! Started logfile: /scr/pima/bm252a_uvs/J2143+1743_X_dfm.log on Fri Jun 15 01:06:19 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/bm252a_uvs/J2143+1743_X_uva.fits ! Reading UV FITS file: /scr/pima/bm252a_uvs/J2143+1743_X_uva.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.973737 visibilities/baseline/integration-bin. ! Found source: J2143+1743 ! ! 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 8.40599e+09 1.6e+07 1 1.6e+07 ! 02 2 8.47599e+09 1.6e+07 1 1.6e+07 ! 03 3 8.79099e+09 1.6e+07 1 1.6e+07 ! 04 4 8.89599e+09 1.6e+07 1 1.6e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 3856 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2143+1743_X] 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 print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.334234Jy sigma=14.599485 ! Fit after self-cal, rms=0.118536Jy sigma=1.286994 ! 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=0.7181 mas, bmaj=1.899 mas, bpa=-14.65 degrees ! Estimated noise=1.47927 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) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.71654 Jy ! Component: 100 - total flux cleaned = 0.880512 Jy ! Total flux subtracted in 100 components = 0.880512 Jy ! Clean residual min=-0.024582 max=0.061111 Jy/beam ! Clean residual mean=-0.000036 rms=0.005452 Jy/beam ! Combined flux in latest and established models = 0.880512 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.880512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113773Jy sigma=1.296674 ! Fit after self-cal, rms=0.113668Jy sigma=1.295810 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0647757 Jy ! Component: 100 - total flux cleaned = 0.0961475 Jy ! Total flux subtracted in 100 components = 0.0961475 Jy ! Clean residual min=-0.012278 max=0.014589 Jy/beam ! Clean residual mean=-0.000006 rms=0.002457 Jy/beam ! Combined flux in latest and established models = 0.97666 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.97666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071232Jy sigma=0.791902 ! Fit after self-cal, rms=0.071166Jy sigma=0.791446 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169395 Jy ! Component: 100 - total flux cleaned = 0.0267048 Jy ! Total flux subtracted in 100 components = 0.0267048 Jy ! Clean residual min=-0.010290 max=0.013458 Jy/beam ! Clean residual mean=0.000002 rms=0.002064 Jy/beam ! Combined flux in latest and established models = 1.00336 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 20 components and 1.00336 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068435Jy sigma=0.760313 ! Fit after self-cal, rms=0.068289Jy sigma=0.759449 ! Inverting map ! Added new window around map position (2.8, -5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120749 Jy ! Component: 100 - total flux cleaned = 0.0157349 Jy ! Total flux subtracted in 100 components = 0.0157349 Jy ! Clean residual min=-0.009289 max=0.010591 Jy/beam ! Clean residual mean=0.000006 rms=0.001812 Jy/beam ! Combined flux in latest and established models = 1.0191 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 1.0191 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067157Jy sigma=0.743335 ! Fit after self-cal, rms=0.067105Jy sigma=0.742457 ! 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=0.8853 mas, bmaj=2.086 mas, bpa=-14.55 degrees ! Estimated noise=1.06866 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 = -0.00561006 Jy ! Component: 100 - total flux cleaned = -0.00719088 Jy ! Component: 150 - total flux cleaned = -0.00798312 Jy ! Component: 200 - total flux cleaned = -0.00837937 Jy ! Total flux subtracted in 200 components = -0.00837937 Jy ! Clean residual min=-0.009176 max=0.010538 Jy/beam ! Clean residual mean=0.000012 rms=0.001942 Jy/beam ! Combined flux in latest and established models = 1.01072 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 41 components and 1.01072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066037Jy sigma=0.730271 ! Fit after self-cal, rms=0.065932Jy sigma=0.729362 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8853 x 2.086 at -14.55 degrees (North through East) ! Clean map min=-0.0093917 max=0.93505 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.99 KP 1.01 ! LA 1.03 MK 1.01 NL 0.98 OV 1.01 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.98 