! Started logfile: /vlbi/uf001/uva//J0647-1605_X_dfm.log on Sun Jan 13 23:09:42 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//J0647-1605_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0647-1605_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.855556 visibilities/baseline/integration-bin. ! Found source: J0647-1605 ! ! 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 12936 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 J0647-1605_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 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.064021Jy sigma=20.937670 ! Fit after self-cal, rms=0.675545Jy sigma=13.184236 ! 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=0.6628 mas, bmaj=1.56 mas, bpa=-3.557 degrees ! Estimated noise=0.57504 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 = 0.248094 Jy ! Component: 100 - total flux cleaned = 0.303059 Jy ! Total flux subtracted in 100 components = 0.303059 Jy ! Clean residual min=-0.017579 max=0.031089 Jy/beam ! Clean residual mean=0.000037 rms=0.003592 Jy/beam ! Combined flux in latest and established models = 0.303059 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.303059 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=0.102305Jy sigma=1.969202 ! Fit after self-cal, rms=0.102290Jy sigma=1.968383 ! Inverting map ! Added new window around map position (1.2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0300294 Jy ! Component: 100 - total flux cleaned = 0.0488165 Jy ! Total flux subtracted in 100 components = 0.0488165 Jy ! Clean residual min=-0.015607 max=0.019820 Jy/beam ! Clean residual mean=0.000026 rms=0.002835 Jy/beam ! Combined flux in latest and established models = 0.351876 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.351876 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=0.087645Jy sigma=1.660527 ! Fit after self-cal, rms=0.086662Jy sigma=1.640861 ! Inverting map ! Added new window around map position (9.6, -13.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185028 Jy ! Component: 100 - total flux cleaned = 0.0311154 Jy ! Total flux subtracted in 100 components = 0.0311154 Jy ! Clean residual min=-0.012021 max=0.013920 Jy/beam ! Clean residual mean=0.000020 rms=0.002320 Jy/beam ! Combined flux in latest and established models = 0.382991 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.382991 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=0.080245Jy sigma=1.502263 ! Fit after self-cal, rms=0.079979Jy sigma=1.496653 ! 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=0.8326 mas, bmaj=1.907 mas, bpa=-2.366 degrees ! Estimated noise=0.347734 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, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192319 Jy ! Component: 100 - total flux cleaned = 0.0324212 Jy ! Component: 150 - total flux cleaned = 0.0425773 Jy ! Component: 200 - total flux cleaned = 0.0505755 Jy ! Total flux subtracted in 200 components = 0.0505755 Jy ! Clean residual min=-0.009354 max=0.012834 Jy/beam ! Clean residual mean=0.000031 rms=0.002255 Jy/beam ! Combined flux in latest and established models = 0.433567 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 51 components and 0.433567 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=0.074079Jy sigma=1.364834 ! Fit after self-cal, rms=0.073676Jy sigma=1.355393 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8326 x 1.907 at -2.366 degrees (North through East) ! Clean map min=-0.0089616 max=0.31551 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.99 HN 1.04 KP 0.97 ! LA 0.96 MK 1.01 NL 1.08 OV 0.91 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 1.01 KP 0.97 ! LA 0.96 MK 1.01 NL 1.09 OV 0.92 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.00 HN 1.05 KP 0.95 ! LA 0.96 MK 1.00 NL 1.07 OV 0.90 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 1.02 KP 0.95 ! LA 0.97 MK 1.00 NL 1.10 OV 0.92 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.02 KP 0.97 ! LA 0.98 MK 1.00 NL 1.09 OV 0.92 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.03 KP 0.97 ! LA 0.98 MK 1.00 NL 1.09 OV 0.90 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 1.04 KP 0.98 ! LA 0.97 MK 1.00 NL 1.08 OV 0.91 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 1.03 KP 0.98 ! LA 0.99 MK 0.99 NL 1.09 OV 0.90 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 