! Started logfile: /vlbi/uf001/uva//J0737+5941_X_dfm.log on Sun Jan 13 23:31:36 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//J0737+5941_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0737+5941_X_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.863232 visibilities/baseline/integration-bin. ! Found source: J0737+5941 ! ! 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 134 lines of history. ! ! Reading 51276 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 J0737+5941_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. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 95 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008396Jy sigma=23.567395 ! Fit after self-cal, rms=0.889621Jy sigma=20.754995 ! 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=0.7269 mas, bmaj=1.277 mas, bpa=23.09 degrees ! Estimated noise=0.331891 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 = 0.081323 Jy ! Component: 100 - total flux cleaned = 0.104375 Jy ! Total flux subtracted in 100 components = 0.104375 Jy ! Clean residual min=-0.006284 max=0.015252 Jy/beam ! Clean residual mean=0.000064 rms=0.001380 Jy/beam ! Combined flux in latest and established models = 0.104375 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.104375 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=0.065273Jy sigma=1.513367 ! Fit after self-cal, rms=0.065192Jy sigma=1.511377 ! Inverting map ! Added new window around map position (1, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149952 Jy ! Component: 100 - total flux cleaned = 0.0249365 Jy ! Total flux subtracted in 100 components = 0.0249365 Jy ! Clean residual min=-0.004429 max=0.009144 Jy/beam ! Clean residual mean=0.000051 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 0.129311 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 24 components and 0.129311 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=0.059828Jy sigma=1.373904 ! Fit after self-cal, rms=0.059664Jy sigma=1.369431 ! Inverting map ! Added new window around map position (0, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00959348 Jy ! Component: 100 - total flux cleaned = 0.0162205 Jy ! Total flux subtracted in 100 components = 0.0162205 Jy ! Clean residual min=-0.003304 max=0.004827 Jy/beam ! Clean residual mean=0.000042 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.145532 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.145532 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=0.057261Jy sigma=1.306369 ! Fit after self-cal, rms=0.057171Jy sigma=1.304294 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00580978 Jy ! Component: 100 - total flux cleaned = 0.0101346 Jy ! Total flux subtracted in 100 components = 0.0101346 Jy ! Clean residual min=-0.002975 max=0.004112 Jy/beam ! Clean residual mean=0.000037 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.155666 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 38 components and 0.155666 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=0.056167Jy sigma=1.277294 ! Fit after self-cal, rms=0.056146Jy sigma=1.276708 ! 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=0.9935 mas, bmaj=1.535 mas, bpa=23.35 degrees ! Estimated noise=0.136093 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 = 0.00667961 Jy ! Component: 100 - total flux cleaned = 0.0114432 Jy ! Component: 150 - total flux cleaned = 0.0150644 Jy ! Component: 200 - total flux cleaned = 0.0178845 Jy ! Total flux subtracted in 200 components = 0.0178845 Jy ! Clean residual min=-0.002741 max=0.003958 Jy/beam ! Clean residual mean=0.000059 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.173551 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 70 components and 0.173551 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=0.055178Jy sigma=1.249193 ! Fit after self-cal, rms=0.055157Jy sigma=1.248541 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9935 x 1.535 at 23.35 degrees (North through East) ! Clean map min=-0.0026375 max=0.10889 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.92 KP 1.02 ! LA 0.93 MK 1.03 NL 1.16 OV 0.92 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.93 KP 1.03 ! LA 0.91 MK 1.05 NL 1.17 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.95 KP 1.05 ! LA 0.90 MK 1.04 NL 1.15 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.95 KP 1.03 ! LA 0.91 MK 1.05 NL 1.17 OV 0.90 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.94 KP 