! Started logfile: /vlbi/sb072/temp_maps//J1816+4021_X_dfm.log on Tue Mar 5 23:27:26 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//J1816+4021_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1816+4021_X_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1816+4021 ! ! 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 1152 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 J1816+4021_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=1.001333Jy sigma=38.285657 ! Fit after self-cal, rms=0.955699Jy sigma=36.396086 ! 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=0.9628 mas, bmaj=2.346 mas, bpa=12.84 degrees ! Estimated noise=0.763396 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 = 0.0331787 Jy ! Component: 100 - total flux cleaned = 0.0439548 Jy ! Total flux subtracted in 100 components = 0.0439548 Jy ! Clean residual min=-0.003283 max=0.006135 Jy/beam ! Clean residual mean=0.000001 rms=0.001072 Jy/beam ! Combined flux in latest and established models = 0.0439548 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0439548 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=0.023950Jy sigma=0.804597 ! Fit after self-cal, rms=0.023313Jy sigma=0.796910 ! Inverting map ! Added new window around map position (-1.4, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00644318 Jy ! Component: 100 - total flux cleaned = 0.0100799 Jy ! Total flux subtracted in 100 components = 0.0100799 Jy ! Clean residual min=-0.002588 max=0.004281 Jy/beam ! Clean residual mean=0.000001 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.0540346 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.0540346 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=0.021229Jy sigma=0.687858 ! Fit after self-cal, rms=0.021081Jy sigma=0.682172 ! 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=1.138 mas, bmaj=2.514 mas, bpa=13.3 degrees ! Estimated noise=0.559979 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 = 0.0034815 Jy ! Component: 100 - total flux cleaned = 0.00506456 Jy ! Component: 150 - total flux cleaned = 0.00588748 Jy ! Component: 200 - total flux cleaned = 0.006184 Jy ! Total flux subtracted in 200 components = 0.006184 Jy ! Clean residual min=-0.002008 max=0.002798 Jy/beam ! Clean residual mean=0.000001 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.0602186 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 31 components and 0.0602186 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=0.020542Jy sigma=0.657342 ! Fit after self-cal, rms=0.020473Jy sigma=0.653846 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.138 x 2.514 at 13.3 degrees (North through East) ! Clean map min=-0.0018941 max=0.042871 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.98 KP 1.03 ! LA 1.01 NL 1.10 OV 1.09 PT 0.98 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.94 KP 0.98 ! LA 0.95 NL 1.01 OV 1.14 PT 0.91 ! SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 HN 1.11 KP 0.94 ! LA 1.03 NL 1.12 OV 1.10 PT 0.90 ! SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.10 KP 0.96 ! LA 0.97 NL 1.03 OV 1.05 PT 1.01 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.88 KP 1.00 ! LA 0.93 NL 1.28 OV 1.13 PT 0.86 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 1.05 KP 1.04 ! LA 0.99 NL 1.35 OV 0.96 PT 0.91 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 HN 0.88 KP 1.01 ! LA 0.93 NL 1.06 OV 1.05 PT 0.97 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.08 KP 0.90 ! LA 1.06 NL 1.24 OV 1.04 PT 0.91 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.020473Jy sigma=0.653846 ! Fit after self-cal, rms=0.021395Jy sigma=0.629213 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.139 mas, bmaj=2.508 mas, bpa=13.38 degrees ! Estimated noise=0.562925 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 = -5.29553e-05 Jy ! Component: 100 - total flux cleaned = -3.98948e-05 Jy ! Component: 150 - total flux cleaned = -2.80176e-05 Jy ! Component: 200 - total flux cleaned = -6.45137e-06 Jy ! Total flux subtracted in 200 components = -6.45137e-06 Jy ! Clean residual min=-0.001451 max=0.001450 Jy/beam ! Clean residual mean=0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0602122 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 0.0602122 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=0.021375Jy sigma=0.628617 ! Fit after self-cal, rms=0.021398Jy sigma=0.628435 ! 