! Started logfile: /vlbi/uf001/uvm//J0808+4950_X_b_dfm.log on Sun Jan 13 21:07:27 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uvm//J0808+4950_X_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0808+4950_X_b_uvm.fits ! AN table 1: 13 integrations on 28 of 28 possible baselines. ! AN table 2: 10 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.798137 visibilities/baseline/integration-bin. ! Found source: J0808+4950 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 6168 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J0808+4950_X_b] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 55 telescope corrections were flagged in sub-array 1. ! A total of 22 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.097857Jy sigma=22.289638 ! Fit after self-cal, rms=0.560485Jy sigma=11.300389 ! 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=0.846 mas, bmaj=1.452 mas, bpa=-45.04 degrees ! Estimated noise=0.763908 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 = 0.342223 Jy ! Component: 100 - total flux cleaned = 0.416875 Jy ! Total flux subtracted in 100 components = 0.416875 Jy ! Clean residual min=-0.011870 max=0.021036 Jy/beam ! Clean residual mean=-0.000023 rms=0.003191 Jy/beam ! Combined flux in latest and established models = 0.416875 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.416875 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.087488Jy sigma=1.754095 ! Fit after self-cal, rms=0.087485Jy sigma=1.753972 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0204771 Jy ! Component: 100 - total flux cleaned = 0.0315402 Jy ! Total flux subtracted in 100 components = 0.0315402 Jy ! Clean residual min=-0.011967 max=0.014591 Jy/beam ! Clean residual mean=-0.000024 rms=0.002812 Jy/beam ! Combined flux in latest and established models = 0.448415 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 0.448415 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.080803Jy sigma=1.596280 ! Fit after self-cal, rms=0.080759Jy sigma=1.595681 ! 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=1.12 mas, bmaj=1.614 mas, bpa=-45.54 degrees ! Estimated noise=0.555966 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 (1.4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.020714 Jy ! Component: 100 - total flux cleaned = 0.0331193 Jy ! Component: 150 - total flux cleaned = 0.0422885 Jy ! Component: 200 - total flux cleaned = 0.0493294 Jy ! Total flux subtracted in 200 components = 0.0493294 Jy ! Clean residual min=-0.011309 max=0.013176 Jy/beam ! Clean residual mean=-0.000067 rms=0.002768 Jy/beam ! Combined flux in latest and established models = 0.497745 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 48 components and 0.497745 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074297Jy sigma=1.467548 ! Fit after self-cal, rms=0.073774Jy sigma=1.456561 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.12 x 1.614 at -45.54 degrees (North through East) ! Clean map min=-0.010374 max=0.44346 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.99 KP 1.09 LA 0.88 ! MK 1.02 NL 1.21 OV 0.95 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.99 HN 0.98 KP 1.05 ! LA 1.00 MK 1.03 NL 1.05 OV 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.00 KP 1.06 LA 0.87 ! MK 1.02 NL 1.24 OV 0.96 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 HN 0.97 KP 1.03 ! LA 1.02 MK 1.02 NL 1.04 OV 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.99 KP 1.05 LA 0.87 ! MK 1.02 NL 1.19 OV 0.98 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 HN 0.98 KP 1.02 ! LA 1.03 MK 1.05 NL 1.05 OV 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.00 KP 1.09 LA 0.90 ! MK 0.97 NL 1.22 OV 1.00 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.03 HN 0.97 KP 1.01 ! LA 1.01 MK 1.05 NL 1.04 OV 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.99 KP 1.06 LA 0.86 ! MK 1.01 NL 1.22 OV 0.97 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.99 HN 0.99 KP 1.01 ! LA 1.03 MK 1.00 NL 1.04 OV 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.00 KP 1.07 LA 0.85 ! MK 