! Started logfile: /vlbi/uf001/uva//J0448-2626_X_dfm.log on Sun Jan 13 22:20:08 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//J0448-2626_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0448-2626_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.993487 visibilities/baseline/integration-bin. ! Found source: J0448-2626 ! ! 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 31116 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 J0448-2626_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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008523Jy sigma=19.858747 ! Fit after self-cal, rms=0.921255Jy sigma=18.093117 ! 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=0.5992 mas, bmaj=1.623 mas, bpa=-5.416 degrees ! Estimated noise=0.442209 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 = 0.0624894 Jy ! Component: 100 - total flux cleaned = 0.0761162 Jy ! Total flux subtracted in 100 components = 0.0761162 Jy ! Clean residual min=-0.003447 max=0.005775 Jy/beam ! Clean residual mean=-0.000003 rms=0.000821 Jy/beam ! Combined flux in latest and established models = 0.0761162 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.0761162 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=0.071200Jy sigma=1.269850 ! Fit after self-cal, rms=0.070626Jy sigma=1.260970 ! Inverting map ! Added new window around map position (1.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00528932 Jy ! Component: 100 - total flux cleaned = 0.00804109 Jy ! Total flux subtracted in 100 components = 0.00804109 Jy ! Clean residual min=-0.003428 max=0.004968 Jy/beam ! Clean residual mean=-0.000003 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.0841573 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 0.0841573 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=0.070164Jy sigma=1.249068 ! Fit after self-cal, rms=0.070126Jy sigma=1.247852 ! 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=0.8131 mas, bmaj=2.043 mas, bpa=-4.987 degrees ! Estimated noise=0.211457 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, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00577428 Jy ! Component: 100 - total flux cleaned = 0.00929629 Jy ! Component: 150 - total flux cleaned = 0.011777 Jy ! Component: 200 - total flux cleaned = 0.0135707 Jy ! Total flux subtracted in 200 components = 0.0135707 Jy ! Clean residual min=-0.003111 max=0.002818 Jy/beam ! Clean residual mean=-0.000005 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.097728 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 44 components and 0.097728 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=0.069585Jy sigma=1.236257 ! Fit after self-cal, rms=0.069566Jy sigma=1.235346 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8131 x 2.043 at -4.987 degrees (North through East) ! Clean map min=-0.0027119 max=0.07882 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.12 KP 0.95 ! LA 1.09 MK 0.98 NL 1.04 OV 0.96 ! PT 0.85 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.16 KP 0.96 ! LA 1.08 MK 1.06 NL 1.09 OV 0.93 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.95 HN 1.12 KP 0.96 ! LA 1.07 MK 1.02 NL 1.08 OV 0.91 ! PT 0.87 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HN 1.11 KP 0.96 ! LA 1.10 MK 0.96 NL 1.04 OV 0.89 ! PT 0.90 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.14 KP 0.96 ! LA 1.06 MK 1.01 NL 1.10 OV 0.91 ! PT 0.86 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.05 KP 0.99 ! LA 1.08 MK 0.99 NL 1.05 OV 0.94 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.08 KP 0.96 ! LA 1.07 MK 1.01 NL 1.10 OV 0.88 ! PT 0.87 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HN 1.10 KP 0.97 ! LA 1.06 MK 0.99 NL 1.08 OV 0.90 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 1.07 KP 0.98 ! LA 1.08 MK 0.98 NL 1.04 OV 0.90 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 1.07 KP 0.95 ! LA 1.05 MK 0.99 NL 1.03 OV 0.91 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 1.08 KP 0.96 ! LA 1.11 MK 0.97 NL 1.06 OV 0.88 ! PT 0.85 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 1.09 KP 1.02 ! LA 1.01 MK 1.01 NL 1.04 OV 0.93 ! PT 0.90 SC 0.99 ! ! ! Fit before self-cal, rms=0.069566Jy sigma=1.235346 ! Fit after self-cal, rms=0.071342Jy sigma=1.223056 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8164 mas, bmaj=2.051 mas, bpa=-4.865 degrees ! Estimated noise=0.211365 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 = -0.00135413 Jy ! Component: 100 - total flux cleaned = -0.00146236 Jy ! Component: 150 - total flux cleaned = -0.0015509 Jy ! Component: 200 - total flux cleaned = -0.00160198 Jy ! Total flux subtracted in 200 components = -0.00160198 Jy ! Clean residual min=-0.001790 max=0.001731 Jy/beam ! Clean residual mean=-0.000004 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.096126 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 0.096126 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=0.071301Jy sigma=1.222224 ! Fit after self-cal, rms=0.071402Jy sigma=1.221702 ! 