! Started logfile: /vlbi/uf001/uva//J1806+6141_X_dfm.log on Mon Jan 14 04:30:43 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//J1806+6141_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1806+6141_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.983397 visibilities/baseline/integration-bin. ! Found source: J1806+6141 ! ! 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 46200 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 J1806+6141_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 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015231Jy sigma=23.226105 ! Fit after self-cal, rms=0.857593Jy sigma=19.615423 ! 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=0.7504 mas, bmaj=0.8843 mas, bpa=-9.758 degrees ! Estimated noise=0.389286 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 = 0.109303 Jy ! Component: 100 - total flux cleaned = 0.134242 Jy ! Total flux subtracted in 100 components = 0.134242 Jy ! Clean residual min=-0.005147 max=0.009205 Jy/beam ! Clean residual mean=0.000001 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 0.134242 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.134242 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=0.056579Jy sigma=1.254502 ! Fit after self-cal, rms=0.056576Jy sigma=1.254364 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00954616 Jy ! Component: 100 - total flux cleaned = 0.0137252 Jy ! Total flux subtracted in 100 components = 0.0137252 Jy ! Clean residual min=-0.004242 max=0.005271 Jy/beam ! Clean residual mean=0.000002 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.147967 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 5 components and 0.147967 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=0.054908Jy sigma=1.218166 ! Fit after self-cal, rms=0.054910Jy sigma=1.218098 ! Inverting map ! Added new window around map position (-8.8, -10.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00513712 Jy ! Component: 100 - total flux cleaned = 0.0073602 Jy ! Total flux subtracted in 100 components = 0.0073602 Jy ! Clean residual min=-0.003830 max=0.004590 Jy/beam ! Clean residual mean=0.000001 rms=0.000821 Jy/beam ! Combined flux in latest and established models = 0.155327 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.155327 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=0.054574Jy sigma=1.209312 ! Fit after self-cal, rms=0.054530Jy sigma=1.208226 ! 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=0.9786 mas, bmaj=1.137 mas, bpa=-6.966 degrees ! Estimated noise=0.165855 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 (1.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00606822 Jy ! Component: 100 - total flux cleaned = 0.00960326 Jy ! Component: 150 - total flux cleaned = 0.0120249 Jy ! Component: 200 - total flux cleaned = 0.0136924 Jy ! Total flux subtracted in 200 components = 0.0136924 Jy ! Clean residual min=-0.003089 max=0.003912 Jy/beam ! Clean residual mean=0.000001 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.16902 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 41 components and 0.16902 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=0.053826Jy sigma=1.190165 ! Fit after self-cal, rms=0.053724Jy sigma=1.187870 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9786 x 1.137 at -6.966 degrees (North through East) ! Clean map min=-0.0030008 max=0.1416 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.96 KP 0.99 ! LA 0.91 MK 1.01 NL 1.12 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.97 KP 1.01 ! LA 0.89 MK 1.00 NL 1.13 OV 0.96 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.96 KP 1.00 ! LA 0.91 MK 1.02 NL 1.13 OV 0.98 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.98 KP 1.00 ! LA 0.91 MK 1.02 NL 1.14 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.97 KP 1.01 ! LA 0.91 MK 0.97 NL 1.13 OV 0.97 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.01 ! LA 0.92 MK 0.99 NL 1.12 OV 0.98 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.99 KP 1.00 ! LA 0.92 MK 1.00 NL 1.12 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.98 KP 1.00 ! LA 0.92 MK 1.00 NL 1.13 OV 0.95 