! Started logfile: /vlbi/uf001/uva//J0941+2728_X_dfm.log on Mon Jan 14 00:34:46 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//J0941+2728_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0941+2728_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.674444 visibilities/baseline/integration-bin. ! Found source: J0941+2728 ! ! 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 21852 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 J0941+2728_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 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 188 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003546Jy sigma=23.315873 ! Fit after self-cal, rms=0.933902Jy sigma=21.713368 ! 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=0.7025 mas, bmaj=1.44 mas, bpa=-5.816 degrees ! Estimated noise=0.40348 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 = 0.0482872 Jy ! Component: 100 - total flux cleaned = 0.0603158 Jy ! Total flux subtracted in 100 components = 0.0603158 Jy ! Clean residual min=-0.002898 max=0.005548 Jy/beam ! Clean residual mean=0.000009 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.0603158 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0603158 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=0.054465Jy sigma=1.219246 ! Fit after self-cal, rms=0.053900Jy sigma=1.205640 ! Inverting map ! Added new window around map position (0.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00691235 Jy ! Component: 100 - total flux cleaned = 0.0112038 Jy ! Total flux subtracted in 100 components = 0.0112038 Jy ! Clean residual min=-0.002571 max=0.003136 Jy/beam ! Clean residual mean=0.000006 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.0715196 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0715196 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=0.052356Jy sigma=1.169638 ! Fit after self-cal, rms=0.052317Jy sigma=1.168544 ! 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=0.9167 mas, bmaj=1.712 mas, bpa=-5.476 degrees ! Estimated noise=0.240842 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 = 0.00540328 Jy ! Component: 100 - total flux cleaned = 0.00821329 Jy ! Component: 150 - total flux cleaned = 0.00987276 Jy ! Component: 200 - total flux cleaned = 0.0109067 Jy ! Total flux subtracted in 200 components = 0.0109067 Jy ! Clean residual min=-0.002261 max=0.002858 Jy/beam ! Clean residual mean=0.000010 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.0824262 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 33 components and 0.0824262 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=0.051760Jy sigma=1.155637 ! Fit after self-cal, rms=0.051723Jy sigma=1.154465 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9167 x 1.712 at -5.476 degrees (North through East) ! Clean map min=-0.002191 max=0.065581 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.98 KP 0.96 ! LA 0.94 MK 1.06 NL 1.18 OV 0.91 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.99 KP 0.93 ! LA 0.94 MK 1.04 NL 1.18 OV 0.99 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.98 KP 0.94 ! LA 0.96 MK 1.05 NL 1.12 OV 0.99 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.00 HN 0.90 KP 1.05 ! LA 0.92 MK 1.02 NL 1.20 OV 0.94 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 0.93 KP 0.96 ! LA 0.92 MK 0.99 NL 1.16 OV 0.92 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.93 KP 0.93 ! LA 1.01 MK 1.06 NL 1.14 OV 1.00 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.97 KP 0.99 ! LA 1.01 MK 1.01 NL 1.15 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 0.96 KP 0.98 ! LA 1.00 MK 1.00 NL 1.15 OV 0.95 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.89 KP 0.98 ! LA 0.95 MK 0.98 NL 1.20 OV 0.93 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.04 KP 1.00 ! LA 0.95 MK 0.97 NL 1.13 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.90 KP 0.96 ! LA 0.93 MK 1.04 NL 1.15 OV 0.97 ! PT 1.00* SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.87 KP 0.95 ! LA 0.96 MK 0.93 NL 1.21 OV 0.91 ! PT 1.00* SC 0.96 ! ! ! Fit before self-cal, rms=0.051723Jy sigma=1.154465 ! Fit after self-cal, rms=0.050716Jy sigma=1.144634 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9129 mas, bmaj=1.714 mas, bpa=-4.94 degrees ! Estimated noise=0.238632 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 = 0.000375629 Jy ! Component: 100 - total flux cleaned = 0.000277437 Jy ! Component: 150 - total flux cleaned = 0.000277447 Jy ! Component: 200 - total flux cleaned = 0.000262319 Jy ! Total flux subtracted in 200 components = 0.000262319 Jy ! Clean residual min=-0.001705 max=0.001685 Jy/beam ! Clean residual mean=0.000006 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.0826886 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 0.0826886 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=0.050692Jy sigma=1.144083 ! Fit after self-cal, rms=0.050721Jy sigma=1.143663 ! 