! Started logfile: /vlbi/uf001/uva//J1925+1227_X_dfm.log on Mon Jan 14 05:03:27 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//J1925+1227_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1925+1227_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.837566 visibilities/baseline/integration-bin. ! Found source: J1925+1227 ! ! 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 18996 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 J1925+1227_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 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.031710Jy sigma=22.888457 ! Fit after self-cal, rms=0.769360Jy sigma=17.110569 ! 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=0.7355 mas, bmaj=1.619 mas, bpa=-6.579 degrees ! Estimated noise=0.393794 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 = 0.181066 Jy ! Component: 100 - total flux cleaned = 0.22055 Jy ! Total flux subtracted in 100 components = 0.22055 Jy ! Clean residual min=-0.005618 max=0.011054 Jy/beam ! Clean residual mean=0.000011 rms=0.001257 Jy/beam ! Combined flux in latest and established models = 0.22055 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.22055 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=0.060942Jy sigma=1.294237 ! Fit after self-cal, rms=0.060938Jy sigma=1.294173 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109846 Jy ! Component: 100 - total flux cleaned = 0.0157848 Jy ! Total flux subtracted in 100 components = 0.0157848 Jy ! Clean residual min=-0.005653 max=0.007303 Jy/beam ! Clean residual mean=0.000007 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.236335 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.236335 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=0.059150Jy sigma=1.251506 ! Fit after self-cal, rms=0.059149Jy sigma=1.251444 ! Inverting map ! Added new window around map position (-1, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00703009 Jy ! Component: 100 - total flux cleaned = 0.00841279 Jy ! Total flux subtracted in 100 components = 0.00841279 Jy ! Clean residual min=-0.005313 max=0.006736 Jy/beam ! Clean residual mean=0.000005 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 0.244748 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.244748 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=0.058436Jy sigma=1.233482 ! Fit after self-cal, rms=0.058342Jy sigma=1.231589 ! Inverting map ! Added new window around map position (1.8, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00483867 Jy ! Component: 100 - total flux cleaned = 0.00644598 Jy ! Total flux subtracted in 100 components = 0.00644598 Jy ! Clean residual min=-0.004627 max=0.005385 Jy/beam ! Clean residual mean=0.000004 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.251194 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.251194 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=0.057917Jy sigma=1.220775 ! Fit after self-cal, rms=0.057886Jy sigma=1.219906 ! 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=0.9239 mas, bmaj=1.897 mas, bpa=-5.277 degrees ! Estimated noise=0.2544 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 (0.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00592026 Jy ! Component: 100 - total flux cleaned = 0.0081874 Jy ! Component: 150 - total flux cleaned = 0.00936805 Jy ! Component: 200 - total flux cleaned = 0.0101489 Jy ! Total flux subtracted in 200 components = 0.0101489 Jy ! Clean residual min=-0.004077 max=0.003381 Jy/beam ! Clean residual mean=0.000002 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.261342 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 46 components and 0.261342 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=0.057237Jy sigma=1.203863 ! Fit after self-cal, rms=0.057201Jy sigma=1.203017 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9239 x 1.897 at -5.277 degrees (North through East) ! Clean map min=-0.0039142 max=0.23081 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.97 KP 1.05 ! LA 1.00 MK 0.99 NL 1.03 OV 0.91 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.96 KP 1.05 ! LA 1.00 MK 1.01 NL 1.06 OV 0.92 