! Started logfile: /vlbi/uf001/uva//J1838+0404_X_dfm.log on Mon Jan 14 04:43:49 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//J1838+0404_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1838+0404_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.968324 visibilities/baseline/integration-bin. ! Found source: J1838+0404 ! ! 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 23844 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 J1838+0404_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 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.037855Jy sigma=21.646219 ! Fit after self-cal, rms=0.738092Jy sigma=15.345307 ! 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=0.6532 mas, bmaj=1.66 mas, bpa=-2.856 degrees ! Estimated noise=0.378347 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 = 0.205084 Jy ! Component: 100 - total flux cleaned = 0.249849 Jy ! Total flux subtracted in 100 components = 0.249849 Jy ! Clean residual min=-0.011623 max=0.013203 Jy/beam ! Clean residual mean=0.000000 rms=0.002062 Jy/beam ! Combined flux in latest and established models = 0.249849 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.249849 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=0.080987Jy sigma=1.614531 ! Fit after self-cal, rms=0.080983Jy sigma=1.614451 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140309 Jy ! Component: 100 - total flux cleaned = 0.0210957 Jy ! Total flux subtracted in 100 components = 0.0210957 Jy ! Clean residual min=-0.010774 max=0.011463 Jy/beam ! Clean residual mean=0.000000 rms=0.001894 Jy/beam ! Combined flux in latest and established models = 0.270944 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.270944 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=0.078432Jy sigma=1.547659 ! Fit after self-cal, rms=0.078423Jy sigma=1.547489 ! Inverting map ! Added new window around map position (5.2, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109721 Jy ! Component: 100 - total flux cleaned = 0.0173788 Jy ! Total flux subtracted in 100 components = 0.0173788 Jy ! Clean residual min=-0.009517 max=0.010302 Jy/beam ! Clean residual mean=0.000000 rms=0.001746 Jy/beam ! Combined flux in latest and established models = 0.288323 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.288323 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=0.076577Jy sigma=1.505236 ! Fit after self-cal, rms=0.076535Jy sigma=1.504532 ! 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=0.7956 mas, bmaj=1.882 mas, bpa=-2.686 degrees ! Estimated noise=0.23042 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 = 0.00687236 Jy ! Component: 100 - total flux cleaned = 0.0103761 Jy ! Component: 150 - total flux cleaned = 0.0124015 Jy ! Component: 200 - total flux cleaned = 0.0142144 Jy ! Total flux subtracted in 200 components = 0.0142144 Jy ! Clean residual min=-0.008890 max=0.011981 Jy/beam ! Clean residual mean=0.000002 rms=0.002167 Jy/beam ! Combined flux in latest and established models = 0.302537 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.302538 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=0.075752Jy sigma=1.484934 ! Fit after self-cal, rms=0.075719Jy sigma=1.484419 ! Inverting map ! Added new window around map position (2.6, 13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113181 Jy ! Component: 100 - total flux cleaned = 0.0175253 Jy ! Component: 150 - total flux cleaned = 0.0206523 Jy ! Component: 200 - total flux cleaned = 0.0223511 Jy ! Total flux subtracted in 200 components = 0.0223511 Jy ! Clean residual min=-0.008967 max=0.012012 Jy/beam ! Clean residual mean=0.000003 rms=0.001965 Jy/beam ! Combined flux in latest and established models = 0.324889 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 0.324889 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=0.073849Jy sigma=1.443478 ! Fit after self-cal, rms=0.073607Jy sigma=1.437526 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7956 x 1.882 at -2.686 degrees (North through East) ! Clean map min=-0.0077507 max=0.26595 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 0.94 KP 0.91 ! LA 0.97 MK 1.02 NL 1.14 OV 1.03 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.92 KP 0.91 ! LA 0.97 MK 1.03 NL 1.13 OV 1.01 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.00 HN 0.94 KP 0.92 ! LA 0.99 MK 1.03 NL 1.10 OV 1.03 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.93 KP 0.90 ! LA 0.95 MK 1.03 NL 1.13 OV 1.04 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 0.92 KP 0.91 ! LA 0.96 MK 1.01 NL 1.11 OV 1.03 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.94 KP 