! Started logfile: 2052-474_X.log on Thu Jul 10 16:02:21 2008 observe 2052-474_X.edt ! Reading UV FITS file: 2052-474_X.edt ! AN table 1: 20 integrations on 190 of 190 possible baselines. ! AN table 2: 15 integrations on 190 of 190 possible baselines. ! AN table 3: 14 integrations on 190 of 190 possible baselines. ! AN table 4: 22 integrations on 190 of 190 possible baselines. ! AN table 5: 8 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0248501 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2052-474 ! ! 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 1472 lines of history. ! ! Reading 1492 visibilities. ![@gonzo6-0.1 2052-474_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 339 telescope corrections were flagged in sub-array 1. ! A total of 291 telescope corrections were flagged in sub-array 2. ! A total of 280 telescope corrections were flagged in sub-array 3. ! A total of 416 telescope corrections were flagged in sub-array 4. ! A total of 160 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 339 telescope corrections were flagged in sub-array 1. ! A total of 288 telescope corrections were flagged in sub-array 2. ! A total of 280 telescope corrections were flagged in sub-array 3. ! A total of 416 telescope corrections were flagged in sub-array 4. ! A total of 160 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 339 telescope corrections were flagged in sub-array 1. ! A total of 288 telescope corrections were flagged in sub-array 2. ! A total of 280 telescope corrections were flagged in sub-array 3. ! A total of 416 telescope corrections were flagged in sub-array 4. ! A total of 160 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 339 telescope corrections were flagged in sub-array 1. ! A total of 288 telescope corrections were flagged in sub-array 2. ! A total of 280 telescope corrections were flagged in sub-array 3. ! A total of 416 telescope corrections were flagged in sub-array 4. ! A total of 160 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=0.357005Jy sigma=6.141784 ! Fit after self-cal, rms=0.346903Jy sigma=5.924558 ! 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=0.6439 mas, bmaj=2.182 mas, bpa=-3.618 degrees ! Estimated noise=2.70655 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 = 0.520027 Jy ! Total flux subtracted in 50 components = 0.520027 Jy ! Clean residual min=-0.062081 max=0.170327 Jy/beam ! Clean residual mean=-0.000164 rms=0.024915 Jy/beam ! Combined flux in latest and established models = 0.520027 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 6 components and 0.520027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.361623Jy sigma=5.645917 ! Fit after self-cal, rms=0.361607Jy sigma=5.645826 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.162805 Jy ! Total flux subtracted in 50 components = 0.162805 Jy ! Clean residual min=-0.037633 max=0.072580 Jy/beam ! Clean residual mean=-0.000181 rms=0.014403 Jy/beam ! Combined flux in latest and established models = 0.682832 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 28 components and 0.682832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254446Jy sigma=3.749169 ! Fit after self-cal, rms=0.254379Jy sigma=3.746852 ! 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=0.8362 mas, bmaj=3.013 mas, bpa=-6.91 degrees ! Estimated noise=1.82071 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 = 0.140196 Jy ! Component: 100 - total flux cleaned = 0.197806 Jy ! Total flux subtracted in 100 components = 0.197806 Jy ! Clean residual min=-0.036608 max=0.051114 Jy/beam ! Clean residual mean=-0.001354 rms=0.013880 Jy/beam ! Combined flux in latest and established models = 0.880638 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 45 components and 0.880638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167803Jy sigma=2.546478 ! Fit after self-cal, rms=0.167563Jy sigma=2.544150 ! 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 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 1.05 KP 0.93 LA 1.07 ! MA 1.00* MC 1.00* MK 1.01 NL 1.00* ! NY 1.00* ON 1.00* OV 1.01 PT 0.88 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! 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 4: ! BR 1.00* FD 1.08 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.06 LA 1.02 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 1.00* PT 1.03 ! SC 0.98 TS 1.00* WF 1.00* 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 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 GC 1.00* HH 1.00* ! HN 1.00* KK 1.08 KP 0.92 LA 0.89 ! MA 1.00* MC 1.00* MK 0.78 NL 1.00* ! NY 1.00* ON 1.00* OV 1.01 PT 0.91 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! 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 4: ! BR 1.00* FD 1.09 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.15 LA 1.16 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 1.00* PT 1.05 ! SC 0.94 TS 1.00* WF 1.00* 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 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 GC 1.00* HH 1.00* ! HN 1.00* KK 1.12 KP 0.83 LA 1.02 ! MA 1.00* MC 1.00* MK 0.91 NL 1.00* ! NY 1.00* ON 1.00* OV 0.97 PT 0.88 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! 