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.94 KP 1.04 ! LA 0.99 MK 1.01 NL 1.08 OV 0.92 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.98 KP 1.04 ! LA 0.99 MK 1.00 NL 1.04 OV 0.92 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.96 KP 1.04 ! LA 0.99 MK 1.03 NL 1.09 OV 0.92 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.96 KP 1.04 ! LA 1.00 MK 1.01 NL 1.07 OV 0.93 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.96 KP 1.06 ! LA 0.99 MK 0.99 NL 1.06 OV 0.93 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.96 KP 1.05 ! LA 0.99 MK 1.03 NL 1.07 OV 0.92 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.97 KP 1.03 ! LA 1.00 MK 1.00 NL 1.07 OV 0.92 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.97 KP 1.04 ! LA 0.99 MK 0.99 NL 1.08 OV 0.93 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.97 KP 1.05 ! LA 0.99 MK 1.02 NL 1.09 OV 0.92 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.97 KP 1.01 ! LA 1.00 MK 1.05 NL 1.05 OV 0.91 ! PT 0.98 SC 0.99 ! ! ! Fit before self-cal, rms=0.057201Jy sigma=1.203017 ! Fit after self-cal, rms=0.055570Jy sigma=1.161475 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9224 mas, bmaj=1.904 mas, bpa=-5.104 degrees ! Estimated noise=0.25489 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 = -0.0028164 Jy ! Component: 100 - total flux cleaned = -0.00424565 Jy ! Component: 150 - total flux cleaned = -0.00465774 Jy ! Component: 200 - total flux cleaned = -0.00492438 Jy ! Total flux subtracted in 200 components = -0.00492438 Jy ! Clean residual min=-0.001850 max=0.001723 Jy/beam ! Clean residual mean=-0.000001 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.256418 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 62 components and 0.256418 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=0.055420Jy sigma=1.157852 ! Fit after self-cal, rms=0.055439Jy sigma=1.157619 ! 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=0.055439Jy sigma=1.157619 ! Fit after self-cal, rms=0.055254Jy sigma=1.153420 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9225 mas, bmaj=1.903 mas, bpa=-5.02 degrees ! Estimated noise=0.254587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00171488 Jy ! Component: 100 - total flux cleaned = -0.00245036 Jy ! Component: 150 - total flux cleaned = -0.00275876 Jy ! Component: 200 - total flux cleaned = -0.00290032 Jy ! Total flux subtracted in 200 components = -0.00290032 Jy ! Clean residual min=-0.001673 max=0.001462 Jy/beam ! Clean residual mean=-0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.253518 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 71 components and 0.253518 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=0.055189Jy sigma=1.151856 ! Fit after self-cal, rms=0.055188Jy sigma=1.151784 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 = -0.000117315 Jy ! Component: 100 - total flux cleaned = -0.00011782 Jy ! Component: 150 - total flux cleaned = -0.000139008 Jy ! Component: 200 - total flux cleaned = -0.000138401 Jy ! Total flux subtracted in 200 components = -0.000138401 Jy ! Clean residual min=-0.001556 max=0.001426 Jy/beam ! Clean residual mean=-0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.253379 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 80 components and 0.253379 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=0.055170Jy sigma=1.151385 ! Fit after self-cal, rms=0.055168Jy sigma=1.151355 ! 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=0.055168Jy sigma=1.151355 ! Fit after self-cal, rms=0.055071Jy sigma=1.147567 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.922 mas, bmaj=1.904 mas, bpa=-4.95 degrees ! Estimated noise=0.254427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00119763 Jy ! Component: 100 - total flux cleaned = -0.00190649 Jy ! Component: 150 - total flux cleaned = -0.00213857 Jy ! Component: 200 - total flux cleaned = -0.00219878 Jy ! Total flux subtracted in 200 components = -0.00219878 Jy ! Clean residual min=-0.001212 max=0.001305 Jy/beam ! Clean residual mean=-0.000001 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.251181 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 