WZ 0.84 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.13 FD 0.94 GC 1.00* HH 1.00* ! HN 0.96 KK 1.00* KP 1.29 LA 1.00* ! MA 1.00* MC 1.00* MK 0.93 NL 1.00* ! NY 1.00* ON 1.00* OV 0.95 PT 0.98 ! SC 0.92 TS 1.00* WF 0.82 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 5: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=1.094655Jy sigma=5.170312 ! Fit after self-cal, rms=0.620513Jy sigma=1.742238 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.028 mas, bmaj=1.25 mas, bpa=45.41 degrees ! Estimated noise=6.40327 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 = 0.0208339 Jy ! Component: 100 - total flux cleaned = 0.0206682 Jy ! Total flux subtracted in 100 components = 0.0206682 Jy ! Clean residual min=-0.122241 max=0.188821 Jy/beam ! Clean residual mean=0.010198 rms=0.045797 Jy/beam ! Combined flux in latest and established models = 6.54671 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 46 components and 6.54671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.603459Jy sigma=1.730560 ! Fit after self-cal, rms=0.602976Jy sigma=1.726904 ! 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 (2.3, 7.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.173581 Jy ! Component: 100 - total flux cleaned = 0.209757 Jy ! Total flux subtracted in 100 components = 0.209757 Jy ! Clean residual min=-0.104768 max=0.125945 Jy/beam ! Clean residual mean=-0.000588 rms=0.037312 Jy/beam ! Combined flux in latest and established models = 6.75646 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 61 components and 6.75646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.537525Jy sigma=1.613089 ! Fit after self-cal, rms=0.503368Jy sigma=1.313226 ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=1.251 mas, bpa=46.22 degrees ! Estimated noise=6.40677 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 = 0.10311 Jy ! Component: 100 - total flux cleaned = 0.116693 Jy ! Total flux subtracted in 100 components = 0.116693 Jy ! Clean residual min=-0.087893 max=0.094945 Jy/beam ! Clean residual mean=-0.002494 rms=0.028816 Jy/beam ! Combined flux in latest and established models = 6.87316 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 68 components and 6.87316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.475363Jy sigma=1.255306 ! Fit after self-cal, rms=0.468043Jy sigma=1.217332 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1921-293_X ! Writing UV FITS file: 1921-293_X.uvf ! Writing 68 model components to file: 1921-293_X.mod ! wwins: Wrote 2 windows to 1921-293_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.023 x 1.251 at 46.22 degrees (North through East) ! Clean map min=-0.088274 max=5.3929 Jy/beam ! Writing clean map to FITS file: 1921-293_X.fits ! Writing difmap environment to: 1921-293_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1921-293_X] device 1921-293_Xuv.ps/vps,1,2 ! Attempting to open device: '1921-293_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1921-293_Xim.ps/vps ! Attempting to open device: '1921-293_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=1.023 mas, bmaj=1.251 mas, bpa=46.22 degrees ! Estimated noise=6.40677 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.023 x 1.251 at 46.22 degrees (North through East) ! Clean map min=-0.088274 max=5.3929 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file 1921-293_X.log closed on Sun Apr 19 23:42:04 2009