! Started logfile: /vlbi/sb072/temp_maps//J1950+3456_X_dfm.log on Fri Jan 25 19:47:57 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1950+3456_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1950+3456_X_uva.fits ! AN table 1: 23 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1950+3456 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 3864 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 8 channels. ! 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1950+3456_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 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000971Jy sigma=34.021411 ! Fit after self-cal, rms=0.991953Jy sigma=33.748313 ! 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=0.5583 mas, bmaj=3.345 mas, bpa=-3.032 degrees ! Estimated noise=0.716546 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 = 0.00594082 Jy ! Component: 100 - total flux cleaned = 0.0069763 Jy ! Total flux subtracted in 100 components = 0.0069763 Jy ! Clean residual min=-0.001880 max=0.002055 Jy/beam ! Clean residual mean=-0.000000 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.0069763 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0069763 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=0.020543Jy sigma=0.620909 ! Fit after self-cal, rms=0.019083Jy sigma=0.568992 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354261 Jy ! Component: 100 - total flux cleaned = 0.00406629 Jy ! Total flux subtracted in 100 components = 0.00406629 Jy ! Clean residual min=-0.002219 max=0.001659 Jy/beam ! Clean residual mean=-0.000000 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.0110426 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0110426 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=0.018369Jy sigma=0.550157 ! Fit after self-cal, rms=0.018368Jy sigma=0.550123 ! 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=0.6897 mas, bmaj=3.231 mas, bpa=-3.025 degrees ! Estimated noise=0.405269 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 = 0.000564118 Jy ! Component: 100 - total flux cleaned = 0.000707819 Jy ! Component: 150 - total flux cleaned = 0.000707233 Jy ! Component: 200 - total flux cleaned = 0.000718163 Jy ! Total flux subtracted in 200 components = 0.000718163 Jy ! Clean residual min=-0.002217 max=0.001422 Jy/beam ! Clean residual mean=-0.000000 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0117607 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.0117607 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=0.018332Jy sigma=0.550100 ! Fit after self-cal, rms=0.018334Jy sigma=0.549874 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6897 x 3.231 at -3.025 degrees (North through East) ! Clean map min=-0.0020453 max=0.011689 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.44 HN 1.00* MK 1.08 NL 0.86 ! OV 1.07 PT 0.70 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 1.00* MK 1.03 NL 1.09 ! OV 1.38 PT 0.64 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.00* MK 1.18 NL 1.19 ! OV 1.43 PT 0.80 SC 0.79 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.31 HN 1.00* MK 0.96 NL 0.87 ! OV 1.26 PT 0.76 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.16 HN 1.00* MK 1.11 NL 0.90 ! OV 1.28 PT 0.69 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.18 HN 1.00* MK 1.24 NL 0.80 ! OV 1.20 PT 0.62 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.28 HN 1.00* MK 1.02 NL 0.99 ! OV 1.15 PT 0.67 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.25 HN 1.00* MK 0.85 NL 1.05 ! OV 1.26 PT 0.65 SC 0.97 ! ! ! Fit before self-cal, rms=0.018334Jy sigma=0.549874 ! Fit after self-cal, rms=0.016721Jy sigma=0.538684 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6919 mas, bmaj=3.231 mas, bpa=-2.89 degrees ! Estimated noise=0.404237 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 = -0.000245671 Jy ! Component: 100 - total flux cleaned = -0.000365827 Jy ! Component: 150 - total flux cleaned = -0.000405615 Jy ! Component: 200 - total flux cleaned = -0.000433401 Jy ! Total flux subtracted in 200 components = -0.000433401 Jy ! Clean residual min=-0.000806 max=0.000680 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0113273 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.0113273 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=0.016716Jy sigma=0.538537 ! Fit after self-cal, rms=0.016803Jy sigma=0.533748 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.016803Jy sigma=0.533748 ! Fit after self-cal, rms=0.017413Jy sigma=0.532336 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6967 mas, bmaj=3.252 mas, bpa=-2.864 