! Started logfile: /vlbi/uf001/uva//J1833+0115_X_dfm.log on Mon Jan 14 04:42:23 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//J1833+0115_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1833+0115_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.892593 visibilities/baseline/integration-bin. ! Found source: J1833+0115 ! ! 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 20244 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 J1833+0115_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 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024110Jy sigma=22.312689 ! Fit after self-cal, rms=0.804465Jy sigma=17.502970 ! 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=0.6529 mas, bmaj=1.624 mas, bpa=-2.207 degrees ! Estimated noise=0.384889 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 = 0.148706 Jy ! Component: 100 - total flux cleaned = 0.184955 Jy ! Total flux subtracted in 100 components = 0.184955 Jy ! Clean residual min=-0.007811 max=0.013782 Jy/beam ! Clean residual mean=0.000000 rms=0.001516 Jy/beam ! Combined flux in latest and established models = 0.184955 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.184955 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=0.065825Jy sigma=1.387206 ! Fit after self-cal, rms=0.065820Jy sigma=1.386953 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147836 Jy ! Component: 100 - total flux cleaned = 0.0225028 Jy ! Total flux subtracted in 100 components = 0.0225028 Jy ! Clean residual min=-0.007732 max=0.008334 Jy/beam ! Clean residual mean=0.000000 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 0.207457 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.207457 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=0.061922Jy sigma=1.303980 ! Fit after self-cal, rms=0.061919Jy sigma=1.303655 ! Inverting map ! Added new window around map position (0.2, 12). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00684522 Jy ! Component: 100 - total flux cleaned = 0.00901325 Jy ! Total flux subtracted in 100 components = 0.00901325 Jy ! Clean residual min=-0.007568 max=0.007094 Jy/beam ! Clean residual mean=0.000000 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.216471 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.216471 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=0.061296Jy sigma=1.291662 ! Fit after self-cal, rms=0.061220Jy sigma=1.289687 ! 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=0.8074 mas, bmaj=1.877 mas, bpa=-2.247 degrees ! Estimated noise=0.270996 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 (-1.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109745 Jy ! Component: 100 - total flux cleaned = 0.0176667 Jy ! Component: 150 - total flux cleaned = 0.0223219 Jy ! Component: 200 - total flux cleaned = 0.0256074 Jy ! Total flux subtracted in 200 components = 0.0256074 Jy ! Clean residual min=-0.007373 max=0.008004 Jy/beam ! Clean residual mean=0.000001 rms=0.001240 Jy/beam ! Combined flux in latest and established models = 0.242078 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 41 components and 0.242078 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=0.058961Jy sigma=1.239699 ! Fit after self-cal, rms=0.058765Jy sigma=1.234714 ! Inverting map ! Added new window around map position (2.2, 16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00760053 Jy ! Component: 100 - total flux cleaned = 0.0121783 Jy ! Component: 150 - total flux cleaned = 0.0152786 Jy ! Component: 200 - total flux cleaned = 0.0165774 Jy ! Total flux subtracted in 200 components = 0.0165774 Jy ! Clean residual min=-0.005685 max=0.005487 Jy/beam ! Clean residual mean=0.000001 rms=0.000998 Jy/beam ! Combined flux in latest and established models = 0.258655 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 70 components and 0.258656 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=0.057646Jy sigma=1.208697 ! Fit after self-cal, rms=0.057561Jy sigma=1.206938 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8074 x 1.877 at -2.247 degrees (North through East) ! Clean map min=-0.0053352 max=0.19238 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.95 KP 1.00 ! LA 0.89 MK 1.01 