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=0.050721Jy sigma=1.143663 ! Fit after self-cal, rms=0.051294Jy sigma=1.132808 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9092 mas, bmaj=1.711 mas, bpa=-5.105 degrees ! Estimated noise=0.238961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000264029 Jy ! Component: 100 - total flux cleaned = 0.000354396 Jy ! Component: 150 - total flux cleaned = 0.000382764 Jy ! Component: 200 - total flux cleaned = 0.000374675 Jy ! Total flux subtracted in 200 components = 0.000374675 Jy ! Clean residual min=-0.001050 max=0.001123 Jy/beam ! Clean residual mean=0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0830632 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 0.0830632 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=0.051288Jy sigma=1.132678 ! Fit after self-cal, rms=0.051344Jy sigma=1.132293 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 (-49, -20.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000743425 Jy ! Component: 100 - total flux cleaned = 0.000747961 Jy ! Component: 150 - total flux cleaned = 0.000767069 Jy ! Component: 200 - total flux cleaned = 0.000735307 Jy ! Total flux subtracted in 200 components = 0.000735307 Jy ! Clean residual min=-0.000972 max=0.000993 Jy/beam ! Clean residual mean=0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0837985 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 0.0837985 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=0.051321Jy sigma=1.131779 ! Fit after self-cal, rms=0.051320Jy sigma=1.131724 ! 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=0.051320Jy sigma=1.131724 ! Fit after self-cal, rms=0.051443Jy sigma=1.131586 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9078 mas, bmaj=1.71 mas, bpa=-5.13 degrees ! Estimated noise=0.238839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000297141 Jy ! Component: 100 - total flux cleaned = 0.000312541 Jy ! Component: 150 - total flux cleaned = 0.000284928 Jy ! Component: 200 - total flux cleaned = 0.000297299 Jy ! Total flux subtracted in 200 components = 0.000297299 Jy ! Clean residual min=-0.000941 max=0.000927 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0840958 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 74 components and 0.0840959 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=0.051435Jy sigma=1.131389 ! Fit after self-cal, rms=0.051443Jy sigma=1.131370 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 = 5.27216e-05 Jy ! Component: 100 - total flux cleaned = 5.28124e-05 Jy ! Component: 150 - total flux cleaned = 6.41129e-05 Jy ! Component: 200 - total flux cleaned = 8.50412e-05 Jy ! Total flux subtracted in 200 components = 8.50412e-05 Jy ! Clean residual min=-0.000927 max=0.000938 Jy/beam ! Clean residual mean=0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0841809 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 0.0841809 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=0.051438Jy sigma=1.131263 ! Fit after self-cal, rms=0.051438Jy sigma=1.131255 ! 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=0.051438Jy sigma=1.131255 ! Fit after self-cal, rms=0.051471Jy sigma=1.131245 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.203 mas, bmaj=2.492 mas, bpa=1.465 degrees ! Estimated noise=0.306267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.39344e-05 Jy ! Component: 100 - total flux cleaned = 0.000192994 Jy ! Component: 150 - total flux cleaned = 0.000295995 Jy ! Component: 200 - total flux cleaned = 0.000383836 Jy ! Total flux subtracted in 200 components = 0.000383836 Jy ! Clean residual min=-0.000966 max=0.000940 Jy/beam ! Clean residual mean=0.000000 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0845647 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 89 components and 0.0845647 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=0.051470Jy sigma=1.131228 ! Fit after self-cal, rms=0.051471Jy sigma=1.131206 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 = 1.43067e-05 Jy ! Component: 100 - total flux cleaned = 7.71752e-05 Jy ! Component: 150 - total flux cleaned = 0.000154717 Jy ! Component: 200 - total flux cleaned = 0.000221723 Jy ! Total flux subtracted in 200 components = 0.000221723 Jy ! Clean residual min=-0.000970 max=0.000919 Jy/beam ! Clean residual mean=0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0847864 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 90 components and 0.0847865 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=0.051472Jy sigma=1.131236 ! Fit after self-cal, rms=0.051473Jy sigma=1.131224 ! 