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.97 KP 1.00 ! LA 0.91 MK 1.03 NL 1.13 OV 0.95 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 1.02 ! LA 0.92 MK 1.03 NL 1.11 OV 0.97 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.97 KP 1.02 ! LA 0.90 MK 1.01 NL 1.11 OV 0.96 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.96 KP 0.98 ! LA 0.90 MK 1.00 NL 1.14 OV 0.95 ! PT 1.00* SC 0.94 ! ! ! Fit before self-cal, rms=0.053724Jy sigma=1.187870 ! Fit after self-cal, rms=0.052614Jy sigma=1.154785 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9732 mas, bmaj=1.131 mas, bpa=-6.099 degrees ! Estimated noise=0.165741 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 = -0.00123444 Jy ! Component: 100 - total flux cleaned = -0.00178086 Jy ! Component: 150 - total flux cleaned = -0.00210223 Jy ! Component: 200 - total flux cleaned = -0.00229824 Jy ! Total flux subtracted in 200 components = -0.00229824 Jy ! Clean residual min=-0.001544 max=0.001559 Jy/beam ! Clean residual mean=0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.166721 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 55 components and 0.166721 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=0.052464Jy sigma=1.151378 ! Fit after self-cal, rms=0.052476Jy sigma=1.150820 ! 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=0.052476Jy sigma=1.150820 ! Fit after self-cal, rms=0.052390Jy sigma=1.147168 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.975 mas, bmaj=1.123 mas, bpa=-6.585 degrees ! Estimated noise=0.16587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000744603 Jy ! Component: 100 - total flux cleaned = -0.000942611 Jy ! Component: 150 - total flux cleaned = -0.00110967 Jy ! Component: 200 - total flux cleaned = -0.00125381 Jy ! Total flux subtracted in 200 components = -0.00125381 Jy ! Clean residual min=-0.001251 max=0.001287 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.165468 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.165468 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=0.052337Jy sigma=1.146029 ! Fit after self-cal, rms=0.052336Jy sigma=1.145932 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 (2, -5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000377994 Jy ! Component: 100 - total flux cleaned = 0.000223088 Jy ! Component: 150 - total flux cleaned = 6.06666e-05 Jy ! Component: 200 - total flux cleaned = -0.000108469 Jy ! Total flux subtracted in 200 components = -0.000108469 Jy ! Clean residual min=-0.001196 max=0.001171 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.165359 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.165359 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=0.052298Jy sigma=1.145097 ! Fit after self-cal, rms=0.052298Jy sigma=1.145071 ! Inverting map ! Added new window around map position (9.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000987418 Jy ! Component: 100 - total flux cleaned = 0.00117464 Jy ! Component: 150 - total flux cleaned = 0.0012471 Jy ! Component: 200 - total flux cleaned = 0.00135643 Jy ! Total flux subtracted in 200 components = 0.00135643 Jy ! Clean residual min=-0.001107 max=0.001016 Jy/beam ! Clean residual mean=-0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.166715 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 90 components and 0.166716 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=0.052269Jy sigma=1.144386 ! Fit after self-cal, rms=0.052268Jy sigma=1.144366 ! 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=0.052268Jy sigma=1.144366 ! Fit after self-cal, rms=0.052250Jy sigma=1.144119 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9733 mas, bmaj=1.122 mas, bpa=-6.391 degrees ! Estimated noise=0.165825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000157812 Jy ! Component: 100 - total flux cleaned = -8.28538e-05 Jy ! Component: 150 - total flux cleaned = 7.42762e-06 Jy ! Component: 200 - total flux cleaned = 0.000110057 Jy ! Total flux subtracted in 200 components = 0.000110057 Jy ! Clean residual min=-0.001001 max=0.000963 Jy/beam ! Clean residual mean=-0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.166826 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 