! Started logfile: 1657-261_X.log on Wed Jul 9 16:03:16 2008 observe 1657-261_X.edt ! Reading UV FITS file: 1657-261_X.edt ! AN table 1: 11 integrations on 190 of 190 possible baselines. ! AN table 2: 11 integrations on 190 of 190 possible baselines. ! AN table 3: 11 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0767145 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1657-261 ! ! 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 1924 visibilities. ![@gonzo7-0.1 1657-261_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 186 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 158 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 211 telescope corrections were flagged in sub-array 2. ! A total of 160 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 156 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 186 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 158 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.577171Jy sigma=10.759244 ! Fit after self-cal, rms=0.571456Jy sigma=10.799987 ! 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=0.5819 mas, bmaj=2.455 mas, bpa=1.841 degrees ! Estimated noise=2.10567 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 = 0.344459 Jy ! Total flux subtracted in 50 components = 0.344459 Jy ! Clean residual min=-0.043163 max=0.096065 Jy/beam ! Clean residual mean=0.000840 rms=0.013394 Jy/beam ! Combined flux in latest and established models = 0.344459 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 0.344459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180436Jy sigma=3.100261 ! Fit after self-cal, rms=0.180439Jy sigma=3.100261 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.077181 Jy ! Total flux subtracted in 50 components = 0.077181 Jy ! Clean residual min=-0.031048 max=0.048169 Jy/beam ! Clean residual mean=0.000530 rms=0.009279 Jy/beam ! Combined flux in latest and established models = 0.42164 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 0.421641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150843Jy sigma=2.222273 ! Fit after self-cal, rms=0.150859Jy sigma=2.222074 ! 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=0.77 mas, bmaj=3.342 mas, bpa=-1.047 degrees ! Estimated noise=1.28067 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 = 0.030971 Jy ! Component: 100 - total flux cleaned = 0.031603 Jy ! Total flux subtracted in 100 components = 0.031603 Jy ! Clean residual min=-0.023612 max=0.041553 Jy/beam ! Clean residual mean=0.000586 rms=0.007506 Jy/beam ! Combined flux in latest and established models = 0.453243 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 18 components and 0.453243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146402Jy sigma=2.023247 ! Fit after self-cal, rms=0.146398Jy sigma=2.023020 ! 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 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 0.93 KP 1.19 LA 1.00* ! MA 1.00* MC 1.00* MK 0.98 NL 1.00* ! NY 1.00* ON 1.00* OV 0.96 PT 1.00* ! SC 1.00* TS 1.16 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 0.90 KP 1.00 LA 1.07 ! MA 1.00* MC 1.00* MK 0.92 NL 1.40 ! NY 1.00* ON 1.00* OV 1.95 PT 0.93 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 1.31 LA 1.00* ! MA 1.00* MC 1.00* MK 0.91 NL 1.00* ! NY 1.00* ON 1.00* OV 1.12 PT 1.00* ! SC 1.00* TS 1.01 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 0.76 FD 1.01 GC 1.00* HH 1.00* ! HN 1.00* KK 0.67 KP 0.99 LA 0.99 ! MA 1.00* MC 1.00* MK 0.96 NL 1.28 ! NY 1.00* ON 1.00* OV 2.26 PT 0.90 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 0.96 KP 1.37 LA 1.00* ! MA 1.00* MC 1.00* MK 0.94 NL 1.00* ! NY 1.00* ON 1.00* OV 1.10 PT 1.00* ! SC 1.00* TS 1.16 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 0.76 KP 0.99 LA 0.96 ! MA 1.00* MC 1.00* MK 0.94 NL 1.27 ! NY 1.00* ON 1.00* OV 2.28 PT 0.96 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 1.30 LA 1.00* ! MA 1.00* MC 1.00* MK 1.03 NL 1.00* ! NY 1.00* ON 1.00* OV 1.11 PT 1.00* ! SC 1.00* TS 0.96 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* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.85 FD 0.95 GC 1.00* HH 1.00* ! HN 1.00* KK 0.82 KP 1.00 LA 0.98 ! MA 1.00* MC 1.00* MK 1.05 NL 1.37 ! NY 1.00* ON 1.00* OV 1.89 PT 0.83 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.146398Jy sigma=2.023020 ! Fit after self-cal, rms=0.132631Jy sigma=1.232399 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.782 mas, bmaj=4.346 mas, bpa=-4.146 degrees ! Estimated noise=1.28664 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 = 0.0100985 Jy ! Component: 100 - total flux cleaned = 0.0107151 Jy ! Total flux subtracted in 100 components = 0.0107151 Jy ! Clean residual min=-0.007615 max=0.007514 Jy/beam ! Clean residual mean=0.000093 rms=0.002220 Jy/beam ! Combined flux in latest and established models = 0.463959 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 31 components and 0.463959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131294Jy sigma=1.200923 ! Fit after self-cal, rms=0.131455Jy sigma=1.200085 ! 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 = -4.07534e-05 Jy ! Component: 100 - total flux cleaned = -2.46873e-05 Jy ! Total flux subtracted in 100 components = -2.46873e-05 Jy ! Clean residual min=-0.007615 max=0.007341 Jy/beam ! Clean residual mean=0.000093 rms=0.002189 Jy/beam ! Combined flux in latest and established models = 0.463934 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 37 components and 0.463934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131150Jy sigma=1.199165 ! Fit after self-cal, rms=0.133992Jy sigma=1.153179 ! Inverting map and beam ! Estimated beam: bmin=0.7714 mas, bmaj=4.34 mas, bpa=-4.227 degrees ! Estimated noise=1.28237 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 = 0.00718671 Jy ! Component: 100 - total flux cleaned = 0.00733919 Jy ! Total flux subtracted in 100 components = 0.00733919 Jy ! Clean residual min=-0.007227 max=0.006403 Jy/beam ! Clean residual mean=0.000060 rms=0.001841 Jy/beam ! Combined flux in latest and established models = 0.471273 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 39 components and 0.471273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133233Jy sigma=1.138087 ! Fit after self-cal, rms=0.133247Jy sigma=1.137951 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1657-261_X ! Writing UV FITS file: 1657-261_X.uvf ! Writing 39 model components to file: 1657-261_X.mod ! wwins: Wrote 1 windows to 1657-261_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7714 x 4.34 at -4.227 degrees (North through East) ! Clean map min=-0.0071341 max=0.44194 Jy/beam ! Writing clean map to FITS file: 1657-261_X.fits ! Writing difmap environment to: 1657-261_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1657-261_X] device 1657-261_Xuv.ps/vps,1,2 ! Attempting to open device: '1657-261_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1657-261_Xim.ps/vps ! Attempting to open device: '1657-261_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=0.7714 mas, bmaj=4.34 mas, bpa=-4.227 degrees ! Estimated noise=1.28237 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7714 x 4.34 at -4.227 degrees (North through East) ! Clean map min=-0.0071341 max=0.44194 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1657-261_X.log closed on Wed Jul 9 16:03:24 2008