! Started logfile: 2254+074_X.log on Fri Jul 11 11:39:36 2008 observe 2254+074_X.edt ! Reading UV FITS file: 2254+074_X.edt ! AN table 1: 18 integrations on 190 of 190 possible baselines. ! AN table 2: 91 integrations on 190 of 190 possible baselines. ! AN table 3: 25 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.132011 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2254+074 ! ! 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 13444 visibilities. ![@gonzo5-0.1 2254+074_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 = 5.0 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 360 telescope corrections were flagged in sub-array 1. ! A total of 1375 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 360 telescope corrections were flagged in sub-array 1. ! A total of 1375 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 360 telescope corrections were flagged in sub-array 1. ! A total of 1375 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 360 telescope corrections were flagged in sub-array 1. ! A total of 1375 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.798986Jy sigma=16.952682 ! Fit after self-cal, rms=0.798515Jy sigma=16.943001 ! 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=0.5932 mas, bmaj=1.468 mas, bpa=-2.494 degrees ! Estimated noise=0.662621 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 = 0.143913 Jy ! Total flux subtracted in 50 components = 0.143913 Jy ! Clean residual min=-0.012751 max=0.040227 Jy/beam ! Clean residual mean=-0.000012 rms=0.004068 Jy/beam ! Combined flux in latest and established models = 0.143913 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.143913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174385Jy sigma=2.157643 ! Fit after self-cal, rms=0.174386Jy sigma=2.157624 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0398003 Jy ! Total flux subtracted in 50 components = 0.0398003 Jy ! Clean residual min=-0.012484 max=0.024196 Jy/beam ! Clean residual mean=-0.000001 rms=0.003228 Jy/beam ! Combined flux in latest and established models = 0.183713 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 8 components and 0.183713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161082Jy sigma=1.851739 ! Fit after self-cal, rms=0.161027Jy sigma=1.850720 ! Inverting map ! Added new window around map position (-1.8, -1.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0248952 Jy ! Total flux subtracted in 50 components = 0.0248952 Jy ! Clean residual min=-0.012170 max=0.017515 Jy/beam ! Clean residual mean=0.000007 rms=0.002850 Jy/beam ! Combined flux in latest and established models = 0.208608 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.208608 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155170Jy sigma=1.717646 ! Fit after self-cal, rms=0.154780Jy sigma=1.707128 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162003 Jy ! Total flux subtracted in 50 components = 0.0162003 Jy ! Clean residual min=-0.012012 max=0.012619 Jy/beam ! Clean residual mean=0.000013 rms=0.002652 Jy/beam ! Combined flux in latest and established models = 0.224809 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 22 components and 0.224809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151583Jy sigma=1.653456 ! Fit after self-cal, rms=0.151421Jy sigma=1.649564 ! 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=0.7761 mas, bmaj=1.701 mas, bpa=-1.233 degrees ! Estimated noise=0.411706 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 = 0.0170873 Jy ! Component: 100 - total flux cleaned = 0.0215604 Jy ! Total flux subtracted in 100 components = 0.0215604 Jy ! Clean residual min=-0.014982 max=0.011456 Jy/beam ! Clean residual mean=0.000051 rms=0.003307 Jy/beam ! Combined flux in latest and established models = 0.246369 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 41 components and 0.246369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147754Jy sigma=1.617067 ! Fit after self-cal, rms=0.147554Jy sigma=1.610847 ! 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* 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 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.51 FD 1.09 GC 1.02 HH 1.00* ! HN 1.02 KK 1.19 KP 1.10 LA 0.94 ! MA 1.00* MC 1.00* MK 1.10 NL 1.16 ! NY 1.00* ON 1.00* OV 1.10 PT 1.01 ! SC 1.06 TS 1.00* WF 0.88 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.19 FD 1.09 GC 1.02 HH 1.00* ! HN 1.00* KK 0.93 KP 1.06 LA 1.05 ! MA 1.00* MC 1.00* MK 1.03 NL 1.02 ! NY 1.00* ON 1.00* OV 1.13 PT 1.03 ! SC 1.00* TS 0.96 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* 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 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.48 FD 1.09 GC 0.87 HH 1.00* ! HN 1.04 KK 1.15 KP 0.99 LA 0.98 ! MA 1.00* MC 1.00* MK 0.93 NL 1.07 ! NY 1.00* ON 1.00* OV 1.11 PT 1.01 ! SC 1.11 TS 1.00* WF 0.81 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.16 GC 1.09 HH 1.00* ! HN 1.00* KK 0.65 KP 1.20 LA 1.07 ! MA 1.00* MC 1.00* MK 0.88 NL 0.91 ! NY 1.00* ON 1.00* OV 1.09 PT 0.98 ! SC 1.00* TS 0.80 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* 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 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.49 FD 1.08 GC 0.99 HH 1.00* ! HN 0.90 KK 1.17 KP 1.01 LA 0.97 ! MA 1.00* MC 1.00* MK 1.11 NL 1.08 ! NY 1.00* ON 1.00* OV 1.05 PT 0.82 ! SC 1.13 TS 1.00* WF 0.81 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.06 GC 1.04 HH 1.00* ! HN 1.00* KK 0.67 KP 1.09 LA 1.02 ! MA 1.00* MC 1.00* MK 0.97 NL 0.98 ! NY 1.00* ON 1.00* OV 0.92 PT 1.14 ! SC 1.00* TS 