! Started logfile: /vlbi/uf001/uva//J1858+0313_X_b_dfm.log on Mon Jan 14 04:53:25 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/uva//J1858+0313_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1858+0313_X_b_uva.fits ! AN table 1: 148 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.994745 visibilities/baseline/integration-bin. ! Found source: J1858+0313 ! ! 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 63600 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 J1858+0313_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 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 37 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.068205Jy sigma=20.943127 ! Fit after self-cal, rms=0.765688Jy sigma=16.085924 ! 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=0.7943 mas, bmaj=3.17 mas, bpa=-21.25 degrees ! Estimated noise=0.463906 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 = 0.159237 Jy ! Component: 100 - total flux cleaned = 0.255317 Jy ! Total flux subtracted in 100 components = 0.255317 Jy ! Clean residual min=-0.023191 max=0.053381 Jy/beam ! Clean residual mean=-0.000036 rms=0.008100 Jy/beam ! Combined flux in latest and established models = 0.255317 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 28 components and 0.255317 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=0.273028Jy sigma=4.569390 ! Fit after self-cal, rms=0.272573Jy sigma=4.557866 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0703895 Jy ! Component: 100 - total flux cleaned = 0.124593 Jy ! Total flux subtracted in 100 components = 0.124593 Jy ! Clean residual min=-0.017120 max=0.036494 Jy/beam ! Clean residual mean=-0.000028 rms=0.005914 Jy/beam ! Combined flux in latest and established models = 0.37991 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 52 components and 0.37991 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=0.215045Jy sigma=3.580869 ! Fit after self-cal, rms=0.214936Jy sigma=3.578790 ! Inverting map ! Added new window around map position (1.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0447428 Jy ! Component: 100 - total flux cleaned = 0.0814635 Jy ! Total flux subtracted in 100 components = 0.0814635 Jy ! Clean residual min=-0.014050 max=0.028653 Jy/beam ! Clean residual mean=-0.000023 rms=0.004777 Jy/beam ! Combined flux in latest and established models = 0.461373 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 77 components and 0.461373 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=0.182715Jy sigma=3.044202 ! Fit after self-cal, rms=0.182485Jy sigma=3.040783 ! 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=1.011 mas, bmaj=3.163 mas, bpa=-19.41 degrees ! Estimated noise=0.145779 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 = 0.0748341 Jy ! Component: 100 - total flux cleaned = 0.13086 Jy ! Component: 150 - total flux cleaned = 0.174926 Jy ! Component: 200 - total flux cleaned = 0.210227 Jy ! Total flux subtracted in 200 components = 0.210227 Jy ! Clean residual min=-0.016861 max=0.036523 Jy/beam ! Clean residual mean=-0.000039 rms=0.006359 Jy/beam ! Combined flux in latest and established models = 0.6716 Jy ! Performing phase self-cal ! Adding 95 model components to the UV plane model. ! The established model now contains 147 components and 0.6716 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=0.118346Jy sigma=2.025366 ! Fit after self-cal, rms=0.118022Jy sigma=2.021223 ! Inverting map ! Added new window around map position (-2.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0354503 Jy ! Component: 100 - total flux cleaned = 0.0619302 Jy ! Component: 150 - total flux cleaned = 0.0841026 Jy ! Component: 200 - total flux cleaned = 0.10315 Jy ! Total flux subtracted in 200 components = 0.10315 Jy ! Clean residual min=-0.014247 max=0.016406 Jy/beam ! Clean residual mean=-0.000023 rms=0.004616 Jy/beam ! Combined flux in latest and established models = 0.77475 Jy ! Performing phase self-cal ! Adding 90 model components to the UV plane model. ! The established model now contains 225 components and 0.77475 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=0.097325Jy sigma=1.679039 ! Fit after self-cal, rms=0.097083Jy sigma=1.674900 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 3.163 at -19.41 degrees (North through East) ! Clean map min=-0.013631 max=0.23188 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.07 