1.02 KP 0.96 ! LA 0.98 MK 0.98 NL 1.10 OV 0.91 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HN 1.04 KP 0.96 ! LA 0.97 MK 0.99 NL 1.08 OV 0.92 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.05 KP 0.96 ! LA 0.97 MK 1.09 NL 1.07 OV 0.92 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.04 KP 0.97 ! LA 0.98 MK 1.19 NL 1.09 OV 0.90 ! PT 0.93 SC 0.99 ! ! ! Fit before self-cal, rms=0.073676Jy sigma=1.355393 ! Fit after self-cal, rms=0.068045Jy sigma=1.206055 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8378 mas, bmaj=1.931 mas, bpa=-2.174 degrees ! Estimated noise=0.347388 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 = -0.00311584 Jy ! Component: 100 - total flux cleaned = -0.00390784 Jy ! Component: 150 - total flux cleaned = -0.00463645 Jy ! Component: 200 - total flux cleaned = -0.00523529 Jy ! Total flux subtracted in 200 components = -0.00523529 Jy ! Clean residual min=-0.004389 max=0.003991 Jy/beam ! Clean residual mean=0.000007 rms=0.001029 Jy/beam ! Combined flux in latest and established models = 0.428331 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.428331 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=0.067495Jy sigma=1.196342 ! Fit after self-cal, rms=0.067515Jy sigma=1.195308 ! 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=0.067515Jy sigma=1.195308 ! Fit after self-cal, rms=0.067557Jy sigma=1.177285 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8374 mas, bmaj=1.929 mas, bpa=-2.207 degrees ! Estimated noise=0.346716 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00340993 Jy ! Component: 100 - total flux cleaned = -0.0039116 Jy ! Component: 150 - total flux cleaned = -0.00399492 Jy ! Component: 200 - total flux cleaned = -0.00406565 Jy ! Total flux subtracted in 200 components = -0.00406565 Jy ! Clean residual min=-0.003417 max=0.003502 Jy/beam ! Clean residual mean=0.000006 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.424266 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 0.424266 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=0.067187Jy sigma=1.171001 ! Fit after self-cal, rms=0.067171Jy sigma=1.170285 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 (16.4, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360136 Jy ! Component: 100 - total flux cleaned = 0.00484334 Jy ! Component: 150 - total flux cleaned = 0.00551093 Jy ! Component: 200 - total flux cleaned = 0.00603266 Jy ! Total flux subtracted in 200 components = 0.00603266 Jy ! Clean residual min=-0.003037 max=0.003071 Jy/beam ! Clean residual mean=0.000005 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.430298 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 107 components and 0.430299 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=0.066908Jy sigma=1.164838 ! Fit after self-cal, rms=0.066901Jy sigma=1.164640 ! Inverting map ! Added new window around map position (3, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215112 Jy ! Component: 100 - total flux cleaned = 0.00281656 Jy ! Component: 150 - total flux cleaned = 0.0031698 Jy ! Component: 200 - total flux cleaned = 0.00343877 Jy ! Total flux subtracted in 200 components = 0.00343877 Jy ! Clean residual min=-0.002899 max=0.002647 Jy/beam ! Clean residual mean=0.000003 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.433737 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 120 components and 0.433737 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=0.066730Jy sigma=1.161903 ! Fit after self-cal, rms=0.066729Jy sigma=1.161776 ! 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=0.066729Jy sigma=1.161776 ! Fit after self-cal, rms=0.066840Jy sigma=1.159685 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8365 mas, bmaj=1.928 mas, bpa=-2.17 degrees ! Estimated noise=0.346101 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00219223 Jy ! Component: 100 - total flux cleaned = -0.00227793 Jy ! Component: 150 - total flux cleaned = -0.00216927 Jy ! Component: 200 - total flux cleaned = -0.00202019 Jy ! Total flux subtracted in 200 components = -0.00202019 Jy ! Clean residual min=-0.002622 max=0.002503 Jy/beam ! Clean residual mean=0.000003 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.431717 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 131 components and 0.431717 