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=0.021398Jy sigma=0.628435 ! Fit after self-cal, rms=0.021515Jy sigma=0.628396 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.138 mas, bmaj=2.508 mas, bpa=13.38 degrees ! Estimated noise=0.562651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000128673 Jy ! Component: 100 - total flux cleaned = -0.000129001 Jy ! Component: 150 - total flux cleaned = -0.000129113 Jy ! Component: 200 - total flux cleaned = -0.000120015 Jy ! Total flux subtracted in 200 components = -0.000120015 Jy ! Clean residual min=-0.001461 max=0.001441 Jy/beam ! Clean residual mean=0.000002 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0600922 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.0600922 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=0.021504Jy sigma=0.628036 ! Fit after self-cal, rms=0.021503Jy sigma=0.628020 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 = -4.06727e-05 Jy ! Component: 100 - total flux cleaned = -4.07692e-05 Jy ! Component: 150 - total flux cleaned = -4.06305e-05 Jy ! Component: 200 - total flux cleaned = -4.05155e-05 Jy ! Total flux subtracted in 200 components = -4.05155e-05 Jy ! Clean residual min=-0.001468 max=0.001427 Jy/beam ! Clean residual mean=0.000002 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.0600517 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 0.0600517 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=0.021497Jy sigma=0.627795 ! Fit after self-cal, rms=0.021496Jy sigma=0.627787 ! 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=0.021496Jy sigma=0.627787 ! Fit after self-cal, rms=0.021663Jy sigma=0.627742 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.138 mas, bmaj=2.507 mas, bpa=13.39 degrees ! Estimated noise=0.56293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000103581 Jy ! Component: 100 - total flux cleaned = -0.000111129 Jy ! Component: 150 - total flux cleaned = -0.000111244 Jy ! Component: 200 - total flux cleaned = -0.00010429 Jy ! Total flux subtracted in 200 components = -0.00010429 Jy ! Clean residual min=-0.001457 max=0.001423 Jy/beam ! Clean residual mean=0.000002 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0599474 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 0.0599474 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=0.021657Jy sigma=0.627516 ! Fit after self-cal, rms=0.021657Jy sigma=0.627508 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 = -3.74893e-05 Jy ! Component: 100 - total flux cleaned = -3.08873e-05 Jy ! Component: 150 - total flux cleaned = -2.48096e-05 Jy ! Component: 200 - total flux cleaned = -2.47573e-05 Jy ! Total flux subtracted in 200 components = -2.47573e-05 Jy ! Clean residual min=-0.001459 max=0.001413 Jy/beam ! Clean residual mean=0.000002 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0599226 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 0.0599226 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=0.021654Jy sigma=0.627373 ! Fit after self-cal, rms=0.021653Jy sigma=0.627369 ! 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=0.021653Jy sigma=0.627369 ! Fit after self-cal, rms=0.021818Jy sigma=0.627332 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.343 mas, bmaj=2.997 mas, bpa=14.28 degrees ! Estimated noise=0.650131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101439 Jy ! Component: 100 - total flux cleaned = 0.000107362 Jy ! Component: 150 - total flux cleaned = 0.00010709 Jy ! Component: 200 - total flux cleaned = 0.000106891 Jy ! Total flux subtracted in 200 components = 0.000106891 Jy ! Clean residual min=-0.001544 max=0.001492 Jy/beam ! Clean residual mean=0.000005 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0600295 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 65 components and 0.0600295 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=0.021816Jy sigma=0.627279 ! Fit after self-cal, rms=0.021816Jy sigma=0.627270 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 = -1.21311e-05 Jy ! Component: 100 - total flux cleaned = -4.83068e-06 Jy ! Component: 150 - total flux cleaned = -1.24666e-06 Jy ! Component: 200 - total flux cleaned = 4.91051e-06 Jy ! Total flux subtracted in 200 components = 4.91051e-06 Jy ! Clean residual min=-0.001541 max=0.001493 Jy/beam ! Clean residual mean=0.000005 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0600344 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 71 components and 0.0600344 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=0.021816Jy sigma=0.627260 ! Fit after self-cal, rms=0.021816Jy sigma=0.627254 ! 