0.90 ! LA 0.99 MK 1.03 NL 1.11 OV 1.03 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.92 KP 0.89 ! LA 0.97 MK 1.01 NL 1.10 OV 1.03 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.94 KP 0.91 ! LA 0.97 MK 1.03 NL 1.11 OV 1.02 ! SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 0.93 KP 0.90 ! LA 0.97 MK 1.03 NL 1.09 OV 1.02 ! SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.94 KP 0.90 ! LA 0.97 MK 1.01 NL 1.09 OV 1.03 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.91 KP 0.87 ! LA 0.96 MK 0.98 NL 1.10 OV 1.03 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.99 HN 0.92 KP 0.88 ! LA 0.97 MK 1.04 NL 1.10 OV 1.02 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.073607Jy sigma=1.437526 ! Fit after self-cal, rms=0.069249Jy sigma=1.344523 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7929 mas, bmaj=1.896 mas, bpa=-2.504 degrees ! Estimated noise=0.230666 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 (3.8, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00886459 Jy ! Component: 100 - total flux cleaned = 0.00837006 Jy ! Component: 150 - total flux cleaned = 0.00796958 Jy ! Component: 200 - total flux cleaned = 0.00740582 Jy ! Total flux subtracted in 200 components = 0.00740582 Jy ! Clean residual min=-0.005551 max=0.005529 Jy/beam ! Clean residual mean=0.000002 rms=0.001226 Jy/beam ! Combined flux in latest and established models = 0.332294 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 0.332294 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=0.067938Jy sigma=1.317243 ! Fit after self-cal, rms=0.067913Jy sigma=1.315085 ! 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=0.067913Jy sigma=1.315085 ! Fit after self-cal, rms=0.067351Jy sigma=1.264016 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7931 mas, bmaj=1.897 mas, bpa=-2.404 degrees ! Estimated noise=0.231202 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000278731 Jy ! Component: 100 - total flux cleaned = 0.000396031 Jy ! Component: 150 - total flux cleaned = 0.000396323 Jy ! Component: 200 - total flux cleaned = 9.36324e-05 Jy ! Total flux subtracted in 200 components = 9.36324e-05 Jy ! Clean residual min=-0.003201 max=0.003371 Jy/beam ! Clean residual mean=0.000001 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.332388 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 91 components and 0.332388 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=0.067091Jy sigma=1.257692 ! Fit after self-cal, rms=0.067112Jy sigma=1.257145 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 (8.8, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036431 Jy ! Component: 100 - total flux cleaned = 0.00514458 Jy ! Component: 150 - total flux cleaned = 0.00616977 Jy ! Component: 200 - total flux cleaned = 0.00673653 Jy ! Total flux subtracted in 200 components = 0.00673653 Jy ! Clean residual min=-0.002807 max=0.002891 Jy/beam ! Clean residual mean=0.000001 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.339125 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 112 components and 0.339125 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=0.066874Jy sigma=1.250741 ! Fit after self-cal, rms=0.066849Jy sigma=1.250452 ! Inverting map ! Added new window around map position (0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00254332 Jy ! Component: 100 - total flux cleaned = 0.0029426 Jy ! Component: 150 - total flux cleaned = 0.00323505 Jy ! Component: 200 - total flux cleaned = 0.00369738 Jy ! Total flux subtracted in 200 components = 0.00369738 Jy ! Clean residual min=-0.002393 max=0.002512 Jy/beam ! Clean residual mean=0.000001 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.342822 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 129 components and 0.342822 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=0.066637Jy sigma=1.246237 ! Fit after self-cal, rms=0.066628Jy sigma=1.246043 ! Inverting map ! Added new window around map position (-5.6, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215711 Jy ! Component: 100 - total flux cleaned = 0.00271782 Jy ! Component: 150 - total flux cleaned = 0.00323207 Jy ! Component: 200 - total flux cleaned = 0.00360408 Jy ! Total flux subtracted in 200 components = 0.00360408 Jy ! Clean residual min=-0.002053 max=0.002245 Jy/beam ! Clean residual mean=0.000001 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.346426 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 139 components and 0.346426 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=0.066506Jy sigma=1.243539 ! Fit after self-cal, rms=0.066505Jy sigma=1.243469 ! Inverting map ! Added new window around map position (14, -38.