KP 1.02 ! LA 1.03 MK 1.01 NL 0.97 OV 1.00 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.99 KP 1.02 ! LA 1.03 MK 1.00 NL 0.98 OV 0.99 ! PT 1.02 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.99 KP 1.01 ! LA 1.03 MK 1.01 NL 0.99 OV 0.99 ! PT 1.02 SC 1.00 ! ! ! Fit before self-cal, rms=0.065932Jy sigma=0.729362 ! Fit after self-cal, rms=0.062921Jy sigma=0.691485 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8853 mas, bmaj=2.08 mas, bpa=-14.53 degrees ! Estimated noise=1.06998 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) ! Added new window around map position (0.2, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00679868 Jy ! Component: 100 - total flux cleaned = 0.00530523 Jy ! Component: 150 - total flux cleaned = 0.00446545 Jy ! Component: 200 - total flux cleaned = 0.00405176 Jy ! Total flux subtracted in 200 components = 0.00405176 Jy ! Clean residual min=-0.004412 max=0.004205 Jy/beam ! Clean residual mean=0.000003 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 1.01477 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 60 components and 1.01477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061412Jy sigma=0.675328 ! Fit after self-cal, rms=0.061315Jy sigma=0.674687 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061315Jy sigma=0.674687 ! Fit after self-cal, rms=0.061185Jy sigma=0.673262 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8858 mas, bmaj=2.079 mas, bpa=-14.57 degrees ! Estimated noise=1.06993 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.53366e-05 Jy ! Component: 100 - total flux cleaned = -0.000571415 Jy ! Component: 150 - total flux cleaned = -0.000990586 Jy ! Component: 200 - total flux cleaned = -0.00126501 Jy ! Total flux subtracted in 200 components = -0.00126501 Jy ! Clean residual min=-0.003817 max=0.003664 Jy/beam ! Clean residual mean=0.000002 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 1.01351 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 1.01351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060753Jy sigma=0.668850 ! Fit after self-cal, rms=0.060724Jy sigma=0.668731 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 5.46457e-05 Jy ! Component: 100 - total flux cleaned = -0.000389573 Jy ! Component: 150 - total flux cleaned = -0.000389969 Jy ! Component: 200 - total flux cleaned = -0.000388878 Jy ! Total flux subtracted in 200 components = -0.000388878 Jy ! Clean residual min=-0.003604 max=0.003428 Jy/beam ! Clean residual mean=0.000001 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 1.01312 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 1.01312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060563Jy sigma=0.667228 ! Fit after self-cal, rms=0.060551Jy sigma=0.667180 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060551Jy sigma=0.667180 ! Fit after self-cal, rms=0.059954Jy sigma=0.661219 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8863 mas, bmaj=2.079 mas, bpa=-14.58 degrees ! Estimated noise=1.07063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.60323e-05 Jy ! Component: 100 - total flux cleaned = 0.000199557 Jy ! Component: 150 - total flux cleaned = 0.000197819 Jy ! Component: 200 - total flux cleaned = 8.81132e-05 Jy ! Total flux subtracted in 200 components = 8.81132e-05 Jy ! Clean residual min=-0.003024 max=0.002934 Jy/beam ! Clean residual mean=0.000001 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 1.01321 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 78 components and 1.01321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059822Jy sigma=0.659844 ! Fit after self-cal, rms=0.059813Jy sigma=0.659821 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000124965 Jy ! Component: 100 - total flux cleaned = 7.6567e-05 Jy ! Component: 150 - total flux cleaned = 7.64841e-05 Jy ! Component: 200 - total flux cleaned = 0.000198214 Jy ! Total flux subtracted in 200 components = 0.000198214 Jy ! Clean residual min=-0.002964 max=0.002856 Jy/beam ! Clean residual mean=0.000002 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 1.0134 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 1.0134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059747Jy sigma=0.659238 ! Fit after self-cal, rms=0.059743Jy sigma=0.659227 