! Started logfile: /d2/scr/pima/bp171a2_uvs/J0553-1710_C_uvs.log on Tue Feb 18 20:25:38 2014 obs /d2/scr/pima/bp171a2_uvs/J0553-1710_C_uva.fits ! Reading UV FITS file: /d2/scr/pima/bp171a2_uvs/J0553-1710_C_uva.fits ! AN table 1: 3 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.4 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0553-1710 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 3.928e+09 3.2e+07 1 3.2e+07 ! 02 2 3.96e+09 3.2e+07 1 3.2e+07 ! 03 3 3.992e+09 3.2e+07 1 3.2e+07 ! 04 4 4.024e+09 3.2e+07 1 3.2e+07 ! 05 5 4.216e+09 3.2e+07 1 3.2e+07 ! 06 6 4.312e+09 3.2e+07 1 3.2e+07 ! 07 7 4.344e+09 3.2e+07 1 3.2e+07 ! 08 8 4.376e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 0 lines of history. ! ! Reading 144 visibilities. select RR ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/home/lpetrov/bin/01_muppet /d2/scr/pima/bp171a2_uvs/J0553-1710_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. 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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001918Jy sigma=31.810215 ! Fit after self-cal, rms=0.960746Jy sigma=31.915829 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 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. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.966 mas, bmaj=53 mas, bpa=38.64 degrees ! Estimated noise=3.16586 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0215227 Jy ! Component: 100 - total flux cleaned = 0.0266606 Jy ! Total flux subtracted in 100 components = 0.0266606 Jy ! Clean residual min=-0.005502 max=0.005541 Jy/beam ! Clean residual mean=-0.000033 rms=0.002760 Jy/beam ! Combined flux in latest and established models = 0.0266606 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 43 components and 0.0266606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.029827Jy sigma=0.636670 ! Fit after self-cal, rms=0.029323Jy sigma=0.597742 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 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 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.294 mas, bmaj=47.88 mas, bpa=38.13 degrees ! Estimated noise=2.7326 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244313 Jy ! Component: 100 - total flux cleaned = 0.00277373 Jy ! Component: 150 - total flux cleaned = 0.00149225 Jy ! Component: 200 - total flux cleaned = 0.00114297 Jy ! Total flux subtracted in 200 components = 0.00114297 Jy ! Clean residual min=-0.006318 max=0.006201 Jy/beam ! Clean residual mean=-0.000036 rms=0.002048 Jy/beam ! Combined flux in latest and established models = 0.0278035 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 101 components and 0.0278035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.021263Jy sigma=0.501420 ! Fit after self-cal, rms=0.020964Jy sigma=0.493885 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.294 x 47.88 at 38.13 degrees (North through East) ! Clean map min=-0.0095182 max=0.014341 Jy/beam if ( peak(flux,max)/imstat(rms) < lim_self ) selflim lim_val ! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2. ! Selfcal phase corrections will not be limited. gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! NL 0.00* PT 0.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! NL 0.00* PT 0.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! NL 0.00* PT 0.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! NL 0.00* PT 0.00* ! ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! NL 0.00* PT 0.00* ! ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! NL 0.00* PT 0.00* ! ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! NL 0.00* PT 0.00* ! ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* LA 0.00* ! NL 0.00* PT 0.00* ! ! ! Fit before self-cal, rms=0.020964Jy sigma=0.493885 ! Fit after self-cal, rms=0.000000Jy sigma=-nan dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! There are no unflagged visibilities to be inverted. ! Error occurred in function: imstat(). ![Exited script file: /home/lpetrov/bin/01_muppet] ! wmap "/d2/scr/pima/bp171a2_uvs/J0553-1710_C\_map.fits" ! Inverting map and beam ! There are no unflagged visibilities to be inverted. ! Error occured in command: wmap ! float peak_flux peak_flux = peak(flux,max) ! Inverting map and beam ! There are no unflagged visibilities to be inverted. ! Error occurred in function: peak(). ! print "The peak flux is",peak_flux ! The peak flux is 0 invert ! Inverting map and beam ! There are no unflagged visibilities to be inverted. ! Error occured in command: invert ! float image_rms image_rms = imstat(rms) ! Inverting map and beam ! There are no unflagged visibilities to be inverted. ! Error occurred in function: imstat(). ! print "The final image rms is",image_rms ! The final image rms is 0 loglevs 100*3*image_rms/peak_flux ! Division by zero error. ! print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! Division by zero error. ! quit ! Quitting program ! Log file /d2/scr/pima/bp171a2_uvs/J0553-1710_C_uvs.log closed on Tue Feb 18 20:25:38 2014