! Started logfile: /vlbi/sb072/temp_maps//J1834+3136_X_dfm.log on Sat Dec 15 22:33:51 2018 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//J1834+3136_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1834+3136_X_uva.fits ! AN table 1: 19 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1834+3136 ! ! 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 94 lines of history. ! ! Reading 5472 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 J1834+3136_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. ! ! 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=1.039022Jy sigma=37.123418 ! Fit after self-cal, rms=0.697364Jy sigma=24.790186 ! 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=0.9579 mas, bmaj=2.796 mas, bpa=57.36 degrees ! Estimated noise=0.612667 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 = 0.239931 Jy ! Component: 100 - total flux cleaned = 0.293794 Jy ! Total flux subtracted in 100 components = 0.293794 Jy ! Clean residual min=-0.011957 max=0.023927 Jy/beam ! Clean residual mean=0.000021 rms=0.003355 Jy/beam ! Combined flux in latest and established models = 0.293794 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.293794 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=0.048855Jy sigma=1.707552 ! Fit after self-cal, rms=0.048859Jy sigma=1.706405 ! Inverting map ! Added new window around map position (3, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0234639 Jy ! Component: 100 - total flux cleaned = 0.037168 Jy ! Total flux subtracted in 100 components = 0.037168 Jy ! Clean residual min=-0.007674 max=0.010851 Jy/beam ! Clean residual mean=0.000009 rms=0.002115 Jy/beam ! Combined flux in latest and established models = 0.330962 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.330962 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=0.035382Jy sigma=1.171036 ! Fit after self-cal, rms=0.035211Jy sigma=1.160370 ! 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=1.33 mas, bmaj=2.849 mas, bpa=55.55 degrees ! Estimated noise=0.2754 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 = 0.0100488 Jy ! Component: 100 - total flux cleaned = 0.0142083 Jy ! Component: 150 - total flux cleaned = 0.015198 Jy ! Component: 200 - total flux cleaned = 0.0153359 Jy ! Total flux subtracted in 200 components = 0.0153359 Jy ! Clean residual min=-0.007828 max=0.008569 Jy/beam ! Clean residual mean=-0.000010 rms=0.002197 Jy/beam ! Combined flux in latest and established models = 0.346298 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.346298 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=0.031979Jy sigma=1.039419 ! Fit after self-cal, rms=0.031905Jy sigma=1.037494 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.33 x 2.849 at 55.55 degrees (North through East) ! Clean map min=-0.0078762 max=0.28981 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 HN 0.97 KP 1.00 ! LA 1.04 NL 1.08 OV 0.96 PT 0.97 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.08 HN 0.97 KP 1.00 ! LA 1.03 NL 1.09 OV 0.96 PT 0.97 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 HN 0.96 KP 0.99 ! LA 1.04 NL 1.09 OV 0.95 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.07 HN 0.96 KP 0.99 ! LA 1.04 NL 1.09 OV 0.96 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.07 HN 0.96 KP 0.99 ! LA 1.03 NL 1.06 OV 0.95 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 HN 0.95 KP 0.98 ! LA 1.03 NL 1.05 OV 0.96 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.07 HN 0.96 KP 0.98 ! LA 1.04 NL 1.09 OV 0.95 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 HN 0.95 KP 0.98 ! LA 1.03 NL 1.06 OV 0.94 PT 0.94 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.031905Jy sigma=1.037494 ! Fit after self-cal, rms=0.025829Jy sigma=0.810605 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.317 mas, bmaj=2.836 mas, bpa=55.58 degrees ! Estimated noise=0.275119 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 (-9, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677376 Jy ! Component: 100 - total flux cleaned = 0.00919587 Jy ! Component: 150 - total flux cleaned = 0.0104512 Jy ! Component: 200 - total flux cleaned = 0.0111024 Jy ! Total flux subtracted in 200 components = 0.0111024 Jy ! Clean residual min=-0.004593 max=0.003703 Jy/beam ! Clean residual mean=0.000004 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.3574 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 47 components and 0.3574 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=0.023720Jy sigma=0.730981 ! Fit after self-cal, rms=0.023668Jy sigma=0.729959 ! 