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=0.071402Jy sigma=1.221702 ! Fit after self-cal, rms=0.073025Jy sigma=1.215264 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8181 mas, bmaj=2.052 mas, bpa=-4.824 degrees ! Estimated noise=0.211667 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000976789 Jy ! Component: 100 - total flux cleaned = -0.00109125 Jy ! Component: 150 - total flux cleaned = -0.00109169 Jy ! Component: 200 - total flux cleaned = -0.00109255 Jy ! Total flux subtracted in 200 components = -0.00109255 Jy ! Clean residual min=-0.001213 max=0.001344 Jy/beam ! Clean residual mean=-0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0950335 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.0950335 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=0.073007Jy sigma=1.214864 ! Fit after self-cal, rms=0.073041Jy sigma=1.214681 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 (-3.8, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128458 Jy ! Component: 100 - total flux cleaned = 0.00159491 Jy ! Component: 150 - total flux cleaned = 0.0017642 Jy ! Component: 200 - total flux cleaned = 0.00181058 Jy ! Total flux subtracted in 200 components = 0.00181058 Jy ! Clean residual min=-0.001247 max=0.001188 Jy/beam ! Clean residual mean=-0.000002 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0968441 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 99 components and 0.0968441 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=0.073018Jy sigma=1.214134 ! Fit after self-cal, rms=0.073012Jy sigma=1.214088 ! 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=0.073012Jy sigma=1.214088 ! Fit after self-cal, rms=0.073973Jy sigma=1.213649 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8187 mas, bmaj=2.052 mas, bpa=-4.779 degrees ! Estimated noise=0.211306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000412438 Jy ! Component: 100 - total flux cleaned = -0.000393631 Jy ! Component: 150 - total flux cleaned = -0.000393296 Jy ! Component: 200 - total flux cleaned = -0.000392833 Jy ! Total flux subtracted in 200 components = -0.000392833 Jy ! Clean residual min=-0.001030 max=0.001102 Jy/beam ! Clean residual mean=-0.000002 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0964513 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 107 components and 0.0964513 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=0.073961Jy sigma=1.213452 ! Fit after self-cal, rms=0.073976Jy sigma=1.213413 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 (-41.6, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00048175 Jy ! Component: 100 - total flux cleaned = 0.000429654 Jy ! Component: 150 - total flux cleaned = 0.000363842 Jy ! Component: 200 - total flux cleaned = 0.000308021 Jy ! Total flux subtracted in 200 components = 0.000308021 Jy ! Clean residual min=-0.001015 max=0.000967 Jy/beam ! Clean residual mean=-0.000002 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0967593 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 126 components and 0.0967593 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=0.073950Jy sigma=1.213031 ! Fit after self-cal, rms=0.073947Jy sigma=1.212995 ! 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=0.073947Jy sigma=1.212995 ! Fit after self-cal, rms=0.074041Jy sigma=1.212929 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.249 mas, bmaj=5.335 mas, bpa=-0.234 degrees ! Estimated noise=0.265571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000137998 Jy ! Component: 100 - total flux cleaned = -0.000150308 Jy ! Component: 150 - total flux cleaned = -0.000234534 Jy ! Component: 200 - total flux cleaned = -0.000290328 Jy ! Total flux subtracted in 200 components = -0.000290328 Jy ! Clean residual min=-0.000950 max=0.000933 Jy/beam ! Clean residual mean=-0.000003 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.096469 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 137 components and 0.096469 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=0.074035Jy sigma=1.212853 ! Fit after self-cal, rms=0.074038Jy sigma=1.212842 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 = -7.58764e-05 Jy ! Component: 100 - total flux cleaned = -6.69439e-05 Jy ! Component: 150 - total flux cleaned = -8.31163e-05 Jy ! Component: 200 - total flux cleaned = -9.8265e-05 Jy ! Total flux subtracted in 200 components = -9.8265e-05 Jy ! Clean residual min=-0.000936 max=0.000925 Jy/beam ! Clean residual mean=-0.000003 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0963707 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 138 components and 0.0963707 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=0.074034Jy sigma=1.212813 ! Fit after self-cal, rms=0.074034Jy sigma=1.212806 ! 