1.02 ! LA 0.91 MK 1.05 NL 1.18 OV 0.92 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.93 KP 1.02 ! LA 0.90 MK 1.04 NL 1.17 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.93 KP 1.01 ! LA 0.91 MK 1.06 NL 1.16 OV 0.91 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.93 KP 1.02 ! LA 0.91 MK 1.08 NL 1.18 OV 0.90 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.92 KP 1.02 ! LA 0.91 MK 1.05 NL 1.18 OV 0.91 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.95 KP 1.03 ! LA 0.91 MK 1.08 NL 1.18 OV 0.91 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.92 KP 1.04 ! LA 0.93 MK 1.11 NL 1.16 OV 0.91 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.93 KP 1.02 ! LA 0.92 MK 1.07 NL 1.20 OV 0.89 ! PT 0.94 SC 0.97 ! ! ! Fit before self-cal, rms=0.055157Jy sigma=1.248541 ! Fit after self-cal, rms=0.053457Jy sigma=1.207395 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9963 mas, bmaj=1.533 mas, bpa=23.27 degrees ! Estimated noise=0.134743 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, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169885 Jy ! Component: 100 - total flux cleaned = 0.00230308 Jy ! Component: 150 - total flux cleaned = 0.00269239 Jy ! Component: 200 - total flux cleaned = 0.00304561 Jy ! Total flux subtracted in 200 components = 0.00304561 Jy ! Clean residual min=-0.001454 max=0.001985 Jy/beam ! Clean residual mean=0.000021 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.176596 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 93 components and 0.176596 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=0.053370Jy sigma=1.205167 ! Fit after self-cal, rms=0.053444Jy sigma=1.204508 ! Inverting map ! Added new window around map position (-1.2, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00184401 Jy ! Component: 100 - total flux cleaned = 0.00295514 Jy ! Component: 150 - total flux cleaned = 0.00372019 Jy ! Component: 200 - total flux cleaned = 0.00432968 Jy ! Total flux subtracted in 200 components = 0.00432968 Jy ! Clean residual min=-0.001334 max=0.001282 Jy/beam ! Clean residual mean=0.000015 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.180926 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 118 components and 0.180926 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=0.053374Jy sigma=1.202507 ! Fit after self-cal, rms=0.053372Jy sigma=1.202441 ! 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=0.053372Jy sigma=1.202441 ! Fit after self-cal, rms=0.053282Jy sigma=1.199461 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9978 mas, bmaj=1.529 mas, bpa=23.12 degrees ! Estimated noise=0.13453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00044255 Jy ! Component: 100 - total flux cleaned = 0.000639165 Jy ! Component: 150 - total flux cleaned = 0.000816312 Jy ! Component: 200 - total flux cleaned = 0.000925386 Jy ! Total flux subtracted in 200 components = 0.000925386 Jy ! Clean residual min=-0.001139 max=0.001026 Jy/beam ! Clean residual mean=0.000008 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.181851 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 132 components and 0.181851 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=0.053268Jy sigma=1.199102 ! Fit after self-cal, rms=0.053274Jy sigma=1.199060 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 = 0.000148869 Jy ! Component: 100 - total flux cleaned = 0.000214679 Jy ! Component: 150 - total flux cleaned = 0.0002756 Jy ! Component: 200 - total flux cleaned = 0.000319271 Jy ! Total flux subtracted in 200 components = 0.000319271 Jy ! Clean residual min=-0.001133 max=0.000984 Jy/beam ! Clean residual mean=0.000008 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.182171 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 134 components and 0.182171 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=0.053266Jy sigma=1.198860 ! Fit after self-cal, rms=0.053266Jy sigma=1.198854 ! 