! Started logfile: /vlbi/uf001/uva//J2041-2718_X_dfm.log on Mon Jan 14 05:35:52 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//J2041-2718_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2041-2718_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.893567 visibilities/baseline/integration-bin. ! Found source: J2041-2718 ! ! 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 18336 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 J2041-2718_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 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007615Jy sigma=21.569980 ! Fit after self-cal, rms=0.920487Jy sigma=19.634054 ! 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=0.6316 mas, bmaj=1.539 mas, bpa=-3.276 degrees ! Estimated noise=0.49604 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 = 0.0605584 Jy ! Component: 100 - total flux cleaned = 0.0816524 Jy ! Total flux subtracted in 100 components = 0.0816524 Jy ! Clean residual min=-0.004916 max=0.008902 Jy/beam ! Clean residual mean=-0.000001 rms=0.001199 Jy/beam ! Combined flux in latest and established models = 0.0816524 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0816524 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=0.070262Jy sigma=1.325009 ! Fit after self-cal, rms=0.069959Jy sigma=1.318886 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00976474 Jy ! Component: 100 - total flux cleaned = 0.0138824 Jy ! Total flux subtracted in 100 components = 0.0138824 Jy ! Clean residual min=-0.004067 max=0.005369 Jy/beam ! Clean residual mean=-0.000001 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 0.0955348 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.0955348 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=0.068770Jy sigma=1.281508 ! Fit after self-cal, rms=0.068774Jy sigma=1.281287 ! 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=0.8303 mas, bmaj=1.961 mas, bpa=-2.69 degrees ! Estimated noise=0.262787 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00479498 Jy ! Component: 100 - total flux cleaned = 0.00693739 Jy ! Component: 150 - total flux cleaned = 0.0070596 Jy ! Component: 200 - total flux cleaned = 0.00722449 Jy ! Total flux subtracted in 200 components = 0.00722449 Jy ! Clean residual min=-0.002939 max=0.004425 Jy/beam ! Clean residual mean=-0.000002 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.102759 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 32 components and 0.102759 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=0.068478Jy sigma=1.272716 ! Fit after self-cal, rms=0.068434Jy sigma=1.271262 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8303 x 1.961 at -2.69 degrees (North through East) ! Clean map min=-0.0025808 max=0.07899 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 1.04 KP 0.97 ! LA 0.97 MK 0.97 NL 1.14 OV 0.94 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.16 KP 0.99 ! LA 1.01 MK 0.97 NL 1.19 OV 0.92 ! PT 0.99 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.96 HN 1.08 KP 1.03 ! LA 0.95 MK 1.04 NL 1.16 OV 0.91 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.19 KP 1.02 ! LA 0.93 MK 0.98 NL 1.22 OV 0.90 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.03 KP 0.97 ! LA 0.96 MK 0.96 NL 1.14 OV 0.93 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.12 KP 1.00 ! LA 0.96 MK 0.94 NL 1.15 OV 0.91 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.95 HN 1.33 KP 1.06 ! LA 0.98 MK 0.94 NL 1.17 OV 0.89 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.02 HN 1.04 KP 0.97 ! LA 0.96 MK 0.91 NL 1.15 OV 0.91 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.11 KP 0.99 ! LA 0.94 MK 1.01 NL 1.14 OV 0.89 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.05 KP 0.96 ! LA 0.92 MK 0.91 NL 1.13 OV 0.92 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.22 KP 1.06 ! LA 0.93 MK 0.88 NL 1.15 OV 0.93 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.06 KP 0.97 ! LA 0.98 MK 0.88 NL 1.19 OV 0.95 ! PT 0.92 SC 1.00 ! ! ! Fit before self-cal, rms=0.068434Jy sigma=1.271262 ! Fit after self-cal, rms=0.070825Jy sigma=1.255845 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.82 mas, bmaj=1.946 mas, bpa=-2.652 degrees ! Estimated noise=0.260922 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 = -0.000382214 Jy ! Component: 100 - total flux cleaned = -0.000499826 Jy ! Component: 150 - total flux cleaned = -0.000624034 Jy ! Component: 200 - total flux cleaned = -0.000650505 Jy ! Total flux subtracted in 200 components = -0.000650505 Jy ! Clean residual min=-0.001397 max=0.001436 Jy/beam ! Clean residual mean=-0.000001 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.102109 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.102109 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=0.070788Jy sigma=1.255004 ! Fit after self-cal, rms=0.070900Jy sigma=1.254585 ! 