! Started logfile: 1622-253_X.log on Mon Sep 17 22:39:52 2007 observe 1622-253_X.edt ! Reading UV FITS file: 1622-253_X.edt ! AN table 1: 39 integrations on 171 of 171 possible baselines. ! AN table 2: 11 integrations on 171 of 171 possible baselines. ! AN table 3: 33 integrations on 171 of 171 possible baselines. ! AN table 4: 34 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0689759 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1622-253 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2132 lines of history. ! ! Reading 5520 visibilities. ![@gonzo6-0.1 1622-253_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 633 telescope corrections were flagged in sub-array 1. ! A total of 163 telescope corrections were flagged in sub-array 2. ! A total of 572 telescope corrections were flagged in sub-array 3. ! A total of 516 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 629 telescope corrections were flagged in sub-array 1. ! A total of 162 telescope corrections were flagged in sub-array 2. ! A total of 561 telescope corrections were flagged in sub-array 3. ! A total of 516 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 631 telescope corrections were flagged in sub-array 1. ! A total of 163 telescope corrections were flagged in sub-array 2. ! A total of 564 telescope corrections were flagged in sub-array 3. ! A total of 524 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 638 telescope corrections were flagged in sub-array 1. ! A total of 165 telescope corrections were flagged in sub-array 2. ! A total of 569 telescope corrections were flagged in sub-array 3. ! A total of 516 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.160290Jy sigma=0.016432 ! Fit after self-cal, rms=1.160773Jy sigma=0.016452 ! 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=0.6865 mas, bmaj=2.527 mas, bpa=2.887 degrees ! Estimated noise=1792.48 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 = 1.56222 Jy ! Total flux subtracted in 50 components = 1.56222 Jy ! Clean residual min=-0.098752 max=0.441624 Jy/beam ! Clean residual mean=0.002064 rms=0.033205 Jy/beam ! Combined flux in latest and established models = 1.56222 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 1.56222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.616443Jy sigma=0.008881 ! Fit after self-cal, rms=0.616436Jy sigma=0.008881 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.41006 Jy ! Total flux subtracted in 50 components = 0.41006 Jy ! Clean residual min=-0.036548 max=0.155559 Jy/beam ! Clean residual mean=0.000917 rms=0.012795 Jy/beam ! Combined flux in latest and established models = 1.97228 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 9 components and 1.97228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255116Jy sigma=0.003719 ! Fit after self-cal, rms=0.255107Jy sigma=0.003719 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.148867 Jy ! Total flux subtracted in 50 components = 0.148867 Jy ! Clean residual min=-0.018106 max=0.057213 Jy/beam ! Clean residual mean=0.000498 rms=0.006157 Jy/beam ! Combined flux in latest and established models = 2.12115 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 11 components and 2.12115 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141951Jy sigma=0.002028 ! Fit after self-cal, rms=0.141939Jy sigma=0.002028 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0595685 Jy ! Total flux subtracted in 50 components = 0.0595685 Jy ! Clean residual min=-0.014846 max=0.027746 Jy/beam ! Clean residual mean=0.000328 rms=0.004248 Jy/beam ! Combined flux in latest and established models = 2.18072 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 36 components and 2.18072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.110882Jy sigma=0.001519 ! Fit after self-cal, rms=0.110852Jy sigma=0.001518 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0326223 Jy ! Total flux subtracted in 50 components = 0.0326223 Jy ! Clean residual min=-0.012137 max=0.018439 Jy/beam ! Clean residual mean=0.000234 rms=0.003474 Jy/beam ! Combined flux in latest and established models = 2.21334 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 51 components and 2.21334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099353Jy sigma=0.001314 ! Fit after self-cal, rms=0.099328Jy sigma=0.001313 ! 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=1.141 mas, bmaj=3.614 mas, bpa=1.179 degrees ! Estimated noise=943.035 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 = 0.0350149 Jy ! Component: 100 - total flux cleaned = 0.0518441 Jy ! Total flux subtracted in 100 components = 0.0518441 Jy ! Clean residual min=-0.007101 max=0.016363 Jy/beam ! Clean residual mean=0.000904 rms=0.003429 Jy/beam ! Combined flux in latest and established models = 2.26518 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 42 model components to the UV plane model. ! The established model now contains 85 components and 2.26518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089990Jy sigma=0.001128 ! Fit after self-cal, rms=0.089848Jy sigma=0.001126 ! 