! Started logfile: 2051+745_X.log on Sun Apr 19 23:52:07 2009 observe 2051+745_X.edt2 ! Reading UV FITS file: 2051+745_X.edt2 ! AN table 1: 23 integrations on 190 of 190 possible baselines. ! AN table 2: 102 integrations on 190 of 190 possible baselines. ! AN table 3: 60 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.25155 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2051+745 ! ! 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 1495 lines of history. ! ! Reading 35368 visibilities. ![@gonzo7-0.1 2051+745_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 = 7.0 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 265 telescope corrections were flagged in sub-array 1. ! A total of 1100 telescope corrections were flagged in sub-array 2. ! A total of 636 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 265 telescope corrections were flagged in sub-array 1. ! A total of 1111 telescope corrections were flagged in sub-array 2. ! A total of 637 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 262 telescope corrections were flagged in sub-array 1. ! A total of 1113 telescope corrections were flagged in sub-array 2. ! A total of 636 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 262 telescope corrections were flagged in sub-array 1. ! A total of 1140 telescope corrections were flagged in sub-array 2. ! A total of 636 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.929780Jy sigma=17.106586 ! Fit after self-cal, rms=0.928551Jy sigma=17.094717 ! 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=0.4676 mas, bmaj=0.6324 mas, bpa=-45.37 degrees ! Estimated noise=0.577565 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 = 0.0606666 Jy ! Total flux subtracted in 50 components = 0.0606666 Jy ! Clean residual min=-0.005294 max=0.016935 Jy/beam ! Clean residual mean=-0.000007 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.0606666 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 0.0606666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099576Jy sigma=1.367838 ! Fit after self-cal, rms=0.099570Jy sigma=1.367795 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137009 Jy ! Total flux subtracted in 50 components = 0.0137009 Jy ! Clean residual min=-0.004570 max=0.006923 Jy/beam ! Clean residual mean=-0.000006 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 0.0743675 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0743675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098263Jy sigma=1.305043 ! Fit after self-cal, rms=0.098248Jy sigma=1.304849 ! 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=0.5929 mas, bmaj=0.8008 mas, bpa=-53.77 degrees ! Estimated noise=0.268556 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 (-2.4, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110611 Jy ! Component: 100 - total flux cleaned = 0.0180702 Jy ! Total flux subtracted in 100 components = 0.0180702 Jy ! Clean residual min=-0.002833 max=0.005140 Jy/beam ! Clean residual mean=-0.000015 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.0924377 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 21 components and 0.0924377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097254Jy sigma=1.271850 ! Fit after self-cal, rms=0.097174Jy sigma=1.269822 ! 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 0.98 FD 0.87 GC 1.00* HH 1.00* ! HN 1.14 KK 0.90 KP 0.80 LA 1.15 ! MA 1.00* MC 1.00* MK 1.03 NL 1.13 ! NY 1.00* ON 1.00* OV 0.93 PT 0.81 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 GC 1.00 HH 1.00* ! HN 1.04 KK 0.87 KP 0.92 LA 0.85 ! MA 1.00* MC 1.02 MK 0.94 NL 1.04 ! NY 0.93 ON 1.14 OV 0.95 PT 1.00 ! SC 0.91 TS 0.95 WF 1.00* WZ 0.87 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.91 GC 1.00* HH 1.00* ! HN 0.98 KK 0.78 KP 0.83 LA 0.89 ! MA 1.00* MC 1.00* MK 1.06 NL 1.04 ! NY 1.00* ON 1.00* OV 0.94 PT 1.03 ! SC 1.00* TS 0.84 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.87 GC 1.00* HH 1.00* ! HN 1.15 KK 1.00 KP 0.86 LA 0.89 ! MA 1.00* MC 1.00* MK 1.02 NL 1.19 ! NY 1.00* ON 1.00* OV 1.02 PT 0.91 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 GC 0.89 HH 1.00* ! HN 0.99 KK 1.08 KP 1.18 LA 0.77 ! MA 1.00* MC 0.99 MK 0.96 NL 0.98 ! NY 0.95 ON 1.31 OV 1.00 PT 1.02 ! SC 0.99 TS 0.98 WF 1.00* WZ 0.79 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.87 GC 1.00* HH 1.00* ! HN 1.13 KK 0.99 KP 0.93 LA 0.85 ! MA 1.00* MC 1.00* MK 1.08 NL 1.07 ! NY 1.00* ON 1.00* OV 0.95 PT 0.93 ! SC 1.00* TS 0.91 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.90 GC 1.00* HH 1.00* ! HN 1.12 KK 0.77 KP 0.86 LA 0.96 ! MA 1.00* MC 1.00* MK 0.77 NL 0.79 ! NY 1.00* ON 1.00* OV 1.07 PT 0.89 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.02 