! Started logfile: /vlbi/uf001/uva//J0705+3958_X_dfm.log on Sun Jan 13 23:18:27 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J0705+3958_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0705+3958_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.998051 visibilities/baseline/integration-bin. ! Found source: J0705+3958 ! ! 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 30720 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 J0705+3958_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=1.002714Jy sigma=26.463079 ! Fit after self-cal, rms=0.954655Jy sigma=25.188704 ! 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=0.7351 mas, bmaj=1.241 mas, bpa=3.867 degrees ! Estimated noise=0.312151 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 = 0.035415 Jy ! Component: 100 - total flux cleaned = 0.0437395 Jy ! Total flux subtracted in 100 components = 0.0437395 Jy ! Clean residual min=-0.002510 max=0.004743 Jy/beam ! Clean residual mean=0.000003 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.0437395 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0437395 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=0.055330Jy sigma=1.389542 ! Fit after self-cal, rms=0.053782Jy sigma=1.349542 ! Inverting map ! Added new window around map position (-1, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00566248 Jy ! Component: 100 - total flux cleaned = 0.00890672 Jy ! Total flux subtracted in 100 components = 0.00890672 Jy ! Clean residual min=-0.002288 max=0.002168 Jy/beam ! Clean residual mean=0.000002 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.0526462 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0526462 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=0.053025Jy sigma=1.328423 ! Fit after self-cal, rms=0.052995Jy sigma=1.327452 ! 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=0.9555 mas, bmaj=1.568 mas, bpa=3.882 degrees ! Estimated noise=0.156286 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 = 0.0037366 Jy ! Component: 100 - total flux cleaned = 0.005771 Jy ! Component: 150 - total flux cleaned = 0.00708021 Jy ! Component: 200 - total flux cleaned = 0.0079415 Jy ! Total flux subtracted in 200 components = 0.0079415 Jy ! Clean residual min=-0.001469 max=0.002245 Jy/beam ! Clean residual mean=0.000004 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.0605877 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 0.0605877 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=0.052719Jy sigma=1.320154 ! Fit after self-cal, rms=0.052697Jy sigma=1.319273 ! Inverting map ! Added new window around map position (2.2, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00216041 Jy ! Component: 100 - total flux cleaned = 0.00349317 Jy ! Component: 150 - total flux cleaned = 0.00420304 Jy ! Component: 200 - total flux cleaned = 0.00440294 Jy ! Total flux subtracted in 200 components = 0.00440294 Jy ! Clean residual min=-0.001245 max=0.001709 Jy/beam ! Clean residual mean=0.000003 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0649907 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 50 components and 0.0649907 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=0.052599Jy sigma=1.316452 ! Fit after self-cal, rms=0.052577Jy sigma=1.316088 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9555 x 1.568 at 3.882 degrees (North through East) ! Clean map min=-0.0012052 max=0.046666 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.99 HN 1.00 KP 1.02 ! LA 1.01 MK 1.04 NL 1.15 OV 0.91 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.00 KP 0.98 ! LA 0.99 MK 1.03 NL 1.16 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.00 HN 0.96 KP 0.99 ! LA 1.01 MK 1.02 NL 1.11 OV 0.94 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.96 KP 0.95 ! LA 0.99 MK 1.06 NL 1.09 OV 0.93 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 0.98 KP 0.98 ! LA 1.02 MK 1.03 NL 1.11 OV 0.92 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.98 KP 1.01 ! LA 0.97 MK 0.99 NL 1.14 OV 0.95 ! PT 1.00 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.97 