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 1.01 FD 1.00 GC 1.00* GG 1.00* ! HN 1.02 KP 1.00 LA 0.99 MA 1.00* ! MK 1.00 NL 1.00 NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00 TC 1.00* ! TS 1.02 WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HN 1.01 KP 1.00 LA 1.00 MA 1.00* ! MK 1.00* NL 1.01 NY 1.00* ON 1.00* ! OV 1.00* PT 1.00 SC 1.01 TC 1.00* ! TS 1.00* WF 1.00 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HN 1.02 KP 0.99 LA 0.99 MA 1.00* ! MK 1.00* NL 1.01 NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.01 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HN 1.00* KP 0.99 LA 0.99 MA 1.00* ! MK 1.00* NL 1.00* NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HN 1.01 KP 1.00 LA 0.99 MA 1.00* ! MK 0.99 NL 1.00 NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00 TC 1.00* ! TS 1.01 WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HN 1.00 KP 1.00 LA 1.00 MA 1.00* ! MK 1.00* NL 1.01 NY 1.00* ON 1.00* ! OV 1.00* PT 1.00 SC 1.01 TC 1.00* ! TS 1.00* WF 1.00 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HN 1.01 KP 0.99 LA 0.99 MA 1.00* ! MK 1.00* NL 1.01 NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.00 GC 1.00* GG 1.00* ! HN 1.00* KP 0.99 LA 0.99 MA 1.00* ! MK 1.00* NL 1.00* NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HN 1.02 KP 1.00 LA 1.00 MA 1.00* ! MK 1.00 NL 1.00 NY 1.00* ON 1.00* ! OV 1.00 PT 1.00 SC 1.00 TC 1.00* ! TS 1.02 WF 1.01 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HN 1.00 KP 1.00 LA 1.00 MA 1.00* ! MK 1.00* NL 1.00 NY 1.00* ON 1.00* ! OV 1.00* PT 1.00 SC 1.02 TC 1.00* ! TS 1.00* WF 1.01 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GC 1.00* GG 1.00* ! HN 1.01 KP 0.99 LA 1.00 MA 1.00* ! MK 1.00* NL 1.01 NY 1.00* ON 1.00* ! OV 0.99 PT 0.99 SC 1.01 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.00 GC 1.00* GG 1.00* ! HN 1.00* KP 0.99 LA 0.99 MA 1.00* ! MK 1.00* NL 1.00* NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 1.00* GG 1.00* ! HN 1.02 KP 1.00 LA 1.00 MA 1.00* ! MK 1.00 NL 1.00 NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00 TC 1.00* ! TS 1.03 WF 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HN 1.01 KP 1.00 LA 0.99 MA 1.00* ! MK 1.00* NL 1.00 NY 1.00* ON 1.00* ! OV 1.00* PT 1.00 SC 1.02 TC 1.00* ! TS 1.00* WF 1.01 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.99 GC 1.00* GG 1.00* ! HN 1.01 KP 0.99 LA 1.00 MA 1.00* ! MK 1.00* NL 1.01 NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 0.99 TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.00 GC 1.00* GG 1.00* ! HN 1.00* KP 0.99 LA 0.99 MA 1.00* ! MK 1.00* NL 1.00* NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00* TC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.089848Jy sigma=0.001126 ! Fit after self-cal, rms=0.087472Jy sigma=0.001089 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.147 mas, bmaj=3.629 mas, bpa=1.238 degrees ! Estimated noise=942.467 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 = -0.0025262 Jy ! Component: 100 - total flux cleaned = -0.00269635 Jy ! Total flux subtracted in 100 components = -0.00269635 Jy ! Clean residual min=-0.007558 max=0.010572 Jy/beam ! Clean residual mean=0.000302 rms=0.002220 Jy/beam ! Combined flux in latest and established models = 2.26249 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 91 components and 2.26249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087330Jy sigma=0.001087 ! Fit after self-cal, rms=0.087288Jy sigma=0.001087 ! 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 (-1.8, 2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00825801 Jy ! Component: 100 - total flux cleaned = 0.0079829 Jy ! Total flux subtracted in 100 components = 0.0079829 Jy ! Clean residual min=-0.007800 max=0.007154 Jy/beam ! Clean residual mean=0.000090 rms=0.001699 Jy/beam ! Combined flux in latest and established models = 2.27047 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 110 components and 2.27047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086481Jy sigma=0.001075 ! Fit after self-cal, rms=0.085184Jy sigma=0.001056 ! Inverting map and beam ! Estimated beam: bmin=1.147 mas, bmaj=3.629 mas, bpa=1.257 degrees ! Estimated noise=942.475 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 = 0.00358785 Jy ! Component: 100 - total flux cleaned = 0.00346518 Jy ! Total flux subtracted in 100 components = 0.00346518 Jy ! Clean residual min=-0.006506 max=0.005649 Jy/beam ! Clean residual mean=0.000182 rms=0.001352 Jy/beam ! Combined flux in latest and established models = 2.27394 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 133 components and 2.27394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084790Jy sigma=0.001051 ! Fit after self-cal, rms=0.084737Jy sigma=0.001051 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1622-253_X ! Writing UV FITS file: 1622-253_X.uvf ! Writing 133 model components to file: 1622-253_X.mod ! wwins: Wrote 2 windows to 1622-253_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.147 x 3.629 at 1.257 degrees (North through East) ! Clean map min=-0.0046279 max=2.1108 Jy/beam ! Writing clean map to FITS file: 1622-253_X.fits ! Writing difmap environment to: 1622-253_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1622-253_X] device 1622-253_Xuv.ps/vps,1,2 ! Attempting to open device: '1622-253_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1622-253_Xim.ps/vps ! Attempting to open device: '1622-253_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=1.147 mas, bmaj=3.629 mas, bpa=1.257 degrees ! Estimated noise=942.475 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.147 x 3.629 at 1.257 degrees (North through East) ! Clean map min=-0.0046279 max=2.1108 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file 1622-253_X.log closed on Mon Sep 17 22:39:59 2007