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=0.070900Jy sigma=1.254585 ! Fit after self-cal, rms=0.071859Jy sigma=1.251057 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8184 mas, bmaj=1.953 mas, bpa=-2.59 degrees ! Estimated noise=0.261206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.58803e-05 Jy ! Component: 100 - total flux cleaned = -0.000140737 Jy ! Component: 150 - total flux cleaned = -0.000140638 Jy ! Component: 200 - total flux cleaned = -0.000157588 Jy ! Total flux subtracted in 200 components = -0.000157588 Jy ! Clean residual min=-0.001340 max=0.001390 Jy/beam ! Clean residual mean=-0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.101951 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.101951 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=0.071843Jy sigma=1.250761 ! Fit after self-cal, rms=0.071855Jy sigma=1.250656 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 (-38.4, 27.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000754845 Jy ! Component: 100 - total flux cleaned = 0.000701916 Jy ! Component: 150 - total flux cleaned = 0.000721879 Jy ! Component: 200 - total flux cleaned = 0.000739815 Jy ! Total flux subtracted in 200 components = 0.000739815 Jy ! Clean residual min=-0.001286 max=0.001274 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.102691 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.102691 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=0.071830Jy sigma=1.250113 ! Fit after self-cal, rms=0.071829Jy sigma=1.250069 ! 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=0.071829Jy sigma=1.250069 ! Fit after self-cal, rms=0.071903Jy sigma=1.249989 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8164 mas, bmaj=1.949 mas, bpa=-2.727 degrees ! Estimated noise=0.260516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.40396e-05 Jy ! Component: 100 - total flux cleaned = 3.4274e-05 Jy ! Component: 150 - total flux cleaned = 3.42619e-05 Jy ! Component: 200 - total flux cleaned = 5.1022e-05 Jy ! Total flux subtracted in 200 components = 5.1022e-05 Jy ! Clean residual min=-0.001310 max=0.001239 Jy/beam ! Clean residual mean=-0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.102742 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.102742 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=0.071893Jy sigma=1.249775 ! Fit after self-cal, rms=0.071895Jy sigma=1.249762 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.84724e-05 Jy ! Component: 100 - total flux cleaned = -5.88744e-05 Jy ! Component: 150 - total flux cleaned = -4.4453e-05 Jy ! Component: 200 - total flux cleaned = -4.47796e-05 Jy ! Total flux subtracted in 200 components = -4.47796e-05 Jy ! Clean residual min=-0.001304 max=0.001226 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.102697 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 0.102697 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=0.071888Jy sigma=1.249632 ! Fit after self-cal, rms=0.071889Jy sigma=1.249613 ! 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=0.071889Jy sigma=1.249613 ! Fit after self-cal, rms=0.071878Jy sigma=1.249579 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.395 mas, bmaj=5.482 mas, bpa=2.205 degrees ! Estimated noise=0.336071 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000429424 Jy ! Component: 100 - total flux cleaned = -0.000442163 Jy ! Component: 150 - total flux cleaned = -0.000469429 Jy ! Component: 200 - total flux cleaned = -0.000481181 Jy ! Total flux subtracted in 200 components = -0.000481181 Jy ! Clean residual min=-0.001417 max=0.001225 Jy/beam ! Clean residual mean=-0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.102216 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 83 components and 0.102216 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=0.071874Jy sigma=1.249544 ! Fit after self-cal, rms=0.071877Jy sigma=1.249530 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 = -0.000105451 Jy ! Component: 100 - total flux cleaned = -0.000117021 Jy ! Component: 150 - total flux cleaned = -0.00012773 Jy ! Component: 200 - total flux cleaned = -0.000137638 Jy ! Total flux subtracted in 200 components = -0.000137638 Jy ! Clean residual min=-0.001410 max=0.001247 Jy/beam ! Clean residual mean=-0.000002 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.102078 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 86 components and 0.102078 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=0.071876Jy sigma=1.249533 ! Fit after self-cal, rms=0.071876Jy sigma=1.249526 ! 