degrees ! Estimated noise=0.404915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000115079 Jy ! Component: 100 - total flux cleaned = -0.000158549 Jy ! Component: 150 - total flux cleaned = -0.000181568 Jy ! Component: 200 - total flux cleaned = -0.000205787 Jy ! Total flux subtracted in 200 components = -0.000205787 Jy ! Clean residual min=-0.000786 max=0.000799 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0111216 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 41 components and 0.0111216 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=0.017409Jy sigma=0.532246 ! Fit after self-cal, rms=0.017539Jy sigma=0.531681 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 = 1.75952e-05 Jy ! Component: 100 - total flux cleaned = 1.27798e-05 Jy ! Component: 150 - total flux cleaned = 1.28185e-05 Jy ! Component: 200 - total flux cleaned = 5.0249e-06 Jy ! Total flux subtracted in 200 components = 5.0249e-06 Jy ! Clean residual min=-0.000864 max=0.000794 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0111266 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.0111266 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=0.017535Jy sigma=0.531631 ! Fit after self-cal, rms=0.017534Jy sigma=0.531358 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.017534Jy sigma=0.531358 ! Fit after self-cal, rms=0.018016Jy sigma=0.531066 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7 mas, bmaj=3.269 mas, bpa=-2.948 degrees ! Estimated noise=0.406802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.36507e-05 Jy ! Component: 100 - total flux cleaned = -5.87592e-05 Jy ! Component: 150 - total flux cleaned = -8.42753e-05 Jy ! Component: 200 - total flux cleaned = -0.000102937 Jy ! Total flux subtracted in 200 components = -0.000102937 Jy ! Clean residual min=-0.000890 max=0.000809 Jy/beam ! Clean residual mean=0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0110236 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 50 components and 0.0110236 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=0.018012Jy sigma=0.531027 ! Fit after self-cal, rms=0.018092Jy sigma=0.530846 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 = 5.70361e-05 Jy ! Component: 100 - total flux cleaned = 6.15821e-05 Jy ! Component: 150 - total flux cleaned = 6.94795e-05 Jy ! Component: 200 - total flux cleaned = 7.27368e-05 Jy ! Total flux subtracted in 200 components = 7.27368e-05 Jy ! Clean residual min=-0.000894 max=0.000815 Jy/beam ! Clean residual mean=0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0110964 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.0110964 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=0.018089Jy sigma=0.530828 ! Fit after self-cal, rms=0.018094Jy sigma=0.530810 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.018094Jy sigma=0.530810 ! Fit after self-cal, rms=0.018437Jy sigma=0.530698 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.758 mas, bmaj=3.609 mas, bpa=-3.663 degrees ! Estimated noise=0.593081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.33334e-05 Jy ! Component: 100 - total flux cleaned = -0.000108021 Jy ! Component: 150 - total flux cleaned = -0.000113934 Jy ! Component: 200 - total flux cleaned = -0.000128173 Jy ! Total flux subtracted in 200 components = -0.000128173 Jy ! Clean residual min=-0.000820 max=0.000832 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0109682 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 54 components and 0.0109682 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=0.018434Jy sigma=0.530745 ! Fit after self-cal, rms=0.018482Jy sigma=0.530558 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 = 3.18758e-05 Jy ! Component: 100 - total flux cleaned = 3.18101e-05 Jy ! Component: 150 - total flux cleaned = 2.58231e-05 Jy ! Component: 200 - total flux cleaned = 2.12231e-05 Jy ! Total flux subtracted in 200 components = 2.12231e-05 Jy ! Clean residual min=-0.000843 max=0.000800 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0109894 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.0109894 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=0.018479Jy sigma=0.530629 ! Fit after self-cal, rms=0.018483Jy sigma=0.530543 ! 