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=0.023668Jy sigma=0.729959 ! Fit after self-cal, rms=0.023490Jy sigma=0.726796 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.318 mas, bmaj=2.831 mas, bpa=55.56 degrees ! Estimated noise=0.274574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000185201 Jy ! Component: 100 - total flux cleaned = 0.00081793 Jy ! Component: 150 - total flux cleaned = 0.00121807 Jy ! Component: 200 - total flux cleaned = 0.00157469 Jy ! Total flux subtracted in 200 components = 0.00157469 Jy ! Clean residual min=-0.003937 max=0.003249 Jy/beam ! Clean residual mean=0.000004 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.358975 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 62 components and 0.358975 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=0.022958Jy sigma=0.711401 ! Fit after self-cal, rms=0.022920Jy sigma=0.710570 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 = 0.000241213 Jy ! Component: 100 - total flux cleaned = 0.000450121 Jy ! Component: 150 - total flux cleaned = 0.000402804 Jy ! Component: 200 - total flux cleaned = 0.000404863 Jy ! Total flux subtracted in 200 components = 0.000404863 Jy ! Clean residual min=-0.003737 max=0.002957 Jy/beam ! Clean residual mean=0.000004 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.35938 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.35938 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=0.022682Jy sigma=0.704000 ! Fit after self-cal, rms=0.022667Jy sigma=0.703757 ! 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=0.022667Jy sigma=0.703757 ! Fit after self-cal, rms=0.022498Jy sigma=0.700983 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.318 mas, bmaj=2.825 mas, bpa=55.53 degrees ! Estimated noise=0.27431 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000552245 Jy ! Component: 100 - total flux cleaned = -0.0002108 Jy ! Component: 150 - total flux cleaned = -0.000285768 Jy ! Component: 200 - total flux cleaned = -0.000359898 Jy ! Total flux subtracted in 200 components = -0.000359898 Jy ! Clean residual min=-0.003340 max=0.002742 Jy/beam ! Clean residual mean=0.000004 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.35902 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 86 components and 0.35902 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=0.022256Jy sigma=0.694429 ! Fit after self-cal, rms=0.022230Jy sigma=0.693960 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 = 2.93345e-05 Jy ! Component: 100 - total flux cleaned = 0.000166301 Jy ! Component: 150 - total flux cleaned = 0.000166774 Jy ! Component: 200 - total flux cleaned = 0.000167457 Jy ! Total flux subtracted in 200 components = 0.000167457 Jy ! Clean residual min=-0.003217 max=0.002699 Jy/beam ! Clean residual mean=0.000004 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.359187 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 93 components and 0.359187 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=0.022123Jy sigma=0.691071 ! Fit after self-cal, rms=0.022114Jy sigma=0.690951 ! 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=0.022114Jy sigma=0.690951 ! Fit after self-cal, rms=0.022015Jy sigma=0.689047 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.644 mas, bmaj=3.116 mas, bpa=51.9 degrees ! Estimated noise=0.304213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000616206 Jy ! Component: 100 - total flux cleaned = -0.000469652 Jy ! Component: 150 - total flux cleaned = -0.000469428 Jy ! Component: 200 - total flux cleaned = -0.000558756 Jy ! Total flux subtracted in 200 components = -0.000558756 Jy ! Clean residual min=-0.003358 max=0.003290 Jy/beam ! Clean residual mean=0.000007 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.358629 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 106 components and 0.358629 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=0.021907Jy sigma=0.685580 ! Fit after self-cal, rms=0.021889Jy sigma=0.685210 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 = -0.000108059 Jy ! Component: 100 - total flux cleaned = -0.000162658 Jy ! Component: 150 - total flux cleaned = -0.000186319 Jy ! Component: 200 - total flux cleaned = -0.00020925 Jy ! Total flux subtracted in 200 components = -0.00020925 Jy ! Clean residual min=-0.003262 max=0.003229 Jy/beam ! Clean residual mean=0.000007 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.358419 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 112 components and 0.358419 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=0.021851Jy sigma=0.683764 ! Fit after self-cal, rms=0.021844Jy sigma=0.683628 ! 