! Started logfile: /vlbi/uf001/uva//J2258+0203_X_dfm.log on Mon Jan 14 06:29:25 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//J2258+0203_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2258+0203_X_uva.fits ! AN table 1: 19 integrations on 28 of 28 possible baselines. ! AN table 2: 38 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.997744 visibilities/baseline/integration-bin. ! Found source: J2258+0203 ! ! 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 15924 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 J2258+0203_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.005308Jy sigma=20.983246 ! Fit after self-cal, rms=0.924863Jy sigma=19.278842 ! 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=0.6365 mas, bmaj=1.617 mas, bpa=-6.191 degrees ! Estimated noise=0.488709 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 = 0.0544566 Jy ! Component: 100 - total flux cleaned = 0.074159 Jy ! Total flux subtracted in 100 components = 0.074159 Jy ! Clean residual min=-0.009604 max=0.011495 Jy/beam ! Clean residual mean=-0.000007 rms=0.002049 Jy/beam ! Combined flux in latest and established models = 0.074159 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.074159 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=0.090281Jy sigma=1.699174 ! Fit after self-cal, rms=0.089383Jy sigma=1.680567 ! Inverting map ! Added new window around map position (-0.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148347 Jy ! Component: 100 - total flux cleaned = 0.0226762 Jy ! Total flux subtracted in 100 components = 0.0226762 Jy ! Clean residual min=-0.009412 max=0.012239 Jy/beam ! Clean residual mean=-0.000004 rms=0.001790 Jy/beam ! Combined flux in latest and established models = 0.0968352 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 0.0968352 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=0.086254Jy sigma=1.597685 ! Fit after self-cal, rms=0.086015Jy sigma=1.592112 ! Inverting map ! Added new window around map position (2.4, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116966 Jy ! Component: 100 - total flux cleaned = 0.0183854 Jy ! Total flux subtracted in 100 components = 0.0183854 Jy ! Clean residual min=-0.008983 max=0.007739 Jy/beam ! Clean residual mean=-0.000004 rms=0.001580 Jy/beam ! Combined flux in latest and established models = 0.115221 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.115221 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=0.083871Jy sigma=1.529394 ! Fit after self-cal, rms=0.083586Jy sigma=1.524212 ! 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=0.8009 mas, bmaj=1.84 mas, bpa=-6.263 degrees ! Estimated noise=0.280467 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 = 0.0116203 Jy ! Component: 100 - total flux cleaned = 0.0190985 Jy ! Component: 150 - total flux cleaned = 0.0247269 Jy ! Component: 200 - total flux cleaned = 0.0290841 Jy ! Total flux subtracted in 200 components = 0.0290841 Jy ! Clean residual min=-0.009879 max=0.008159 Jy/beam ! Clean residual mean=-0.000010 rms=0.002818 Jy/beam ! Combined flux in latest and established models = 0.144305 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 0.144305 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=0.082085Jy sigma=1.467589 ! Fit after self-cal, rms=0.081789Jy sigma=1.461880 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8009 x 1.84 at -6.263 degrees (North through East) ! Clean map min=-0.0090556 max=0.074195 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.97 HN 1.18 LA 0.90 ! MK 1.08 NL 1.14 OV 1.06 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.22 HN 1.24 LA 0.67 MK 1.14 ! NL 1.26 PT 0.90 SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.13 HN 1.34 LA 0.87 ! MK 1.05 NL 1.14 OV 1.04 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 HN 1.43 LA 0.65 MK 1.15 ! NL 1.37 PT 0.89 SC 0.81 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.22 HN 1.31 LA 0.93 ! MK 1.02 NL 1.12 OV 1.03 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 HN 1.41 LA 0.68 MK 1.06 ! NL 1.30 PT 0.85 SC 0.86 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 1.24 LA 0.84 ! MK 1.03 NL 1.17 OV 1.05 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 1.26 LA 0.67 MK 1.09 ! NL 1.28 PT 0.92 SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.09 