! Started logfile: /vlbi/uf001/uva//J0902+5402_X_dfm.log on Mon Jan 14 00:13:43 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//J0902+5402_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0902+5402_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.971429 visibilities/baseline/integration-bin. ! Found source: J0902+5402 ! ! 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 22032 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 J0902+5402_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 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011079Jy sigma=22.688634 ! Fit after self-cal, rms=0.878913Jy sigma=19.692421 ! 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=0.8037 mas, bmaj=1.034 mas, bpa=-0.707 degrees ! Estimated noise=0.430254 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 = 0.0910878 Jy ! Component: 100 - total flux cleaned = 0.11467 Jy ! Total flux subtracted in 100 components = 0.11467 Jy ! Clean residual min=-0.004463 max=0.010011 Jy/beam ! Clean residual mean=0.000013 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 0.11467 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.11467 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=0.067871Jy sigma=1.343956 ! Fit after self-cal, rms=0.067834Jy sigma=1.343179 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111695 Jy ! Component: 100 - total flux cleaned = 0.0170464 Jy ! Total flux subtracted in 100 components = 0.0170464 Jy ! Clean residual min=-0.004126 max=0.005244 Jy/beam ! Clean residual mean=0.000007 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.131717 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.131717 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=0.065622Jy sigma=1.279043 ! Fit after self-cal, rms=0.065613Jy sigma=1.278538 ! Inverting map ! Added new window around map position (1.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513417 Jy ! Component: 100 - total flux cleaned = 0.00797952 Jy ! Total flux subtracted in 100 components = 0.00797952 Jy ! Clean residual min=-0.004093 max=0.004146 Jy/beam ! Clean residual mean=0.000004 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.139696 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.139696 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=0.065147Jy sigma=1.265721 ! Fit after self-cal, rms=0.065114Jy sigma=1.264605 ! 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=1.019 mas, bmaj=1.293 mas, bpa=1.006 degrees ! Estimated noise=0.235618 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 = 0.00323808 Jy ! Component: 100 - total flux cleaned = 0.00496489 Jy ! Component: 150 - total flux cleaned = 0.00604679 Jy ! Component: 200 - total flux cleaned = 0.0066461 Jy ! Total flux subtracted in 200 components = 0.0066461 Jy ! Clean residual min=-0.002615 max=0.002713 Jy/beam ! Clean residual mean=0.000005 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.146342 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 37 components and 0.146342 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=0.064966Jy sigma=1.260282 ! Fit after self-cal, rms=0.064958Jy sigma=1.259819 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.019 x 1.293 at 1.006 degrees (North through East) ! Clean map min=-0.00242 max=0.12086 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.90 KP 0.99 ! LA 1.04 MK 1.08 NL 0.96 OV 0.94 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.91 KP 1.01 ! LA 1.03 MK 1.06 NL 0.99 OV 0.94 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 0.92 KP 1.03 ! LA 1.03 MK 1.03 NL 1.00 OV 0.94 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.91 KP 1.04 ! LA 1.04 MK 1.11 NL 0.96 OV 0.94 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 0.92 KP 1.05 ! LA 1.03 MK 1.03 NL 1.00 OV 0.94 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.98 KP 0.97 ! LA 1.04 MK 1.00 NL 0.99 OV 0.96 ! PT 0.94 SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.95 KP 1.00 ! LA 1.02 MK 1.07 NL 1.01 OV 0.94 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.99 KP 1.03 ! LA 1.07 MK 1.04 NL 0.96 OV 0.98 