HN 1.16 KP 1.00 ! LA 0.85 MK 1.20 NL 1.19 OV 1.06 ! PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 1.16 KP 0.99 ! LA 0.84 MK 1.11 NL 1.19 OV 1.07 ! PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.14 KP 0.97 ! LA 0.88 MK 1.23 NL 1.16 OV 1.07 ! PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.13 KP 0.99 ! LA 0.87 MK 1.23 NL 1.18 OV 1.06 ! PT 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.13 KP 0.99 ! LA 0.87 MK 0.96 NL 1.15 OV 1.03 ! PT 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.14 KP 0.98 ! LA 0.84 MK 1.11 NL 1.14 OV 1.03 ! PT 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.11 KP 0.99 ! LA 0.84 MK 0.98 NL 1.12 OV 1.04 ! PT 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.12 KP 0.99 ! LA 0.87 MK 0.93 NL 1.10 OV 1.01 ! PT 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 1.12 KP 0.98 ! LA 0.85 MK 0.83 NL 1.10 OV 1.01 ! PT 0.88 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 1.10 KP 0.97 ! LA 0.86 MK 0.90 NL 1.08 OV 1.00 ! PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 1.07 KP 0.98 ! LA 0.85 MK 0.89 NL 1.08 OV 1.00 ! PT 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HN 1.12 KP 0.93 ! LA 0.87 MK 0.71 NL 1.08 OV 0.98 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.097083Jy sigma=1.674900 ! Fit after self-cal, rms=0.075424Jy sigma=1.370434 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.025 mas, bmaj=3.165 mas, bpa=-19.58 degrees ! Estimated noise=0.145148 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 = 0.00855263 Jy ! Component: 100 - total flux cleaned = 0.00942711 Jy ! Component: 150 - total flux cleaned = 0.0101072 Jy ! Component: 200 - total flux cleaned = 0.010679 Jy ! Total flux subtracted in 200 components = 0.010679 Jy ! Clean residual min=-0.010199 max=0.009214 Jy/beam ! Clean residual mean=-0.000015 rms=0.002580 Jy/beam ! Combined flux in latest and established models = 0.785429 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 265 components and 0.785429 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=0.074050Jy sigma=1.340294 ! Fit after self-cal, rms=0.073948Jy sigma=1.338441 ! 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=0.073948Jy sigma=1.338441 ! Fit after self-cal, rms=0.068344Jy sigma=1.215980 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=3.19 mas, bpa=-19.34 degrees ! Estimated noise=0.143755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0043035 Jy ! Component: 100 - total flux cleaned = 0.00580167 Jy ! Component: 150 - total flux cleaned = 0.00650926 Jy ! Component: 200 - total flux cleaned = 0.00713149 Jy ! Total flux subtracted in 200 components = 0.00713149 Jy ! Clean residual min=-0.004544 max=0.005527 Jy/beam ! Clean residual mean=-0.000004 rms=0.001133 Jy/beam ! Combined flux in latest and established models = 0.792561 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 286 components and 0.79256 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=0.067967Jy sigma=1.204737 ! Fit after self-cal, rms=0.067953Jy sigma=1.204147 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) ! Added new window around map position (1.8, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00505436 Jy ! Component: 100 - total flux cleaned = 0.0079042 Jy ! Component: 150 - total flux cleaned = 0.00930244 Jy ! Component: 200 - total flux cleaned = 0.00995208 Jy ! Total flux subtracted in 200 components = 0.00995208 Jy ! Clean residual min=-0.004238 max=0.003876 Jy/beam ! Clean residual mean=-0.000003 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.802513 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 315 components and 0.802513 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=0.067528Jy sigma=1.193563 ! Fit after self-cal, rms=0.067513Jy sigma=1.193009 ! 