HN 1.16 LA 0.88 ! MK 0.94 NL 1.27 OV 1.08 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 HN 1.16 LA 0.68 MK 1.02 ! NL 1.26 PT 0.94 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 1.12 HN 1.30 LA 0.90 ! MK 0.93 NL 1.20 OV 1.18 PT 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 HN 1.19 LA 0.64 MK 1.04 ! NL 1.30 PT 0.92 SC 0.81 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.05 HN 1.33 LA 0.91 ! MK 0.93 NL 1.13 OV 1.06 PT 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 HN 1.31 LA 0.67 MK 1.06 ! NL 1.28 PT 0.91 SC 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.40 LA 0.88 ! MK 0.95 NL 1.20 OV 1.14 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 HN 1.16 LA 0.66 MK 1.14 ! NL 1.21 PT 0.91 SC 0.84 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.13 HN 1.39 LA 0.85 ! MK 1.12 NL 1.17 OV 1.05 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.19 LA 0.67 MK 1.09 ! NL 1.20 PT 0.93 SC 0.87 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 1.27 LA 0.83 ! MK 0.96 NL 1.11 OV 1.13 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 HN 1.12 LA 0.61 MK 1.06 ! NL 1.31 PT 0.95 SC 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.11 HN 1.27 LA 0.83 ! MK 1.17 NL 1.19 OV 1.07 PT 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 HN 1.16 LA 0.65 MK 1.11 ! NL 1.37 PT 0.87 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.10 HN 1.48 LA 0.91 ! MK 0.94 NL 1.17 OV 1.09 PT 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.19 LA 0.67 MK 0.96 ! NL 1.27 PT 0.93 SC 0.92 ! ! ! Fit before self-cal, rms=0.081789Jy sigma=1.461880 ! Fit after self-cal, rms=0.088885Jy sigma=1.353306 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8031 mas, bmaj=1.825 mas, bpa=-3.4 degrees ! Estimated noise=0.277043 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 (1.6, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001835 Jy ! Component: 100 - total flux cleaned = 0.00184863 Jy ! Component: 150 - total flux cleaned = 0.00195263 Jy ! Component: 200 - total flux cleaned = 0.00187028 Jy ! Total flux subtracted in 200 components = 0.00187028 Jy ! Clean residual min=-0.002108 max=0.002912 Jy/beam ! Clean residual mean=0.000000 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.146175 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 47 components and 0.146175 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=0.088538Jy sigma=1.345669 ! Fit after self-cal, rms=0.089432Jy sigma=1.339740 ! Inverting map ! Added new window around map position (3.4, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251817 Jy ! Component: 100 - total flux cleaned = 0.00309022 Jy ! Component: 150 - total flux cleaned = 0.00343538 Jy ! Component: 200 - total flux cleaned = 0.00355487 Jy ! Total flux subtracted in 200 components = 0.00355487 Jy ! Clean residual min=-0.002200 max=0.002215 Jy/beam ! Clean residual mean=0.000001 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.14973 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.14973 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=0.089255Jy sigma=1.336427 ! Fit after self-cal, rms=0.089221Jy sigma=1.336046 ! 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=0.089221Jy sigma=1.336046 ! Fit after self-cal, rms=0.089185Jy sigma=1.331821 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7985 mas, bmaj=1.807 mas, bpa=-2.918 degrees ! Estimated noise=0.273301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107093 Jy ! Component: 100 - total flux cleaned = 0.00145094 Jy ! Component: 150 - total flux cleaned = 0.00153882 Jy ! Component: 200 - total flux cleaned = 0.00165712 Jy ! Total flux subtracted in 200 components = 0.00165712 Jy ! Clean residual min=-0.001923 max=0.001628 Jy/beam ! Clean residual mean=0.000001 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.151387 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 63 components and 0.151387 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=0.089114Jy sigma=1.330276 ! Fit after self-cal, rms=0.089158Jy sigma=1.329921 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 = 0.000278424 Jy ! Component: 100 - total flux cleaned = 0.000388415 Jy ! Component: 150 - total flux cleaned = 0.00038778 Jy ! Component: 200 - total flux cleaned = 0.00038987 Jy ! Total flux subtracted in 200 components = 0.00038987 Jy ! Clean residual min=-0.001814 max=0.001600 Jy/beam ! Clean residual mean=0.000001 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.151777 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 0.151777 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=0.089124Jy sigma=1.329259 ! Fit after self-cal, rms=0.089105Jy sigma=1.329198 ! 