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=0.066687Jy sigma=1.157273 ! Fit after self-cal, rms=0.066686Jy sigma=1.157050 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 = -0.000389309 Jy ! Component: 100 - total flux cleaned = -0.000342078 Jy ! Component: 150 - total flux cleaned = -0.000210977 Jy ! Component: 200 - total flux cleaned = -8.87847e-05 Jy ! Total flux subtracted in 200 components = -8.87847e-05 Jy ! Clean residual min=-0.002446 max=0.002371 Jy/beam ! Clean residual mean=0.000003 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.431628 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 137 components and 0.431628 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=0.066619Jy sigma=1.155973 ! Fit after self-cal, rms=0.066619Jy sigma=1.155918 ! 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=0.066619Jy sigma=1.155918 ! Fit after self-cal, rms=0.066657Jy sigma=1.155189 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.133 mas, bmaj=4.038 mas, bpa=2.763 degrees ! Estimated noise=0.454178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.21151e-05 Jy ! Component: 100 - total flux cleaned = 1.66431e-05 Jy ! Component: 150 - total flux cleaned = 0.000151903 Jy ! Component: 200 - total flux cleaned = 0.000229837 Jy ! Total flux subtracted in 200 components = 0.000229837 Jy ! Clean residual min=-0.002685 max=0.002697 Jy/beam ! Clean residual mean=0.000006 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.431858 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 151 components and 0.431858 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=0.066619Jy sigma=1.154591 ! Fit after self-cal, rms=0.066619Jy sigma=1.154474 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 = -3.65126e-05 Jy ! Component: 100 - total flux cleaned = 2.97492e-05 Jy ! Component: 150 - total flux cleaned = 0.00014782 Jy ! Component: 200 - total flux cleaned = 0.000253831 Jy ! Total flux subtracted in 200 components = 0.000253831 Jy ! Clean residual min=-0.002562 max=0.002663 Jy/beam ! Clean residual mean=0.000006 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.432112 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 163 components and 0.432112 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=0.066609Jy sigma=1.154319 ! Fit after self-cal, rms=0.066609Jy sigma=1.154291 ! 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=0.8357 mas, bmaj=1.927 mas, bpa=-2.154 degrees ! Estimated noise=0.345614 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8357 x 1.927 at -2.154 degrees (North through East) ! Clean map min=-0.0025131 max=0.31612 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=0.6653 mas, bmaj=1.572 mas, bpa=-3.25 degrees ! Estimated noise=0.578069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.249152 Jy ! Component: 100 - total flux cleaned = 0.308024 Jy ! Component: 150 - total flux cleaned = 0.336237 Jy ! Component: 200 - total flux cleaned = 0.354675 Jy ! Total flux subtracted in 200 components = 0.354675 Jy ! Clean residual min=-0.005985 max=0.010122 Jy/beam ! Clean residual mean=0.000016 rms=0.001558 Jy/beam ! Combined flux in latest and established models = 0.354675 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.354675 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8357 mas, bmaj=1.927 mas, bpa=-2.154 degrees ! Estimated noise=0.345614 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 = 0.0204115 Jy ! Component: 100 - total flux cleaned = 0.0326486 Jy ! Component: 150 - total flux cleaned = 0.0409162 Jy ! Component: 200 - total flux cleaned = 0.0469042 Jy ! Total flux subtracted in 200 components = 0.0469042 Jy ! Clean residual min=-0.003397 max=0.004183 Jy/beam ! Clean residual mean=0.000015 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.401579 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 52 components and 0.401579 Jy ! Inverting map ! Added new window around map position (0.4, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00471564 Jy ! Component: 100 - total flux cleaned = 0.00845209 Jy ! Component: 150 - total flux cleaned = 0.0115874 Jy ! Component: 200 - total flux cleaned = 0.0142429 Jy ! Total flux subtracted in 200 components = 0.0142429 Jy ! Clean residual min=-0.002859 max=0.002949 Jy/beam ! Clean residual mean=0.000009 