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=0.067513Jy sigma=1.193009 ! Fit after self-cal, rms=0.067295Jy sigma=1.190665 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=3.186 mas, bpa=-19.35 degrees ! Estimated noise=0.143388 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242431 Jy ! Component: 100 - total flux cleaned = 0.00410765 Jy ! Component: 150 - total flux cleaned = 0.00505768 Jy ! Component: 200 - total flux cleaned = 0.00547687 Jy ! Total flux subtracted in 200 components = 0.00547687 Jy ! Clean residual min=-0.003496 max=0.003307 Jy/beam ! Clean residual mean=-0.000003 rms=0.000840 Jy/beam ! Combined flux in latest and established models = 0.807989 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 333 components and 0.807989 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=0.067102Jy sigma=1.185446 ! Fit after self-cal, rms=0.067099Jy sigma=1.185261 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 = 0.00102163 Jy ! Component: 100 - total flux cleaned = 0.00121003 Jy ! Component: 150 - total flux cleaned = 0.00126774 Jy ! Component: 200 - total flux cleaned = 0.00137796 Jy ! Total flux subtracted in 200 components = 0.00137796 Jy ! Clean residual min=-0.003348 max=0.003143 Jy/beam ! Clean residual mean=-0.000003 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.809367 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 342 components and 0.809367 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=0.067003Jy sigma=1.183080 ! Fit after self-cal, rms=0.067003Jy sigma=1.183006 ! 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=0.067003Jy sigma=1.183006 ! Fit after self-cal, rms=0.066952Jy sigma=1.182104 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.228 mas, bmaj=3.359 mas, bpa=-9.019 degrees ! Estimated noise=0.178565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295425 Jy ! Component: 100 - total flux cleaned = 0.0042232 Jy ! Component: 150 - total flux cleaned = 0.00484452 Jy ! Component: 200 - total flux cleaned = 0.00531761 Jy ! Total flux subtracted in 200 components = 0.00531761 Jy ! Clean residual min=-0.003634 max=0.003581 Jy/beam ! Clean residual mean=-0.000005 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 0.814685 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 357 components and 0.814685 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=0.066841Jy sigma=1.179579 ! Fit after self-cal, rms=0.066833Jy sigma=1.179370 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 = 0.00024918 Jy ! Component: 100 - total flux cleaned = 0.000406927 Jy ! Component: 150 - total flux cleaned = 0.000542186 Jy ! Component: 200 - total flux cleaned = 0.000542991 Jy ! Total flux subtracted in 200 components = 0.000542991 Jy ! Clean residual min=-0.003614 max=0.003365 Jy/beam ! Clean residual mean=-0.000005 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 0.815228 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 370 components and 0.815228 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=0.066788Jy sigma=1.178698 ! Fit after self-cal, rms=0.066784Jy sigma=1.178577 ! 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=1.022 mas, bmaj=3.176 mas, bpa=-19.27 degrees ! Estimated noise=0.143349 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.022 x 3.176 at -19.27 degrees (North through East) ! Clean map min=-0.0028199 max=0.2259 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=0.7982 mas, bmaj=3.156 mas, bpa=-21.13 degrees ! Estimated noise=0.463681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.159477 Jy ! Component: 100 - total flux cleaned = 0.255992 Jy ! Component: 150 - total flux cleaned = 0.326439 Jy ! Component: 200 - total flux cleaned = 0.381794 Jy ! Total flux subtracted in 200 components = 0.381794 Jy ! Clean residual min=-0.016676 max=0.032768 Jy/beam ! Clean residual mean=-0.000026 rms=0.005561 Jy/beam ! Combined flux in latest and established models = 0.381793 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 51 model components to the UV plane model. ! The established model now contains 51 components and 0.381793 Jy ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=3.176 mas, bpa=-19.27 degrees ! Estimated noise=0.143349 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 = 0.0887432 Jy ! Component: 100 - total flux cleaned = 0.150008 Jy ! Component: 150 - total flux cleaned = 0.195841 Jy ! Component: 200 - total flux cleaned = 0.231893 Jy ! Total flux subtracted in 200 components = 0.231893 Jy ! Clean residual min=-0.012742 max=0.021393 Jy/beam ! Clean residual mean=-0.000035 rms=0.004739 Jy/beam ! Combined flux in latest and established models = 0.613687 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 118 components and 0.613687 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0290345 Jy ! Component: 100 - total flux cleaned = 0.053033 Jy ! Component: 150 - total flux cleaned = 0.0730676 Jy ! Component: 200 - total flux cleaned = 0.0899078 Jy ! Total flux subtracted in 200 components = 0.0899078 Jy ! Clean residual min=-0.007696 max=0.011027 Jy/beam ! Clean residual mean=-0.000019 rms=0.002559 Jy/beam ! Combined flux in latest and established models = 0.703595 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 182 components and 0.703595 Jy ! Inverting map ! Added new window around map position (-4.