1.00 NL 1.20 OV 0.97 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.97 HN 0.96 KP 1.02 ! LA 1.01 MK 1.02 NL 1.04 OV 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.02 KP 1.10 LA 0.86 ! MK 1.04 NL 1.19 OV 0.97 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.98 HN 0.98 KP 1.01 ! LA 1.02 MK 1.01 NL 1.02 OV 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.00 KP 1.07 LA 0.88 ! MK 1.02 NL 1.18 OV 0.94 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 HN 0.98 KP 1.04 ! LA 0.99 MK 1.02 NL 1.05 OV 0.87 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.00 KP 1.03 LA 0.87 ! MK 0.99 NL 1.19 OV 0.96 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00 HN 0.97 KP 1.01 ! LA 1.01 MK 1.00 NL 1.04 OV 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.04 KP 1.08 LA 0.85 ! MK 0.99 NL 1.18 OV 0.97 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 HN 0.97 KP 1.02 ! LA 1.02 MK 1.02 NL 1.00 OV 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.95 KP 1.08 LA 0.85 ! MK 1.00 NL 1.18 OV 0.93 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 HN 0.99 KP 1.03 ! LA 0.98 MK 1.00 NL 1.04 OV 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.01 KP 1.06 LA 0.87 ! MK 1.03 NL 1.21 OV 0.91 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 HN 0.97 KP 1.00 ! LA 1.01 MK 1.05 NL 1.04 OV 0.91 ! ! ! Fit before self-cal, rms=0.073774Jy sigma=1.456561 ! Fit after self-cal, rms=0.060121Jy sigma=1.155652 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.129 mas, bmaj=1.618 mas, bpa=-45.19 degrees ! Estimated noise=0.551286 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 = 0.000839957 Jy ! Component: 100 - total flux cleaned = 0.00114212 Jy ! Component: 150 - total flux cleaned = 0.00115194 Jy ! Component: 200 - total flux cleaned = 0.000881359 Jy ! Total flux subtracted in 200 components = 0.000881359 Jy ! Clean residual min=-0.004678 max=0.005154 Jy/beam ! Clean residual mean=0.000007 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 0.498626 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 0.498626 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059487Jy sigma=1.145207 ! Fit after self-cal, rms=0.059512Jy sigma=1.143981 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059512Jy sigma=1.143981 ! Fit after self-cal, rms=0.057103Jy sigma=1.073183 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.127 mas, bmaj=1.616 mas, bpa=-45.41 degrees ! Estimated noise=0.552482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000475923 Jy ! Component: 100 - total flux cleaned = -0.00108134 Jy ! Component: 150 - total flux cleaned = -0.00162622 Jy ! Component: 200 - total flux cleaned = -0.00206014 Jy ! Total flux subtracted in 200 components = -0.00206014 Jy ! Clean residual min=-0.002249 max=0.002189 Jy/beam ! Clean residual mean=0.000001 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.496566 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 80 components and 0.496566 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056872Jy sigma=1.068203 ! Fit after self-cal, rms=0.056889Jy sigma=1.067877 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 = -0.000380376 Jy ! Component: 100 - total flux cleaned = -0.000752502 Jy ! Component: 150 - total flux cleaned = -0.000890246 Jy ! Component: 200 - total flux cleaned = -0.000949302 Jy ! Total flux subtracted in 200 components = -0.000949302 Jy ! Clean residual min=-0.002235 max=0.002094 Jy/beam ! Clean residual mean=0.000000 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.495617 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 90 components and 0.495617 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056843Jy sigma=1.066829 ! Fit after self-cal, rms=0.056839Jy sigma=1.066764 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056839Jy sigma=1.066764 ! Fit after self-cal, rms=0.056833Jy sigma=1.065833 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.127 mas, bmaj=1.614 mas, bpa=-45.43 degrees ! Estimated noise=0.552405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000352121 Jy ! Component: 