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.415822 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 80 components and 0.415822 Jy ! Inverting map ! Added new window around map position (-0.8, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281108 Jy ! Component: 100 - total flux cleaned = 0.00494247 Jy ! Component: 150 - total flux cleaned = 0.00677107 Jy ! Component: 200 - total flux cleaned = 0.00804898 Jy ! Total flux subtracted in 200 components = 0.00804898 Jy ! Clean residual min=-0.002572 max=0.002377 Jy/beam ! Clean residual mean=0.000005 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.423871 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 96 components and 0.423871 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=2.133 mas, bmaj=4.038 mas, bpa=2.763 degrees ! Estimated noise=0.454178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263449 Jy ! Component: 100 - total flux cleaned = 0.00441604 Jy ! Component: 150 - total flux cleaned = 0.0057894 Jy ! Component: 200 - total flux cleaned = 0.00643193 Jy ! Total flux subtracted in 200 components = 0.00643193 Jy ! Clean residual min=-0.002688 max=0.002627 Jy/beam ! Clean residual mean=0.000007 rms=0.000793 Jy/beam ! Combined flux in latest and established models = 0.430303 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 = 0.000438275 Jy ! Component: 100 - total flux cleaned = 0.000756045 Jy ! Component: 150 - total flux cleaned = 0.00101272 Jy ! Component: 200 - total flux cleaned = 0.00121876 Jy ! Total flux subtracted in 200 components = 0.00121876 Jy ! Clean residual min=-0.002616 max=0.002523 Jy/beam ! Clean residual mean=0.000007 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.431522 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 135 components and 0.431522 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8357 mas, bmaj=1.927 mas, bpa=-2.154 degrees ! Estimated noise=0.345614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105194 Jy ! Component: 100 - total flux cleaned = -0.00130041 Jy ! Component: 150 - total flux cleaned = -0.00134491 Jy ! Component: 200 - total flux cleaned = -0.00142737 Jy ! Total flux subtracted in 200 components = -0.00142737 Jy ! Clean residual min=-0.002211 max=0.002083 Jy/beam ! Clean residual mean=0.000004 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.430095 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 154 components and 0.430095 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=0.066484Jy sigma=1.152425 ! Fit after self-cal, rms=0.066459Jy sigma=1.151965 wmodel J0647-1605_X_map.mod ! Writing 154 model components to file: J0647-1605_X_map.mod wobs J0647-1605_X_uvs.fits ! Writing UV FITS file: J0647-1605_X_uvs.fits wwins J0647-1605_X_map.win ! wwins: Wrote 8 windows to J0647-1605_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 = -0.000271622 Jy ! Component: 100 - total flux cleaned = -0.000417588 Jy ! Component: 150 - total flux cleaned = -0.000623641 Jy ! Component: 200 - total flux cleaned = -0.000823244 Jy ! Component: 250 - total flux cleaned = -0.0010135 Jy ! Component: 300 - total flux cleaned = -0.00119688 Jy ! Component: 350 - total flux cleaned = -0.00131611 Jy ! Component: 400 - total flux cleaned = -0.00134549 Jy ! Component: 450 - total flux cleaned = -0.0014599 Jy ! Component: 500 - total flux cleaned = -0.00154324 Jy ! Component: 550 - total flux cleaned = -0.001651 Jy ! Component: 600 - total flux cleaned = -0.00165064 Jy ! Component: 650 - total flux cleaned = -0.00175494 Jy ! Component: 700 - total flux cleaned = -0.00180568 Jy ! Component: 750 - total flux cleaned = -0.00188103 Jy ! Component: 800 - total flux cleaned = -0.00197963 Jy ! Component: 850 - total flux cleaned = -0.00207634 Jy ! Component: 900 - total flux cleaned = -0.00217155 Jy ! Component: 950 - total flux cleaned = -0.00224147 Jy ! Component: 1000 - total flux cleaned = -0.00231088 Jy ! Component: 1050 - total flux cleaned = -0.00235607 Jy ! Component: 1100 - total flux cleaned = -0.00242311 Jy ! Component: 1150 - total flux cleaned = -0.00246753 Jy ! Component: 1200 - total flux cleaned = -0.00255438 Jy ! Component: 1250 - total flux cleaned = -0.00259706 Jy ! Component: 1300 - total flux cleaned = -0.00255487 Jy ! Component: 1350 - total flux cleaned = -0.00259662 Jy ! Component: 1400 - total flux cleaned = -0.00257618 