97 components and 0.166826 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=0.052229Jy sigma=1.143660 ! Fit after self-cal, rms=0.052229Jy sigma=1.143642 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 = 5.61351e-05 Jy ! Component: 100 - total flux cleaned = 0.00014972 Jy ! Component: 150 - total flux cleaned = 0.000185587 Jy ! Component: 200 - total flux cleaned = 0.000269456 Jy ! Total flux subtracted in 200 components = 0.000269456 Jy ! Clean residual min=-0.000971 max=0.000913 Jy/beam ! Clean residual mean=-0.000000 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.167095 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 102 components and 0.167095 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=0.052218Jy sigma=1.143394 ! Fit after self-cal, rms=0.052217Jy sigma=1.143391 ! 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=0.052217Jy sigma=1.143391 ! Fit after self-cal, rms=0.052223Jy sigma=1.143313 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.136 mas, bmaj=2.212 mas, bpa=67.56 degrees ! Estimated noise=0.221267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.36686e-05 Jy ! Component: 100 - total flux cleaned = -4.41485e-05 Jy ! Component: 150 - total flux cleaned = -0.00012754 Jy ! Component: 200 - total flux cleaned = -0.00011311 Jy ! Total flux subtracted in 200 components = -0.00011311 Jy ! Clean residual min=-0.001046 max=0.001148 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.166982 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 122 components and 0.166982 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=0.052219Jy sigma=1.143223 ! Fit after self-cal, rms=0.052219Jy sigma=1.143211 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 (4.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0008493 Jy ! Component: 100 - total flux cleaned = 0.00116298 Jy ! Component: 150 - total flux cleaned = 0.00134078 Jy ! Component: 200 - total flux cleaned = 0.0014659 Jy ! Total flux subtracted in 200 components = 0.0014659 Jy ! Clean residual min=-0.000889 max=0.000857 Jy/beam ! Clean residual mean=0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.168448 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 147 components and 0.168448 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=0.052211Jy sigma=1.142992 ! Fit after self-cal, rms=0.052209Jy sigma=1.142955 ! Inverting map ! Added new window around map position (-50.4, 34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000700603 Jy ! Component: 100 - total flux cleaned = 0.00102272 Jy ! Component: 150 - total flux cleaned = 0.00130281 Jy ! Component: 200 - total flux cleaned = 0.00135776 Jy ! Total flux subtracted in 200 components = 0.00135776 Jy ! Clean residual min=-0.000844 max=0.000777 Jy/beam ! Clean residual mean=-0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.169806 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 172 components and 0.169806 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=0.052198Jy sigma=1.142715 ! Fit after self-cal, rms=0.052197Jy sigma=1.142692 ! 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=0.9724 mas, bmaj=1.122 mas, bpa=-6.274 degrees ! Estimated noise=0.165832 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9724 x 1.122 at -6.274 degrees (North through East) ! Clean map min=-0.00085109 max=0.1416 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=0.7476 mas, bmaj=0.8705 mas, bpa=-8.794 degrees ! Estimated noise=0.386129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10836 Jy ! Component: 100 - total flux cleaned = 0.133378 Jy ! Component: 150 - total flux cleaned = 0.143284 Jy ! Component: 200 - total flux cleaned = 0.148635 Jy ! Total flux subtracted in 200 components = 0.148635 Jy ! Clean residual min=-0.002450 max=0.002744 Jy/beam ! Clean residual mean=0.000000 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.148635 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 0.148635 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9724 mas, bmaj=1.122 mas, bpa=-6.274 degrees ! Estimated noise=0.165832 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 = 0.00443445 Jy ! Component: 100 - total flux cleaned = 0.00715396 Jy ! Component: 150 - total flux cleaned = 0.00907688 Jy ! Component: 200 - total flux cleaned = 0.0105906 Jy ! Total flux subtracted in 200 components = 0.0105906 Jy ! Clean residual min=-0.001146 max=0.001021 Jy/beam ! Clean residual mean=0.000000 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.159226 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 0.159226 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=2.136 mas, bmaj=2.212 mas, bpa=67.56 degrees ! Estimated noise=0.221267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197322 Jy ! Component: 100 - total flux cleaned = 0.00333274 Jy ! Component: 150 - total flux cleaned = 0.00437579 Jy ! Component: 200 - total flux cleaned = 0.00519051 Jy ! Total flux subtracted in 200 components = 0.00519051 Jy ! Clean residual min=-0.001039 max=0.000894 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.164416 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 = 0.000604053 Jy ! Component: 100 - total flux cleaned = 0.0010345 Jy ! Component: 150 - total flux cleaned = 0.00137241 Jy ! Component: 200 - total flux cleaned = 0.00168064 Jy ! Total flux subtracted in 200 components = 0.00168064 Jy ! Clean residual min=-0.000936 max=0.000819 Jy/beam ! Clean residual mean=0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.166097 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 115 components and 0.166097 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9724 mas, bmaj=1.122 mas, bpa=-6.274 degrees ! Estimated noise=0.165832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000894509 Jy ! Component: 100 - total flux cleaned = 0.00137818 Jy ! Component: 150 - total flux cleaned = 0.00176453 Jy ! Component: 200 - total flux cleaned = 0.0020745 Jy ! Total flux subtracted in 200 components = 0.0020745 Jy ! Clean residual min=-0.001034 max=0.000837 Jy/beam ! Clean residual mean=0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.168171 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 143 components and 0.168171 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=0.052208Jy sigma=1.143049 ! Fit after self-cal, rms=0.052200Jy sigma=1.142907 wmodel J1806+6141_X_map.mod ! Writing 143 model components to file: J1806+6141_X_map.mod wobs J1806+6141_X_uvs.fits ! Writing UV FITS file: J1806+6141_X_uvs.fits wwins J1806+6141_X_map.win ! wwins: Wrote 7 windows to J1806+6141_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 = -0.000240347 Jy ! Component: 100 - total flux cleaned = -0.000338896 Jy ! Component: 150 - total flux cleaned = -0.000515699 Jy ! Component: 200 - total flux cleaned = -0.000699868 Jy ! Component: 250 - total flux cleaned = -0.000853362 Jy ! Component: 300 - total flux cleaned = -0.00100304 Jy ! Component: 350 - total flux cleaned = -0.00113739 Jy ! Component: 400 - total flux cleaned = -0.00128109 Jy ! Component: 450 - total flux cleaned = -0.00141014 Jy ! Component: 500 - total flux cleaned = -0.00147925 Jy ! Component: 550 - total flux cleaned = -0.00153607 Jy ! Component: 600 - total flux cleaned = -0.00160319 Jy ! Component: 650 - total flux cleaned = -0.0016912 Jy ! Component: 700 - total flux cleaned = -0.00171296 Jy ! Component: 750 - total flux cleaned = -0.00180969 Jy ! Component: 800 - total flux cleaned = -0.00186266 Jy ! Component: 850 - total flux cleaned = -0.00193618 Jy ! Component: 900 - total flux cleaned = -0.00202922 Jy ! Component: 950 - total flux cleaned = -0.00206986 Jy ! Component: 1000 - total flux cleaned = -0.00211027 Jy ! Component: 1050 - total flux cleaned = -0.00217023 Jy ! Component: 1100 - total flux cleaned = -0.0022292 Jy ! Component: 1150 - total flux cleaned = -0.00225835 Jy ! Component: 1200 - total flux cleaned = -0.00228729 Jy ! Component: 1250 - total flux cleaned = -0.00229681 Jy ! Component: 1300 - total flux cleaned = -0.00235385 Jy ! Component: 1350 - total flux cleaned = -0.00236331 Jy ! Component: 1400 - total flux cleaned = -0.00241911 Jy ! Component: 1450 - total flux cleaned = -0.00245596 Jy ! Component: 1500 - total flux cleaned = -0.0024377 Jy ! Component: 1550 - total flux cleaned = -0.00248317 Jy ! Component: 1600 - total flux