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=0.8186 mas, bmaj=2.052 mas, bpa=-4.769 degrees ! Estimated noise=0.210756 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8186 x 2.052 at -4.769 degrees (North through East) ! Clean map min=-0.0008435 max=0.079101 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=0.6007 mas, bmaj=1.623 mas, bpa=-4.95 degrees ! Estimated noise=0.44558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0631557 Jy ! Component: 100 - total flux cleaned = 0.0769372 Jy ! Component: 150 - total flux cleaned = 0.0810836 Jy ! Component: 200 - total flux cleaned = 0.0837165 Jy ! Total flux subtracted in 200 components = 0.0837165 Jy ! Clean residual min=-0.002106 max=0.002453 Jy/beam ! Clean residual mean=-0.000003 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.0837164 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0837164 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8186 mas, bmaj=2.052 mas, bpa=-4.769 degrees ! Estimated noise=0.210756 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 = 0.00343913 Jy ! Component: 100 - total flux cleaned = 0.0055193 Jy ! Component: 150 - total flux cleaned = 0.00710897 Jy ! Component: 200 - total flux cleaned = 0.00819738 Jy ! Total flux subtracted in 200 components = 0.00819738 Jy ! Clean residual min=-0.001045 max=0.001065 Jy/beam ! Clean residual mean=-0.000002 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0919138 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 61 components and 0.0919138 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=2.249 mas, bmaj=5.335 mas, bpa=-0.234 degrees ! Estimated noise=0.265571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160806 Jy ! Component: 100 - total flux cleaned = 0.00262236 Jy ! Component: 150 - total flux cleaned = 0.00330589 Jy ! Component: 200 - total flux cleaned = 0.00359794 Jy ! Total flux subtracted in 200 components = 0.00359794 Jy ! Clean residual min=-0.000981 max=0.000821 Jy/beam ! Clean residual mean=-0.000003 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.0955117 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 = 0.000245521 Jy ! Component: 100 - total flux cleaned = 0.000300869 Jy ! Component: 150 - total flux cleaned = 0.000338944 Jy ! Component: 200 - total flux cleaned = 0.000374387 Jy ! Total flux subtracted in 200 components = 0.000374387 Jy ! Clean residual min=-0.000919 max=0.000842 Jy/beam ! Clean residual mean=-0.000003 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0958861 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 102 components and 0.0958861 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8186 mas, bmaj=2.052 mas, bpa=-4.769 degrees ! Estimated noise=0.210756 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.05293e-05 Jy ! Component: 100 - total flux cleaned = 0.000164874 Jy ! Component: 150 - total flux cleaned = 0.000187489 Jy ! Component: 200 - total flux cleaned = 0.00018782 Jy ! Total flux subtracted in 200 components = 0.00018782 Jy ! Clean residual min=-0.001015 max=0.001017 Jy/beam ! Clean residual mean=-0.000002 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.096074 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 117 components and 0.096074 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=0.074046Jy sigma=1.213077 ! Fit after self-cal, rms=0.074041Jy sigma=1.212989 wmodel J0448-2626_X_map.mod ! Writing 117 model components to file: J0448-2626_X_map.mod wobs J0448-2626_X_uvs.fits ! Writing UV FITS file: J0448-2626_X_uvs.fits wwins J0448-2626_X_map.win ! wwins: Wrote 5 windows to J0448-2626_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 = 0.000254031 Jy ! Component: 100 - total flux cleaned = 0.000421058 Jy ! Component: 150 - total flux cleaned = 0.00054696 Jy ! Component: 200 - total flux cleaned = 0.000653465 Jy ! Component: 250 - total flux cleaned = 0.000801229 Jy ! Component: 300 - total flux cleaned = 0.000887472 Jy ! Component: 350 - total flux cleaned = 0.000957893 Jy ! Component: 400 - total flux cleaned = 0.00101291 Jy ! Component: 450 - total flux cleaned = 0.00105371 Jy ! Component: 500 - total flux cleaned = 0.00114681 Jy ! Component: 550 - total flux cleaned = 0.00123776 Jy ! Component: 600 - total flux cleaned = 0.00132689 Jy ! Component: 650 - total flux cleaned = 0.00136432 Jy ! Component: 700 - total flux cleaned = 0.00138883 Jy ! Component: 750 - total flux cleaned = 0.00143735 Jy ! Component: 800 - total flux cleaned = 0.00147333 Jy ! Component: 850 - total flux cleaned = 0.00148516 Jy ! Component: 900 - total flux cleaned = 0.00148518 Jy ! Component: 950 - total flux cleaned = 0.00149669 Jy ! Component: 1000 - total flux cleaned = 0.00146231 Jy ! Component: 1050 - total flux cleaned = 0.00148505 Jy ! Component: 1100 - total flux cleaned = 0.00150751 Jy ! Component: 1150 - total flux cleaned = 0.00152967 Jy ! Component: 1200 - total flux cleaned = 0.00150778 Jy ! Component: 1250 - total flux cleaned = 0.00155134 Jy ! Component: 1300 - total flux cleaned = 0.00155153 Jy ! Component: 1350 - total flux cleaned = 0.00160487 Jy ! Component: 1400 - total flux cleaned = 0.00163641 Jy ! Component: 1450 - total flux cleaned = 0.00160497 Jy ! Component: 1500 - total flux cleaned = 0.00160507 Jy ! Component: 1550 - total flux cleaned = 0.0015845 Jy ! Component: 1600 - total flux cleaned = 0.00155402 Jy ! Component: 1650 - total flux cleaned = 0.00151363 Jy ! Component: 1700 - total flux cleaned = 0.00150362 Jy ! Component: 1750 - total flux cleaned = 0.00150355 Jy ! Component: 1800 - total flux cleaned = 0.00147382 Jy ! Component: 1850 - total flux cleaned = 0.00147362 Jy ! Component: 1900 - total flux cleaned = 0.00142496 Jy ! Component: 1950 - total flux cleaned = 0.00144423 Jy ! Component: 2000 - total flux cleaned = 0.00138674 Jy ! Component: 2050 - total flux cleaned = 0.00142488 Jy ! Component: 2100 - total flux cleaned = 0.00140577 Jy ! Component: 2150 - total flux cleaned = 0.00134019 Jy ! Component: 2200 - total flux cleaned = 0.00135884 Jy ! Component: 2250 - total flux cleaned = 0.00136801 Jy ! Component: 2300 - total flux cleaned = 0.00136797 Jy ! Component: 2350 - total flux cleaned = 0.00135875 Jy ! Component: 2400 - total flux cleaned = 0.00137684 Jy ! Component: 2450 - total flux cleaned = 0.00135885 Jy ! Component: 2500 - total flux cleaned = 0.00138574 Jy ! Component: 2550 - total flux cleaned = 0.00133237 Jy ! Component: 2600 - total flux cleaned = 0.0013766 Jy ! Component: 2650 - total flux cleaned = 0.00135019 Jy ! Component: 2700 - total flux cleaned = 0.00135881 Jy ! Component: 2750 - total flux cleaned = 0.00136752 Jy ! Component: 2800 - total flux cleaned = 0.00135026 Jy ! Component: 2850 - total flux cleaned = 0.0013588 Jy ! Component: 2900 - total flux cleaned = 0.00133322 Jy ! Component: 2950 - total flux cleaned = 0.0013586 Jy ! Component: 3000 - total flux cleaned = 0.00133347 Jy ! Component: 3050 - total flux cleaned = 0.00135015 Jy ! Component: 3100 - total flux cleaned = 0.0013253 Jy ! Component: 3150 - total flux cleaned = 0.0013253 Jy ! Component: 3200 - total flux cleaned = 0.00134999 Jy ! Component: 3250 - total flux cleaned = 0.00136636 Jy ! Component: 3300 - total flux cleaned = 0.00135823 Jy ! Component: 3350 - total flux cleaned = 0.00137444 Jy ! Component: 3400 - total flux cleaned = 0.00140663 Jy ! Component: 3450 - total flux cleaned = 0.00141458 Jy ! Component: 3500 - total flux cleaned = 0.00143054 Jy ! Component: 3550 - total flux cleaned = 0.00139873 Jy ! Component: 3600 - total flux cleaned = 0.00143026 Jy ! Component: 3650 - total flux cleaned = 0.00139888 Jy ! Component: 3700 - total flux cleaned = 0.00139891 Jy ! Component: 3750 - total flux cleaned = 0.00140672 Jy ! Component: 3800 - total flux cleaned = 0.00145316 Jy ! Component: 3850 - total flux cleaned = 0.00140701 Jy ! Component: 3900 - total flux cleaned = 0.0014377 Jy ! Component: 3950 - total flux cleaned = 0.00142243 Jy ! Component: 4000 - total flux cleaned = 0.00142242 Jy ! Component: 4050 - total flux cleaned = 0.00142244 Jy ! Total flux subtracted in 4096 components = 0.00139987 Jy ! Clean residual min=-0.000430 max=0.000431 Jy/beam ! Clean residual mean=-0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0974738 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 412 components and 0.0974739 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0448-2626_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8186 x 2.052 at -4.769 degrees (North through East) ! Clean map min=-0.00070858 max=0.079791 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0448-2626_X_map.fits wmodel /vlbi/uf001/uva//J0448-2626_X_map.mod ! Writing 412 model components to file: /vlbi/uf001/uva//J0448-2626_X_map.mod wobs /vlbi/uf001/uva//J0448-2626_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0448-2626_X_uvs.fits wwins /vlbi/uf001/uva//J0448-2626_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0448-2626_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.079791 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127584 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.479694 0.479694 0.959389 1.91878 3.83755 7.67511 15.3502 30.7004 61.4009 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.079 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 625.398 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0448-2626_X_dfm.log closed on Sun Jan 13 22:20:14 2019