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.92 KP 1.02 ! LA 1.02 MK 1.10 NL 0.97 OV 0.93 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 0.99 KP 1.00 ! LA 1.04 MK 1.03 NL 1.00 OV 0.97 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.07 HN 0.94 KP 1.02 ! LA 1.03 MK 1.03 NL 0.97 OV 0.94 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 0.91 KP 1.02 ! LA 1.03 MK 0.98 NL 0.98 OV 0.95 ! PT 0.95 SC 0.95 ! ! ! Fit before self-cal, rms=0.064958Jy sigma=1.259819 ! Fit after self-cal, rms=0.062845Jy sigma=1.240936 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=1.297 mas, bpa=1.704 degrees ! Estimated noise=0.234069 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 = 0.00038423 Jy ! Component: 100 - total flux cleaned = 5.21214e-05 Jy ! Component: 150 - total flux cleaned = -0.000187752 Jy ! Component: 200 - total flux cleaned = -0.000263082 Jy ! Total flux subtracted in 200 components = -0.000263082 Jy ! Clean residual min=-0.001636 max=0.001601 Jy/beam ! Clean residual mean=0.000005 rms=0.000378 Jy/beam ! Combined flux in latest and established models = 0.146079 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.146079 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=0.062799Jy sigma=1.240317 ! Fit after self-cal, rms=0.062799Jy sigma=1.239989 ! 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=0.062799Jy sigma=1.239989 ! Fit after self-cal, rms=0.064808Jy sigma=1.231234 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=1.299 mas, bpa=1.108 degrees ! Estimated noise=0.23424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000192654 Jy ! Component: 100 - total flux cleaned = -0.00041043 Jy ! Component: 150 - total flux cleaned = -0.000534113 Jy ! Component: 200 - total flux cleaned = -0.000616666 Jy ! Total flux subtracted in 200 components = -0.000616666 Jy ! Clean residual min=-0.001414 max=0.001326 Jy/beam ! Clean residual mean=-0.000001 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.145463 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 56 components and 0.145463 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=0.064782Jy sigma=1.230653 ! Fit after self-cal, rms=0.064820Jy sigma=1.230508 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.52918e-05 Jy ! Component: 100 - total flux cleaned = -3.47615e-05 Jy ! Component: 150 - total flux cleaned = -8.02198e-05 Jy ! Component: 200 - total flux cleaned = -0.000120347 Jy ! Total flux subtracted in 200 components = -0.000120347 Jy ! Clean residual min=-0.001406 max=0.001335 Jy/beam ! Clean residual mean=-0.000001 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.145342 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 59 components and 0.145342 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=0.064811Jy sigma=1.230303 ! Fit after self-cal, rms=0.064808Jy sigma=1.230286 ! 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=0.064808Jy sigma=1.230286 ! Fit after self-cal, rms=0.065116Jy sigma=1.230147 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.298 mas, bpa=0.5991 degrees ! Estimated noise=0.234145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.07947e-05 Jy ! Component: 100 - total flux cleaned = -0.000206748 Jy ! Component: 150 - total flux cleaned = -0.000280521 Jy ! Component: 200 - total flux cleaned = -0.000319401 Jy ! Total flux subtracted in 200 components = -0.000319401 Jy ! Clean residual min=-0.001396 max=0.001347 Jy/beam ! Clean residual mean=-0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.145023 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 60 components and 0.145023 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=0.065106Jy sigma=1.229940 ! Fit after self-cal, rms=0.065108Jy sigma=1.229922 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 = 2.24772e-05 Jy ! Component: 100 - total flux cleaned = -3.53866e-05 Jy ! Component: 150 - total flux cleaned = -6.58619e-05 Jy ! Component: 200 - total flux cleaned = -9.1977e-05 Jy ! Total flux subtracted in 200 components = -9.1977e-05 Jy ! Clean residual min=-0.001397 max=0.001356 Jy/beam ! Clean residual mean=-0.000001 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.144931 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 0.144931 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=0.065104Jy sigma=1.229839 ! Fit after self-cal, rms=0.065103Jy sigma=1.229835 ! 