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=1.317 mas, bmaj=2.822 mas, bpa=55.52 degrees ! Estimated noise=0.274088 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.317 x 2.822 at 55.52 degrees (North through East) ! Clean map min=-0.0028969 max=0.29206 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=0.9514 mas, bmaj=2.774 mas, bpa=57.32 degrees ! Estimated noise=0.604413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.236625 Jy ! Component: 100 - total flux cleaned = 0.2895 Jy ! Component: 150 - total flux cleaned = 0.310823 Jy ! Component: 200 - total flux cleaned = 0.324015 Jy ! Total flux subtracted in 200 components = 0.324015 Jy ! Clean residual min=-0.005609 max=0.007760 Jy/beam ! Clean residual mean=0.000013 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.324015 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.324015 Jy ! Inverting map and beam ! Estimated beam: bmin=1.317 mas, bmaj=2.822 mas, bpa=55.52 degrees ! Estimated noise=0.274088 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) ! Added new window around map position (-2.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113899 Jy ! Component: 100 - total flux cleaned = 0.018098 Jy ! Component: 150 - total flux cleaned = 0.0227973 Jy ! Component: 200 - total flux cleaned = 0.0256526 Jy ! Total flux subtracted in 200 components = 0.0256526 Jy ! Clean residual min=-0.003317 max=0.002807 Jy/beam ! Clean residual mean=0.000005 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.349667 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 50 components and 0.349667 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=2.644 mas, bmaj=3.116 mas, bpa=51.9 degrees ! Estimated noise=0.304213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126144 Jy ! Component: 100 - total flux cleaned = 0.00254195 Jy ! Component: 150 - total flux cleaned = 0.00373627 Jy ! Component: 200 - total flux cleaned = 0.004725 Jy ! Total flux subtracted in 200 components = 0.004725 Jy ! Clean residual min=-0.002820 max=0.002753 Jy/beam ! Clean residual mean=0.000008 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.354392 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 = 0.000834915 Jy ! Component: 100 - total flux cleaned = 0.00154581 Jy ! Component: 150 - total flux cleaned = 0.00211391 Jy ! Component: 200 - total flux cleaned = 0.00240217 Jy ! Total flux subtracted in 200 components = 0.00240217 Jy ! Clean residual min=-0.002687 max=0.002853 Jy/beam ! Clean residual mean=0.000008 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.356794 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 95 components and 0.356794 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.317 mas, bmaj=2.822 mas, bpa=55.52 degrees ! Estimated noise=0.274088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000135876 Jy ! Component: 100 - total flux cleaned = 0.000136964 Jy ! Component: 150 - total flux cleaned = 0.000374287 Jy ! Component: 200 - total flux cleaned = 0.000585737 Jy ! Total flux subtracted in 200 components = 0.000585737 Jy ! Clean residual min=-0.002388 max=0.002099 Jy/beam ! Clean residual mean=0.000005 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.35738 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 114 components and 0.35738 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=0.021548Jy sigma=0.674928 ! Fit after self-cal, rms=0.021512Jy sigma=0.674007 wmodel J1834+3136_X_map.mod ! Writing 114 model components to file: J1834+3136_X_map.mod wobs J1834+3136_X_uvs.fits ! Writing UV FITS file: J1834+3136_X_uvs.fits wwins J1834+3136_X_map.win ! wwins: Wrote 4 windows to J1834+3136_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 = -0.000495008 Jy ! Component: 100 - total flux cleaned = -0.000595824 Jy ! Component: 150 - total flux cleaned = -0.000598015 Jy ! Component: 200 - total flux cleaned = -0.000324073 Jy ! Component: 250 - total flux cleaned = -4.64156e-05 Jy ! Component: 300 - total flux cleaned = 9.58306e-05 Jy ! Component: 350 - total flux cleaned = 0.000183899 Jy ! Component: 400 - total flux cleaned = 0.000142752 Jy ! Component: 450 - total flux cleaned = 4.58518e-05 Jy ! Component: 500 - total flux cleaned = 4.6932e-05 Jy ! Component: 550 - total flux cleaned = -5.43994e-06 Jy ! Component: 600 - total flux cleaned = -5.59778e-05 Jy ! Component: 650 - total flux cleaned = -0.000121487 Jy ! Component: 700 - total flux cleaned = -0.000231619 Jy ! Component: 750 - total flux cleaned = -0.000246214 Jy ! Component: 800 - total flux cleaned = -0.00030492 Jy ! Component: 850 - total flux cleaned = -0.000319202 Jy ! Component: 900 - total flux cleaned = -0.000346766 Jy ! Component: 950 - total flux cleaned = -0.000319547 Jy ! Component: 1000 - total flux cleaned = -0.00035827 Jy ! Component: 1050 - total flux cleaned = -0.000370644 Jy ! Component: 1100 - total flux cleaned = -0.000370585 Jy ! Component: 1150 - total flux cleaned = -0.000419484 Jy ! Component: 1200 - total