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059743Jy sigma=0.659227 ! Fit after self-cal, rms=0.059735Jy sigma=0.658816 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.069 mas, bmaj=2.73 mas, bpa=-7.951 degrees ! Estimated noise=1.37617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000322651 Jy ! Component: 100 - total flux cleaned = 0.000497461 Jy ! Component: 150 - total flux cleaned = 0.00071061 Jy ! Component: 200 - total flux cleaned = 0.000845692 Jy ! Total flux subtracted in 200 components = 0.000845692 Jy ! Clean residual min=-0.003343 max=0.002823 Jy/beam ! Clean residual mean=0.000005 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 1.01425 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 90 components and 1.01425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059729Jy sigma=0.658817 ! Fit after self-cal, rms=0.059719Jy sigma=0.658780 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -4.12303e-06 Jy ! Component: 100 - total flux cleaned = 4.62835e-05 Jy ! Component: 150 - total flux cleaned = 8.98933e-05 Jy ! Component: 200 - total flux cleaned = 0.000131781 Jy ! Total flux subtracted in 200 components = 0.000131781 Jy ! Clean residual min=-0.003203 max=0.002788 Jy/beam ! Clean residual mean=0.000005 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 1.01438 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 99 components and 1.01438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059723Jy sigma=0.658839 ! Fit after self-cal, rms=0.059718Jy sigma=0.658816 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8865 mas, bmaj=2.079 mas, bpa=-14.58 degrees ! Estimated noise=1.07117 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8865 x 2.079 at -14.58 degrees (North through East) ! Clean map min=-0.0046967 max=0.93723 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059718Jy sigma=0.658816 ! Fit after self-cal, rms=0.056308Jy sigma=0.593942 ! Inverting map and beam ! Estimated beam: bmin=0.8861 mas, bmaj=2.08 mas, bpa=-14.61 degrees ! Estimated noise=1.07118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000344458 Jy ! Component: 100 - total flux cleaned = -0.000443799 Jy ! Component: 150 - total flux cleaned = -0.000442838 Jy ! Component: 200 - total flux cleaned = -0.000444129 Jy ! Total flux subtracted in 200 components = -0.000444129 Jy ! Clean residual min=-0.002647 max=0.002866 Jy/beam ! Clean residual mean=0.000001 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 1.01394 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 104 components and 1.01394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056236Jy sigma=0.593173 ! Fit after self-cal, rms=0.056236Jy sigma=0.593155 ! Inverting map ! Added new window around map position (-36.8, 50.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219993 Jy ! Component: 100 - total flux cleaned = 0.00243031 Jy ! Component: 150 - total flux cleaned = 0.00246644 Jy ! Component: 200 - total flux cleaned = 0.00250229 Jy ! Total flux subtracted in 200 components = 0.00250229 Jy ! Clean residual min=-0.002608 max=0.002330 Jy/beam ! Clean residual mean=0.000001 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 1.01644 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 118 components and 1.01644 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056151Jy sigma=0.591679 ! Fit after self-cal, rms=0.056144Jy sigma=0.591630 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056144Jy sigma=0.591630 ! Fit after self-cal, rms=0.056139Jy sigma=0.591515 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. 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. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.719 mas, bmaj=1.896 mas, bpa=-14.79 degrees ! Estimated noise=1.47865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.716164 Jy ! Component: 100 - total flux cleaned = 0.87999 Jy ! Component: 150 - total flux cleaned = 0.942856 Jy ! Component: 200 - total flux cleaned = 0.973481 Jy ! Total flux subtracted in 200 components = 0.973481 Jy ! Clean residual min=-0.009579 max=0.014355 Jy/beam ! Clean residual mean=-0.000012 rms=0.002065 Jy/beam ! Combined flux in latest and established models = 0.973481 Jy 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. flux_cutoff = imstat(rms) * dynam ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.973481 