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 4: ! BR 1.00* FD 1.13 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.19 LA 1.14 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 1.00* PT 0.94 ! SC 0.96 TS 1.00* WF 1.00* 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 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 GC 1.00* HH 1.00* ! HN 1.00* KK 1.18 KP 0.90 LA 0.99 ! MA 1.00* MC 1.00* MK 0.93 NL 1.00* ! NY 1.00* ON 1.00* OV 0.95 PT 0.87 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! 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* ! ! Telescope amplitude corrections in sub-array 3: ! 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 4: ! BR 1.00* FD 1.11 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00* KP 1.16 LA 1.12 ! MA 1.00* MC 1.00* MK 1.00* NL 1.00* ! NY 1.00* ON 1.00* OV 1.00* PT 1.08 ! SC 1.03 TS 1.00* WF 1.00* 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=0.167563Jy sigma=2.544150 ! Fit after self-cal, rms=0.119436Jy sigma=1.321570 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.813 mas, bmaj=3.809 mas, bpa=-11.58 degrees ! Estimated noise=1.96963 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 = 0.0107333 Jy ! Component: 100 - total flux cleaned = 0.0106976 Jy ! Total flux subtracted in 100 components = 0.0106976 Jy ! Clean residual min=-0.012702 max=0.016653 Jy/beam ! Clean residual mean=-0.000247 rms=0.004109 Jy/beam ! Combined flux in latest and established models = 0.891336 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 52 components and 0.891336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117119Jy sigma=1.288475 ! Fit after self-cal, rms=0.117126Jy sigma=1.286347 ! 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 = 0.00156425 Jy ! Component: 100 - total flux cleaned = 0.00144943 Jy ! Total flux subtracted in 100 components = 0.00144943 Jy ! Clean residual min=-0.012965 max=0.015829 Jy/beam ! Clean residual mean=-0.000243 rms=0.004039 Jy/beam ! Combined flux in latest and established models = 0.892785 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 58 components and 0.892785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116630Jy sigma=1.288691 ! Fit after self-cal, rms=0.107963Jy sigma=1.228425 ! Inverting map and beam ! Estimated beam: bmin=0.8037 mas, bmaj=3.812 mas, bpa=-11.82 degrees ! Estimated noise=1.96204 mJy/beam. ! Added new window around map position (-2.3, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162911 Jy ! Component: 100 - total flux cleaned = 0.017814 Jy ! Total flux subtracted in 100 components = 0.017814 Jy ! Clean residual min=-0.010148 max=0.011243 Jy/beam ! Clean residual mean=-0.000231 rms=0.003064 Jy/beam ! Combined flux in latest and established models = 0.910599 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 77 components and 0.910599 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104423Jy sigma=1.196446 ! Fit after self-cal, rms=0.101495Jy sigma=1.162842 ! Inverting map and beam ! Estimated beam: bmin=0.7994 mas, bmaj=3.811 mas, bpa=-11.91 degrees ! Estimated noise=1.96093 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 = 0.00909736 Jy ! Component: 100 - total flux cleaned = 0.0104351 Jy ! Total flux subtracted in 100 components = 0.0104351 Jy ! Clean residual min=-0.008937 max=0.010158 Jy/beam ! Clean residual mean=-0.000210 rms=0.002689 Jy/beam ! Combined flux in latest and established models = 0.921034 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 94 components and 0.921034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100350Jy sigma=1.149990 ! Fit after self-cal, rms=0.100336Jy sigma=1.145185 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2052-474_X ! Writing UV FITS file: 2052-474_X.uvf ! Writing 94 model components to file: 2052-474_X.mod ! wwins: Wrote 2 windows to 2052-474_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7994 x 3.811 at -11.91 degrees (North through East) ! Clean map min=-0.0087101 max=0.72606 Jy/beam ! Writing clean map to FITS file: 2052-474_X.fits ! Writing difmap environment to: 2052-474_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2052-474_X] device 2052-474_Xuv.ps/vps,1,2 ! Attempting to open device: '2052-474_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2052-474_Xim.ps/vps ! Attempting to open device: '2052-474_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=0.7994 mas, bmaj=3.811 mas, bpa=-11.91 degrees ! Estimated noise=1.96093 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7994 x 3.811 at -11.91 degrees (North through East) ! Clean map min=-0.0087101 max=0.72606 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file 2052-474_X.log closed on Thu Jul 10 16:02:30 2008