100 - total flux cleaned = -0.000438298 Jy ! Component: 150 - total flux cleaned = -0.000537948 Jy ! Component: 200 - total flux cleaned = -0.000596043 Jy ! Total flux subtracted in 200 components = -0.000596043 Jy ! Clean residual min=-0.002154 max=0.002147 Jy/beam ! Clean residual mean=0.000001 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.495021 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 101 components and 0.495021 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056780Jy sigma=1.064753 ! Fit after self-cal, rms=0.056777Jy sigma=1.064685 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 = -0.000142927 Jy ! Component: 100 - total flux cleaned = -0.000217553 Jy ! Component: 150 - total flux cleaned = -0.000217971 Jy ! Component: 200 - total flux cleaned = -0.00019664 Jy ! Total flux subtracted in 200 components = -0.00019664 Jy ! Clean residual min=-0.002110 max=0.002163 Jy/beam ! Clean residual mean=0.000001 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.494824 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 108 components and 0.494824 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056759Jy sigma=1.064267 ! Fit after self-cal, rms=0.056757Jy sigma=1.064248 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056757Jy sigma=1.064248 ! Fit after self-cal, rms=0.056776Jy sigma=1.063960 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.307 mas, bmaj=2.524 mas, bpa=72.65 degrees ! Estimated noise=0.666809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000144799 Jy ! Component: 100 - total flux cleaned = 0.000290788 Jy ! Component: 150 - total flux cleaned = 0.000328719 Jy ! Component: 200 - total flux cleaned = 0.000345191 Jy ! Total flux subtracted in 200 components = 0.000345191 Jy ! Clean residual min=-0.002193 max=0.002320 Jy/beam ! Clean residual mean=0.000004 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.495169 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 119 components and 0.495169 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056762Jy sigma=1.063713 ! Fit after self-cal, rms=0.056761Jy sigma=1.063678 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 = 9.91794e-06 Jy ! Component: 100 - total flux cleaned = 2.3398e-05 Jy ! Component: 150 - total flux cleaned = 4.7806e-05 Jy ! Component: 200 - total flux cleaned = 8.01341e-05 Jy ! Total flux subtracted in 200 components = 8.01341e-05 Jy ! Clean residual min=-0.002215 max=0.002318 Jy/beam ! Clean residual mean=0.000004 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.495249 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 123 components and 0.495249 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056756Jy sigma=1.063562 ! Fit after self-cal, rms=0.056756Jy sigma=1.063557 ! 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=1.127 mas, bmaj=1.612 mas, bpa=-45.44 degrees ! Estimated noise=0.552443 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.127 x 1.612 at -45.44 degrees (North through East) ! Clean map min=-0.0018813 max=0.44057 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=0.8506 mas, bmaj=1.448 mas, bpa=-44.98 degrees ! Estimated noise=0.761006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.340865 Jy ! Component: 100 - total flux cleaned = 0.415205 Jy ! Component: 150 - total flux cleaned = 0.437 Jy ! Component: 200 - total flux cleaned = 0.450284 Jy ! Total flux subtracted in 200 components = 0.450284 Jy ! Clean residual min=-0.004535 max=0.007035 Jy/beam ! Clean residual mean=-0.000004 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 0.450284 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 0.450284 Jy ! Inverting map and beam ! Estimated beam: bmin=1.127 mas, bmaj=1.612 mas, bpa=-45.44 degrees ! Estimated noise=0.552443 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 = 0.013892 Jy ! Component: 100 - total flux cleaned = 0.022334 Jy ! Component: 150 - total flux cleaned = 0.0278837 Jy ! Component: 200 - total flux cleaned = 0.0316948 Jy ! Total flux subtracted in 200 components = 0.0316948 Jy ! Clean residual