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143579 Jy ! Component: 100 - total flux cleaned = 0.0265228 Jy ! Component: 150 - total flux cleaned = 0.0369047 Jy ! Component: 200 - total flux cleaned = 0.0457922 Jy ! Total flux subtracted in 200 components = 0.0457922 Jy ! Clean residual min=-0.005144 max=0.005566 Jy/beam ! Clean residual mean=-0.000012 rms=0.001571 Jy/beam ! Combined flux in latest and established models = 0.749387 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 229 components and 0.749387 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=2.228 mas, bmaj=3.359 mas, bpa=-9.019 degrees ! Estimated noise=0.178565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131252 Jy ! Component: 100 - total flux cleaned = 0.0230811 Jy ! Component: 150 - total flux cleaned = 0.0309723 Jy ! Component: 200 - total flux cleaned = 0.0374511 Jy ! Total flux subtracted in 200 components = 0.0374511 Jy ! Clean residual min=-0.005259 max=0.005589 Jy/beam ! Clean residual mean=-0.000012 rms=0.001541 Jy/beam ! Combined flux in latest and established models = 0.786838 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 = 0.0053594 Jy ! Component: 100 - total flux cleaned = 0.0098179 Jy ! Component: 150 - total flux cleaned = 0.0135623 Jy ! Component: 200 - total flux cleaned = 0.0161403 Jy ! Total flux subtracted in 200 components = 0.0161403 Jy ! Clean residual min=-0.003931 max=0.004249 Jy/beam ! Clean residual mean=-0.000008 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.802978 Jy ! Adding 150 model components to the UV plane model. ! The established model now contains 353 components and 0.802979 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=3.176 mas, bpa=-19.27 degrees ! Estimated noise=0.143349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144228 Jy ! Component: 100 - total flux cleaned = 0.00291479 Jy ! Component: 150 - total flux cleaned = 0.0042269 Jy ! Component: 200 - total flux cleaned = 0.00535796 Jy ! Total flux subtracted in 200 components = 0.00535796 Jy ! Clean residual min=-0.002621 max=0.002469 Jy/beam ! Clean residual mean=-0.000004 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.808336 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 386 components and 0.808337 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=0.066685Jy sigma=1.176664 ! Fit after self-cal, rms=0.066614Jy sigma=1.175652 wmodel J1858+0313_X_b_map.mod ! Writing 386 model components to file: J1858+0313_X_b_map.mod wobs J1858+0313_X_b_uvs.fits ! Writing UV FITS file: J1858+0313_X_b_uvs.fits wwins J1858+0313_X_b_map.win ! wwins: Wrote 5 windows to J1858+0313_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 = -0.000294168 Jy ! Component: 100 - total flux cleaned = -4.45811e-05 Jy ! Component: 150 - total flux cleaned = 0.000154633 Jy ! Component: 200 - total flux cleaned = 0.000574693 Jy ! Component: 250 - total flux cleaned = 0.000903672 Jy ! Component: 300 - total flux cleaned = 0.0011874 Jy ! Component: 350 - total flux cleaned = 0.00149778 Jy ! Component: 400 - total flux cleaned = 0.00176489 Jy ! Component: 450 - total flux cleaned = 0.00192688 Jy ! Component: 500 - total flux cleaned = 0.00211659 Jy ! Component: 550 - total flux cleaned = 0.00230128 Jy ! Component: 600 - total flux cleaned = 0.00245151 Jy ! Component: 650 - total flux cleaned = 0.00277378 Jy ! Component: 700 - total flux cleaned = 0.00274406 Jy ! Component: 750 - total flux cleaned = 0.00288445 Jy ! Component: 800 - total flux cleaned = 0.00296669 Jy ! Component: 850 - total flux cleaned = 0.0030206 Jy ! Component: 900 - total flux cleaned = 0.00312646 Jy ! Component: 950 - total flux cleaned = 0.00323067 Jy ! Component: 1000 - total flux cleaned = 0.00335807 Jy ! Component: 1050 - total flux cleaned = 0.00350806 Jy ! Component: 1100 - total flux cleaned = 0.0035819 Jy ! Component: 1150 - total flux cleaned = 0.00367884 Jy ! Component: 1200 - total flux cleaned = 0.00379849 Jy ! Component: 1250 - total flux cleaned = 0.00398576 Jy ! Component: 1300 - total flux cleaned = 0.0041236 Jy ! Component: 1350 - total flux cleaned = 