Jy ! Component: 1450 - total flux cleaned = -0.0025761 Jy ! Component: 1500 - total flux cleaned = -0.00259683 Jy ! Component: 1550 - total flux cleaned = -0.00263665 Jy ! Component: 1600 - total flux cleaned = -0.00267579 Jy ! Component: 1650 - total flux cleaned = -0.00267581 Jy ! Component: 1700 - total flux cleaned = -0.00282931 Jy ! Component: 1750 - total flux cleaned = -0.00292409 Jy ! Component: 1800 - total flux cleaned = -0.0029805 Jy ! Component: 1850 - total flux cleaned = -0.0031105 Jy ! Component: 1900 - total flux cleaned = -0.00316559 Jy ! Component: 1950 - total flux cleaned = -0.00332958 Jy ! Component: 2000 - total flux cleaned = -0.00336573 Jy ! Component: 2050 - total flux cleaned = -0.00349067 Jy ! Component: 2100 - total flux cleaned = -0.00352614 Jy ! Component: 2150 - total flux cleaned = -0.00363164 Jy ! Component: 2200 - total flux cleaned = -0.00373586 Jy ! Component: 2250 - total flux cleaned = -0.00373581 Jy ! Component: 2300 - total flux cleaned = -0.00383837 Jy ! Component: 2350 - total flux cleaned = -0.00390628 Jy ! Component: 2400 - total flux cleaned = -0.00399031 Jy ! Component: 2450 - total flux cleaned = -0.00407332 Jy ! Component: 2500 - total flux cleaned = -0.00412322 Jy ! Component: 2550 - total flux cleaned = -0.00422134 Jy ! Component: 2600 - total flux cleaned = -0.00430248 Jy ! Component: 2650 - total flux cleaned = -0.00439895 Jy ! Component: 2700 - total flux cleaned = -0.00444692 Jy ! Component: 2750 - total flux cleaned = -0.00451042 Jy ! Component: 2800 - total flux cleaned = -0.0045418 Jy ! Component: 2850 - total flux cleaned = -0.00458856 Jy ! Component: 2900 - total flux cleaned = -0.00465088 Jy ! Component: 2950 - total flux cleaned = -0.00469749 Jy ! Component: 3000 - total flux cleaned = -0.00477402 Jy ! Component: 3050 - total flux cleaned = -0.00489566 Jy ! Component: 3100 - total flux cleaned = -0.00494089 Jy ! Component: 3150 - total flux cleaned = -0.00500059 Jy ! Component: 3200 - total flux cleaned = -0.00504531 Jy ! Component: 3250 - total flux cleaned = -0.00511932 Jy ! Component: 3300 - total flux cleaned = -0.00522195 Jy ! Component: 3350 - total flux cleaned = -0.0051927 Jy ! Component: 3400 - total flux cleaned = -0.00523632 Jy ! Component: 3450 - total flux cleaned = -0.00533685 Jy ! Component: 3500 - total flux cleaned = -0.00535121 Jy ! Component: 3550 - total flux cleaned = -0.00539379 Jy ! Component: 3600 - total flux cleaned = -0.00543604 Jy ! Component: 3650 - total flux cleaned = -0.00546402 Jy ! Component: 3700 - total flux cleaned = -0.00556127 Jy ! Component: 3750 - total flux cleaned = -0.00560257 Jy ! Component: 3800 - total flux cleaned = -0.00564355 Jy ! Component: 3850 - total flux cleaned = -0.00562996 Jy ! Component: 3900 - total flux cleaned = -0.00571137 Jy ! Component: 3950 - total flux cleaned = -0.0057518 Jy ! Component: 4000 - total flux cleaned = -0.00576522 Jy ! Component: 4050 - total flux cleaned = -0.00584507 Jy ! Total flux subtracted in 4096 components = -0.00587139 Jy ! Clean residual min=-0.001072 max=0.000878 Jy/beam ! Clean residual mean=0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.424223 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 453 components and 0.424223 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0647-1605_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8357 x 1.927 at -2.154 degrees (North through East) ! Clean map min=-0.0013039 max=0.31784 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0647-1605_X_map.fits wmodel /vlbi/uf001/uva//J0647-1605_X_map.mod ! Writing 453 model components to file: /vlbi/uf001/uva//J0647-1605_X_map.mod wobs /vlbi/uf001/uva//J0647-1605_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0647-1605_X_uvs.fits wwins /vlbi/uf001/uva//J0647-1605_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0647-1605_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.317836 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000227869 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.215081 0.215081 0.430162 0.860325 1.72065 3.4413 6.8826 13.7652 27.5304 55.0608 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.317 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1394.82 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0647-1605_X_dfm.log closed on Sun Jan 13 23:09:47 2019