KP 0.98 ! LA 0.98 MK 1.09 NL 1.10 OV 1.01 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.90 KP 1.02 ! LA 1.03 MK 1.05 NL 1.13 OV 0.94 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 0.96 KP 1.03 ! LA 0.97 MK 1.04 NL 1.11 OV 0.96 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.99 KP 1.05 ! LA 1.02 MK 1.11 NL 1.11 OV 0.90 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.84 KP 0.97 ! LA 1.00 MK 0.98 NL 1.18 OV 0.95 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.97 KP 1.09 ! LA 1.00 MK 0.92 NL 1.05 OV 0.93 ! PT 0.89 SC 0.85 ! ! ! Fit before self-cal, rms=0.052577Jy sigma=1.316088 ! Fit after self-cal, rms=0.052049Jy sigma=1.310700 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9523 mas, bmaj=1.569 mas, bpa=4.4 degrees ! Estimated noise=0.157051 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 = -8.28663e-05 Jy ! Component: 100 - total flux cleaned = -0.00021914 Jy ! Component: 150 - total flux cleaned = -0.000276014 Jy ! Component: 200 - total flux cleaned = -0.000310322 Jy ! Total flux subtracted in 200 components = -0.000310322 Jy ! Clean residual min=-0.000955 max=0.000915 Jy/beam ! Clean residual mean=0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0646804 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 68 components and 0.0646804 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=0.052031Jy sigma=1.310215 ! Fit after self-cal, rms=0.052053Jy sigma=1.309826 ! 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=0.052053Jy sigma=1.309826 ! Fit after self-cal, rms=0.052444Jy sigma=1.306819 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9538 mas, bmaj=1.561 mas, bpa=4.114 degrees ! Estimated noise=0.157419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000192824 Jy ! Component: 100 - total flux cleaned = -0.000327552 Jy ! Component: 150 - total flux cleaned = -0.000398042 Jy ! Component: 200 - total flux cleaned = -0.000447827 Jy ! Total flux subtracted in 200 components = -0.000447827 Jy ! Clean residual min=-0.000869 max=0.000881 Jy/beam ! Clean residual mean=0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0642325 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 74 components and 0.0642325 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=0.052435Jy sigma=1.306582 ! Fit after self-cal, rms=0.052455Jy sigma=1.306386 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 (-20.2, 29.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00052459 Jy ! Component: 100 - total flux cleaned = 0.000593775 Jy ! Component: 150 - total flux cleaned = 0.000579852 Jy ! Component: 200 - total flux cleaned = 0.000592658 Jy ! Total flux subtracted in 200 components = 0.000592658 Jy ! Clean residual min=-0.000852 max=0.000829 Jy/beam ! Clean residual mean=0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0648252 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 0.0648252 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=0.052442Jy sigma=1.306046 ! Fit after self-cal, rms=0.052441Jy sigma=1.306004 ! Inverting map ! Added new window around map position (39, -32.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000274831 Jy ! Component: 100 - total flux cleaned = 0.000232912 Jy ! Component: 150 - total flux cleaned = 0.000319585 Jy ! Component: 200 - total flux cleaned = 0.000396852 Jy ! Total flux subtracted in 200 components = 0.000396852 Jy ! Clean residual min=-0.000793 max=0.000772 Jy/beam ! Clean residual mean=0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.065222 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 103 components and 0.065222 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=0.052424Jy sigma=1.305516 ! Fit after self-cal, rms=0.052422Jy sigma=1.305474 ! 