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=0.7025 mas, bmaj=3.28 mas, bpa=-3.047 degrees ! Estimated noise=0.408215 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7025 x 3.28 at -3.047 degrees (North through East) ! Clean map min=-0.000788 max=0.011464 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 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=0.5643 mas, bmaj=3.368 mas, bpa=-3.13 degrees ! Estimated noise=0.725652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00890518 Jy ! Component: 100 - total flux cleaned = 0.0108606 Jy ! Component: 150 - total flux cleaned = 0.0109189 Jy ! Component: 200 - total flux cleaned = 0.0109704 Jy ! Total flux subtracted in 200 components = 0.0109704 Jy ! Clean residual min=-0.001276 max=0.001401 Jy/beam ! Clean residual mean=0.000000 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0109704 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0109704 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7025 mas, bmaj=3.28 mas, bpa=-3.047 degrees ! Estimated noise=0.408215 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 = 0.000411428 Jy ! Component: 100 - total flux cleaned = 0.000343498 Jy ! Component: 150 - total flux cleaned = 0.000265513 Jy ! Component: 200 - total flux cleaned = 0.000210965 Jy ! Total flux subtracted in 200 components = 0.000210965 Jy ! Clean residual min=-0.000865 max=0.000828 Jy/beam ! Clean residual mean=0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0111813 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 22 components and 0.0111813 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=1.758 mas, bmaj=3.609 mas, bpa=-3.663 degrees ! Estimated noise=0.593081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.56407e-05 Jy ! Component: 100 - total flux cleaned = -4.39562e-05 Jy ! Component: 150 - total flux cleaned = -5.12888e-05 Jy ! Component: 200 - total flux cleaned = -5.71821e-05 Jy ! Total flux subtracted in 200 components = -5.71821e-05 Jy ! Clean residual min=-0.000834 max=0.000803 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0111242 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 = -2.90437e-05 Jy ! Component: 100 - total flux cleaned = -5.50989e-05 Jy ! Component: 150 - total flux cleaned = -7.3625e-05 Jy ! Component: 200 - total flux cleaned = -9.47577e-05 Jy ! Total flux subtracted in 200 components = -9.47577e-05 Jy ! Clean residual min=-0.000851 max=0.000806 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0110294 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 24 components and 0.0110294 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7025 mas, bmaj=3.28 mas, bpa=-3.047 degrees ! Estimated noise=0.408215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.70912e-05 Jy ! Component: 100 - total flux cleaned = -2.60609e-05 Jy ! Component: 150 - total flux cleaned = -2.09318e-05 Jy ! Component: 200 - total flux cleaned = -2.48026e-05 Jy ! Total flux subtracted in 200 components = -2.48026e-05 Jy ! Clean residual min=-0.000880 max=0.000772 Jy/beam ! Clean residual mean=0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0110046 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.0110046 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=0.018479Jy sigma=0.530598 ! Fit after self-cal, rms=0.018480Jy sigma=0.530532 wmodel J1950+3456_X_map.mod ! Writing 34 model components to file: J1950+3456_X_map.mod wobs J1950+3456_X_uvs.fits ! Writing UV FITS file: J1950+3456_X_uvs.fits wwins J1950+3456_X_map.win ! wwins: Wrote 1 windows to J1950+3456_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 = -0.000299115 Jy ! Component: 100 - total flux cleaned = -0.00042261 Jy ! Component: 150 - total flux cleaned = -0.000396875 Jy ! Component: 200 - total flux cleaned = -0.000420737 Jy ! Component: 250 - total flux cleaned = -0.000454725 Jy ! Component: 300 - total flux cleaned = -0.000432976 Jy ! Component: 350 - total flux cleaned = -0.000432849 Jy ! Component: 400 - total flux cleaned = -0.00049307 Jy ! Component: 450 - total flux cleaned = -0.000541571 Jy ! Component: 500 - total flux cleaned = -0.000598188 Jy ! Component: 550 - total flux cleaned = -0.000644166 Jy ! Component: 600 - total flux cleaned = -0.000697893 Jy ! Component: 650 - total flux cleaned = -0.000750054 Jy ! Component: 700 - total flux cleaned = -0.000784013 Jy ! Component: 750 - total flux cleaned = -0.000816997 Jy ! Component: 800 - total flux cleaned = -0.000833157 Jy ! Component: 850 - total flux cleaned = -0.000849078 Jy ! Component: 900 - total flux cleaned = -0.000872414 Jy ! Component: 950 - total flux cleaned = -0.000917802 Jy ! Component: 1000 - total flux cleaned = -0.000940094 Jy ! Component: 1050 - total flux cleaned = -0.000969107 Jy ! Component: 1100 - total flux cleaned = -0.000997458 Jy ! Component: 1150 - total flux cleaned = -0.00102551 Jy ! Component: 1200 - total flux cleaned = -0.00108082 Jy ! Component: 1250 - total flux cleaned = -0.00112149 Jy ! Component: 1300 - total flux cleaned = -0.00116141 Jy ! Component: 1350 - total flux cleaned = -0.00117449 Jy ! Component: 1400 - total flux cleaned = -0.00118116 Jy ! Component: 1450 - total flux cleaned = -0.00123203 Jy ! Component: 1500 - total flux cleaned = -0.00124448 Jy ! Component: 1550 - total flux cleaned = -0.00126302 Jy ! Component: 1600 - total flux cleaned = -0.00125074 Jy ! Component: 1650 - total flux cleaned = -0.00124462 Jy ! Component: 1700 - total flux cleaned = -0.00123858 Jy ! Component: 1750 - total flux cleaned = -0.00123858 Jy ! Component: 1800 - total flux cleaned = -0.00122098 Jy ! Component: 1850 - total flux cleaned = -0.00120945 Jy ! Component: 1900 - total flux cleaned = -0.00120378 Jy ! Component: 1950 - total flux cleaned = -0.00121525 Jy ! Component: 2000 - total flux cleaned = -0.00121523 Jy ! Component: 2050 - total flux cleaned = -0.00120963 Jy ! Component: 2100 - total flux cleaned = -0.00120964 Jy ! Component: 2150 - total flux cleaned = -0.00118778 Jy ! Component: 2200 - total flux cleaned = -0.00116622 Jy ! Component: 2250 - total flux cleaned = -0.00117165 Jy ! Component: 2300 - total flux cleaned = -0.00115571 Jy ! Component: 2350 - total flux cleaned = -0.00115054 Jy ! Component: 2400 - total flux cleaned = -0.00115051 Jy ! Component: 2450 - total flux cleaned = -0.00114534 Jy ! Component: 2500 - total flux cleaned = -0.00112998 Jy ! Component: 2550 - total flux cleaned = -0.00113505 Jy ! Component: 2600 - total flux cleaned = -0.00113001 Jy ! Component: 2650 - total flux cleaned = -0.00114506 Jy ! Component: 2700 - total flux cleaned = -0.00113504 Jy ! Component: 2750 - total flux cleaned = -0.00114992 Jy ! Component: 2800 - total flux cleaned = -0.00114498 Jy ! Component: 2850 - total flux cleaned = -0.00114003 Jy ! Component: 2900 - total flux cleaned = -0.0011498 Jy ! Component: 2950 - total flux cleaned = -0.0011498 Jy ! Component: 3000 - total flux cleaned = -0.00116435 Jy ! Component: 3050 - total flux cleaned = -0.0011788 Jy ! Component: 3100 - total flux cleaned = -0.00117882 Jy ! Component: 3150 - total flux cleaned = -0.00118837 Jy ! Component: 3200 - total flux cleaned = -0.00120267 Jy ! Component: 3250 - total flux cleaned = -0.0011979 Jy ! Component: 3300 - total flux cleaned = -0.00121207 Jy ! Component: 3350 - total flux cleaned = -0.00121205 Jy ! Component: 3400 - total flux cleaned = -0.00121204 Jy ! Component: 3450 - total flux cleaned = -0.00121206 Jy ! Component: 3500 - total flux cleaned = -0.00122138 Jy ! Component: 3550 - total flux cleaned = -0.00122603 Jy ! Component: 3600 - total flux cleaned = -0.00124458 Jy ! Component: 3650 - total flux cleaned = -0.00124459 Jy ! Component: 3700 - total flux cleaned = -0.00124458 Jy ! Component: 3750 - total flux cleaned = -0.00125378 Jy ! Component: 3800 - total flux cleaned = -0.00125837 Jy ! Component: 3850 - total flux cleaned = -0.00124917 Jy ! Component: 3900 - total flux cleaned = -0.0012446 Jy ! Component: 3950 - total flux cleaned = -0.00125833 Jy ! Component: 4000 - total flux cleaned = -0.00125832 Jy ! Component: 4050 - total flux cleaned = -0.00124465 Jy ! Total flux subtracted in 4096 components = -0.00125377 Jy ! Clean residual min=-0.000274 max=0.000262 Jy/beam ! Clean residual mean=-0.000000 rms=0.000074 Jy/beam ! Combined flux in latest and established models = 0.00975083 Jy keep ! Adding 229 model components to the UV plane model. ! The established model now contains 263 components and 0.00975083 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1950+3456_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7025 x 3.28 at -3.047 degrees (North through East) ! Clean map min=-0.00065731 max=0.011498 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1950+3456_X_map.fits wmodel /vlbi/sb072/temp_maps//J1950+3456_X_map.mod ! Writing 263 model components to file: /vlbi/sb072/temp_maps//J1950+3456_X_map.mod wobs /vlbi/sb072/temp_maps//J1950+3456_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1950+3456_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1950+3456_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1950+3456_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.011498 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.63847e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.993 1.993 3.98599 7.97198 15.944 31.8879 63.7759 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.011 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 150.527 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1950+3456_X_dfm.log closed on Fri Jan 25 19:48:01 2019