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=0.065103Jy sigma=1.229835 ! Fit after self-cal, rms=0.065287Jy sigma=1.229782 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.377 mas, bmaj=2.402 mas, bpa=-0.5505 degrees ! Estimated noise=0.292722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.35299e-05 Jy ! Component: 100 - total flux cleaned = 6.46684e-05 Jy ! Component: 150 - total flux cleaned = 5.89047e-05 Jy ! Component: 200 - total flux cleaned = 5.34631e-05 Jy ! Total flux subtracted in 200 components = 5.34631e-05 Jy ! Clean residual min=-0.001371 max=0.001468 Jy/beam ! Clean residual mean=-0.000003 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.144984 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 62 components and 0.144984 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=0.065287Jy sigma=1.229798 ! Fit after self-cal, rms=0.065289Jy sigma=1.229785 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 = -5.33679e-06 Jy ! Component: 100 - total flux cleaned = -1.71885e-05 Jy ! Component: 150 - total flux cleaned = -1.7417e-05 Jy ! Component: 200 - total flux cleaned = -1.75447e-05 Jy ! Total flux subtracted in 200 components = -1.75447e-05 Jy ! Clean residual min=-0.001375 max=0.001471 Jy/beam ! Clean residual mean=-0.000003 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.144967 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 63 components and 0.144967 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=0.065290Jy sigma=1.229817 ! Fit after self-cal, rms=0.065290Jy sigma=1.229808 ! 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=1.012 mas, bmaj=1.299 mas, bpa=0.2433 degrees ! Estimated noise=0.234125 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.012 x 1.299 at 0.2433 degrees (North through East) ! Clean map min=-0.0012979 max=0.12024 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=0.7979 mas, bmaj=1.038 mas, bpa=-1.233 degrees ! Estimated noise=0.425954 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0898973 Jy ! Component: 100 - total flux cleaned = 0.11455 Jy ! Component: 150 - total flux cleaned = 0.126317 Jy ! Component: 200 - total flux cleaned = 0.132939 Jy ! Total flux subtracted in 200 components = 0.132939 Jy ! Clean residual min=-0.003155 max=0.003318 Jy/beam ! Clean residual mean=0.000003 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.132939 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.132939 Jy ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=1.299 mas, bpa=0.2433 degrees ! Estimated noise=0.234125 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 = 0.00547528 Jy ! Component: 100 - total flux cleaned = 0.00811429 Jy ! Component: 150 - total flux cleaned = 0.00957418 Jy ! Component: 200 - total flux cleaned = 0.0104263 Jy ! Total flux subtracted in 200 components = 0.0104263 Jy ! Clean residual min=-0.001414 max=0.001480 Jy/beam ! Clean residual mean=-0.000000 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.143365 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 26 components and 0.143365 Jy ! Inverting map ! Added new window around map position (3.4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131436 Jy ! Component: 100 - total flux cleaned = 0.00148461 Jy ! Component: 150 - total flux cleaned = 0.00165359 Jy ! Component: 200 - total flux cleaned = 0.00183189 Jy ! Total flux subtracted in 200 components = 0.00183189 Jy ! Clean residual min=-0.001312 max=0.001352 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.145197 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.145197 Jy ! Inverting map ! Added new window around map position (-50, -43.