! Started logfile: /vlbi/sb072/temp_maps//J1635+1831_C_dfm.log on Fri Jan 25 19:39:59 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1635+1831_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1635+1831_C_uvm.fits ! AN table 1: 5 integrations on 36 of 36 possible baselines. ! AN table 2: 7 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.981383 visibilities/baseline/integration-bin. ! Found source: J1635+1831 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 2952 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1635+1831_C] 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 0.300x0.300 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 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.000682Jy sigma=35.116225 ! Fit after self-cal, rms=0.975084Jy sigma=34.231660 ! 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=1.41 mas, bmaj=2.842 mas, bpa=9.237 degrees ! Estimated noise=0.566459 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 = 0.0188696 Jy ! Component: 100 - total flux cleaned = 0.0263764 Jy ! Total flux subtracted in 100 components = 0.0263764 Jy ! Clean residual min=-0.002643 max=0.004061 Jy/beam ! Clean residual mean=-0.000002 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.0263764 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0263764 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=0.032214Jy sigma=0.743122 ! Fit after self-cal, rms=0.030600Jy sigma=0.680482 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00518148 Jy ! Component: 100 - total flux cleaned = 0.00723538 Jy ! Total flux subtracted in 100 components = 0.00723538 Jy ! Clean residual min=-0.002262 max=0.002668 Jy/beam ! Clean residual mean=-0.000001 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.0336118 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0336118 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=0.029811Jy sigma=0.627668 ! Fit after self-cal, rms=0.029771Jy sigma=0.626850 ! 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=1.936 mas, bmaj=3.425 mas, bpa=8.878 degrees ! Estimated noise=0.407295 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 (-4.5, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00267739 Jy ! Component: 100 - total flux cleaned = 0.00381522 Jy ! Component: 150 - total flux cleaned = 0.00424516 Jy ! Component: 200 - total flux cleaned = 0.00437543 Jy ! Total flux subtracted in 200 components = 0.00437543 Jy ! Clean residual min=-0.001658 max=0.002077 Jy/beam ! Clean residual mean=-0.000000 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.0379872 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.0379872 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=0.029540Jy sigma=0.611682 ! Fit after self-cal, rms=0.029501Jy sigma=0.609063 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.936 x 3.425 at 8.878 degrees (North through East) ! Clean map min=-0.0017394 max=0.025753 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.92 HN 0.92 KP 0.96 ! LA 0.91 MK 1.04 OV 1.04 PT 1.05 ! SC 1.24 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.55 HN 0.86 KP 0.88 ! NL 1.43 OV 1.31 PT 1.11 SC 0.82 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 0.90 KP 0.94 ! LA 0.83 MK 1.08 OV 0.85 PT 0.96 ! SC 1.24 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.06 HN 0.96 KP 1.22 ! NL 1.14 OV 1.30 PT 1.14 SC 1.20 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.98 KP 0.96 ! LA 0.93 MK 0.93 OV 0.89 PT 0.88 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.40 HN 0.93 KP 1.39 ! NL 1.27 OV 1.51 PT 1.07 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.86 HN 0.95 KP 0.95 ! LA 0.98 MK 1.23 OV 0.88 PT 0.90 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.13 HN 0.85 KP 1.33 ! NL 1.31 OV 1.22 PT 0.97 SC 0.86 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.90 HN 1.08 KP 0.88 ! LA 0.95 MK 0.92 OV 0.91 PT 0.88 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 FD 1.31 HN 0.89 KP 0.96 ! NL 1.13 OV 1.41 PT 1.27 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.88 HN 1.06 KP 0.92 ! LA 0.95 MK 0.92 OV 0.92 PT 0.82 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.21 FD 1.11 HN 0.89 KP 1.08 ! NL 1.25 OV 1.35 PT 1.17 SC 0.75 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.86 HN 0.93 KP 0.89 ! LA 0.93 MK 0.99 OV 0.95 PT 0.83 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 HN 1.00 KP 1.04 ! NL 1.35 OV 1.30 PT 1.11 SC 0.73 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.95 HN 1.15 KP 0.83 ! LA 0.94 MK 1.02 OV 0.92 PT 0.80 ! SC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.12 HN 0.96 KP 1.00 ! NL 1.31 OV 1.27 PT 0.96 SC 0.70 ! ! ! Fit before self-cal, rms=0.029501Jy sigma=0.609063 ! Fit after self-cal, rms=0.033690Jy sigma=0.567980 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.912 mas, bmaj=3.376 mas, bpa=8.749 degrees ! Estimated noise=0.404118 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 = 0.00019172 Jy ! Component: 100 - total flux cleaned = 0.000155867 Jy ! Component: 150 - total flux cleaned = 0.000123025 Jy ! Component: 200 - total flux cleaned = 7.97489e-05 Jy ! Total flux subtracted in 200 components = 7.97489e-05 Jy ! Clean residual min=-0.001137 max=0.001060 Jy/beam ! Clean residual mean=-0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0380669 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 0.0380669 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=0.033646Jy sigma=0.566780 ! Fit after self-cal, rms=0.033821Jy sigma=0.565744 ! 