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=0.089105Jy sigma=1.329198 ! Fit after self-cal, rms=0.088773Jy sigma=1.328944 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7956 mas, bmaj=1.801 mas, bpa=-2.777 degrees ! Estimated noise=0.27096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00049511 Jy ! Component: 100 - total flux cleaned = 0.000652259 Jy ! Component: 150 - total flux cleaned = 0.000736559 Jy ! Component: 200 - total flux cleaned = 0.000813972 Jy ! Total flux subtracted in 200 components = 0.000813972 Jy ! Clean residual min=-0.001640 max=0.001578 Jy/beam ! Clean residual mean=0.000001 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.152591 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 76 components and 0.152591 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=0.088747Jy sigma=1.328493 ! Fit after self-cal, rms=0.088749Jy sigma=1.328440 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 = 5.67563e-05 Jy ! Component: 100 - total flux cleaned = 0.000133013 Jy ! Component: 150 - total flux cleaned = 0.000180463 Jy ! Component: 200 - total flux cleaned = 0.000202738 Jy ! Total flux subtracted in 200 components = 0.000202738 Jy ! Clean residual min=-0.001552 max=0.001544 Jy/beam ! Clean residual mean=0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.152793 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 0.152793 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=0.088732Jy sigma=1.328171 ! Fit after self-cal, rms=0.088728Jy sigma=1.328150 ! 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=0.088728Jy sigma=1.328150 ! Fit after self-cal, rms=0.088399Jy sigma=1.328081 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.072 mas, bmaj=3.135 mas, bpa=0.2443 degrees ! Estimated noise=0.375037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000690794 Jy ! Component: 100 - total flux cleaned = 0.000767281 Jy ! Component: 150 - total flux cleaned = 0.000787288 Jy ! Component: 200 - total flux cleaned = 0.000770432 Jy ! Total flux subtracted in 200 components = 0.000770432 Jy ! Clean residual min=-0.002248 max=0.002240 Jy/beam ! Clean residual mean=0.000002 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.153564 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 99 components and 0.153564 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=0.088390Jy sigma=1.328035 ! Fit after self-cal, rms=0.088389Jy sigma=1.327977 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 = 6.72425e-05 Jy ! Component: 100 - total flux cleaned = 3.455e-05 Jy ! Component: 150 - total flux cleaned = 3.48393e-05 Jy ! Component: 200 - total flux cleaned = 2.12206e-05 Jy ! Total flux subtracted in 200 components = 2.12206e-05 Jy ! Clean residual min=-0.002225 max=0.002186 Jy/beam ! Clean residual mean=0.000002 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.153585 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 106 components and 0.153585 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=0.088382Jy sigma=1.328016 ! Fit after self-cal, rms=0.088382Jy sigma=1.327991 ! 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=0.7941 mas, bmaj=1.798 mas, bpa=-2.702 degrees ! Estimated noise=0.269672 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 1.798 at -2.702 degrees (North through East) ! Clean map min=-0.0034915 max=0.070627 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=0.6358 mas, bmaj=1.583 mas, bpa=-2.755 degrees ! Estimated noise=0.464926 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0538069 Jy ! Component: 100 - total flux cleaned = 0.0795332 Jy ! Component: 150 - total flux cleaned = 0.0955856 Jy ! Component: 200 - total flux cleaned = 0.10631 Jy ! Total flux subtracted in 200 components = 0.10631 Jy ! Clean residual min=-0.004885 max=0.006013 Jy/beam ! Clean residual mean=-0.000003 rms=0.001185 Jy/beam ! Combined flux in latest and established models = 0.10631 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 0.10631 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7941 mas, bmaj=1.798 mas, bpa=-2.702 degrees ! Estimated noise=0.269672 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 = 0.0131925 Jy ! Component: 100 - total flux cleaned = 0.0220338 Jy ! Component: 150 - total flux cleaned = 0.0284473 Jy ! Component: 200 - total flux cleaned = 0.0332364 Jy ! Total flux subtracted in 200 components = 0.0332364 Jy ! Clean residual min=-0.002993 max=0.002905 Jy/beam ! Clean residual mean=-0.000001 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.139546 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 46 components and 0.139546 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=2.072 mas, bmaj=3.135 mas, bpa=0.2443 degrees ! Estimated noise=0.375037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00649159 Jy ! Component: 100 - total flux cleaned = 0.0101967 Jy ! Component: 150 - total flux cleaned = 0.01178 Jy ! Component: 200 - total flux cleaned = 0.0125665 Jy ! Total flux subtracted in 200 components = 0.0125665 Jy ! Clean residual min=-0.002512 max=0.002161 Jy/beam ! Clean residual mean=0.000001 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.152113 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 = 0.000602694 Jy ! Component: 100 - total flux cleaned = 0.000991592 Jy ! Component: 150 - total flux cleaned = 0.00117139 Jy ! Component: 200 - total flux cleaned = 0.00126298 Jy ! Total flux subtracted in 200 components = 0.00126298 Jy ! Clean residual min=-0.002222 max=0.002195 Jy/beam ! Clean residual mean=0.000002 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.153376 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 97 components and 0.153376 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7941 mas, bmaj=1.798 mas, bpa=-2.702 degrees ! Estimated noise=0.269672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000250743 Jy ! Component: 100 - total flux cleaned = 0.00050201 Jy ! Component: 150 - total flux cleaned = 0.000500095 Jy ! Component: 200 - total flux cleaned = 0.000536652 Jy ! Total flux subtracted in 200 components = 0.000536652 Jy ! Clean residual min=-0.001466 max=0.001587 Jy/beam ! Clean residual mean=0.000001 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.153912 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 112 components and 0.153912 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=0.088406Jy sigma=1.328571 ! Fit after self-cal, rms=0.088414Jy sigma=1.328169 wmodel J2258+0203_X_map.mod ! Writing 112 model components to file: J2258+0203_X_map.mod wobs J2258+0203_X_uvs.fits ! Writing UV FITS file: J2258+0203_X_uvs.fits wwins J2258+0203_X_map.win ! wwins: Wrote 5 windows to J2258+0203_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 2.70255e-05 Jy ! Component: 100 - total flux cleaned = 0.000291248 Jy ! Component: 150 - total flux cleaned = 0.000417261 Jy ! Component: 200 - total flux cleaned = 0.000490123 Jy ! Component: 250 - total flux cleaned = 0.000513576 Jy ! Component: 300 - total flux cleaned = 0.000559979 Jy ! Component: 350 - total flux cleaned = 0.000627539 Jy ! Component: 400 - total flux cleaned = 0.000693769 Jy ! Component: 450 - total flux cleaned = 0.000780394 Jy ! Component: 500 - total flux cleaned = 0.000864587 Jy ! Component: 550 - total flux cleaned = 0.000926466 Jy ! Component: 600 - total flux cleaned = 0.000987354 Jy ! Component: 650 - total flux cleaned = 0.00110709 Jy ! Component: 700 - total flux cleaned = 0.00116622 Jy ! Component: 750 - total flux cleaned = 0.00128158 Jy ! Component: 800 - total flux cleaned = 0.00135727 Jy ! Component: 850 - total flux cleaned = 0.00139462 Jy ! Component: 900 - total flux cleaned = 0.00139452 Jy ! Component: 950 - total flux cleaned = 0.00148514 Jy ! Component: 1000 - total flux cleaned = 0.00153859 Jy ! Component: 1050 - total flux cleaned = 0.00160882 Jy ! Component: 1100 - total flux cleaned = 0.00164369 Jy ! Component: 1150 - total flux cleaned = 0.00174654 Jy ! Component: 1200 - total flux cleaned = 0.00183094 Jy ! Component: 1250 - total flux cleaned = 0.00183065 Jy ! Component: 1300 - total flux cleaned = 0.00191338 Jy ! Component: 1350 - total flux cleaned = 0.0019946 Jy ! Component: 1400 - total