NL 1.10 OV 1.00 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.96 KP 1.01 ! LA 0.90 MK 0.99 NL 1.09 OV 0.98 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.98 KP 0.98 ! LA 0.90 MK 1.00 NL 1.10 OV 1.01 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 1.04 ! LA 0.92 MK 1.00 NL 1.09 OV 1.00 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 0.98 KP 1.02 ! LA 0.93 MK 0.97 NL 1.09 OV 0.99 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.96 KP 1.02 ! LA 0.91 MK 0.96 NL 1.08 OV 1.03 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 1.02 ! LA 0.95 MK 1.00 NL 1.07 OV 0.98 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.97 KP 1.02 ! LA 0.93 MK 1.01 NL 1.09 OV 0.98 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.97 KP 1.01 ! LA 0.93 MK 1.02 NL 1.10 OV 0.97 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.96 KP 1.00 ! LA 0.92 MK 1.01 NL 1.12 OV 1.02 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.94 KP 1.03 ! LA 0.94 MK 1.00 NL 1.10 OV 1.00 ! PT 1.00* SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 0.95 KP 1.01 ! LA 0.91 MK 1.01 NL 1.11 OV 0.98 ! PT 1.00* SC 1.01 ! ! ! Fit before self-cal, rms=0.057561Jy sigma=1.206938 ! Fit after self-cal, rms=0.056662Jy sigma=1.167637 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8052 mas, bmaj=1.89 mas, bpa=-2.454 degrees ! Estimated noise=0.273984 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 (-2.8, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00530377 Jy ! Component: 100 - total flux cleaned = 0.00664462 Jy ! Component: 150 - total flux cleaned = 0.0067196 Jy ! Component: 200 - total flux cleaned = 0.00707079 Jy ! Total flux subtracted in 200 components = 0.00707079 Jy ! Clean residual min=-0.002404 max=0.002455 Jy/beam ! Clean residual mean=-0.000000 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.265726 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 0.265726 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=0.056129Jy sigma=1.155219 ! Fit after self-cal, rms=0.056123Jy sigma=1.154349 ! 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=0.056123Jy sigma=1.154349 ! Fit after self-cal, rms=0.055782Jy sigma=1.145324 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8055 mas, bmaj=1.892 mas, bpa=-2.404 degrees ! Estimated noise=0.273508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000337797 Jy ! Component: 100 - total flux cleaned = -0.000336316 Jy ! Component: 150 - total flux cleaned = -0.000132109 Jy ! Component: 200 - total flux cleaned = 4.35098e-05 Jy ! Total flux subtracted in 200 components = 4.35098e-05 Jy ! Clean residual min=-0.001960 max=0.001714 Jy/beam ! Clean residual mean=-0.000000 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.26577 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 125 components and 0.26577 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=0.055662Jy sigma=1.142520 ! Fit after self-cal, rms=0.055662Jy sigma=1.142399 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 = 0.000114629 Jy ! Component: 100 - total flux cleaned = 0.000267923 Jy ! Component: 150 - total flux cleaned = 0.000303905 Jy ! Component: 200 - total flux cleaned = 0.000398684 Jy ! Total flux subtracted in 200 components = 0.000398684 Jy ! Clean residual min=-0.001851 max=0.001653 Jy/beam ! Clean residual mean=-0.000000 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.266168 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 140 components and 0.266168 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=0.055621Jy sigma=1.141467 ! Fit after self-cal, rms=0.055618Jy sigma=1.141438 ! 