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=0.033821Jy sigma=0.565744 ! Fit after self-cal, rms=0.034427Jy sigma=0.565500 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.892 mas, bmaj=3.361 mas, bpa=8.26 degrees ! Estimated noise=0.404027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000245223 Jy ! Component: 100 - total flux cleaned = 0.000244281 Jy ! Component: 150 - total flux cleaned = 0.0002435 Jy ! Component: 200 - total flux cleaned = 0.000231591 Jy ! Total flux subtracted in 200 components = 0.000231591 Jy ! Clean residual min=-0.001102 max=0.001020 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0382985 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 60 components and 0.0382985 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=0.034398Jy sigma=0.564884 ! Fit after self-cal, rms=0.034434Jy sigma=0.564788 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 = -4.22685e-05 Jy ! Component: 100 - total flux cleaned = -6.58938e-05 Jy ! Component: 150 - total flux cleaned = -9.81499e-05 Jy ! Component: 200 - total flux cleaned = -0.000127996 Jy ! Total flux subtracted in 200 components = -0.000127996 Jy ! Clean residual min=-0.001099 max=0.001006 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0381705 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 73 components and 0.0381705 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=0.034424Jy sigma=0.564425 ! Fit after self-cal, rms=0.034451Jy sigma=0.564379 ! 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=0.034451Jy sigma=0.564379 ! Fit after self-cal, rms=0.034835Jy sigma=0.564194 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.874 mas, bmaj=3.358 mas, bpa=7.694 degrees ! Estimated noise=0.403856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000237807 Jy ! Component: 100 - total flux cleaned = 0.000250587 Jy ! Component: 150 - total flux cleaned = 0.000261805 Jy ! Component: 200 - total flux cleaned = 0.000261968 Jy ! Total flux subtracted in 200 components = 0.000261968 Jy ! Clean residual min=-0.001084 max=0.001028 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0384325 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 81 components and 0.0384325 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=0.034810Jy sigma=0.563903 ! Fit after self-cal, rms=0.034812Jy sigma=0.563868 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 = -3.35766e-05 Jy ! Component: 100 - total flux cleaned = -5.23794e-05 Jy ! Component: 150 - total flux cleaned = -6.09952e-05 Jy ! Component: 200 - total flux cleaned = -6.92852e-05 Jy ! Total flux subtracted in 200 components = -6.92852e-05 Jy ! Clean residual min=-0.001076 max=0.001019 Jy/beam ! Clean residual mean=-0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0383632 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 86 components and 0.0383632 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=0.034803Jy sigma=0.563642 ! Fit after self-cal, rms=0.034806Jy sigma=0.563623 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.034806Jy sigma=0.563623 ! Fit after self-cal, rms=0.035157Jy sigma=0.563488 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.14 mas, bmaj=4.837 mas, bpa=18.33 degrees ! Estimated noise=0.518946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000387418 Jy ! Component: 100 - total flux cleaned = 0.0004811 Jy ! Component: 150 - total flux cleaned = 0.000505447 Jy ! Component: 200 - total flux cleaned = 0.000534936 Jy ! Total flux subtracted in 200 components = 0.000534936 Jy ! Clean residual min=-0.001163 max=0.001276 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0388981 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 99 components and 0.0388981 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=0.035140Jy sigma=0.563602 ! Fit after self-cal, rms=0.035134Jy sigma=0.563567 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 = 3.04046e-05 Jy ! Component: 100 - total flux cleaned = 4.40645e-05 Jy ! Component: 150 - total flux cleaned = 5.02119e-05 Jy ! Component: 200 - total flux cleaned = 5.60023e-05 Jy ! Total flux subtracted in 200 components = 5.60023e-05 Jy ! Clean residual min=-0.001157 max=0.001269 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0389541 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 113 components and 0.0389541 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=0.035129Jy sigma=0.563624 ! Fit after self-cal, rms=0.035129Jy sigma=0.563600 ! 