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177334 Jy ! Component: 100 - total flux cleaned = 0.00219015 Jy ! Component: 150 - total flux cleaned = 0.00257599 Jy ! Component: 200 - total flux cleaned = 0.00284743 Jy ! Total flux subtracted in 200 components = 0.00284743 Jy ! Clean residual min=-0.001944 max=0.001968 Jy/beam ! Clean residual mean=0.000001 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.349274 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 155 components and 0.349274 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=0.066412Jy sigma=1.241626 ! Fit after self-cal, rms=0.066409Jy sigma=1.241559 ! 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=0.066409Jy sigma=1.241559 ! Fit after self-cal, rms=0.066827Jy sigma=1.237789 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7916 mas, bmaj=1.897 mas, bpa=-2.375 degrees ! Estimated noise=0.231413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.692e-06 Jy ! Component: 100 - total flux cleaned = 0.000407866 Jy ! Component: 150 - total flux cleaned = 0.000648182 Jy ! Component: 200 - total flux cleaned = 0.000903832 Jy ! Total flux subtracted in 200 components = 0.000903832 Jy ! Clean residual min=-0.001858 max=0.001742 Jy/beam ! Clean residual mean=0.000000 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.350177 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 168 components and 0.350177 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=0.066748Jy sigma=1.235954 ! Fit after self-cal, rms=0.066749Jy sigma=1.235852 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.72203e-05 Jy ! Component: 100 - total flux cleaned = 6.88094e-05 Jy ! Component: 150 - total flux cleaned = 0.000211433 Jy ! Component: 200 - total flux cleaned = 0.000178855 Jy ! Total flux subtracted in 200 components = 0.000178855 Jy ! Clean residual min=-0.001848 max=0.001695 Jy/beam ! Clean residual mean=0.000000 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.350356 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 178 components and 0.350356 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=0.066711Jy sigma=1.235055 ! Fit after self-cal, rms=0.066706Jy sigma=1.235035 ! 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=0.066706Jy sigma=1.235035 ! Fit after self-cal, rms=0.066827Jy sigma=1.234797 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.965 mas, bmaj=2.944 mas, bpa=-1.991 degrees ! Estimated noise=0.313762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162324 Jy ! Component: 100 - total flux cleaned = 0.00219358 Jy ! Component: 150 - total flux cleaned = 0.00253413 Jy ! Component: 200 - total flux cleaned = 0.00283221 Jy ! Total flux subtracted in 200 components = 0.00283221 Jy ! Clean residual min=-0.002606 max=0.002271 Jy/beam ! Clean residual mean=0.000000 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.353188 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 196 components and 0.353188 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=0.066811Jy sigma=1.234554 ! Fit after self-cal, rms=0.066800Jy sigma=1.234405 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 = 0.000277649 Jy ! Component: 100 - total flux cleaned = 0.000671006 Jy ! Component: 150 - total flux cleaned = 0.000973546 Jy ! Component: 200 - total flux cleaned = 0.00119907 Jy ! Total flux subtracted in 200 components = 0.00119907 Jy ! Clean residual min=-0.002583 max=0.002315 Jy/beam ! Clean residual mean=0.000000 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.354387 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 210 components and 0.354387 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=0.066795Jy sigma=1.234392 ! Fit after self-cal, rms=0.066790Jy sigma=1.234367 ! 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=0.7909 mas, bmaj=1.896 mas, bpa=-2.352 degrees ! Estimated noise=0.231373 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7909 x 1.896 at -2.352 degrees (North through East) ! Clean map min=-0.0019034 max=0.26893 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=0.6488 mas, bmaj=1.673 mas, bpa=-2.497 degrees ! Estimated noise=0.380304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.20608 Jy ! Component: 100 - total flux cleaned = 0.251777 Jy ! Component: 150 - total flux cleaned = 0.268952 Jy ! Component: 200 - total flux cleaned = 0.280706 Jy ! Total flux subtracted in 200 components = 0.280706 Jy ! Clean residual min=-0.004538 max=0.006858 Jy/beam ! Clean residual mean=-0.000000 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 