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=0.055618Jy sigma=1.141438 ! Fit after self-cal, rms=0.055632Jy sigma=1.140699 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8051 mas, bmaj=1.892 mas, bpa=-2.365 degrees ! Estimated noise=0.27331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000911747 Jy ! Component: 100 - total flux cleaned = -0.00122512 Jy ! Component: 150 - total flux cleaned = -0.0013952 Jy ! Component: 200 - total flux cleaned = -0.00148525 Jy ! Total flux subtracted in 200 components = -0.00148525 Jy ! Clean residual min=-0.001683 max=0.001484 Jy/beam ! Clean residual mean=-0.000000 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.264683 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 152 components and 0.264683 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=0.055581Jy sigma=1.139551 ! Fit after self-cal, rms=0.055580Jy sigma=1.139507 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 = -0.000209157 Jy ! Component: 100 - total flux cleaned = -0.000182544 Jy ! Component: 150 - total flux cleaned = -0.000158052 Jy ! Component: 200 - total flux cleaned = -0.000157666 Jy ! Total flux subtracted in 200 components = -0.000157666 Jy ! Clean residual min=-0.001649 max=0.001455 Jy/beam ! Clean residual mean=-0.000000 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.264525 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 160 components and 0.264525 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=0.055559Jy sigma=1.139027 ! Fit after self-cal, rms=0.055557Jy sigma=1.139016 ! 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=0.055557Jy sigma=1.139016 ! Fit after self-cal, rms=0.055557Jy sigma=1.138658 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.948 mas, bmaj=3.014 mas, bpa=0.6097 degrees ! Estimated noise=0.363479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00106027 Jy ! Component: 100 - total flux cleaned = -0.00129596 Jy ! Component: 150 - total flux cleaned = -0.00135546 Jy ! Component: 200 - total flux cleaned = -0.00137864 Jy ! Total flux subtracted in 200 components = -0.00137864 Jy ! Clean residual min=-0.001813 max=0.001725 Jy/beam ! Clean residual mean=-0.000001 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.263147 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 179 components and 0.263147 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=0.055540Jy sigma=1.138208 ! Fit after self-cal, rms=0.055538Jy sigma=1.138151 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 = -0.000128506 Jy ! Component: 100 - total flux cleaned = -8.90157e-05 Jy ! Component: 150 - total flux cleaned = -5.57191e-05 Jy ! Component: 200 - total flux cleaned = -4.05628e-05 Jy ! Total flux subtracted in 200 components = -4.05628e-05 Jy ! Clean residual min=-0.001820 max=0.001738 Jy/beam ! Clean residual mean=-0.000001 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.263106 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 187 components and 0.263106 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=0.055536Jy sigma=1.138074 ! Fit after self-cal, rms=0.055535Jy sigma=1.138061 ! 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=0.8048 mas, bmaj=1.893 mas, bpa=-2.324 degrees ! Estimated noise=0.273154 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8048 x 1.893 at -2.324 degrees (North through East) ! Clean map min=-0.0014829 max=0.19461 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=0.6504 mas, bmaj=1.636 mas, bpa=-2.273 degrees ! Estimated noise=0.387909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.149766 Jy ! Component: 100 - total flux cleaned = 0.186257 Jy ! Component: 150 - total flux cleaned = 0.202093 Jy ! Component: 200 - total flux cleaned = 0.211373 Jy ! Total flux subtracted in 200 components = 0.211373 Jy ! Clean residual min=-0.004195 max=0.004842 Jy/beam ! Clean residual mean=-0.000000 rms=0.000826 Jy/beam ! Combined flux in latest and established models = 0.211373 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.211373 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8048 mas, bmaj=1.893 mas, bpa=-2.324 degrees ! Estimated noise=0.273154 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 = 0.0100107 Jy ! Component: 100 - total flux cleaned = 0.0170288 Jy ! Component: 150 - total flux cleaned = 0.0224262 Jy ! Component: 200 - total flux cleaned = 0.0267729 Jy ! Total flux subtracted in 200 components = 0.0267729 Jy ! Clean residual min=-0.002543 max=0.003082 Jy/beam ! Clean residual mean=0.000000 rms=0.000619 Jy/beam ! Combined flux in latest and established models = 0.238146 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 49 components and 0.238146 Jy ! Inverting map ! Added new window around map position (2.4, -25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371218 