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=0.052422Jy sigma=1.305474 ! Fit after self-cal, rms=0.052543Jy sigma=1.305465 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9537 mas, bmaj=1.56 mas, bpa=4.308 degrees ! Estimated noise=0.157585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208819 Jy ! Component: 100 - total flux cleaned = 0.000239986 Jy ! Component: 150 - total flux cleaned = 0.000267953 Jy ! Component: 200 - total flux cleaned = 0.000281344 Jy ! Total flux subtracted in 200 components = 0.000281344 Jy ! Clean residual min=-0.000777 max=0.000768 Jy/beam ! Clean residual mean=0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0655034 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 107 components and 0.0655034 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=0.052535Jy sigma=1.305243 ! Fit after self-cal, rms=0.052538Jy sigma=1.305217 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.91465e-05 Jy ! Component: 100 - total flux cleaned = 5.14329e-05 Jy ! Component: 150 - total flux cleaned = 7.47822e-05 Jy ! Component: 200 - total flux cleaned = 9.72745e-05 Jy ! Total flux subtracted in 200 components = 9.72745e-05 Jy ! Clean residual min=-0.000771 max=0.000761 Jy/beam ! Clean residual mean=0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0656006 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 113 components and 0.0656006 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=0.052533Jy sigma=1.305080 ! Fit after self-cal, rms=0.052532Jy sigma=1.305072 ! 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=0.052532Jy sigma=1.305072 ! Fit after self-cal, rms=0.052600Jy sigma=1.305075 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.132 mas, bmaj=2.58 mas, bpa=7.642 degrees ! Estimated noise=0.199343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00014554 Jy ! Component: 100 - total flux cleaned = 0.000214425 Jy ! Component: 150 - total flux cleaned = 0.000262747 Jy ! Component: 200 - total flux cleaned = 0.000287166 Jy ! Total flux subtracted in 200 components = 0.000287166 Jy ! Clean residual min=-0.000969 max=0.000960 Jy/beam ! Clean residual mean=0.000002 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0658878 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 120 components and 0.0658878 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=0.052600Jy sigma=1.305018 ! Fit after self-cal, rms=0.052599Jy sigma=1.305001 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 = 0.000100611 Jy ! Component: 100 - total flux cleaned = 0.000115899 Jy ! Component: 150 - total flux cleaned = 0.000129461 Jy ! Component: 200 - total flux cleaned = 0.000129217 Jy ! Total flux subtracted in 200 components = 0.000129217 Jy ! Clean residual min=-0.000944 max=0.000939 Jy/beam ! Clean residual mean=0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.066017 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 130 components and 0.066017 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=0.052599Jy sigma=1.304982 ! Fit after self-cal, rms=0.052599Jy sigma=1.304980 ! 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=0.9531 mas, bmaj=1.56 mas, bpa=4.434 degrees ! Estimated noise=0.157798 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9531 x 1.56 at 4.434 degrees (North through East) ! Clean map min=-0.0010029 max=0.046949 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=0.7315 mas, bmaj=1.233 mas, bpa=4.386 degrees ! Estimated noise=0.314029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0367465 Jy ! Component: 100 - total flux cleaned = 0.0470602 Jy ! Component: 150 - total flux cleaned = 0.0526002 Jy ! Component: 200 - total flux cleaned = 0.055598 Jy ! Total flux subtracted in 200 components = 0.055598 Jy ! Clean residual min=-0.001918 max=0.001718 Jy/beam ! Clean residual mean=0.000001 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.055598 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.055598 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9531 mas, bmaj=1.56 mas, bpa=4.434 degrees ! Estimated noise=0.157798 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 = 0.00286347 Jy ! Component: 100 - total flux cleaned = 0.00453645 Jy ! Component: 150 - total flux cleaned = 0.00573705 Jy ! Component: 200 - total flux cleaned = 0.00650613 Jy ! Total flux subtracted in 200 components = 0.00650613 Jy ! Clean residual