min=-0.002293 max=0.002544 Jy/beam ! Clean residual mean=-0.000006 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.481979 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 53 components and 0.481979 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=2.307 mas, bmaj=2.524 mas, bpa=72.65 degrees ! Estimated noise=0.666809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042382 Jy ! Component: 100 - total flux cleaned = 0.0068753 Jy ! Component: 150 - total flux cleaned = 0.00864499 Jy ! Component: 200 - total flux cleaned = 0.00990019 Jy ! Total flux subtracted in 200 components = 0.00990019 Jy ! Clean residual min=-0.002339 max=0.002553 Jy/beam ! Clean residual mean=-0.000000 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.491879 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 = 0.000913207 Jy ! Component: 100 - total flux cleaned = 0.00158493 Jy ! Component: 150 - total flux cleaned = 0.00208091 Jy ! Component: 200 - total flux cleaned = 0.00244793 Jy ! Total flux subtracted in 200 components = 0.00244793 Jy ! Clean residual min=-0.002230 max=0.002340 Jy/beam ! Clean residual mean=0.000003 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 0.494327 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 112 components and 0.494327 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.127 mas, bmaj=1.612 mas, bpa=-45.44 degrees ! Estimated noise=0.552443 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000201146 Jy ! Component: 100 - total flux cleaned = -4.16284e-05 Jy ! Component: 150 - total flux cleaned = 1.4551e-05 Jy ! Component: 200 - total flux cleaned = 6.61585e-05 Jy ! Total flux subtracted in 200 components = 6.61585e-05 Jy ! Clean residual min=-0.002012 max=0.002255 Jy/beam ! Clean residual mean=0.000001 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.494393 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 125 components and 0.494393 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056777Jy sigma=1.063881 ! Fit after self-cal, rms=0.056762Jy sigma=1.063671 wmodel J0808+4950_X_b_map.mod ! Writing 125 model components to file: J0808+4950_X_b_map.mod wobs J0808+4950_X_b_uvs.fits ! Writing UV FITS file: J0808+4950_X_b_uvs.fits wwins J0808+4950_X_b_map.win ! wwins: Wrote 2 windows to J0808+4950_X_b_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 = 0.000541938 Jy ! Component: 100 - total flux cleaned = 0.000581441 Jy ! Component: 150 - total flux cleaned = 0.000617357 Jy ! Component: 200 - total flux cleaned = 0.000685902 Jy ! Component: 250 - total flux cleaned = 0.000751494 Jy ! Component: 300 - total flux cleaned = 0.000719396 Jy ! Component: 350 - total flux cleaned = 0.000688317 Jy ! Component: 400 - total flux cleaned = 0.000627434 Jy ! Component: 450 - total flux cleaned = 0.000597197 Jy ! Component: 500 - total flux cleaned = 0.000684757 Jy ! Component: 550 - total flux cleaned = 0.000742344 Jy ! Component: 600 - total flux cleaned = 0.000854745 Jy ! Component: 650 - total flux cleaned = 0.000881742 Jy ! Component: 700 - total flux cleaned = 0.000855319 Jy ! Component: 750 - total flux cleaned = 0.000936327 Jy ! Component: 800 - total flux cleaned = 0.000883144 Jy ! Component: 850 - total flux cleaned = 0.000883148 Jy ! Component: 900 - total flux cleaned = 0.000883256 Jy ! Component: 950 - total flux cleaned = 0.000985458 Jy ! Component: 1000 - total flux cleaned = 0.000960319 Jy ! Component: 1050 - total flux cleaned = 0.00101023 Jy ! Component: 1100 - total flux cleaned = 0.00103481 Jy ! Component: 1150 - total flux cleaned = 0.00113186 Jy ! Component: 1200 - total flux cleaned = 0.00113118 Jy ! Component: 1250 - total flux cleaned = 0.00115491 Jy ! Component: 1300 - total flux cleaned = 0.00124923 Jy ! Component: 1350 - total flux cleaned = 0.00122603 Jy ! Component: 1400 - total flux cleaned = 0.00129509 Jy ! Component: 1450 - total flux cleaned = 0.00131797 Jy ! Component: 1500 - total flux cleaned = 0.0014762 Jy ! Component: 1550 - total flux cleaned = 0.0015432 Jy ! Component: 1600 - total flux cleaned = 0.0014987 Jy ! Component: 