0.88 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* 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 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.37 FD 1.04 GC 1.01 HH 1.00* ! HN 0.97 KK 1.12 KP 1.00 LA 0.94 ! MA 1.00* MC 1.00* MK 0.80 NL 1.12 ! NY 1.00* ON 1.00* OV 1.11 PT 0.98 ! SC 1.20 TS 1.00* WF 0.83 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.05 GC 1.07 HH 1.00* ! HN 1.00* KK 0.71 KP 1.10 LA 1.08 ! MA 1.00* MC 1.00* MK 1.05 NL 1.07 ! NY 1.00* ON 1.00* OV 0.95 PT 0.89 ! SC 1.00* TS 0.89 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.147554Jy sigma=1.610847 ! Fit after self-cal, rms=0.091355Jy sigma=1.319847 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7838 mas, bmaj=1.693 mas, bpa=-1.177 degrees ! Estimated noise=0.401024 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 (-2.9, -0.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00849181 Jy ! Component: 100 - total flux cleaned = 0.0102561 Jy ! Total flux subtracted in 100 components = 0.0102561 Jy ! Clean residual min=-0.002820 max=0.003680 Jy/beam ! Clean residual mean=0.000012 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.256625 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 61 components and 0.256625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090571Jy sigma=1.303836 ! Fit after self-cal, rms=0.090443Jy sigma=1.300411 ! Inverting map ! Added new window around map position (-5.7, -3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00340097 Jy ! Component: 100 - total flux cleaned = 0.00417104 Jy ! Total flux subtracted in 100 components = 0.00417104 Jy ! Clean residual min=-0.002570 max=0.002781 Jy/beam ! Clean residual mean=0.000013 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.260796 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 80 components and 0.260796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090249Jy sigma=1.297251 ! Fit after self-cal, rms=0.090239Jy sigma=1.296734 ! 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 (-7.3, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018332 Jy ! Component: 100 - total flux cleaned = 0.00225436 Jy ! Total flux subtracted in 100 components = 0.00225436 Jy ! Clean residual min=-0.002485 max=0.002497 Jy/beam ! Clean residual mean=0.000014 rms=0.000676 Jy/beam ! Combined flux in latest and established models = 0.263051 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 91 components and 0.263051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090124Jy sigma=1.295097 ! Fit after self-cal, rms=0.091082Jy sigma=1.252148 ! Inverting map and beam ! Estimated beam: bmin=0.7851 mas, bmaj=1.688 mas, bpa=-1.08 degrees ! Estimated noise=0.400235 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210019 Jy ! Component: 100 - total flux cleaned = 0.00269767 Jy ! Total flux subtracted in 100 components = 0.00269767 Jy ! Clean residual min=-0.002125 max=0.002163 Jy/beam ! Clean residual mean=0.000012 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.265748 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 102 components and 0.265748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090968Jy sigma=1.250992 ! Fit after self-cal, rms=0.091164Jy sigma=1.245394 ! Inverting map and beam ! Estimated beam: bmin=0.7846 mas, bmaj=1.686 mas, bpa=-1.088 degrees ! Estimated noise=0.398533 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 = 0.000344816 Jy ! Component: 100 - total flux cleaned = 0.000859042 Jy ! Total flux subtracted in 100 components = 0.000859042 Jy ! Clean residual min=-0.002028 max=0.002015 Jy/beam ! Clean residual mean=0.000008 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.266607 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 110 components and 0.266607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091079Jy sigma=1.244943 ! Fit after self-cal, rms=0.091063Jy sigma=1.244437 ! Inverting map ! Added new window around map position (-21.6, 3.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138926 Jy ! Component: 100 - total flux cleaned = 0.00194284 Jy ! Total flux subtracted in 100 components = 0.00194284 Jy ! Clean residual min=-0.002019 max=0.001927 Jy/beam ! Clean residual mean=0.000009 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.26855 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 123 components and 0.26855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091005Jy sigma=1.243855 ! Fit after self-cal, rms=0.091003Jy sigma=1.243750 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2254+074_X ! Writing UV FITS file: 2254+074_X.uvf ! Writing 123 model components to file: 2254+074_X.mod ! wwins: Wrote 6 windows to 2254+074_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7846 x 1.686 at -1.088 degrees (North through East) ! Clean map min=-0.0019496 max=0.17789 Jy/beam ! Writing clean map to FITS file: 2254+074_X.fits ! Writing difmap environment to: 2254+074_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2254+074_X] device 2254+074_Xuv.ps/vps,1,2 ! Attempting to open device: '2254+074_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2254+074_Xim.ps/vps ! Attempting to open device: '2254+074_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=0.7846 mas, bmaj=1.686 mas, bpa=-1.088 degrees ! Estimated noise=0.398533 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7846 x 1.686 at -1.088 degrees (North through East) ! Clean map min=-0.0019496 max=0.17789 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo5-0.1] quit ! Quitting program ! Log file 2254+074_X.log closed on Fri Jul 11 11:39:48 2008