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=1.859 mas, bmaj=3.358 mas, bpa=7.239 degrees ! Estimated noise=0.404446 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.859 x 3.358 at 7.239 degrees (North through East) ! Clean map min=-0.0012604 max=0.02563 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=1.381 mas, bmaj=2.822 mas, bpa=8 degrees ! Estimated noise=0.537788 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0194975 Jy ! Component: 100 - total flux cleaned = 0.0279053 Jy ! Component: 150 - total flux cleaned = 0.0323268 Jy ! Component: 200 - total flux cleaned = 0.034941 Jy ! Total flux subtracted in 200 components = 0.034941 Jy ! Clean residual min=-0.001752 max=0.001717 Jy/beam ! Clean residual mean=-0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.034941 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 0.034941 Jy ! Inverting map and beam ! Estimated beam: bmin=1.859 mas, bmaj=3.358 mas, bpa=7.239 degrees ! Estimated noise=0.404446 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 = 0.00194927 Jy ! Component: 100 - total flux cleaned = 0.00284643 Jy ! Component: 150 - total flux cleaned = 0.00311969 Jy ! Component: 200 - total flux cleaned = 0.00317831 Jy ! Total flux subtracted in 200 components = 0.00317831 Jy ! Clean residual min=-0.001108 max=0.001088 Jy/beam ! Clean residual mean=-0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0381193 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 40 components and 0.0381193 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.14 mas, bmaj=4.837 mas, bpa=18.33 degrees ! Estimated noise=0.518946 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000282276 Jy ! Component: 100 - total flux cleaned = 0.000447444 Jy ! Component: 150 - total flux cleaned = 0.000595347 Jy ! Component: 200 - total flux cleaned = 0.000695887 Jy ! Total flux subtracted in 200 components = 0.000695887 Jy ! Clean residual min=-0.001176 max=0.001256 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0388152 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 = 6.62436e-05 Jy ! Component: 100 - total flux cleaned = 0.000106231 Jy ! Component: 150 - total flux cleaned = 0.000143679 Jy ! Component: 200 - total flux cleaned = 0.000160954 Jy ! Total flux subtracted in 200 components = 0.000160954 Jy ! Clean residual min=-0.001169 max=0.001265 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0389761 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 63 components and 0.0389761 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.859 mas, bmaj=3.358 mas, bpa=7.239 degrees ! Estimated noise=0.404446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000198144 Jy ! Component: 100 - total flux cleaned = -0.000218008 Jy ! Component: 150 - total flux cleaned = -0.000234633 Jy ! Component: 200 - total flux cleaned = -0.00024999 Jy ! Total flux subtracted in 200 components = -0.00024999 Jy ! Clean residual min=-0.001086 max=0.001004 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0387261 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 77 components and 0.0387261 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=0.035150Jy sigma=0.564206 ! Fit after self-cal, rms=0.035122Jy sigma=0.564051 wmodel J1635+1831_C_map.mod ! Writing 77 model components to file: J1635+1831_C_map.mod wobs J1635+1831_C_uvs.fits ! Writing UV FITS file: J1635+1831_C_uvs.fits wwins J1635+1831_C_map.win ! wwins: Wrote 2 windows to J1635+1831_C_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 = -4.72045e-05 Jy ! Component: 100 - total flux cleaned = 9.10426e-05 Jy ! Component: 150 - total flux cleaned = 0.000188803 Jy ! Component: 200 - total flux cleaned = 0.000282345 Jy ! Component: 250 - total flux cleaned = 0.000328089 Jy ! Component: 300 - total flux cleaned = 0.000371881 Jy ! Component: 350 - total flux cleaned = 0.000357576 Jy ! Component: 400 - total flux cleaned = 0.000399278 Jy ! Component: 450 - total flux cleaned = 0.000412912 Jy ! Component: 500 - total flux cleaned = 0.00045337 Jy ! Component: 550 - total flux cleaned = 0.000506298 Jy ! Component: 600 - total flux cleaned = 0.000597234 Jy ! Component: 650 - total flux cleaned = 0.000648407 Jy ! Component: 700 - total flux cleaned = 0.000686422 Jy ! Component: 750 - total flux cleaned = 0.000698913 Jy ! Component: 800 - total flux cleaned = 0.000747957 Jy ! Component: 850 - total flux cleaned = 0.000735801 Jy ! Component: 900 - total flux cleaned = 0.000771841 Jy ! Component: 950 - total flux cleaned = 0.000795388 Jy ! Component: 1000 - total flux cleaned = 0.000795474 Jy ! Component: 1050 - total flux