min=-0.000986 max=0.000893 Jy/beam ! Clean residual mean=0.000002 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0621041 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 41 components and 0.0621041 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=2.132 mas, bmaj=2.58 mas, bpa=7.642 degrees ! Estimated noise=0.199343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133589 Jy ! Component: 100 - total flux cleaned = 0.00220022 Jy ! Component: 150 - total flux cleaned = 0.0025901 Jy ! Component: 200 - total flux cleaned = 0.00277466 Jy ! Total flux subtracted in 200 components = 0.00277466 Jy ! Clean residual min=-0.000959 max=0.000964 Jy/beam ! Clean residual mean=0.000003 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0648788 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 = 0.000171636 Jy ! Component: 100 - total flux cleaned = 0.000261069 Jy ! Component: 150 - total flux cleaned = 0.000274549 Jy ! Component: 200 - total flux cleaned = 0.000299461 Jy ! Total flux subtracted in 200 components = 0.000299461 Jy ! Clean residual min=-0.000944 max=0.000950 Jy/beam ! Clean residual mean=0.000003 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0651783 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 97 components and 0.0651782 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9531 mas, bmaj=1.56 mas, bpa=4.434 degrees ! Estimated noise=0.157798 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.90046e-05 Jy ! Component: 100 - total flux cleaned = 7.25149e-05 Jy ! Component: 150 - total flux cleaned = 0.000145903 Jy ! Component: 200 - total flux cleaned = 0.000179066 Jy ! Total flux subtracted in 200 components = 0.000179066 Jy ! Clean residual min=-0.000808 max=0.000759 Jy/beam ! Clean residual mean=0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0653573 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.0653573 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=0.052616Jy sigma=1.305392 ! Fit after self-cal, rms=0.052610Jy sigma=1.305261 wmodel J0705+3958_X_map.mod ! Writing 115 model components to file: J0705+3958_X_map.mod wobs J0705+3958_X_uvs.fits ! Writing UV FITS file: J0705+3958_X_uvs.fits wwins J0705+3958_X_map.win ! wwins: Wrote 5 windows to J0705+3958_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 = -4.71806e-05 Jy ! Component: 100 - total flux cleaned = -4.96005e-06 Jy ! Component: 150 - total flux cleaned = 0.0001149 Jy ! Component: 200 - total flux cleaned = 0.000205602 Jy ! Component: 250 - total flux cleaned = 0.000269272 Jy ! Component: 300 - total flux cleaned = 0.000344159 Jy ! Component: 350 - total flux cleaned = 0.000380941 Jy ! Component: 400 - total flux cleaned = 0.000417348 Jy ! Component: 450 - total flux cleaned = 0.000452873 Jy ! Component: 500 - total flux cleaned = 0.000429538 Jy ! Component: 550 - total flux cleaned = 0.000418243 Jy ! Component: 600 - total flux cleaned = 0.000407045 Jy ! Component: 650 - total flux cleaned = 0.000418311 Jy ! Component: 700 - total flux cleaned = 0.00046216 Jy ! Component: 750 - total flux cleaned = 0.00045112 Jy ! Component: 800 - total flux cleaned = 0.000461942 Jy ! Component: 850 - total flux cleaned = 0.00049377 Jy ! Component: 900 - total flux cleaned = 0.000525407 Jy ! Component: 950 - total flux cleaned = 0.0005567 Jy ! Component: 1000 - total flux cleaned = 0.000618444 Jy ! Component: 1050 - total flux cleaned = 0.000648775 Jy ! Component: 1100 - total flux cleaned = 0.000628591 Jy ! Component: 1150 - total flux cleaned = 0.000658581 Jy ! Component: 1200 - total flux cleaned = 0.000668453 Jy ! Component: 1250 - total flux cleaned = 0.000668368 Jy ! Component: 1300 - total flux cleaned = 0.000668387 Jy ! Component: 1350 - total flux cleaned = 0.000629843 Jy ! Component: 1400 - total flux cleaned = 0.000668275 Jy ! Component: 1450 - total flux cleaned = 0.000658745 Jy ! Component: 1500 - total flux cleaned = 0.000630533 Jy ! Component: 1550 - total flux cleaned = 0.000639863 Jy ! Component: 1600 - total flux cleaned = 0.000630761 Jy ! Component: 1650 - total flux cleaned = 