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=0.9073 mas, bmaj=1.709 mas, bpa=-5.139 degrees ! Estimated noise=0.238999 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9073 x 1.709 at -5.139 degrees (North through East) ! Clean map min=-0.0008438 max=0.064837 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=0.6937 mas, bmaj=1.431 mas, bpa=-5.388 degrees ! Estimated noise=0.400027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0480135 Jy ! Component: 100 - total flux cleaned = 0.061369 Jy ! Component: 150 - total flux cleaned = 0.0688452 Jy ! Component: 200 - total flux cleaned = 0.0736421 Jy ! Total flux subtracted in 200 components = 0.0736421 Jy ! Clean residual min=-0.002024 max=0.002561 Jy/beam ! Clean residual mean=0.000003 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0736421 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 0.0736421 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9073 mas, bmaj=1.709 mas, bpa=-5.139 degrees ! Estimated noise=0.238999 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 = 0.00453044 Jy ! Component: 100 - total flux cleaned = 0.00683825 Jy ! Component: 150 - total flux cleaned = 0.00832528 Jy ! Component: 200 - total flux cleaned = 0.0091382 Jy ! Total flux subtracted in 200 components = 0.0091382 Jy ! Clean residual min=-0.001049 max=0.001017 Jy/beam ! Clean residual mean=0.000002 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0827803 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 29 components and 0.0827803 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=2.203 mas, bmaj=2.492 mas, bpa=1.465 degrees ! Estimated noise=0.306267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103158 Jy ! Component: 100 - total flux cleaned = 0.00137944 Jy ! Component: 150 - total flux cleaned = 0.00157676 Jy ! Component: 200 - total flux cleaned = 0.00169315 Jy ! Total flux subtracted in 200 components = 0.00169315 Jy ! Clean residual min=-0.000924 max=0.001008 Jy/beam ! Clean residual mean=0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0844734 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 = 7.27445e-05 Jy ! Component: 100 - total flux cleaned = 9.75255e-05 Jy ! Component: 150 - total flux cleaned = 0.000120339 Jy ! Component: 200 - total flux cleaned = 0.000150656 Jy ! Total flux subtracted in 200 components = 0.000150656 Jy ! Clean residual min=-0.000916 max=0.000990 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0846241 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 63 components and 0.0846241 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9073 mas, bmaj=1.709 mas, bpa=-5.139 degrees ! Estimated noise=0.238999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000176628 Jy ! Component: 100 - total flux cleaned = -0.000231258 Jy ! Component: 150 - total flux cleaned = -0.00023078 Jy ! Component: 200 - total flux cleaned = -0.000230416 Jy ! Total flux subtracted in 200 components = -0.000230416 Jy ! Clean residual min=-0.000977 max=0.000929 Jy/beam ! Clean residual mean=0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0843937 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.0843937 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=0.051476Jy sigma=1.131334 ! Fit after self-cal, rms=0.051472Jy sigma=1.131268 wmodel J0941+2728_X_map.mod ! Writing 78 model components to file: J0941+2728_X_map.mod wobs J0941+2728_X_uvs.fits ! Writing UV FITS file: J0941+2728_X_uvs.fits wwins J0941+2728_X_map.win ! wwins: Wrote 3 windows to J0941+2728_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 = -0.000184434 Jy ! Component: 100 - total flux cleaned = -0.000200652 Jy ! Component: 150 - total flux cleaned = -0.000233469 Jy ! Component: 200 - total flux cleaned = -0.000280709 Jy ! Component: 250 - total flux cleaned = -0.000295702 Jy ! Component: 300 - total flux cleaned = -0.000295482 Jy ! Component: 350 - total flux cleaned = -0.000324845 Jy ! Component: 400 - total flux cleaned = -0.000396334 Jy ! Component: 450 - total flux cleaned = -0.000354362 Jy ! Component: 500 - total flux cleaned = -0.000396363 Jy ! Component: 550 - total flux cleaned = -0.000450928 Jy ! Component: 600 - total flux cleaned = -0.000477636 Jy ! Component: 650 - total flux cleaned = -0.00049074 Jy ! Component: 700 - total flux cleaned = -0.000503711 Jy ! Component: 750 - total flux cleaned = -0.000490845 Jy ! Component: 800 - total flux cleaned = -0.000516318 Jy ! Component: 850 - total flux cleaned = -0.000541159 Jy ! Component: 900 - total flux cleaned = -0.000528984 Jy ! Component: 950 - total flux cleaned = -0.000590125 Jy ! Component: 1000 - total flux cleaned = -0.00057789 Jy ! Component: 1050 - total flux cleaned = -0.000637723 Jy ! Component: 1100 - total flux cleaned = -0.000637485 Jy ! Component: 1150 - total flux cleaned = -0.000649392 Jy ! Component: 1200 - total flux cleaned = -0.000707512 Jy ! Component: 1250 - total flux cleaned = -0.000707567 Jy ! Component: 1300 - total flux cleaned = -0.000753125 Jy ! Component: 1350 - total flux cleaned = -0.000798215 Jy ! Component: 1400 - total flux cleaned = -0.000831676 Jy ! Component: 1450 - total flux cleaned = -0.000831776 Jy ! Component: 1500 - total flux cleaned = -0.000897577 Jy ! Component: 1550 - total flux cleaned = -0.000919271 Jy ! Component: 1600 - total flux cleaned = -0.000962429 Jy ! Component: 1650 - total flux cleaned = -0.00101568 Jy ! Component: 1700 - total flux cleaned = -0.00104745 Jy ! Component: 1750 - total flux cleaned = -0.0010684 Jy ! Component: 1800 - total flux cleaned = -0.00112055 Jy ! Component: 1850 - total flux cleaned = -0.00114108 Jy ! Component: 1900 - total flux cleaned = -0.00117195 Jy ! Component: 1950 - total flux cleaned = -0.00123308 Jy ! Component: 2000 - total flux cleaned = -0.00129371 Jy ! Component: 2050 - total flux cleaned = -0.00132382 Jy ! Component: 2100 - total flux cleaned = -0.00136352 Jy ! Component: 2150 - total flux cleaned = -0.00137337 Jy ! Component: 2200 - total flux cleaned = -0.00140275 Jy ! Component: 2250 - total flux cleaned = -0.00147084 Jy ! Component: 2300 - total flux cleaned = -0.00150953 Jy ! Component: 2350 - total flux cleaned = -0.00150948 Jy ! Component: 2400 - total flux cleaned = -0.00151905 Jy ! Component: 2450 - total flux cleaned = -0.00153804 Jy ! Component: 2500 - total flux cleaned = -0.00157567 Jy ! Component: 2550 - total flux cleaned = -0.00163169 Jy ! Component: 2600 - total flux cleaned = -0.00167811 Jy ! Component: 2650 - total flux cleaned = -0.00168734 Jy ! Component: 2700 - total flux cleaned = -0.00175147 Jy ! Component: 2750 - total flux cleaned = -0.00178791 Jy ! Component: 2800 - total flux cleaned = -0.00180603 Jy ! Component: 2850 - total flux cleaned = -0.00186911 Jy ! Component: 2900 - total flux cleaned = -0.00186016 Jy ! Component: 2950 - total flux cleaned = -0.00188686 Jy ! Component: 3000 - total flux cleaned = -0.00192223 Jy ! Component: 3050 - total flux cleaned = -0.00195746 Jy ! Component: 3100 - total flux cleaned = -0.00195751 Jy ! Component: 3150 - total flux cleaned = -0.00201837 Jy ! Component: 3200 - total flux cleaned = -0.0020616 Jy ! Component: 3250 - total flux cleaned = -0.00207877 Jy ! Component: 3300 - total flux cleaned = -0.00211301 Jy ! Component: 3350 - total flux cleaned = -0.00212149 Jy ! Component: 3400 - total flux cleaned = -0.00213846 Jy ! Component: 3450 - total flux cleaned = -0.00218902 Jy ! Component: 3500 - total flux cleaned = -0.00219742 Jy ! Component: 3550 - total flux cleaned = -0.00223911 Jy ! Component: 3600 - total flux cleaned = -0.00228064 Jy ! Component: 3650 - total flux cleaned = -0.00228885 Jy ! Component: 3700 - total flux cleaned = -0.00232984 Jy ! Component: 3750 - total flux cleaned = -0.00239519 Jy ! Component: 3800 - total flux cleaned = -0.00241141 Jy ! Component: 3850 - total flux cleaned = -0.00245988 Jy ! Component: 3900 - total flux cleaned = -0.00245983 Jy ! Component: 3950 - total flux cleaned = -0.00249997 Jy ! Component: 4000 - total flux cleaned = -0.00253976 Jy ! Component: 4050 - total flux cleaned = -0.00253974 Jy ! Total flux subtracted in 4096 components = -0.00254761 Jy ! Clean residual min=-0.000602 max=0.000464 Jy/beam ! Clean residual mean=-0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.081846 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 374 components and 0.0818461 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0941+2728_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9073 x 1.709 at -5.139 degrees (North through East) ! Clean map min=-0.00072794 max=0.064581 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0941+2728_X_map.fits wmodel /vlbi/uf001/uva//J0941+2728_X_map.mod ! Writing 374 model components to file: /vlbi/uf001/uva//J0941+2728_X_map.mod wobs /vlbi/uf001/uva//J0941+2728_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0941+2728_X_uvs.fits wwins /vlbi/uf001/uva//J0941+2728_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0941+2728_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.064581 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134494 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.624771 0.624771 1.24954 2.49908 4.99817 9.99633 19.9927 39.9853 79.9706 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 480.176 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0941+2728_X_dfm.log closed on Mon Jan 14 00:34:51 2019