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=0.053266Jy sigma=1.198854 ! Fit after self-cal, rms=0.053268Jy sigma=1.198819 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9975 mas, bmaj=1.528 mas, bpa=23.2 degrees ! Estimated noise=0.134594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000429221 Jy ! Component: 100 - total flux cleaned = 0.00053266 Jy ! Component: 150 - total flux cleaned = 0.00062886 Jy ! Component: 200 - total flux cleaned = 0.000681171 Jy ! Total flux subtracted in 200 components = 0.000681171 Jy ! Clean residual min=-0.001108 max=0.000979 Jy/beam ! Clean residual mean=0.000008 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.182852 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 137 components and 0.182852 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=0.053261Jy sigma=1.198646 ! Fit after self-cal, rms=0.053261Jy sigma=1.198639 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 = 8.21502e-05 Jy ! Component: 100 - total flux cleaned = 0.000130474 Jy ! Component: 150 - total flux cleaned = 0.000153366 Jy ! Component: 200 - total flux cleaned = 0.000164556 Jy ! Total flux subtracted in 200 components = 0.000164556 Jy ! Clean residual min=-0.001102 max=0.000967 Jy/beam ! Clean residual mean=0.000007 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.183016 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 143 components and 0.183016 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=0.053256Jy sigma=1.198532 ! Fit after self-cal, rms=0.053256Jy sigma=1.198529 ! 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=0.053256Jy sigma=1.198529 ! Fit after self-cal, rms=0.053255Jy sigma=1.198509 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=2.427 mas, bpa=35.57 degrees ! Estimated noise=0.16823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000500292 Jy ! Component: 100 - total flux cleaned = 0.000702624 Jy ! Component: 150 - total flux cleaned = 0.000783466 Jy ! Component: 200 - total flux cleaned = 0.000827756 Jy ! Total flux subtracted in 200 components = 0.000827756 Jy ! Clean residual min=-0.001215 max=0.001525 Jy/beam ! Clean residual mean=0.000017 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.183844 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 154 components and 0.183844 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=0.053254Jy sigma=1.198441 ! Fit after self-cal, rms=0.053253Jy sigma=1.198432 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 (-2.4, 18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140273 Jy ! Component: 100 - total flux cleaned = 0.0022261 Jy ! Component: 150 - total flux cleaned = 0.00283667 Jy ! Component: 200 - total flux cleaned = 0.00322916 Jy ! Total flux subtracted in 200 components = 0.00322916 Jy ! Clean residual min=-0.001008 max=0.001151 Jy/beam ! Clean residual mean=0.000008 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.187073 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 206 components and 0.187073 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=0.053232Jy sigma=1.197840 ! Fit after self-cal, rms=0.053228Jy sigma=1.197811 ! Inverting map ! Added new window around map position (1.4, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010261 Jy ! Component: 100 - total flux cleaned = 0.00144157 Jy ! Component: 150 - total flux cleaned = 0.00177983 Jy ! Component: 200 - total flux cleaned = 0.00208469 Jy ! Total flux subtracted in 200 components = 0.00208469 Jy ! Clean residual min=-0.000885 max=0.000907 Jy/beam ! Clean residual mean=0.000002 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.189158 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 244 components and 0.189158 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=0.053214Jy sigma=1.197445 ! Fit after self-cal, rms=0.053213Jy sigma=1.197422 ! 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=0.9971 mas, bmaj=1.527 mas, bpa=23.23 degrees ! Estimated noise=0.134649 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9971 x 1.527 at 23.23 degrees (North through East) ! Clean map min=-0.00085933 max=0.10762 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=0.7293 mas, bmaj=1.269 mas, bpa=23.05 degrees ! Estimated noise=0.330115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0804829 Jy ! Component: 100 - total flux cleaned = 0.106396 Jy ! Component: 150 - total flux cleaned = 0.122148 Jy ! Component: 200 - total flux cleaned = 0.133107 Jy ! Total flux subtracted in 200 components = 0.133107 Jy ! Clean residual min=-0.003225 max=0.006146 Jy/beam ! Clean residual mean=0.000035 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.133106 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.133106 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9971 mas, bmaj=1.527 mas, bpa=23.23 degrees ! Estimated noise=0.134649 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 = 0.0119213 Jy ! Component: 100 - total flux cleaned = 0.0198998 Jy ! Component: 150 - total flux cleaned = 0.0255517 Jy ! Component: 200 - total flux cleaned = 0.0297103 Jy ! Total flux subtracted in 200 components = 0.0297103 Jy ! Clean residual min=-0.001797 max=0.002407 Jy/beam ! Clean residual mean=0.000036 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.162817 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 64 components and 0.162817 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031393 Jy ! Component: 100 - total flux cleaned = 0.00561466 Jy ! Component: 150 - total flux cleaned = 0.00763679 Jy ! Component: 200 - total flux cleaned = 0.00935528 Jy ! Total flux subtracted in 200 components = 0.00935528 Jy ! Clean residual min=-0.001428 max=0.001188 Jy/beam ! Clean residual mean=0.000023 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.172172 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 97 components and 0.172172 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=2.251 mas, bmaj=2.427 mas, bpa=35.57 degrees ! Estimated noise=0.16823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268578 Jy ! Component: 100 - total flux cleaned = 0.00477395 Jy ! Component: 150 - total flux cleaned = 0.00649258 Jy ! Component: 200 - total flux cleaned = 0.00794311 Jy ! Total flux subtracted in 200 components = 0.00794311 Jy ! Clean residual min=-0.001406 max=0.001449 Jy/beam ! Clean residual mean=0.000029 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.180115 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 = 0.00124465 Jy ! Component: 100 - total flux cleaned = 0.00232622 Jy ! Component: 150 - total flux cleaned = 0.00327408 Jy ! Component: 200 - total flux cleaned = 0.00410914 Jy ! Total flux subtracted in 200 components = 0.00410914 Jy ! Clean residual min=-0.001140 max=0.001144 Jy/beam ! Clean residual mean=0.000016 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.184224 Jy ! Adding 136 model components to the UV plane model. ! The established model now contains 214 components and 0.184224 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9971 mas, bmaj=1.527 mas, bpa=23.23 degrees ! Estimated noise=0.134649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000678945 Jy ! Component: 100 - total flux cleaned = 0.00127963 Jy ! Component: 150 - total flux cleaned = 0.00172791 Jy ! Component: 200 - total flux cleaned = 0.00216775 Jy ! Total flux subtracted in 200 components = 0.00216775 Jy ! Clean residual min=-0.000972 max=0.000819 Jy/beam ! Clean residual mean=0.000004 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.186392 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 254 components and 0.186392 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=0.053218Jy sigma=1.197587 ! Fit after self-cal, rms=0.053212Jy sigma=1.197474 wmodel J0737+5941_X_map.mod ! Writing 254 model components to file: J0737+5941_X_map.mod wobs J0737+5941_X_uvs.fits ! Writing UV FITS file: J0737+5941_X_uvs.fits wwins J0737+5941_X_map.win ! wwins: Wrote 7 windows to J0737+5941_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0002887 Jy ! Component: 100 - total flux cleaned = -0.000331605 Jy ! Component: 150 - total flux cleaned = -0.000385664 Jy ! Component: 200 - total flux cleaned = -0.00043741 Jy ! Component: 250 - total flux cleaned = -0.000500219 Jy ! Component: 300 - total flux cleaned = -0.000548501 Jy ! Component: 350 - total flux cleaned = -0.000560156 Jy ! Component: 400 - total flux cleaned = -0.00058332 Jy ! Component: 450 - total flux cleaned = -0.000572165 Jy ! Component: 500 - total flux cleaned = -0.000594311 Jy ! Component: 550 - total flux cleaned = -0.000594303 Jy ! Component: 600 - total flux cleaned = -0.000594309 Jy ! Component: 650 - total flux cleaned = -0.000573251 Jy ! Component: 700 - total flux cleaned = -0.000542359 Jy ! Component: 750 - total flux cleaned = -0.000542468 Jy ! Component: 800 - total flux cleaned = -0.000562522 Jy ! Component: 850 - total flux cleaned = -0.000572331 Jy ! Component: 900 - total flux cleaned = -0.000543056 Jy ! Component: 950 - total flux cleaned = -0.000543054 Jy ! Component: 1000 - total flux cleaned = -0.000505292 Jy ! Component: 1050 - total flux cleaned = -0.00055243 Jy ! Component: 1100 - total flux cleaned = -0.000561595 Jy ! Component: 1150 - total flux cleaned = -0.000552324 Jy ! Component: 1200 - total flux cleaned = -0.000543282 Jy ! Component: 1250 - total flux cleaned = -0.000543295 Jy ! Component: 1300 - total flux cleaned = -0.000570036 Jy ! Component: 1350 - total flux cleaned = -0.000569882 Jy ! Component: 1400 - total flux cleaned = -0.000517901 Jy ! Component: 1450 - total flux cleaned = -0.000492088 Jy ! Component: 1500 - total flux cleaned = -0.000458139 Jy ! Component: 1550 - total flux cleaned = -0.000432983 Jy ! Component: 1600 - total flux cleaned = -0.000399661 Jy ! Component: 1650 - total flux cleaned = -0.000399607 Jy ! Component: 1700 - total flux cleaned = -0.000334244 Jy ! Component: 1750 - total flux cleaned = -0.0003668 Jy ! Component: 1800 - total flux cleaned = -0.000326529 Jy ! Component: 1850 - total flux cleaned = -0.000302608 Jy ! Component: 1900 - total flux cleaned = -0.000294738 Jy ! Component: 1950 - total flux cleaned = -0.000271196 Jy ! Component: 2000 - total flux cleaned = -0.000263581 Jy ! Component: 2050 - total flux cleaned = -0.000271304 Jy ! Component: 2100 - total flux cleaned = -0.000263656 Jy ! Component: 2150 - total flux cleaned = -0.000255996 Jy ! Component: 2200 - total flux cleaned = -0.000218312 Jy ! Component: 2250 - total flux cleaned = -0.000203288 Jy ! Component: 2300 - total flux cleaned = -0.000203266 Jy ! Component: 2350 - total flux cleaned = -0.000173743 Jy ! Component: 2400 - total flux cleaned = -0.000173716 Jy ! Component: 2450 - total flux cleaned = -0.000100764 Jy ! Component: 2500 - total flux cleaned = -7.18704e-05 Jy ! Component: 2550 - total flux cleaned = -4.30304e-05 Jy ! Component: 2600 - total flux cleaned = 1.41149e-05 Jy ! Component: 2650 - total flux cleaned = 2.11813e-05 Jy ! Component: 2700 - total flux cleaned = 0.000112833 Jy ! Component: 2750 - total flux cleaned = 0.000112825 Jy ! Component: 2800 - total flux cleaned = 0.000147644 Jy ! Component: 2850 - total flux cleaned = 0.000203098 Jy ! Component: 2900 - total flux cleaned = 0.000251281 Jy ! Component: 2950 - total flux cleaned = 0.000251256 Jy ! Component: 3000 - total flux cleaned = 0.000305626 Jy ! Component: 3050 - total flux cleaned = 0.000352993 Jy ! Component: 3100 - total flux cleaned = 0.00040007 Jy ! Component: 3150 - total flux cleaned = 0.000446856 Jy ! Component: 3200 - total flux cleaned = 0.000453512 Jy ! Component: 3250 - total flux cleaned = 0.000499776 Jy ! Component: 3300 - total flux cleaned = 0.000545796 Jy ! Component: 3350 - total flux cleaned = 0.000571978 Jy ! Component: 3400 - total flux cleaned = 0.000623971 Jy ! Component: 3450 - total flux cleaned = 0.000643386 Jy ! Component: 3500 - total flux cleaned = 0.000662673 Jy ! Component: 3550 - total flux cleaned = 0.00069469 Jy ! Component: 3600 - total flux cleaned = 0.000726591 Jy ! Component: 3650 - total flux cleaned = 0.000752015 Jy ! Component: 3700 - total flux cleaned = 0.000745682 Jy ! Component: 3750 - total flux cleaned = 0.000802218 Jy ! Component: 3800 - total flux cleaned = 0.000777272 Jy ! Component: 3850 - total flux cleaned = 0.00080842 Jy ! Component: 3900 - total flux cleaned = 0.000833215 Jy ! Component: 3950 - total flux cleaned = 0.000857934 Jy ! Component: 4000 - total flux cleaned = 0.000870178 Jy ! Component: 4050 - total flux cleaned = 0.00090079 Jy ! Total flux subtracted in 4096 components = 0.000919036 Jy ! Clean residual min=-0.000415 max=0.000351 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.187311 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 588 components and 0.187311 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0737+5941_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9971 x 1.527 at 23.23 degrees (North through East) ! Clean map min=-0.00061152 max=0.10739 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0737+5941_X_map.fits wmodel /vlbi/uf001/uva//J0737+5941_X_map.mod ! Writing 588 model components to file: /vlbi/uf001/uva//J0737+5941_X_map.mod wobs /vlbi/uf001/uva//J0737+5941_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0737+5941_X_uvs.fits wwins /vlbi/uf001/uva//J0737+5941_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0737+5941_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.10739 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000104271 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.291285 0.291285 0.582569 1.16514 2.33028 4.66056 9.32111 18.6422 37.2844 74.5689 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.107 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1029.92 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0737+5941_X_dfm.log closed on Sun Jan 13 23:31:44 2019