cleaned = 0.000784037 Jy ! Component: 1100 - total flux cleaned = 0.000715428 Jy ! Component: 1150 - total flux cleaned = 0.000693001 Jy ! Component: 1200 - total flux cleaned = 0.000637026 Jy ! Component: 1250 - total flux cleaned = 0.000592575 Jy ! Component: 1300 - total flux cleaned = 0.000548504 Jy ! Component: 1350 - total flux cleaned = 0.000526672 Jy ! Component: 1400 - total flux cleaned = 0.000461935 Jy ! Component: 1450 - total flux cleaned = 0.000429985 Jy ! Component: 1500 - total flux cleaned = 0.000355945 Jy ! Component: 1550 - total flux cleaned = 0.000345492 Jy ! Component: 1600 - total flux cleaned = 0.000262463 Jy ! Component: 1650 - total flux cleaned = 0.000231656 Jy ! Component: 1700 - total flux cleaned = 0.000160419 Jy ! Component: 1750 - total flux cleaned = 0.000160469 Jy ! Component: 1800 - total flux cleaned = 0.000120289 Jy ! Component: 1850 - total flux cleaned = 8.04754e-05 Jy ! Component: 1900 - total flux cleaned = 1.14681e-05 Jy ! Component: 1950 - total flux cleaned = 2.11607e-05 Jy ! Component: 2000 - total flux cleaned = -2.72832e-05 Jy ! Component: 2050 - total flux cleaned = -6.58691e-05 Jy ! Component: 2100 - total flux cleaned = -0.000113702 Jy ! Component: 2150 - total flux cleaned = -0.000151796 Jy ! Component: 2200 - total flux cleaned = -0.000189457 Jy ! Component: 2250 - total flux cleaned = -0.00022681 Jy ! Component: 2300 - total flux cleaned = -0.000236226 Jy ! Component: 2350 - total flux cleaned = -0.000309891 Jy ! Component: 2400 - total flux cleaned = -0.000300776 Jy ! Component: 2450 - total flux cleaned = -0.000364384 Jy ! Component: 2500 - total flux cleaned = -0.000391459 Jy ! Component: 2550 - total flux cleaned = -0.000391526 Jy ! Component: 2600 - total flux cleaned = -0.000409363 Jy ! Component: 2650 - total flux cleaned = -0.000418274 Jy ! Component: 2700 - total flux cleaned = -0.000470899 Jy ! Component: 2750 - total flux cleaned = -0.000462239 Jy ! Component: 2800 - total flux cleaned = -0.000496931 Jy ! Component: 2850 - total flux cleaned = -0.000488247 Jy ! Component: 2900 - total flux cleaned = -0.000505428 Jy ! Component: 2950 - total flux cleaned = -0.000530984 Jy ! Component: 3000 - total flux cleaned = -0.000530912 Jy ! Component: 3050 - total flux cleaned = -0.000581498 Jy ! Component: 3100 - total flux cleaned = -0.000547956 Jy ! Component: 3150 - total flux cleaned = -0.000564649 Jy ! Component: 3200 - total flux cleaned = -0.000572876 Jy ! Component: 3250 - total flux cleaned = -0.000597553 Jy ! Component: 3300 - total flux cleaned = -0.000597573 Jy ! Component: 3350 - total flux cleaned = -0.000630079 Jy ! Component: 3400 - total flux cleaned = -0.000613903 Jy ! Component: 3450 - total flux cleaned = -0.000630005 Jy ! Component: 3500 - total flux cleaned = -0.000669912 Jy ! Component: 3550 - total flux cleaned = -0.000693792 Jy ! Component: 3600 - total flux cleaned = -0.000693747 Jy ! Component: 3650 - total flux cleaned = -0.000725241 Jy ! Component: 3700 - total flux cleaned = -0.000733056 Jy ! Component: 3750 - total flux cleaned = -0.000709756 Jy ! Component: 3800 - total flux cleaned = -0.000771549 Jy ! Component: 3850 - total flux cleaned = -0.000802286 Jy ! Component: 3900 - total flux cleaned = -0.000786915 Jy ! Component: 3950 - total flux cleaned = -0.000817328 Jy ! Component: 4000 - total flux cleaned = -0.000855171 Jy ! Component: 4050 - total flux cleaned = -0.000832569 Jy ! Total flux subtracted in 4096 components = -0.000900051 Jy ! Clean residual min=-0.000465 max=0.000405 Jy/beam ! Clean residual mean=-0.000001 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0378261 Jy keep ! Adding 308 model components to the UV plane model. ! The established model now contains 385 components and 0.0378261 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1635+1831_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.859 x 3.358 at 7.239 degrees (North through East) ! Clean map min=-0.0010946 max=0.025322 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1635+1831_C_map.fits wmodel /vlbi/sb072/temp_maps//J1635+1831_C_map.mod ! Writing 385 model components to file: /vlbi/sb072/temp_maps//J1635+1831_C_map.mod wobs /vlbi/sb072/temp_maps//J1635+1831_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1635+1831_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1635+1831_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1635+1831_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0253222 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013667 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.61918 1.61918 3.23835 6.47671 12.9534 25.9068 51.8137 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.025 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 185.279 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1635+1831_C_dfm.log closed on Fri Jan 25 19:40:03 2019