0.251181 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=0.055040Jy sigma=1.146808 ! Fit after self-cal, rms=0.055041Jy sigma=1.146766 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 = -0.000109641 Jy ! Component: 100 - total flux cleaned = -0.000107545 Jy ! Component: 150 - total flux cleaned = -9.06688e-05 Jy ! Component: 200 - total flux cleaned = -7.56433e-05 Jy ! Total flux subtracted in 200 components = -7.56433e-05 Jy ! Clean residual min=-0.001187 max=0.001312 Jy/beam ! Clean residual mean=-0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.251105 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 98 components and 0.251105 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=0.055032Jy sigma=1.146554 ! Fit after self-cal, rms=0.055031Jy sigma=1.146545 ! 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=0.055031Jy sigma=1.146545 ! Fit after self-cal, rms=0.054979Jy sigma=1.146245 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=2.901 mas, bpa=3.695 degrees ! Estimated noise=0.317912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000840911 Jy ! Component: 100 - total flux cleaned = -0.00100105 Jy ! Component: 150 - total flux cleaned = -0.00100103 Jy ! Component: 200 - total flux cleaned = -0.000968969 Jy ! Total flux subtracted in 200 components = -0.000968969 Jy ! Clean residual min=-0.001327 max=0.001502 Jy/beam ! Clean residual mean=-0.000002 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.250136 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 114 components and 0.250136 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=0.054969Jy sigma=1.146011 ! Fit after self-cal, rms=0.054968Jy sigma=1.145973 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.40527e-05 Jy ! Component: 100 - total flux cleaned = 6.1701e-05 Jy ! Component: 150 - total flux cleaned = 9.78523e-05 Jy ! Component: 200 - total flux cleaned = 0.000108627 Jy ! Total flux subtracted in 200 components = 0.000108627 Jy ! Clean residual min=-0.001271 max=0.001505 Jy/beam ! Clean residual mean=-0.000002 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.250245 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 122 components and 0.250245 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=0.054968Jy sigma=1.145967 ! Fit after self-cal, rms=0.054968Jy sigma=1.145957 ! 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=0.9218 mas, bmaj=1.904 mas, bpa=-4.908 degrees ! Estimated noise=0.254285 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9218 x 1.904 at -4.908 degrees (North through East) ! Clean map min=-0.001029 max=0.23136 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=0.7346 mas, bmaj=1.621 mas, bpa=-6.179 degrees ! Estimated noise=0.392678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.180538 Jy ! Component: 100 - total flux cleaned = 0.219908 Jy ! Component: 150 - total flux cleaned = 0.229976 Jy ! Component: 200 - total flux cleaned = 0.234686 Jy ! Total flux subtracted in 200 components = 0.234686 Jy ! Clean residual min=-0.002195 max=0.002558 Jy/beam ! Clean residual mean=0.000003 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.234686 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.234686 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9218 mas, bmaj=1.904 mas, bpa=-4.908 degrees ! Estimated noise=0.254285 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 = 0.00407417 Jy ! Component: 100 - total flux cleaned = 0.00670767 Jy ! Component: 150 - total flux cleaned = 0.00870142 Jy ! Component: 200 - total flux cleaned = 0.0102555 Jy ! Total flux subtracted in 200 components = 0.0102555 Jy ! Clean residual min=-0.001255 max=0.001452 Jy/beam ! Clean residual mean=0.000001 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.244941 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 39 components and 0.244941 Jy ! Inverting map ! Added new window around map position (15, 43.