cleaned = -0.00254606 Jy ! Component: 1650 - total flux cleaned = -0.00253715 Jy ! Component: 1700 - total flux cleaned = -0.00258129 Jy ! Component: 1750 - total flux cleaned = -0.00261632 Jy ! Component: 1800 - total flux cleaned = -0.00260763 Jy ! Component: 1850 - total flux cleaned = -0.00261626 Jy ! Component: 1900 - total flux cleaned = -0.002642 Jy ! Component: 1950 - total flux cleaned = -0.00263352 Jy ! Component: 2000 - total flux cleaned = -0.00269271 Jy ! Component: 2050 - total flux cleaned = -0.00268437 Jy ! Component: 2100 - total flux cleaned = -0.00270933 Jy ! Component: 2150 - total flux cleaned = -0.00273416 Jy ! Component: 2200 - total flux cleaned = -0.00278343 Jy ! Component: 2250 - total flux cleaned = -0.00281594 Jy ! Component: 2300 - total flux cleaned = -0.00279164 Jy ! Component: 2350 - total flux cleaned = -0.00283169 Jy ! Component: 2400 - total flux cleaned = -0.00283959 Jy ! Component: 2450 - total flux cleaned = -0.00286327 Jy ! Component: 2500 - total flux cleaned = -0.0028632 Jy ! Component: 2550 - total flux cleaned = -0.00289452 Jy ! Component: 2600 - total flux cleaned = -0.00287891 Jy ! Component: 2650 - total flux cleaned = -0.00290206 Jy ! Component: 2700 - total flux cleaned = -0.00290211 Jy ! Component: 2750 - total flux cleaned = -0.00287928 Jy ! Component: 2800 - total flux cleaned = -0.00290207 Jy ! Component: 2850 - total flux cleaned = -0.00293975 Jy ! Component: 2900 - total flux cleaned = -0.00290982 Jy ! Component: 2950 - total flux cleaned = -0.00291724 Jy ! Component: 3000 - total flux cleaned = -0.0029469 Jy ! Component: 3050 - total flux cleaned = -0.00295425 Jy ! Component: 3100 - total flux cleaned = -0.00293956 Jy ! Component: 3150 - total flux cleaned = -0.0029541 Jy ! Component: 3200 - total flux cleaned = -0.00293233 Jy ! Component: 3250 - total flux cleaned = -0.00291794 Jy ! Component: 3300 - total flux cleaned = -0.00294659 Jy ! Component: 3350 - total flux cleaned = -0.00295373 Jy ! Component: 3400 - total flux cleaned = -0.00296792 Jy ! Component: 3450 - total flux cleaned = -0.00293974 Jy ! Component: 3500 - total flux cleaned = -0.00294684 Jy ! Component: 3550 - total flux cleaned = -0.00295373 Jy ! Component: 3600 - total flux cleaned = -0.00295374 Jy ! Component: 3650 - total flux cleaned = -0.0029676 Jy ! Component: 3700 - total flux cleaned = -0.00297443 Jy ! Component: 3750 - total flux cleaned = -0.00299496 Jy ! Component: 3800 - total flux cleaned = -0.00299495 Jy ! Component: 3850 - total flux cleaned = -0.00300169 Jy ! Component: 3900 - total flux cleaned = -0.00303536 Jy ! Component: 3950 - total flux cleaned = -0.00302194 Jy ! Component: 4000 - total flux cleaned = -0.00306203 Jy ! Component: 4050 - total flux cleaned = -0.00310847 Jy ! Total flux subtracted in 4096 components = -0.00311506 Jy ! Clean residual min=-0.000354 max=0.000401 Jy/beam ! Clean residual mean=0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.165056 Jy keep ! Adding 344 model components to the UV plane model. ! The established model now contains 487 components and 0.165056 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1806+6141_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9724 x 1.122 at -6.274 degrees (North through East) ! Clean map min=-0.00065572 max=0.14162 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1806+6141_X_map.fits wmodel /vlbi/uf001/uva//J1806+6141_X_map.mod ! Writing 487 model components to file: /vlbi/uf001/uva//J1806+6141_X_map.mod wobs /vlbi/uf001/uva//J1806+6141_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1806+6141_X_uvs.fits wwins /vlbi/uf001/uva//J1806+6141_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1806+6141_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.141622 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110203 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.233444 0.233444 0.466889 0.933778 1.86756 3.73511 7.47022 14.9404 29.8809 59.7618 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.141 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1285.1 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1806+6141_X_dfm.log closed on Mon Jan 14 04:30:50 2019