0.00062152 Jy ! Component: 1700 - total flux cleaned = 0.000612401 Jy ! Component: 1750 - total flux cleaned = 0.00063057 Jy ! Component: 1800 - total flux cleaned = 0.000594672 Jy ! Component: 1850 - total flux cleaned = 0.000594711 Jy ! Component: 1900 - total flux cleaned = 0.000585874 Jy ! Component: 1950 - total flux cleaned = 0.000568363 Jy ! Component: 2000 - total flux cleaned = 0.000568444 Jy ! Component: 2050 - total flux cleaned = 0.000551077 Jy ! Component: 2100 - total flux cleaned = 0.000542404 Jy ! Component: 2150 - total flux cleaned = 0.000508143 Jy ! Component: 2200 - total flux cleaned = 0.00050808 Jy ! Component: 2250 - total flux cleaned = 0.000491123 Jy ! Component: 2300 - total flux cleaned = 0.000491046 Jy ! Component: 2350 - total flux cleaned = 0.000465863 Jy ! Component: 2400 - total flux cleaned = 0.000449281 Jy ! Component: 2450 - total flux cleaned = 0.000474009 Jy ! Component: 2500 - total flux cleaned = 0.00038357 Jy ! Component: 2550 - total flux cleaned = 0.000367208 Jy ! Component: 2600 - total flux cleaned = 0.000334664 Jy ! Component: 2650 - total flux cleaned = 0.000342724 Jy ! Component: 2700 - total flux cleaned = 0.000302569 Jy ! Component: 2750 - total flux cleaned = 0.000270644 Jy ! Component: 2800 - total flux cleaned = 0.000278672 Jy ! Component: 2850 - total flux cleaned = 0.000270762 Jy ! Component: 2900 - total flux cleaned = 0.000239228 Jy ! Component: 2950 - total flux cleaned = 0.00020781 Jy ! Component: 3000 - total flux cleaned = 0.000223411 Jy ! Component: 3050 - total flux cleaned = 0.000153578 Jy ! Component: 3100 - total flux cleaned = 0.000115043 Jy ! Component: 3150 - total flux cleaned = 0.000122688 Jy ! Component: 3200 - total flux cleaned = 6.15274e-05 Jy ! Component: 3250 - total flux cleaned = 5.38501e-05 Jy ! Component: 3300 - total flux cleaned = 8.44746e-06 Jy ! Component: 3350 - total flux cleaned = -1.42099e-05 Jy ! Component: 3400 - total flux cleaned = -2.92258e-05 Jy ! Component: 3450 - total flux cleaned = -8.14206e-05 Jy ! Component: 3500 - total flux cleaned = -5.16581e-05 Jy ! Component: 3550 - total flux cleaned = -0.000103376 Jy ! Component: 3600 - total flux cleaned = -0.000132874 Jy ! Component: 3650 - total flux cleaned = -0.000154789 Jy ! Component: 3700 - total flux cleaned = -0.000213145 Jy ! Component: 3750 - total flux cleaned = -0.000242181 Jy ! Component: 3800 - total flux cleaned = -0.000242107 Jy ! Component: 3850 - total flux cleaned = -0.000249309 Jy ! Component: 3900 - total flux cleaned = -0.000263627 Jy ! Component: 3950 - total flux cleaned = -0.000306376 Jy ! Component: 4000 - total flux cleaned = -0.00032772 Jy ! Component: 4050 - total flux cleaned = -0.000356038 Jy ! Total flux subtracted in 4096 components = -0.000384156 Jy ! Clean residual min=-0.000440 max=0.000428 Jy/beam ! Clean residual mean=0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0649731 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 434 components and 0.0649732 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0705+3958_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9531 x 1.56 at 4.434 degrees (North through East) ! Clean map min=-0.00087289 max=0.046867 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0705+3958_X_map.fits wmodel /vlbi/uf001/uva//J0705+3958_X_map.mod ! Writing 434 model components to file: /vlbi/uf001/uva//J0705+3958_X_map.mod wobs /vlbi/uf001/uva//J0705+3958_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0705+3958_X_uvs.fits wwins /vlbi/uf001/uva//J0705+3958_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0705+3958_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0468673 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120343 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.770322 0.770322 1.54064 3.08129 6.16258 12.3252 24.6503 49.3006 98.6012 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.046 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 389.447 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0705+3958_X_dfm.log closed on Sun Jan 13 23:18:33 2019