flux cleaned = -0.000431314 Jy ! Component: 1250 - total flux cleaned = -0.000466013 Jy ! Component: 1300 - total flux cleaned = -0.00046603 Jy ! Component: 1350 - total flux cleaned = -0.000477081 Jy ! Component: 1400 - total flux cleaned = -0.000477024 Jy ! Component: 1450 - total flux cleaned = -0.000487878 Jy ! Component: 1500 - total flux cleaned = -0.00050865 Jy ! Component: 1550 - total flux cleaned = -0.000529217 Jy ! Component: 1600 - total flux cleaned = -0.000549345 Jy ! Component: 1650 - total flux cleaned = -0.000539274 Jy ! Component: 1700 - total flux cleaned = -0.000510016 Jy ! Component: 1750 - total flux cleaned = -0.000462504 Jy ! Component: 1800 - total flux cleaned = -0.000453077 Jy ! Component: 1850 - total flux cleaned = -0.000397691 Jy ! Component: 1900 - total flux cleaned = -0.000343314 Jy ! Component: 1950 - total flux cleaned = -0.000334404 Jy ! Component: 2000 - total flux cleaned = -0.000307874 Jy ! Component: 2050 - total flux cleaned = -0.00029908 Jy ! Component: 2100 - total flux cleaned = -0.000264592 Jy ! Component: 2150 - total flux cleaned = -0.000230712 Jy ! Component: 2200 - total flux cleaned = -0.000214086 Jy ! Component: 2250 - total flux cleaned = -0.000205914 Jy ! Component: 2300 - total flux cleaned = -0.000181553 Jy ! Component: 2350 - total flux cleaned = -0.000165529 Jy ! Component: 2400 - total flux cleaned = -0.000157621 Jy ! Component: 2450 - total flux cleaned = -0.000126414 Jy ! Component: 2500 - total flux cleaned = -8.00501e-05 Jy ! Component: 2550 - total flux cleaned = -5.71648e-05 Jy ! Component: 2600 - total flux cleaned = -4.2232e-05 Jy ! Component: 2650 - total flux cleaned = -5.73048e-05 Jy ! Component: 2700 - total flux cleaned = -7.95544e-05 Jy ! Component: 2750 - total flux cleaned = -7.95786e-05 Jy ! Component: 2800 - total flux cleaned = -7.95876e-05 Jy ! Component: 2850 - total flux cleaned = -0.000101278 Jy ! Component: 2900 - total flux cleaned = -8.69346e-05 Jy ! Component: 2950 - total flux cleaned = -7.98908e-05 Jy ! Component: 3000 - total flux cleaned = -8.70854e-05 Jy ! Component: 3050 - total flux cleaned = -8.70381e-05 Jy ! Component: 3100 - total flux cleaned = -7.30734e-05 Jy ! Component: 3150 - total flux cleaned = -6.61338e-05 Jy ! Component: 3200 - total flux cleaned = -6.61505e-05 Jy ! Component: 3250 - total flux cleaned = -5.25781e-05 Jy ! Component: 3300 - total flux cleaned = -5.25535e-05 Jy ! Component: 3350 - total flux cleaned = -3.91826e-05 Jy ! Component: 3400 - total flux cleaned = -4.58032e-05 Jy ! Component: 3450 - total flux cleaned = -5.89397e-05 Jy ! Component: 3500 - total flux cleaned = -3.9179e-05 Jy ! Component: 3550 - total flux cleaned = -3.26651e-05 Jy ! Component: 3600 - total flux cleaned = -3.9138e-05 Jy ! Component: 3650 - total flux cleaned = -4.55643e-05 Jy ! Component: 3700 - total flux cleaned = -3.91113e-05 Jy ! Component: 3750 - total flux cleaned = -4.547e-05 Jy ! Component: 3800 - total flux cleaned = -2.64789e-05 Jy ! Component: 3850 - total flux cleaned = -7.05509e-05 Jy ! Component: 3900 - total flux cleaned = -4.54547e-05 Jy ! Component: 3950 - total flux cleaned = -6.41421e-05 Jy ! Component: 4000 - total flux cleaned = -5.17786e-05 Jy ! Component: 4050 - total flux cleaned = -6.41156e-05 Jy ! Total flux subtracted in 4096 components = -3.96073e-05 Jy ! Clean residual min=-0.000387 max=0.000397 Jy/beam ! Clean residual mean=-0.000002 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.357341 Jy keep ! Adding 281 model components to the UV plane model. ! The established model now contains 395 components and 0.357341 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1834+3136_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.317 x 2.822 at 55.52 degrees (North through East) ! Clean map min=-0.003259 max=0.29271 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1834+3136_X_map.fits wmodel /vlbi/sb072/temp_maps//J1834+3136_X_map.mod ! Writing 395 model components to file: /vlbi/sb072/temp_maps//J1834+3136_X_map.mod wobs /vlbi/sb072/temp_maps//J1834+3136_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1834+3136_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1834+3136_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1834+3136_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.292714 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000109143 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.11186 0.11186 0.22372 0.44744 0.894879 1.78976 3.57952 7.15903 14.3181 28.6361 57.2723 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.292 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2681.93 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1834+3136_X_dfm.log closed on Sat Dec 15 22:33:55 2018