0.00430512 Jy ! Component: 1400 - total flux cleaned = 0.00443889 Jy ! Component: 1450 - total flux cleaned = 0.0046142 Jy ! Component: 1500 - total flux cleaned = 0.00467862 Jy ! Component: 1550 - total flux cleaned = 0.00478487 Jy ! Component: 1600 - total flux cleaned = 0.00491097 Jy ! Component: 1650 - total flux cleaned = 0.00503517 Jy ! Component: 1700 - total flux cleaned = 0.00511653 Jy ! Component: 1750 - total flux cleaned = 0.00517659 Jy ! Component: 1800 - total flux cleaned = 0.0052955 Jy ! Component: 1850 - total flux cleaned = 0.0053345 Jy ! Component: 1900 - total flux cleaned = 0.00537283 Jy ! Component: 1950 - total flux cleaned = 0.00541075 Jy ! Component: 2000 - total flux cleaned = 0.00548543 Jy ! Component: 2050 - total flux cleaned = 0.00544846 Jy ! Component: 2100 - total flux cleaned = 0.00553981 Jy ! Component: 2150 - total flux cleaned = 0.00555753 Jy ! Component: 2200 - total flux cleaned = 0.00550436 Jy ! Component: 2250 - total flux cleaned = 0.00550482 Jy ! Component: 2300 - total flux cleaned = 0.00553979 Jy ! Component: 2350 - total flux cleaned = 0.00562612 Jy ! Component: 2400 - total flux cleaned = 0.00565994 Jy ! Component: 2450 - total flux cleaned = 0.00567702 Jy ! Component: 2500 - total flux cleaned = 0.00574352 Jy ! Component: 2550 - total flux cleaned = 0.00579268 Jy ! Component: 2600 - total flux cleaned = 0.00577626 Jy ! Component: 2650 - total flux cleaned = 0.00579242 Jy ! Component: 2700 - total flux cleaned = 0.00587156 Jy ! Component: 2750 - total flux cleaned = 0.0058249 Jy ! Component: 2800 - total flux cleaned = 0.00593329 Jy ! Component: 2850 - total flux cleaned = 0.00594855 Jy ! Component: 2900 - total flux cleaned = 0.00600908 Jy ! Component: 2950 - total flux cleaned = 0.00606904 Jy ! Component: 3000 - total flux cleaned = 0.00600981 Jy ! Component: 3050 - total flux cleaned = 0.00605384 Jy ! Component: 3100 - total flux cleaned = 0.0060971 Jy ! Component: 3150 - total flux cleaned = 0.00611151 Jy ! Component: 3200 - total flux cleaned = 0.00613987 Jy ! Component: 3250 - total flux cleaned = 0.00615391 Jy ! Component: 3300 - total flux cleaned = 0.00616782 Jy ! Component: 3350 - total flux cleaned = 0.0062225 Jy ! Component: 3400 - total flux cleaned = 0.00623602 Jy ! Component: 3450 - total flux cleaned = 0.00626323 Jy ! Component: 3500 - total flux cleaned = 0.00630309 Jy ! Component: 3550 - total flux cleaned = 0.00627661 Jy ! Component: 3600 - total flux cleaned = 0.00630257 Jy ! Component: 3650 - total flux cleaned = 0.00632827 Jy ! Component: 3700 - total flux cleaned = 0.00634104 Jy ! Component: 3750 - total flux cleaned = 0.00635375 Jy ! Component: 3800 - total flux cleaned = 0.00632854 Jy ! Component: 3850 - total flux cleaned = 0.00630402 Jy ! Component: 3900 - total flux cleaned = 0.00634098 Jy ! Component: 3950 - total flux cleaned = 0.00632873 Jy ! Component: 4000 - total flux cleaned = 0.00630451 Jy ! Component: 4050 - total flux cleaned = 0.00632857 Jy ! Total flux subtracted in 4096 components = 0.00630487 Jy ! Clean residual min=-0.000653 max=0.000836 Jy/beam ! Clean residual mean=-0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.814641 Jy keep ! Adding 380 model components to the UV plane model. ! The established model now contains 766 components and 0.814641 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1858+0313_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.022 x 3.176 at -19.27 degrees (North through East) ! Clean map min=-0.0015081 max=0.22627 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1858+0313_X_b_map.fits wmodel /vlbi/uf001/uva//J1858+0313_X_b_map.mod ! Writing 766 model components to file: /vlbi/uf001/uva//J1858+0313_X_b_map.mod wobs /vlbi/uf001/uva//J1858+0313_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1858+0313_X_b_uvs.fits wwins /vlbi/uf001/uva//J1858+0313_X_b_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1858+0313_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.226268 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000231846 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.307395 0.307395 0.61479 1.22958 2.45916 4.91832 9.83663 19.6733 39.3465 78.6931 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.226 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 975.943 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1858+0313_X_b_dfm.log closed on Mon Jan 14 04:53:34 2019