1650 - total flux cleaned = 0.00158669 Jy ! Component: 1700 - total flux cleaned = 0.00167378 Jy ! Component: 1750 - total flux cleaned = 0.0016735 Jy ! Component: 1800 - total flux cleaned = 0.00173756 Jy ! Component: 1850 - total flux cleaned = 0.00182205 Jy ! Component: 1900 - total flux cleaned = 0.00186385 Jy ! Component: 1950 - total flux cleaned = 0.0019057 Jy ! Component: 2000 - total flux cleaned = 0.00196763 Jy ! Component: 2050 - total flux cleaned = 0.00209019 Jy ! Component: 2100 - total flux cleaned = 0.00208999 Jy ! Component: 2150 - total flux cleaned = 0.00208988 Jy ! Component: 2200 - total flux cleaned = 0.0021897 Jy ! Component: 2250 - total flux cleaned = 0.0022095 Jy ! Component: 2300 - total flux cleaned = 0.00224896 Jy ! Component: 2350 - total flux cleaned = 0.00230761 Jy ! Component: 2400 - total flux cleaned = 0.002346 Jy ! Component: 2450 - total flux cleaned = 0.00238434 Jy ! Component: 2500 - total flux cleaned = 0.00238435 Jy ! Component: 2550 - total flux cleaned = 0.00238448 Jy ! Component: 2600 - total flux cleaned = 0.00238474 Jy ! Component: 2650 - total flux cleaned = 0.00242204 Jy ! Component: 2700 - total flux cleaned = 0.00247722 Jy ! Component: 2750 - total flux cleaned = 0.00240415 Jy ! Component: 2800 - total flux cleaned = 0.00242258 Jy ! Component: 2850 - total flux cleaned = 0.00247707 Jy ! Component: 2900 - total flux cleaned = 0.00247712 Jy ! Component: 2950 - total flux cleaned = 0.00249488 Jy ! Component: 3000 - total flux cleaned = 0.00249485 Jy ! Component: 3050 - total flux cleaned = 0.00252978 Jy ! Component: 3100 - total flux cleaned = 0.00246 Jy ! Component: 3150 - total flux cleaned = 0.00254678 Jy ! Component: 3200 - total flux cleaned = 0.00252951 Jy ! Component: 3250 - total flux cleaned = 0.00251236 Jy ! Component: 3300 - total flux cleaned = 0.00247823 Jy ! Component: 3350 - total flux cleaned = 0.00252904 Jy ! Component: 3400 - total flux cleaned = 0.0025457 Jy ! Component: 3450 - total flux cleaned = 0.00252906 Jy ! Component: 3500 - total flux cleaned = 0.00256224 Jy ! Component: 3550 - total flux cleaned = 0.00259515 Jy ! Component: 3600 - total flux cleaned = 0.00259499 Jy ! Component: 3650 - total flux cleaned = 0.00257842 Jy ! Component: 3700 - total flux cleaned = 0.00257849 Jy ! Component: 3750 - total flux cleaned = 0.00264305 Jy ! Component: 3800 - total flux cleaned = 0.002595 Jy ! Component: 3850 - total flux cleaned = 0.00264283 Jy ! Component: 3900 - total flux cleaned = 0.0026586 Jy ! Component: 3950 - total flux cleaned = 0.00269014 Jy ! Component: 4000 - total flux cleaned = 0.00269015 Jy ! Component: 4050 - total flux cleaned = 0.00267438 Jy ! Total flux subtracted in 4096 components = 0.0027053 Jy ! Clean residual min=-0.000882 max=0.000953 Jy/beam ! Clean residual mean=-0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.497099 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 416 components and 0.497099 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0808+4950_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.127 x 1.612 at -45.44 degrees (North through East) ! Clean map min=-0.0015878 max=0.44177 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0808+4950_X_b_map.fits wmodel /vlbi/uf001/uvm//J0808+4950_X_b_map.mod ! Writing 416 model components to file: /vlbi/uf001/uvm//J0808+4950_X_b_map.mod wobs /vlbi/uf001/uvm//J0808+4950_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0808+4950_X_b_uvs.fits wwins /vlbi/uf001/uvm//J0808+4950_X_b_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uvm//J0808+4950_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.441771 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000264699 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.179753 0.179753 0.359506 0.719012 1.43802 2.87605 5.75209 11.5042 23.0084 46.0167 92.0335 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.441 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1668.96 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0808+4950_X_b_dfm.log closed on Sun Jan 13 21:07:31 2019