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000902812 Jy ! Component: 100 - total flux cleaned = 0.00110005 Jy ! Component: 150 - total flux cleaned = 0.00110189 Jy ! Component: 200 - total flux cleaned = 0.00108453 Jy ! Total flux subtracted in 200 components = 0.00108453 Jy ! Clean residual min=-0.001300 max=0.001183 Jy/beam ! Clean residual mean=-0.000002 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.146282 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.146282 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=2.377 mas, bmaj=2.402 mas, bpa=-0.5505 degrees ! Estimated noise=0.292722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000464145 Jy ! Component: 100 - total flux cleaned = 0.000572909 Jy ! Component: 150 - total flux cleaned = 0.000636706 Jy ! Component: 200 - total flux cleaned = 0.000691955 Jy ! Total flux subtracted in 200 components = 0.000691955 Jy ! Clean residual min=-0.001250 max=0.001359 Jy/beam ! Clean residual mean=-0.000005 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.146974 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 = 4.99096e-05 Jy ! Component: 100 - total flux cleaned = 9.48728e-05 Jy ! Component: 150 - total flux cleaned = 0.000127935 Jy ! Component: 200 - total flux cleaned = 0.000165407 Jy ! Total flux subtracted in 200 components = 0.000165407 Jy ! Clean residual min=-0.001228 max=0.001353 Jy/beam ! Clean residual mean=-0.000005 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.147139 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.147139 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=1.299 mas, bpa=0.2433 degrees ! Estimated noise=0.234125 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132136 Jy ! Component: 100 - total flux cleaned = -0.000229621 Jy ! Component: 150 - total flux cleaned = -0.00025942 Jy ! Component: 200 - total flux cleaned = -0.000287202 Jy ! Total flux subtracted in 200 components = -0.000287202 Jy ! Clean residual min=-0.001312 max=0.001233 Jy/beam ! Clean residual mean=-0.000002 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.146852 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 89 components and 0.146852 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=0.065224Jy sigma=1.228384 ! Fit after self-cal, rms=0.065213Jy sigma=1.228248 wmodel J0902+5402_X_map.mod ! Writing 89 model components to file: J0902+5402_X_map.mod wobs J0902+5402_X_uvs.fits ! Writing UV FITS file: J0902+5402_X_uvs.fits wwins J0902+5402_X_map.win ! wwins: Wrote 4 windows to J0902+5402_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 = -0.000360227 Jy ! Component: 100 - total flux cleaned = -0.000600067 Jy ! Component: 150 - total flux cleaned = -0.000768762 Jy ! Component: 200 - total flux cleaned = -0.000891394 Jy ! Component: 250 - total flux cleaned = -0.000970557 Jy ! Component: 300 - total flux cleaned = -0.00104802 Jy ! Component: 350 - total flux cleaned = -0.001199 Jy ! Component: 400 - total flux cleaned = -0.00130986 Jy ! Component: 450 - total flux cleaned = -0.00138278 Jy ! Component: 500 - total flux cleaned = -0.00147231 Jy ! Component: 550 - total flux cleaned = -0.00152528 Jy ! Component: 600 - total flux cleaned = -0.00159502 Jy ! Component: 650 - total flux cleaned = -0.00166316 Jy ! Component: 700 - total flux cleaned = -0.00166316 Jy ! Component: 750 - total flux cleaned = -0.00174652 Jy ! Component: 800 - total flux cleaned = -0.00177952 Jy ! Component: 850 - total flux cleaned = -0.00186083 Jy ! Component: 900 - total flux cleaned = -0.00189291 Jy ! Component: 950 - total flux cleaned = -0.00192476 Jy ! Component: 1000 - total flux cleaned = -0.0019564 Jy ! Component: 1050 - total flux cleaned = -0.00200306 Jy ! Component: 1100 - total flux cleaned = -0.00208009 Jy ! Component: 1150 - total flux cleaned = -0.00212583 Jy ! Component: 1200 - total flux cleaned = -0.00218611 Jy ! Component: 1250 - total flux cleaned = -0.00218612 Jy ! Component: 1300 - total flux cleaned = -0.00227486 Jy ! Component: 1350 - total flux cleaned = -0.00233365 Jy ! Component: 1400 - total flux cleaned = -0.00231932 Jy ! Component: 1450 - total flux cleaned = -0.00242012 Jy ! Component: 1500 - total flux cleaned = -0.00247719 Jy ! Component: 1550 - total flux cleaned = -0.00253365 Jy ! Component: 1600 - total flux cleaned = -0.00251956 