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8863 mas, bmaj=2.08 mas, bpa=-14.61 degrees ! Estimated noise=1.07142 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187479 Jy ! Component: 100 - total flux cleaned = 0.0302092 Jy ! Component: 150 - total flux cleaned = 0.0370906 Jy ! Component: 200 - total flux cleaned = 0.0385097 Jy ! Total flux subtracted in 200 components = 0.0385097 Jy ! Clean residual min=-0.004896 max=0.004592 Jy/beam ! Clean residual mean=-0.000000 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 1.01199 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 30 components and 1.01199 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.069 mas, bmaj=2.73 mas, bpa=-8.012 degrees ! Estimated noise=1.37658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036991 Jy ! Component: 100 - total flux cleaned = 0.00440452 Jy ! Component: 150 - total flux cleaned = 0.00499073 Jy ! Component: 200 - total flux cleaned = 0.0054157 Jy ! Total flux subtracted in 200 components = 0.0054157 Jy ! Clean residual min=-0.003797 max=0.003099 Jy/beam ! Clean residual mean=0.000004 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 1.01741 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000304127 Jy ! Component: 100 - total flux cleaned = 0.00070705 Jy ! Component: 150 - total flux cleaned = 0.00112359 Jy ! Component: 200 - total flux cleaned = 0.00144797 Jy ! Total flux subtracted in 200 components = 0.00144797 Jy ! Clean residual min=-0.003486 max=0.002811 Jy/beam ! Clean residual mean=0.000005 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 1.01885 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 63 components and 1.01885 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8863 mas, bmaj=2.08 mas, bpa=-14.61 degrees ! Estimated noise=1.07142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000607817 Jy ! Component: 100 - total flux cleaned = -0.00101704 Jy ! Component: 150 - total flux cleaned = -0.00101552 Jy ! Component: 200 - total flux cleaned = -0.000904143 Jy ! Total flux subtracted in 200 components = -0.000904143 Jy ! Clean residual min=-0.003705 max=0.003222 Jy/beam ! Clean residual mean=0.000001 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 1.01795 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 84 components and 1.01795 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057285Jy sigma=0.602151 ! Fit after self-cal, rms=0.057199Jy sigma=0.601363 wmodel J2143+1743_X_map.mod ! Writing 84 model components to file: J2143+1743_X_map.mod wobs J2143+1743_X_uvs.fits ! Writing UV FITS file: J2143+1743_X_uvs.fits wwins J2143+1743_X_map.win ! wwins: Wrote 4 windows to J2143+1743_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000861186 Jy ! Component: 100 - total flux cleaned = -0.000920636 Jy ! Component: 150 - total flux cleaned = -0.000866827 Jy ! Component: 200 - total flux cleaned = -0.00101671 Jy ! Component: 250 - total flux cleaned = -0.00125555 Jy ! Component: 300 - total flux cleaned = -0.00148743 Jy ! Component: 350 - total flux cleaned = -0.00148698 Jy ! Component: 400 - total flux cleaned = -0.00135497 Jy ! Component: 450 - total flux cleaned = -0.00118354 Jy ! Component: 500 - total flux cleaned = -0.00105768 Jy ! Component: 550 - total flux cleaned = -0.00097722 Jy ! Component: 600 - total flux cleaned = -0.000896915 Jy ! Component: 650 - total flux cleaned = -0.000737747 Jy ! Component: 700 - total flux cleaned = -0.000698109 Jy ! Component: 750 - total flux cleaned = -0.000582838 Jy ! Component: 800 - total flux cleaned = -0.000469794 Jy ! Component: 850 - total flux cleaned = -0.000394845 Jy ! Component: 900 - total flux cleaned = -0.000248172 Jy ! Component: 950 - total flux cleaned = -0.000140313 Jy ! Component: 1000 - total flux cleaned = 1.36846e-06 Jy ! Component: 1050 - total flux cleaned = 0.000106547 Jy ! Component: 1100 - total flux cleaned = 0.000106375 Jy ! Component: 1150 - total flux cleaned = 0.000175438 Jy ! Component: 1200 - total flux cleaned = 0.000242855 Jy ! Component: 1250 - total flux cleaned = 0.000209638 Jy ! Component: 1300 - total flux cleaned = 0.000177021 Jy ! Component: 1350 - total flux cleaned = 0.00017729 Jy ! Component: 1400 - total flux cleaned = 0.000242018 Jy ! Component: 1450 - total flux cleaned = 0.000431715 