flux cleaned = 0.00205857 Jy ! Component: 1450 - total flux cleaned = 0.00210576 Jy ! Component: 1500 - total flux cleaned = 0.00212119 Jy ! Component: 1550 - total flux cleaned = 0.00212117 Jy ! Component: 1600 - total flux cleaned = 0.00218256 Jy ! Component: 1650 - total flux cleaned = 0.00225778 Jy ! Component: 1700 - total flux cleaned = 0.00230266 Jy ! Component: 1750 - total flux cleaned = 0.00233234 Jy ! Component: 1800 - total flux cleaned = 0.00239104 Jy ! Component: 1850 - total flux cleaned = 0.00247783 Jy ! Component: 1900 - total flux cleaned = 0.00254968 Jy ! Component: 1950 - total flux cleaned = 0.00256391 Jy ! Component: 2000 - total flux cleaned = 0.00262007 Jy ! Component: 2050 - total flux cleaned = 0.00268941 Jy ! Component: 2100 - total flux cleaned = 0.00279941 Jy ! Component: 2150 - total flux cleaned = 0.00277228 Jy ! Component: 2200 - total flux cleaned = 0.00290717 Jy ! Component: 2250 - total flux cleaned = 0.00294709 Jy ! Component: 2300 - total flux cleaned = 0.00297356 Jy ! Component: 2350 - total flux cleaned = 0.00307857 Jy ! Component: 2400 - total flux cleaned = 0.00311757 Jy ! Component: 2450 - total flux cleaned = 0.00316921 Jy ! Component: 2500 - total flux cleaned = 0.0032458 Jy ! Component: 2550 - total flux cleaned = 0.00329656 Jy ! Component: 2600 - total flux cleaned = 0.00333421 Jy ! Component: 2650 - total flux cleaned = 0.0034212 Jy ! Component: 2700 - total flux cleaned = 0.00344606 Jy ! Component: 2750 - total flux cleaned = 0.00350739 Jy ! Component: 2800 - total flux cleaned = 0.00359234 Jy ! Component: 2850 - total flux cleaned = 0.00364046 Jy ! Component: 2900 - total flux cleaned = 0.00373603 Jy ! Component: 2950 - total flux cleaned = 0.00377169 Jy ! Component: 3000 - total flux cleaned = 0.00383053 Jy ! Component: 3050 - total flux cleaned = 0.00391233 Jy ! Component: 3100 - total flux cleaned = 0.00393559 Jy ! Component: 3150 - total flux cleaned = 0.00393554 Jy ! Component: 3200 - total flux cleaned = 0.00398132 Jy ! Component: 3250 - total flux cleaned = 0.004038 Jy ! Component: 3300 - total flux cleaned = 0.00408306 Jy ! Component: 3350 - total flux cleaned = 0.00413892 Jy ! Component: 3400 - total flux cleaned = 0.00416115 Jy ! Component: 3450 - total flux cleaned = 0.00418336 Jy ! Component: 3500 - total flux cleaned = 0.0042709 Jy ! Component: 3550 - total flux cleaned = 0.00434704 Jy ! Component: 3600 - total flux cleaned = 0.00437929 Jy ! Component: 3650 - total flux cleaned = 0.00440081 Jy ! Component: 3700 - total flux cleaned = 0.00439025 Jy ! Component: 3750 - total flux cleaned = 0.00449632 Jy ! Component: 3800 - total flux cleaned = 0.00452786 Jy ! Component: 3850 - total flux cleaned = 0.00456979 Jy ! Component: 3900 - total flux cleaned = 0.00459064 Jy ! Component: 3950 - total flux cleaned = 0.00461139 Jy ! Component: 4000 - total flux cleaned = 0.00466284 Jy ! Component: 4050 - total flux cleaned = 0.00472414 Jy ! Total flux subtracted in 4096 components = 0.00474454 Jy ! Clean residual min=-0.000620 max=0.000630 Jy/beam ! Clean residual mean=0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.158657 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 403 components and 0.158657 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2258+0203_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 1.798 at -2.702 degrees (North through East) ! Clean map min=-0.0022847 max=0.068416 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2258+0203_X_map.fits wmodel /vlbi/uf001/uva//J2258+0203_X_map.mod ! Writing 403 model components to file: /vlbi/uf001/uva//J2258+0203_X_map.mod wobs /vlbi/uf001/uva//J2258+0203_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2258+0203_X_uvs.fits wwins /vlbi/uf001/uva//J2258+0203_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2258+0203_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.068416 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000173185 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.759405 0.759405 1.51881 3.03762 6.07524 12.1505 24.301 48.6019 97.2038 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.068 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 395.046 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2258+0203_X_dfm.log closed on Mon Jan 14 06:29:30 2019