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=0.8151 mas, bmaj=1.945 mas, bpa=-2.862 degrees ! Estimated noise=0.259967 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8151 x 1.945 at -2.862 degrees (North through East) ! Clean map min=-0.0011765 max=0.079244 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=0.6198 mas, bmaj=1.531 mas, bpa=-3.322 degrees ! Estimated noise=0.484895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0597001 Jy ! Component: 100 - total flux cleaned = 0.0814664 Jy ! Component: 150 - total flux cleaned = 0.091325 Jy ! Component: 200 - total flux cleaned = 0.0962787 Jy ! Total flux subtracted in 200 components = 0.0962787 Jy ! Clean residual min=-0.002756 max=0.002764 Jy/beam ! Clean residual mean=-0.000001 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.0962788 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0962788 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8151 mas, bmaj=1.945 mas, bpa=-2.862 degrees ! Estimated noise=0.259967 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 = 0.00278649 Jy ! Component: 100 - total flux cleaned = 0.00447598 Jy ! Component: 150 - total flux cleaned = 0.0049285 Jy ! Component: 200 - total flux cleaned = 0.0051304 Jy ! Total flux subtracted in 200 components = 0.0051304 Jy ! Clean residual min=-0.001271 max=0.001261 Jy/beam ! Clean residual mean=-0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.101409 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.101409 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=2.395 mas, bmaj=5.482 mas, bpa=2.205 degrees ! Estimated noise=0.336071 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.60864e-05 Jy ! Component: 100 - total flux cleaned = 0.00023803 Jy ! Component: 150 - total flux cleaned = 0.000310397 Jy ! Component: 200 - total flux cleaned = 0.00035632 Jy ! Total flux subtracted in 200 components = 0.00035632 Jy ! Clean residual min=-0.001397 max=0.001205 Jy/beam ! Clean residual mean=-0.000002 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.101766 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 = 4.0296e-05 Jy ! Component: 100 - total flux cleaned = 7.5347e-05 Jy ! Component: 150 - total flux cleaned = 9.60705e-05 Jy ! Component: 200 - total flux cleaned = 0.000105074 Jy ! Total flux subtracted in 200 components = 0.000105074 Jy ! Clean residual min=-0.001405 max=0.001261 Jy/beam ! Clean residual mean=-0.000002 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.101871 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 0.101871 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8151 mas, bmaj=1.945 mas, bpa=-2.862 degrees ! Estimated noise=0.259967 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0002298 Jy ! Component: 100 - total flux cleaned = -0.000200928 Jy ! Component: 150 - total flux cleaned = -0.00020151 Jy ! Component: 200 - total flux cleaned = -0.000201987 Jy ! Total flux subtracted in 200 components = -0.000201987 Jy ! Clean residual min=-0.001260 max=0.001256 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.101669 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.101669 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=0.071899Jy sigma=1.250013 ! Fit after self-cal, rms=0.071900Jy sigma=1.249913 wmodel J2041-2718_X_map.mod ! Writing 62 model components to file: J2041-2718_X_map.mod wobs J2041-2718_X_uvs.fits ! Writing UV FITS file: J2041-2718_X_uvs.fits wwins J2041-2718_X_map.win ! wwins: Wrote 3 windows to J2041-2718_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 = -0.000118881 Jy ! Component: 100 - total flux cleaned = -9.73525e-05 Jy ! Component: 150 - total flux cleaned = -3.67673e-05 Jy ! Component: 200 - total flux cleaned = 3.17848e-06 Jy ! Component: 250 - total flux cleaned = 2.21825e-05 Jy ! Component: 300 - total flux cleaned = -1.42123e-05 Jy ! Component: 350 - total flux cleaned = -3.20493e-05 Jy ! Component: 400 - total flux cleaned = -8.45914e-05 Jy ! Component: 450 - total flux cleaned = -0.000101356 Jy ! Component: 500 - total flux cleaned = -0.000101588 Jy ! Component: 550 - total flux cleaned = -0.000150616 Jy ! Component: 600 - total flux cleaned = -0.000166535 Jy ! Component: 650 - total flux cleaned = -0.000118795 Jy ! Component: 700 - total flux cleaned = -7.22769e-05 Jy ! Component: 750 - total flux cleaned = 4.20849e-06 Jy ! Component: 800 - total flux cleaned = 4.96473e-05 Jy ! Component: 850 - total flux cleaned = 0.000109225 Jy ! Component: 900 - total flux cleaned = 0.000182462 Jy ! Component: 950 - total flux cleaned = 0.000225719 Jy ! Component: 1000 - total flux cleaned = 0.000268401 Jy ! Component: 1050 - total flux cleaned = 0.000268496 Jy ! Component: 1100 - total flux cleaned = 0.000296436 Jy ! Component: 1150 - total flux cleaned = 0.000310016 Jy ! Component: 1200 - total flux cleaned = 0.000350558 Jy ! Component: 1250 - total flux cleaned = 0.000377264 Jy ! Component: 1300 - total flux cleaned = 0.000403868 Jy ! Component: 1350 - total flux cleaned = 0.000403698 Jy ! Component: 1400 - total flux cleaned = 0.00039083 Jy ! Component: 1450 - total flux cleaned = 0.000403741 Jy ! Component: 1500 - total flux cleaned = 0.000454667 Jy ! Component: 1550 - total flux cleaned = 0.000429494 Jy ! Component: 1600 - total flux cleaned = 0.000429472 Jy ! Component: 1650 - total flux cleaned = 0.000454025 Jy ! Component: 1700 - total flux cleaned = 0.00042933 Jy ! Component: 1750 - total flux cleaned = 0.000429216 Jy ! Component: 1800 - total flux cleaned = 0.000441387 Jy ! Component: 1850 - total flux cleaned = 0.000465252 Jy ! Component: 1900 - total flux cleaned = 0.000488807 Jy ! Component: 1950 - total flux cleaned = 0.000465227 Jy ! Component: 2000 - total flux cleaned = 0.000453487 Jy ! Component: 2050 - total flux cleaned = 0.000418985 Jy ! Component: 2100 - total flux cleaned = 0.000430301 Jy ! Component: 2150 - total flux cleaned = 0.000407684 Jy ! Component: 2200 - total flux cleaned = 0.000407696 Jy ! Component: 2250 - total flux cleaned = 0.000396469 Jy ! Component: 2300 - total flux cleaned = 0.000374262 Jy ! Component: 2350 - total flux cleaned = 0.000374264 Jy ! Component: 2400 - total flux cleaned = 0.000374191 Jy ! Component: 2450 - total flux cleaned = 0.000341638 Jy ! Component: 2500 - total flux cleaned = 0.000363293 Jy ! Component: 2550 - total flux cleaned = 0.000341837 Jy ! Component: 2600 - total flux cleaned = 0.000363097 Jy ! Component: 2650 - total flux cleaned = 0.000331427 Jy ! Component: 2700 - total flux cleaned = 0.000362886 Jy ! Component: 2750 - total flux cleaned = 0.0003732 Jy ! Component: 2800 - total flux cleaned = 0.000342214 Jy ! Component: 2850 - total flux cleaned = 0.000352515 Jy ! Component: 2900 - total flux cleaned = 0.000352483 Jy ! Component: 2950 - total flux cleaned = 0.000372803 Jy ! Component: 3000 - total flux cleaned = 0.000392905 Jy ! Component: 3050 - total flux cleaned = 0.000392911 Jy ! Component: 3100 - total flux cleaned = 0.000402945 Jy ! Component: 3150 - total flux cleaned = 0.000402951 Jy ! Component: 3200 - total flux cleaned = 0.000422689 Jy ! Component: 3250 - total flux cleaned = 0.000481291 Jy ! Component: 3300 - total flux cleaned = 0.000481257 Jy ! Component: 3350 - total flux cleaned = 0.000529518 Jy ! Component: 3400 - total flux cleaned = 0.00054858 Jy ! Component: 3450 - total flux cleaned = 0.000548465 Jy ! Component: 3500 - total flux cleaned = 0.000557971 Jy ! Component: 3550 - total flux cleaned = 0.000595723 Jy ! Component: 3600 - total flux cleaned = 0.000595827 Jy ! Component: 3650 - total flux cleaned = 0.000633193 Jy ! Component: 3700 - total flux cleaned = 0.000651691 Jy ! Component: 3750 - total flux cleaned = 0.000651686 Jy ! Component: 3800 - total flux cleaned = 0.000651714 Jy ! Component: 3850 - total flux cleaned = 0.000688247 Jy ! Component: 3900 - total flux cleaned = 0.000697292 Jy ! Component: 3950 - total flux cleaned = 0.000742416 Jy ! Component: 4000 - total flux cleaned = 0.000733379 Jy ! Component: 4050 - total flux cleaned = 0.00073344 Jy ! Total flux subtracted in 4096 components = 0.000742296 Jy ! Clean residual min=-0.000511 max=0.000448 Jy/beam ! Clean residual mean=-0.000000 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.102411 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 342 components and 0.102411 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2041-2718_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8151 x 1.945 at -2.862 degrees (North through East) ! Clean map min=-0.0010006 max=0.079043 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2041-2718_X_map.fits wmodel /vlbi/uf001/uva//J2041-2718_X_map.mod ! Writing 342 model components to file: /vlbi/uf001/uva//J2041-2718_X_map.mod wobs /vlbi/uf001/uva//J2041-2718_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2041-2718_X_uvs.fits wwins /vlbi/uf001/uva//J2041-2718_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2041-2718_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0790427 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000149946 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.569108 0.569108 1.13822 2.27643 4.55287 9.10573 18.2115 36.4229 72.8458 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.079 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 527.14 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2041-2718_X_dfm.log closed on Mon Jan 14 05:35:56 2019