0.280706 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 0.280706 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7909 mas, bmaj=1.896 mas, bpa=-2.352 degrees ! Estimated noise=0.231373 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 = 0.0120715 Jy ! Component: 100 - total flux cleaned = 0.0207299 Jy ! Component: 150 - total flux cleaned = 0.0273811 Jy ! Component: 200 - total flux cleaned = 0.0328022 Jy ! Total flux subtracted in 200 components = 0.0328022 Jy ! Clean residual min=-0.003079 max=0.003996 Jy/beam ! Clean residual mean=-0.000001 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.313509 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 37 components and 0.313509 Jy ! Inverting map ! Added new window around map position (6.2, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00474478 Jy ! Component: 100 - total flux cleaned = 0.00878441 Jy ! Component: 150 - total flux cleaned = 0.0123411 Jy ! Component: 200 - total flux cleaned = 0.0154925 Jy ! Total flux subtracted in 200 components = 0.0154925 Jy ! Clean residual min=-0.002224 max=0.002283 Jy/beam ! Clean residual mean=-0.000000 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.329001 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 55 components and 0.329001 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=1.965 mas, bmaj=2.944 mas, bpa=-1.991 degrees ! Estimated noise=0.313762 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00524486 Jy ! Component: 100 - total flux cleaned = 0.00908293 Jy ! Component: 150 - total flux cleaned = 0.0121415 Jy ! Component: 200 - total flux cleaned = 0.0146485 Jy ! Total flux subtracted in 200 components = 0.0146485 Jy ! Clean residual min=-0.002995 max=0.002452 Jy/beam ! Clean residual mean=0.000000 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.343649 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 = 0.00214455 Jy ! Component: 100 - total flux cleaned = 0.00399929 Jy ! Component: 150 - total flux cleaned = 0.00562015 Jy ! Component: 200 - total flux cleaned = 0.00704997 Jy ! Total flux subtracted in 200 components = 0.00704997 Jy ! Clean residual min=-0.002264 max=0.002398 Jy/beam ! Clean residual mean=0.000000 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.350699 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 120 components and 0.350699 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7909 mas, bmaj=1.896 mas, bpa=-2.352 degrees ! Estimated noise=0.231373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000954019 Jy ! Component: 100 - total flux cleaned = 0.00160984 Jy ! Component: 150 - total flux cleaned = 0.00197803 Jy ! Component: 200 - total flux cleaned = 0.00226715 Jy ! Total flux subtracted in 200 components = 0.00226715 Jy ! Clean residual min=-0.001696 max=0.001751 Jy/beam ! Clean residual mean=0.000000 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.352967 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 145 components and 0.352967 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=0.066828Jy sigma=1.235586 ! Fit after self-cal, rms=0.066791Jy sigma=1.234982 wmodel J1838+0404_X_map.mod ! Writing 145 model components to file: J1838+0404_X_map.mod wobs J1838+0404_X_uvs.fits ! Writing UV FITS file: J1838+0404_X_uvs.fits wwins J1838+0404_X_map.win ! wwins: Wrote 9 windows to J1838+0404_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 = 0.000301218 Jy ! Component: 100 - total flux cleaned = 0.000521655 Jy ! Component: 150 - total flux cleaned = 0.000705331 Jy ! Component: 200 - total flux cleaned = 0.000730171 Jy ! Component: 250 - total flux cleaned = 0.000656247 Jy ! Component: 300 - total flux cleaned = 0.000608948 Jy ! Component: 350 - total flux cleaned = 0.00063277 Jy ! Component: 400 - total flux cleaned = 0.000610685 Jy ! Component: 450 - total flux cleaned = 0.000677154 Jy ! Component: 500 - total flux cleaned = 0.000676797 Jy ! Component: 550 - total flux cleaned = 0.00061253 Jy ! Component: 600 - total flux cleaned = 0.000529111 Jy ! Component: 650 - total flux cleaned = 0.000488397 Jy ! Component: 700 - total flux cleaned = 0.000428336 Jy ! Component: 750 - total flux cleaned = 0.000329621 Jy ! Component: 800 - total flux cleaned = 0.000290641 Jy ! Component: 850 - total flux cleaned = 0.000137314 Jy ! Component: 900 - total flux cleaned = 6.21817e-05 Jy ! Component: 950 - total flux cleaned = 6.55317e-06 Jy ! Component: 1000 - total flux cleaned = -6.6386e-05 Jy ! Component: 1050 - total flux cleaned = -0.000120328 Jy ! Component: 1100 - total flux cleaned = -0.000102312 Jy ! Component: 1150 - total flux cleaned = -0.000208062 Jy ! Component: 1200 - total flux cleaned = -0.000277415 Jy ! Component: 1250 - total flux cleaned = -0.000362808 Jy ! Component: 1300 - total flux cleaned = -0.000430039 Jy ! Component: 1350 - total flux cleaned = -0.000479921 Jy ! Component: 1400 - total flux cleaned = -0.000561817 Jy ! Component: 1450 - total flux cleaned = -0.000610558 Jy ! Component: 1500 - total flux cleaned = -0.000626271 Jy ! Component: 1550 - total flux cleaned = -0.000689881 Jy ! Component: 1600 - total flux cleaned = -0.000736952 Jy ! Component: 1650 - total flux cleaned = -0.000783705 Jy ! Component: 1700 - total flux cleaned = -0.000829362 Jy ! Component: 1750 - total flux cleaned = -0.000860021 Jy ! Component: 1800 - total flux cleaned = -0.000905126 Jy ! Component: 1850 - total flux cleaned = -0.000994705 Jy ! Component: 1900 - total flux cleaned = -0.00102422 Jy ! Component: 1950 - total flux cleaned = -0.00103879 Jy ! Component: 2000 - total flux cleaned = -0.00113992 Jy ! Component: 2050 - total flux cleaned = -0.00115433 Jy ! Component: 2100 - total flux cleaned = -0.00118265 Jy ! Component: 2150 - total flux cleaned = -0.00123888 Jy ! Component: 2200 - total flux cleaned = -0.00122518 Jy ! Component: 2250 - total flux cleaned = -0.0012804 Jy ! Component: 2300 - total flux cleaned = -0.00133511 Jy ! Component: 2350 - total flux cleaned = -0.00134874 Jy ! Component: 2400 - total flux cleaned = -0.00138925 Jy ! Component: 2450 - total flux cleaned = -0.00142922 Jy ! Component: 2500 - total flux cleaned = -0.0014688 Jy ! Component: 2550 - total flux cleaned = -0.00152134 Jy ! Component: 2600 - total flux cleaned = -0.00157328 Jy ! Component: 2650 - total flux cleaned = -0.00157334 Jy ! Component: 2700 - total flux cleaned = -0.00158607 Jy ! Component: 2750 - total flux cleaned = -0.00162425 Jy ! Component: 2800 - total flux cleaned = -0.00172508 Jy ! Component: 2850 - total flux cleaned = -0.00171264 Jy ! Component: 2900 - total flux cleaned = -0.00171263 Jy ! Component: 2950 - total flux cleaned = -0.00167574 Jy ! Component: 3000 - total flux cleaned = -0.00172472 Jy ! Component: 3050 - total flux cleaned = -0.00174911 Jy ! Component: 3100 - total flux cleaned = -0.00171305 Jy ! Component: 3150 - total flux cleaned = -0.00172497 Jy ! Component: 3200 - total flux cleaned = -0.00173686 Jy ! Component: 3250 - total flux cleaned = -0.00173678 Jy ! Component: 3300 - total flux cleaned = -0.00171328 Jy ! Component: 3350 - total flux cleaned = -0.00172497 Jy ! Component: 3400 - total flux cleaned = -0.00173652 Jy ! Component: 3450 - total flux cleaned = -0.00171343 Jy ! Component: 3500 - total flux cleaned = -0.00171346 Jy ! Component: 3550 - total flux cleaned = -0.00171343 Jy ! Component: 3600 - total flux cleaned = -0.00171345 Jy ! Component: 3650 - total flux cleaned = -0.00172462 Jy ! Component: 3700 - total flux cleaned = -0.00172477 Jy ! Component: 3750 - total flux cleaned = -0.0018131 Jy ! Component: 3800 - total flux cleaned = -0.00178007 Jy ! Component: 3850 - total flux cleaned = -0.00184563 Jy ! Component: 3900 - total flux cleaned = -0.00182395 Jy ! Component: 3950 - total flux cleaned = -0.00186711 Jy ! Component: 4000 - total flux cleaned = -0.00192074 Jy ! Component: 4050 - total flux cleaned = -0.00194198 Jy ! Total flux subtracted in 4096 components = -0.00195248 Jy ! Clean residual min=-0.000649 max=0.000698 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.351014 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 481 components and 0.351014 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1838+0404_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7909 x 1.896 at -2.352 degrees (North through East) ! Clean map min=-0.00097889 max=0.2687 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1838+0404_X_map.fits wmodel /vlbi/uf001/uva//J1838+0404_X_map.mod ! Writing 481 model components to file: /vlbi/uf001/uva//J1838+0404_X_map.mod wobs /vlbi/uf001/uva//J1838+0404_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1838+0404_X_uvs.fits wwins /vlbi/uf001/uva//J1838+0404_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1838+0404_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.268696 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00018227 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.203504 0.203504 0.407009 0.814018 1.62804 3.25607 6.51214 13.0243 26.0486 52.0971 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.268 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1474.17 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1838+0404_X_dfm.log closed on Mon Jan 14 04:43:55 2019