Jy ! Component: 100 - total flux cleaned = 0.00684808 Jy ! Component: 150 - total flux cleaned = 0.00954595 Jy ! Component: 200 - total flux cleaned = 0.0118782 Jy ! Total flux subtracted in 200 components = 0.0118782 Jy ! Clean residual min=-0.001951 max=0.001867 Jy/beam ! Clean residual mean=-0.000000 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.250024 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 76 components and 0.250024 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=1.948 mas, bmaj=3.014 mas, bpa=0.6097 degrees ! Estimated noise=0.363479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354827 Jy ! Component: 100 - total flux cleaned = 0.0058784 Jy ! Component: 150 - total flux cleaned = 0.00754637 Jy ! Component: 200 - total flux cleaned = 0.0088191 Jy ! Total flux subtracted in 200 components = 0.0088191 Jy ! Clean residual min=-0.002025 max=0.001756 Jy/beam ! Clean residual mean=-0.000000 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.258843 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 = 0.000942522 Jy ! Component: 100 - total flux cleaned = 0.00167917 Jy ! Component: 150 - total flux cleaned = 0.00229187 Jy ! Component: 200 - total flux cleaned = 0.00285558 Jy ! Total flux subtracted in 200 components = 0.00285558 Jy ! Clean residual min=-0.001943 max=0.001663 Jy/beam ! Clean residual mean=-0.000000 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.261699 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 134 components and 0.261699 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8048 mas, bmaj=1.893 mas, bpa=-2.324 degrees ! Estimated noise=0.273154 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011277 Jy ! Component: 100 - total flux cleaned = 0.00136017 Jy ! Component: 150 - total flux cleaned = 0.00147683 Jy ! Component: 200 - total flux cleaned = 0.00158363 Jy ! Total flux subtracted in 200 components = 0.00158363 Jy ! Clean residual min=-0.001499 max=0.001458 Jy/beam ! Clean residual mean=-0.000000 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.263283 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 155 components and 0.263283 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=0.055580Jy sigma=1.139036 ! Fit after self-cal, rms=0.055563Jy sigma=1.138735 wmodel J1833+0115_X_map.mod ! Writing 155 model components to file: J1833+0115_X_map.mod wobs J1833+0115_X_uvs.fits ! Writing UV FITS file: J1833+0115_X_uvs.fits wwins J1833+0115_X_map.win ! wwins: Wrote 6 windows to J1833+0115_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 = -6.99505e-05 Jy ! Component: 100 - total flux cleaned = -4.3384e-05 Jy ! Component: 150 - total flux cleaned = -6.79367e-05 Jy ! Component: 200 - total flux cleaned = -4.44727e-05 Jy ! Component: 250 - total flux cleaned = -4.47036e-05 Jy ! Component: 300 - total flux cleaned = -2.20357e-05 Jy ! Component: 350 - total flux cleaned = -4.4076e-05 Jy ! Component: 400 - total flux cleaned = -2.2551e-05 Jy ! Component: 450 - total flux cleaned = 4.03725e-05 Jy ! Component: 500 - total flux cleaned = 6.04255e-05 Jy ! Component: 550 - total flux cleaned = 3.99345e-05 Jy ! Component: 600 - total flux cleaned = 3.96281e-05 Jy ! Component: 650 - total flux cleaned = 3.97011e-05 Jy ! Component: 700 - total flux cleaned = 2.03032e-05 Jy ! Component: 750 - total flux cleaned = 9.68705e-05 Jy ! Component: 800 - total flux cleaned = 9.67265e-05 Jy ! Component: 850 - total flux cleaned = 4.0731e-05 Jy ! Component: 900 - total flux cleaned = 9.57464e-05 Jy ! Component: 950 - total flux cleaned = 0.00011378 Jy ! Component: 1000 - total flux cleaned = 0.000149416 Jy ! Component: 1050 - total flux cleaned = 0.00022004 Jy ! Component: 1100 - total flux cleaned = 0.00014991 Jy ! Component: 1150 - total flux cleaned = 0.00021883 Jy ! Component: 1200 - total flux cleaned = 0.000235797 Jy ! Component: 1250 - total flux cleaned = 0.000235971 Jy ! Component: 1300 - total flux cleaned = 0.000336352 Jy ! Component: 1350 - total flux cleaned = 0.000369174 Jy ! Component: 1400 - total flux cleaned = 0.000336449 Jy ! Component: 1450 - total flux cleaned = 0.000401853 Jy ! Component: 1500 - total flux cleaned = 0.000449914 Jy ! Component: 1550 - total flux cleaned = 0.000497469 Jy ! Component: 1600 - total flux cleaned = 0.000528917 Jy ! Component: 1650 - total flux cleaned = 0.000607009 Jy ! Component: 1700 - total flux cleaned = 0.000668833 Jy ! Component: 1750 - total flux cleaned = 0.000775864 Jy ! Component: 1800 - total flux cleaned = 0.00082131 Jy ! Component: 1850 - total flux cleaned = 0.000836455 Jy ! Component: 1900 - total flux cleaned = 0.000866201 Jy ! Component: 1950 - total flux cleaned = 0.000969741 Jy ! Component: 2000 - total flux cleaned = 0.000954727 Jy ! Component: 2050 - total flux cleaned = 0.00101287 Jy ! Component: 2100 - total flux cleaned = 0.00107027 Jy ! Component: 2150 - total flux cleaned = 0.00108456 Jy ! Component: 2200 - total flux cleaned = 0.00118385 Jy ! Component: 2250 - total flux cleaned = 0.00118377 Jy ! Component: 2300 - total flux cleaned = 0.00122575 Jy ! Component: 2350 - total flux cleaned = 0.00128125 Jy ! Component: 2400 - total flux cleaned = 0.00133609 Jy ! Component: 2450 - total flux cleaned = 0.00134963 Jy ! Component: 2500 - total flux cleaned = 0.00139026 Jy ! Component: 2550 - total flux cleaned = 0.00134969 Jy ! Component: 2600 - total flux cleaned = 0.0013765 Jy ! Component: 2650 - total flux cleaned = 0.00140305 Jy ! Component: 2700 - total flux cleaned = 0.00138988 Jy ! Component: 2750 - total flux cleaned = 0.00141605 Jy ! Component: 2800 - total flux cleaned = 0.00142896 Jy ! Component: 2850 - total flux cleaned = 0.00141618 Jy ! Component: 2900 - total flux cleaned = 0.0014162 Jy ! Component: 2950 - total flux cleaned = 0.00145439 Jy ! Component: 3000 - total flux cleaned = 0.00144192 Jy ! Component: 3050 - total flux cleaned = 0.00149215 Jy ! Component: 3100 - total flux cleaned = 0.00145494 Jy ! Component: 3150 - total flux cleaned = 0.00155362 Jy ! Component: 3200 - total flux cleaned = 0.00151682 Jy ! Component: 3250 - total flux cleaned = 0.00150461 Jy ! Component: 3300 - total flux cleaned = 0.0015289 Jy ! Component: 3350 - total flux cleaned = 0.00152889 Jy ! Component: 3400 - total flux cleaned = 0.0014809 Jy ! Component: 3450 - total flux cleaned = 0.00152835 Jy ! Component: 3500 - total flux cleaned = 0.00155203 Jy ! Component: 3550 - total flux cleaned = 0.0015402 Jy ! Component: 3600 - total flux cleaned = 0.00156353 Jy ! Component: 3650 - total flux cleaned = 0.0015867 Jy ! Component: 3700 - total flux cleaned = 0.00158666 Jy ! Component: 3750 - total flux cleaned = 0.00159822 Jy ! Component: 3800 - total flux cleaned = 0.00163225 Jy ! Component: 3850 - total flux cleaned = 0.00158691 Jy ! Component: 3900 - total flux cleaned = 0.00160947 Jy ! Component: 3950 - total flux cleaned = 0.00157575 Jy ! Component: 4000 - total flux cleaned = 0.00154248 Jy ! Component: 4050 - total flux cleaned = 0.00158668 Jy ! Total flux subtracted in 4096 components = 0.00158672 Jy ! Clean residual min=-0.000652 max=0.000593 Jy/beam ! Clean residual mean=-0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.264869 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 445 components and 0.264869 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1833+0115_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8048 x 1.893 at -2.324 degrees (North through East) ! Clean map min=-0.0010864 max=0.19625 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1833+0115_X_map.fits wmodel /vlbi/uf001/uva//J1833+0115_X_map.mod ! Writing 445 model components to file: /vlbi/uf001/uva//J1833+0115_X_map.mod wobs /vlbi/uf001/uva//J1833+0115_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1833+0115_X_uvs.fits wwins /vlbi/uf001/uva//J1833+0115_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1833+0115_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.196251 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000185799 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.284022 0.284022 0.568045 1.13609 2.27218 4.54436 9.08871 18.1774 36.3549 72.7097 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.196 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1056.26 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1833+0115_X_dfm.log closed on Mon Jan 14 04:42:28 2019