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=1.137 mas, bmaj=2.507 mas, bpa=13.43 degrees ! Estimated noise=0.563392 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.137 x 2.507 at 13.43 degrees (North through East) ! Clean map min=-0.001407 max=0.043247 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=0.9606 mas, bmaj=2.339 mas, bpa=12.91 degrees ! Estimated noise=0.770937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0335316 Jy ! Component: 100 - total flux cleaned = 0.0450516 Jy ! Component: 150 - total flux cleaned = 0.0510593 Jy ! Component: 200 - total flux cleaned = 0.0544751 Jy ! Total flux subtracted in 200 components = 0.0544751 Jy ! Clean residual min=-0.002309 max=0.002270 Jy/beam ! Clean residual mean=0.000002 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.0544751 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0544751 Jy ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=2.507 mas, bpa=13.43 degrees ! Estimated noise=0.563392 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 = 0.00249829 Jy ! Component: 100 - total flux cleaned = 0.00371521 Jy ! Component: 150 - total flux cleaned = 0.00432729 Jy ! Component: 200 - total flux cleaned = 0.00450646 Jy ! Total flux subtracted in 200 components = 0.00450646 Jy ! Clean residual min=-0.001522 max=0.001324 Jy/beam ! Clean residual mean=0.000002 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0589816 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.0589816 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=2.343 mas, bmaj=2.997 mas, bpa=14.28 degrees ! Estimated noise=0.650131 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000442026 Jy ! Component: 100 - total flux cleaned = 0.000549463 Jy ! Component: 150 - total flux cleaned = 0.000628039 Jy ! Component: 200 - total flux cleaned = 0.000694752 Jy ! Total flux subtracted in 200 components = 0.000694752 Jy ! Clean residual min=-0.001547 max=0.001478 Jy/beam ! Clean residual mean=0.000004 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.0596763 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 = 6.49464e-05 Jy ! Component: 100 - total flux cleaned = 0.000113782 Jy ! Component: 150 - total flux cleaned = 0.000156194 Jy ! Component: 200 - total flux cleaned = 0.000177913 Jy ! Total flux subtracted in 200 components = 0.000177913 Jy ! Clean residual min=-0.001539 max=0.001483 Jy/beam ! Clean residual mean=0.000005 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0598542 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 40 components and 0.0598542 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=2.507 mas, bpa=13.43 degrees ! Estimated noise=0.563392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000135433 Jy ! Component: 100 - total flux cleaned = -0.00011788 Jy ! Component: 150 - total flux cleaned = -0.000110884 Jy ! Component: 200 - total flux cleaned = -0.000104752 Jy ! Total flux subtracted in 200 components = -0.000104752 Jy ! Clean residual min=-0.001468 max=0.001359 Jy/beam ! Clean residual mean=0.000002 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0597495 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 49 components and 0.0597495 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=0.021814Jy sigma=0.626971 ! Fit after self-cal, rms=0.021809Jy sigma=0.626918 wmodel J1816+4021_X_map.mod ! Writing 49 model components to file: J1816+4021_X_map.mod wobs J1816+4021_X_uvs.fits ! Writing UV FITS file: J1816+4021_X_uvs.fits wwins J1816+4021_X_map.win ! wwins: Wrote 2 windows to J1816+4021_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 = -0.000427736 Jy ! Component: 100 - total flux cleaned = -0.000588164 Jy ! Component: 150 - total flux cleaned = -0.000776377 Jy ! Component: 200 - total flux cleaned = -0.000951176 Jy ! Component: 250 - total flux cleaned = -0.00120653 Jy ! Component: 300 - total flux cleaned = -0.00138052 Jy ! Component: 350 - total flux cleaned = -0.00154756 Jy ! Component: 400 - total flux cleaned = -0.00167627 Jy ! Component: 450 - total flux cleaned = -0.00175394 Jy ! Component: 500 - total flux cleaned = -0.00178412 Jy ! Component: 550 - total flux cleaned = -0.00178403 Jy ! Component: 600 - total flux cleaned = -0.00176958 Jy ! Component: 650 - total flux cleaned = -0.00174177 Jy ! Component: 700 - total flux cleaned = -0.00172833 Jy ! Component: 750 - total flux cleaned = -0.00168911 Jy ! Component: 800 - total flux cleaned = -0.00167664 Jy ! Component: 850 - total flux cleaned = -0.0016893 Jy ! Component: 900 - total flux cleaned = -0.00165254 Jy ! Component: 950 - total flux cleaned = -0.00165273 Jy ! Component: 1000 - total flux cleaned = -0.001606 Jy ! Component: 1050 - total flux cleaned = -0.00164082 Jy ! Component: 1100 - total flux cleaned = -0.00157266 Jy ! Component: 1150 - total flux cleaned = -0.00153913 Jy ! Component: 1200 - total flux cleaned = -0.00147354 Jy ! Component: 1250 - total flux cleaned = -0.00141991 Jy ! Component: 1300 - total flux cleaned = -0.00136709 Jy ! Component: 1350 - total flux cleaned = -0.00134612 Jy ! Component: 1400 - total flux cleaned = -0.0013151 Jy ! Component: 1450 - total flux cleaned = -0.00127419 Jy ! Component: 1500 - total flux cleaned = -0.0012341 Jy ! Component: 1550 - total flux cleaned = -0.00117467 Jy ! Component: 1600 - total flux cleaned = -0.00114519 Jy ! Component: 1650 - total flux cleaned = -0.00105807 Jy ! Component: 1700 - total flux cleaned = -0.00104861 Jy ! Component: 1750 - total flux cleaned = -0.000992 Jy ! Component: 1800 - total flux cleaned = -0.000945185 Jy ! Component: 1850 - total flux cleaned = -0.000889588 Jy ! Component: 1900 - total flux cleaned = -0.000825529 Jy ! Component: 1950 - total flux cleaned = -0.000780216 Jy ! Component: 2000 - total flux cleaned = -0.000699737 Jy ! Component: 2050 - total flux cleaned = -0.000708522 Jy ! Component: 2100 - total flux cleaned = -0.000647167 Jy ! Component: 2150 - total flux cleaned = -0.000621214 Jy ! Component: 2200 - total flux cleaned = -0.000552462 Jy ! Component: 2250 - total flux cleaned = -0.000518477 Jy ! Component: 2300 - total flux cleaned = -0.000484736 Jy ! Component: 2350 - total flux cleaned = -0.000426357 Jy ! Component: 2400 - total flux cleaned = -0.000418023 Jy ! Component: 2450 - total flux cleaned = -0.000409786 Jy ! Component: 2500 - total flux cleaned = -0.000377172 Jy ! Component: 2550 - total flux cleaned = -0.000344907 Jy ! Component: 2600 - total flux cleaned = -0.000305068 Jy ! Component: 2650 - total flux cleaned = -0.000289283 Jy ! Component: 2700 - total flux cleaned = -0.000281467 Jy ! Component: 2750 - total flux cleaned = -0.000258143 Jy ! Component: 2800 - total flux cleaned = -0.000258113 Jy ! Component: 2850 - total flux cleaned = -0.000227347 Jy ! Component: 2900 - total flux cleaned = -0.000196929 Jy ! Component: 2950 - total flux cleaned = -0.000151633 Jy ! Component: 3000 - total flux cleaned = -0.000151743 Jy ! Component: 3050 - total flux cleaned = -0.00014438 Jy ! Component: 3100 - total flux cleaned = -0.000122209 Jy ! Component: 3150 - total flux cleaned = -8.55789e-05 Jy ! Component: 3200 - total flux cleaned = -4.92224e-05 Jy ! Component: 3250 - total flux cleaned = -6.36706e-05 Jy ! Component: 3300 - total flux cleaned = -3.49673e-05 Jy ! Component: 3350 - total flux cleaned = -1.36012e-05 Jy ! Component: 3400 - total flux cleaned = -6.50541e-06 Jy ! Component: 3450 - total flux cleaned = 7.54681e-06 Jy ! Component: 3500 - total flux cleaned = 1.45393e-05 Jy ! Component: 3550 - total flux cleaned = 4.24527e-05 Jy ! Component: 3600 - total flux cleaned = 5.63099e-05 Jy ! Component: 3650 - total flux cleaned = 0.000111335 Jy ! Component: 3700 - total flux cleaned = 0.000111281 Jy ! Component: 3750 - total flux cleaned = 0.000124921 Jy ! Component: 3800 - total flux cleaned = 0.000111366 Jy ! Component: 3850 - total flux cleaned = 0.000138402 Jy ! Component: 3900 - total flux cleaned = 0.000165227 Jy ! Component: 3950 - total flux cleaned = 0.000145157 Jy ! Component: 4000 - total flux cleaned = 0.000158466 Jy ! Component: 4050 - total flux cleaned = 0.000191627 Jy ! Total flux subtracted in 4096 components = 0.000198239 Jy ! Clean residual min=-0.000398 max=0.000408 Jy/beam ! Clean residual mean=0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0599477 Jy keep ! Adding 240 model components to the UV plane model. ! The established model now contains 289 components and 0.0599477 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1816+4021_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.137 x 2.507 at 13.43 degrees (North through East) ! Clean map min=-0.00085822 max=0.043793 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1816+4021_X_map.fits wmodel /vlbi/sb072/temp_maps//J1816+4021_X_map.mod ! Writing 289 model components to file: /vlbi/sb072/temp_maps//J1816+4021_X_map.mod wobs /vlbi/sb072/temp_maps//J1816+4021_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1816+4021_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1816+4021_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1816+4021_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0437929 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00010378 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.710936 0.710936 1.42187 2.84374 5.68749 11.375 22.75 45.4999 90.9998 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.043 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 421.978 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1816+4021_X_dfm.log closed on Tue Mar 5 23:27:31 2019