Jy ! Component: 1650 - total flux cleaned = -0.00258904 Jy ! Component: 1700 - total flux cleaned = -0.00256143 Jy ! Component: 1750 - total flux cleaned = -0.00256149 Jy ! Component: 1800 - total flux cleaned = -0.00260222 Jy ! Component: 1850 - total flux cleaned = -0.0025616 Jy ! Component: 1900 - total flux cleaned = -0.0026017 Jy ! Component: 1950 - total flux cleaned = -0.00260164 Jy ! Component: 2000 - total flux cleaned = -0.00258834 Jy ! Component: 2050 - total flux cleaned = -0.00258831 Jy ! Component: 2100 - total flux cleaned = -0.00256233 Jy ! Component: 2150 - total flux cleaned = -0.0026011 Jy ! Component: 2200 - total flux cleaned = -0.00261404 Jy ! Component: 2250 - total flux cleaned = -0.00258851 Jy ! Component: 2300 - total flux cleaned = -0.00261397 Jy ! Component: 2350 - total flux cleaned = -0.00263916 Jy ! Component: 2400 - total flux cleaned = -0.00262659 Jy ! Component: 2450 - total flux cleaned = -0.00265168 Jy ! Component: 2500 - total flux cleaned = -0.00271361 Jy ! Component: 2550 - total flux cleaned = -0.00271348 Jy ! Component: 2600 - total flux cleaned = -0.00272572 Jy ! Component: 2650 - total flux cleaned = -0.00275011 Jy ! Component: 2700 - total flux cleaned = -0.00273796 Jy ! Component: 2750 - total flux cleaned = -0.0027379 Jy ! Component: 2800 - total flux cleaned = -0.00274982 Jy ! Component: 2850 - total flux cleaned = -0.00277371 Jy ! Component: 2900 - total flux cleaned = -0.00273825 Jy ! Component: 2950 - total flux cleaned = -0.00280882 Jy ! Component: 3000 - total flux cleaned = -0.0028323 Jy ! Component: 3050 - total flux cleaned = -0.00278574 Jy ! Component: 3100 - total flux cleaned = -0.00283197 Jy ! Component: 3150 - total flux cleaned = -0.00280887 Jy ! Component: 3200 - total flux cleaned = -0.00283187 Jy ! Component: 3250 - total flux cleaned = -0.00285456 Jy ! Component: 3300 - total flux cleaned = -0.0028546 Jy ! Component: 3350 - total flux cleaned = -0.00289979 Jy ! Component: 3400 - total flux cleaned = -0.00286603 Jy ! Component: 3450 - total flux cleaned = -0.00285491 Jy ! Component: 3500 - total flux cleaned = -0.00292165 Jy ! Component: 3550 - total flux cleaned = -0.00284414 Jy ! Component: 3600 - total flux cleaned = -0.00286619 Jy ! Component: 3650 - total flux cleaned = -0.00286616 Jy ! Component: 3700 - total flux cleaned = -0.00287713 Jy ! Component: 3750 - total flux cleaned = -0.00290976 Jy ! Component: 3800 - total flux cleaned = -0.00287735 Jy ! Component: 3850 - total flux cleaned = -0.00283436 Jy ! Component: 3900 - total flux cleaned = -0.00288799 Jy ! Component: 3950 - total flux cleaned = -0.00290932 Jy ! Component: 4000 - total flux cleaned = -0.00287752 Jy ! Component: 4050 - total flux cleaned = -0.00286696 Jy ! Total flux subtracted in 4096 components = -0.00289852 Jy ! Clean residual min=-0.000772 max=0.000655 Jy/beam ! Clean residual mean=-0.000000 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.143954 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 407 components and 0.143954 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0902+5402_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.012 x 1.299 at 0.2433 degrees (North through East) ! Clean map min=-0.00095514 max=0.12041 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0902+5402_X_map.fits wmodel /vlbi/uf001/uva//J0902+5402_X_map.mod ! Writing 407 model components to file: /vlbi/uf001/uva//J0902+5402_X_map.mod wobs /vlbi/uf001/uva//J0902+5402_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0902+5402_X_uvs.fits wwins /vlbi/uf001/uva//J0902+5402_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0902+5402_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.120408 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000178141 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.443844 0.443844 0.887688 1.77538 3.55075 7.10151 14.203 28.406 56.8121 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.12 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 675.912 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0902+5402_X_dfm.log closed on Mon Jan 14 00:13:48 2019