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146689 Jy ! Component: 100 - total flux cleaned = 0.00254375 Jy ! Component: 150 - total flux cleaned = 0.00312819 Jy ! Component: 200 - total flux cleaned = 0.00348304 Jy ! Total flux subtracted in 200 components = 0.00348304 Jy ! Clean residual min=-0.001160 max=0.001297 Jy/beam ! Clean residual mean=-0.000000 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.248424 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 57 components and 0.248424 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=2.143 mas, bmaj=2.901 mas, bpa=3.695 degrees ! Estimated noise=0.317912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00092551 Jy ! Component: 100 - total flux cleaned = 0.00131272 Jy ! Component: 150 - total flux cleaned = 0.00161024 Jy ! Component: 200 - total flux cleaned = 0.00184495 Jy ! Total flux subtracted in 200 components = 0.00184495 Jy ! Clean residual min=-0.001246 max=0.001331 Jy/beam ! Clean residual mean=-0.000002 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.250269 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 = 0.000256371 Jy ! Component: 100 - total flux cleaned = 0.000431326 Jy ! Component: 150 - total flux cleaned = 0.000599284 Jy ! Component: 200 - total flux cleaned = 0.000699792 Jy ! Total flux subtracted in 200 components = 0.000699792 Jy ! Clean residual min=-0.001252 max=0.001313 Jy/beam ! Clean residual mean=-0.000003 rms=0.000365 Jy/beam ! Combined flux in latest and established models = 0.250969 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 78 components and 0.250969 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9218 mas, bmaj=1.904 mas, bpa=-4.908 degrees ! Estimated noise=0.254285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000369208 Jy ! Component: 100 - total flux cleaned = -0.000499509 Jy ! Component: 150 - total flux cleaned = -0.000587531 Jy ! Component: 200 - total flux cleaned = -0.000606685 Jy ! Total flux subtracted in 200 components = -0.000606685 Jy ! Clean residual min=-0.001113 max=0.001207 Jy/beam ! Clean residual mean=-0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.250362 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 92 components and 0.250362 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=0.054959Jy sigma=1.145715 ! Fit after self-cal, rms=0.054953Jy sigma=1.145599 wmodel J1925+1227_X_map.mod ! Writing 92 model components to file: J1925+1227_X_map.mod wobs J1925+1227_X_uvs.fits ! Writing UV FITS file: J1925+1227_X_uvs.fits wwins J1925+1227_X_map.win ! wwins: Wrote 5 windows to J1925+1227_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 = 0.000140201 Jy ! Component: 100 - total flux cleaned = 3.8118e-05 Jy ! Component: 150 - total flux cleaned = -2.13197e-05 Jy ! Component: 200 - total flux cleaned = -5.96284e-05 Jy ! Component: 250 - total flux cleaned = -0.000134295 Jy ! Component: 300 - total flux cleaned = -0.000152458 Jy ! Component: 350 - total flux cleaned = -0.000242229 Jy ! Component: 400 - total flux cleaned = -0.000365385 Jy ! Component: 450 - total flux cleaned = -0.000469361 Jy ! Component: 500 - total flux cleaned = -0.000537876 Jy ! Component: 550 - total flux cleaned = -0.000672546 Jy ! Component: 600 - total flux cleaned = -0.000755095 Jy ! Component: 650 - total flux cleaned = -0.000820604 Jy ! Component: 700 - total flux cleaned = -0.000964623 Jy ! Component: 750 - total flux cleaned = -0.000980056 Jy ! Component: 800 - total flux cleaned = -0.000995641 Jy ! Component: 850 - total flux cleaned = -0.00102663 Jy ! Component: 900 - total flux cleaned = -0.00105707 Jy ! Component: 950 - total flux cleaned = -0.00111694 Jy ! Component: 1000 - total flux cleaned = -0.0011908 Jy ! Component: 1050 - total flux cleaned = -0.00117577 Jy ! Component: 1100 - total flux cleaned = -0.00119043 Jy ! Component: 1150 - total flux cleaned = -0.00124786 Jy ! Component: 1200 - total flux cleaned = -0.00131857 Jy ! Component: 1250 - total flux cleaned = -0.00133266 Jy ! Component: 1300 - total flux cleaned = -0.00137441 Jy ! Component: 1350 - total flux cleaned = -0.00140182 Jy ! Component: 1400 - total flux cleaned = -0.00144273 Jy ! Component: 1450 - total flux cleaned = -0.0014831 Jy ! Component: 1500 - total flux cleaned = -0.00152309 Jy ! Component: 1550 - total flux cleaned = -0.00153636 Jy ! Component: 1600 - total flux cleaned = -0.00154951 Jy ! Component: 1650 - total flux cleaned = -0.00162765 Jy ! Component: 1700 - total flux cleaned = -0.00164071 Jy ! Component: 1750 - total flux cleaned = -0.00171749 Jy ! Component: 1800 - total flux cleaned = -0.00176826 Jy ! Component: 1850 - total flux cleaned = -0.00185649 Jy ! Component: 1900 - total flux cleaned = -0.00185646 Jy ! Component: 1950 - total flux cleaned = -0.00191846 Jy ! Component: 2000 - total flux cleaned = -0.00194305 Jy ! Component: 2050 - total flux cleaned = -0.00201619 Jy ! Component: 2100 - total flux cleaned = -0.00202843 Jy ! Component: 2150 - total flux cleaned = -0.00210086 Jy ! Component: 2200 - total flux cleaned = -0.00213654 Jy ! Component: 2250 - total flux cleaned = -0.00219588 Jy ! Component: 2300 - total flux cleaned = -0.00218415 Jy ! Component: 2350 - total flux cleaned = -0.00227783 Jy ! Component: 2400 - total flux cleaned = -0.00228942 Jy ! Component: 2450 - total flux cleaned = -0.00234715 Jy ! Component: 2500 - total flux cleaned = -0.00239306 Jy ! Component: 2550 - total flux cleaned = -0.00242721 Jy ! Component: 2600 - total flux cleaned = -0.0024724 Jy ! Component: 2650 - total flux cleaned = -0.00250609 Jy ! Component: 2700 - total flux cleaned = -0.00252841 Jy ! Component: 2750 - total flux cleaned = -0.00251742 Jy ! Component: 2800 - total flux cleaned = -0.00258359 Jy ! Component: 2850 - total flux cleaned = -0.00262739 Jy ! Component: 2900 - total flux cleaned = -0.00266014 Jy ! Component: 2950 - total flux cleaned = -0.00271426 Jy ! Component: 3000 - total flux cleaned = -0.00274654 Jy ! Component: 3050 - total flux cleaned = -0.00278926 Jy ! Component: 3100 - total flux cleaned = -0.0028531 Jy ! Component: 3150 - total flux cleaned = -0.00284253 Jy ! Component: 3200 - total flux cleaned = -0.00288444 Jy ! Component: 3250 - total flux cleaned = -0.00291587 Jy ! Component: 3300 - total flux cleaned = -0.00295738 Jy ! Component: 3350 - total flux cleaned = -0.00298839 Jy ! Component: 3400 - total flux cleaned = -0.00303982 Jy ! Component: 3450 - total flux cleaned = -0.00306036 Jy ! Component: 3500 - total flux cleaned = -0.00316184 Jy ! Component: 3550 - total flux cleaned = -0.00315171 Jy ! Component: 3600 - total flux cleaned = -0.00319183 Jy ! Component: 3650 - total flux cleaned = -0.00321183 Jy ! Component: 3700 - total flux cleaned = -0.00328135 Jy ! Component: 3750 - total flux cleaned = -0.0032617 Jy ! Component: 3800 - total flux cleaned = -0.00332074 Jy ! Component: 3850 - total flux cleaned = -0.00335982 Jy ! Component: 3900 - total flux cleaned = -0.0033794 Jy ! Component: 3950 - total flux cleaned = -0.00340843 Jy ! Component: 4000 - total flux cleaned = -0.00342768 Jy ! Component: 4050 - total flux cleaned = -0.00343725 Jy ! Total flux subtracted in 4096 components = -0.00345633 Jy ! Clean residual min=-0.000659 max=0.000518 Jy/beam ! Clean residual mean=-0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.246906 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 399 components and 0.246906 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1925+1227_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9218 x 1.904 at -4.908 degrees (North through East) ! Clean map min=-0.001013 max=0.23113 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1925+1227_X_map.fits wmodel /vlbi/uf001/uva//J1925+1227_X_map.mod ! Writing 399 model components to file: /vlbi/uf001/uva//J1925+1227_X_map.mod wobs /vlbi/uf001/uva//J1925+1227_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1925+1227_X_uvs.fits wwins /vlbi/uf001/uva//J1925+1227_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1925+1227_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.231131 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000166613 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.216257 0.216257 0.432514 0.865029 1.73006 3.46011 6.92023 13.8405 27.6809 55.3618 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.231 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1387.24 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1925+1227_X_dfm.log closed on Mon Jan 14 05:03:32 2019