GC 0.88 HH 1.00* ! HN 0.98 KK 0.90 KP 1.00 LA 0.86 ! MA 1.00* MC 1.04 MK 0.74 NL 0.75 ! NY 0.82 ON 0.81 OV 1.00 PT 0.98 ! SC 1.00 TS 0.96 WF 1.00* WZ 0.88 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.91 GC 1.00* HH 1.00* ! HN 1.00 KK 0.81 KP 0.87 LA 0.80 ! MA 1.00* MC 1.00* MK 0.97 NL 1.01 ! NY 1.00* ON 1.00* OV 1.07 PT 0.87 ! SC 1.00* TS 0.86 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.75 GC 1.00* HH 1.00* ! HN 0.98 KK 0.69 KP 0.77 LA 1.24 ! MA 1.00* MC 1.00* MK 0.99 NL 1.00 ! NY 1.00* ON 1.00* OV 1.07 PT 0.95 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 0.89 GC 0.94 HH 1.00* ! HN 0.92 KK 1.08 KP 1.04 LA 0.90 ! MA 1.00* MC 0.92 MK 0.92 NL 0.80 ! NY 0.90 ON 0.79 OV 0.91 PT 0.95 ! SC 1.03 TS 0.97 WF 1.00* WZ 0.88 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.89 GC 1.00* HH 1.00* ! HN 1.08 KK 0.81 KP 0.78 LA 0.94 ! MA 1.00* MC 1.00* MK 1.01 NL 1.00 ! NY 1.00* ON 1.00* OV 0.98 PT 0.87 ! SC 1.00* TS 0.90 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.097174Jy sigma=1.269822 ! Fit after self-cal, rms=0.086433Jy sigma=1.245673 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.5856 mas, bmaj=0.8061 mas, bpa=-51.86 degrees ! Estimated noise=0.241153 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 = -0.000518265 Jy ! Component: 100 - total flux cleaned = 0.000928817 Jy ! Total flux subtracted in 100 components = 0.000928817 Jy ! Clean residual min=-0.001664 max=0.003403 Jy/beam ! Clean residual mean=-0.000002 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.0933665 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 36 components and 0.0933665 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086020Jy sigma=1.244113 ! Fit after self-cal, rms=0.086001Jy sigma=1.243656 ! Inverting map ! Added new window around map position (-1, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00267564 Jy ! Component: 100 - total flux cleaned = 0.00357164 Jy ! Total flux subtracted in 100 components = 0.00357164 Jy ! Clean residual min=-0.001605 max=0.002641 Jy/beam ! Clean residual mean=-0.000002 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.0969382 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 49 components and 0.0969382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085867Jy sigma=1.242011 ! Fit after self-cal, rms=0.085854Jy sigma=1.241789 ! 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 (-4.4, 3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00271406 Jy ! Component: 100 - total flux cleaned = 0.00400977 Jy ! Total flux subtracted in 100 components = 0.00400977 Jy ! Clean residual min=-0.001564 max=0.001691 Jy/beam ! Clean residual mean=-0.000003 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.100948 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 74 components and 0.100948 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085759Jy sigma=1.239811 ! Fit after self-cal, rms=0.091776Jy sigma=1.192649 ! Inverting map and beam ! Estimated beam: bmin=0.5845 mas, bmaj=0.8001 mas, bpa=-52.09 degrees ! Estimated noise=0.235722 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 = -0.000920499 Jy ! Component: 100 - total flux cleaned = -6.92545e-05 Jy ! Total flux subtracted in 100 components = -6.92545e-05 Jy ! Clean residual min=-0.001261 max=0.001383 Jy/beam ! Clean residual mean=0.000000 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.100879 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 84 components and 0.100879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091644Jy sigma=1.193498 ! Fit after self-cal, rms=0.091657Jy sigma=1.193179 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2051+745_X ! Writing UV FITS file: 2051+745_X.uvf ! Writing 84 model components to file: 2051+745_X.mod ! wwins: Wrote 4 windows to 2051+745_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5845 x 0.8001 at -52.09 degrees (North through East) ! Clean map min=-0.0011997 max=0.070341 Jy/beam ! Writing clean map to FITS file: 2051+745_X.fits ! Writing difmap environment to: 2051+745_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2051+745_X] device 2051+745_Xuv.ps/vps,1,2 ! Attempting to open device: '2051+745_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2051+745_Xim.ps/vps ! Attempting to open device: '2051+745_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=0.5845 mas, bmaj=0.8001 mas, bpa=-52.09 degrees ! Estimated noise=0.235722 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5845 x 0.8001 at -52.09 degrees (North through East) ! Clean map min=-0.0011997 max=0.070341 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 2051+745_X.log closed on Sun Apr 19 23:52:17 2009