Jy ! Component: 1500 - total flux cleaned = 0.000462382 Jy ! Component: 1550 - total flux cleaned = 0.000493447 Jy ! Component: 1600 - total flux cleaned = 0.000585 Jy ! Component: 1650 - total flux cleaned = 0.000615422 Jy ! Component: 1700 - total flux cleaned = 0.000675138 Jy ! Component: 1750 - total flux cleaned = 0.000793178 Jy ! Component: 1800 - total flux cleaned = 0.000675726 Jy ! Component: 1850 - total flux cleaned = 0.000791888 Jy ! Component: 1900 - total flux cleaned = 0.000792168 Jy ! Component: 1950 - total flux cleaned = 0.000962798 Jy ! Component: 2000 - total flux cleaned = 0.000962608 Jy ! Component: 2050 - total flux cleaned = 0.00104659 Jy ! Component: 2100 - total flux cleaned = 0.00104663 Jy ! Component: 2150 - total flux cleaned = 0.00112891 Jy ! Component: 2200 - total flux cleaned = 0.00115597 Jy ! Component: 2250 - total flux cleaned = 0.00120972 Jy ! Component: 2300 - total flux cleaned = 0.00118265 Jy ! Component: 2350 - total flux cleaned = 0.00118251 Jy ! Component: 2400 - total flux cleaned = 0.00120837 Jy ! Component: 2450 - total flux cleaned = 0.00113045 Jy ! Component: 2500 - total flux cleaned = 0.00120791 Jy ! Component: 2550 - total flux cleaned = 0.00115699 Jy ! Component: 2600 - total flux cleaned = 0.00128336 Jy ! Component: 2650 - total flux cleaned = 0.00138402 Jy ! Component: 2700 - total flux cleaned = 0.00125954 Jy ! Component: 2750 - total flux cleaned = 0.00138296 Jy ! Component: 2800 - total flux cleaned = 0.00145653 Jy ! Component: 2850 - total flux cleaned = 0.00148075 Jy ! Component: 2900 - total flux cleaned = 0.00152924 Jy ! Component: 2950 - total flux cleaned = 0.00157699 Jy ! Component: 3000 - total flux cleaned = 0.00164823 Jy ! Component: 3050 - total flux cleaned = 0.00164809 Jy ! Component: 3100 - total flux cleaned = 0.00162494 Jy ! Component: 3150 - total flux cleaned = 0.00174087 Jy ! Component: 3200 - total flux cleaned = 0.00174105 Jy ! Component: 3250 - total flux cleaned = 0.00183221 Jy ! Component: 3300 - total flux cleaned = 0.00189997 Jy ! Component: 3350 - total flux cleaned = 0.0019225 Jy ! Component: 3400 - total flux cleaned = 0.00201172 Jy ! Component: 3450 - total flux cleaned = 0.00203403 Jy ! Component: 3500 - total flux cleaned = 0.00214395 Jy ! Component: 3550 - total flux cleaned = 0.00203453 Jy ! Component: 3600 - total flux cleaned = 0.00207787 Jy ! Component: 3650 - total flux cleaned = 0.00220711 Jy ! Component: 3700 - total flux cleaned = 0.00233543 Jy ! Component: 3750 - total flux cleaned = 0.00239912 Jy ! Component: 3800 - total flux cleaned = 0.00248396 Jy ! Component: 3850 - total flux cleaned = 0.00260989 Jy ! Component: 3900 - total flux cleaned = 0.00277666 Jy ! Component: 3950 - total flux cleaned = 0.00283874 Jy ! Component: 4000 - total flux cleaned = 0.00290047 Jy ! Component: 4050 - total flux cleaned = 0.00304364 Jy ! Total flux subtracted in 4096 components = 0.00304364 Jy ! Clean residual min=-0.001091 max=0.001310 Jy/beam ! Clean residual mean=0.000001 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 1.02099 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 390 components and 1.02099 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/bm252a_uvs/J2143+1743_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8863 x 2.08 at -14.61 degrees (North through East) ! Clean map min=-0.0037187 max=0.93757 Jy/beam ! Writing clean map to FITS file: /scr/pima/bm252a_uvs/J2143+1743_X_map.fits wmodel /scr/pima/bm252a_uvs/J2143+1743_X_map.mod ! Writing 390 model components to file: /scr/pima/bm252a_uvs/J2143+1743_X_map.mod wobs /scr/pima/bm252a_uvs/J2143+1743_X_uvs.fits ! Writing UV FITS file: /scr/pima/bm252a_uvs/J2143+1743_X_uvs.fits wwins /scr/pima/bm252a_uvs/J2143+1743_X_map.win ! wwins: Wrote 5 windows to /scr/pima/bm252a_uvs/J2143+1743_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.937568 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00034198 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.109426 0.109426 0.218851 0.437703 0.875405 1.75081 3.50162 7.00324 14.0065 28.013 56.0259 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.937 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2741.59 quit ! Quitting program ! Log file /scr/pima/bm252a_uvs/J2143+1743_X_dfm.log closed on Fri Jun 15 01:06:24 2018