! Started logfile: /image_prod/ug002_uva//J2137+2357_X_b_dfm.log on Thu Mar 5 05:18:36 2020 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 /image_prod/ug002_uva//J2137+2357_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2137+2357_X_b_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2137+2357 ! ! 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 38880 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 J2137+2357_X_b] 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. ! ! 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=1.002226Jy sigma=10.004252 ! Fit after self-cal, rms=0.974035Jy sigma=9.717998 ! 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=0.7113 mas, bmaj=1.582 mas, bpa=-7.337 degrees ! Estimated noise=0.820249 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 = 0.0228302 Jy ! Component: 100 - total flux cleaned = 0.0278088 Jy ! Total flux subtracted in 100 components = 0.0278088 Jy ! Clean residual min=-0.004345 max=0.003104 Jy/beam ! Clean residual mean=0.000001 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.0278088 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0278088 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=0.053480Jy sigma=0.517108 ! Fit after self-cal, rms=0.051430Jy sigma=0.497089 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00367527 Jy ! Component: 100 - total flux cleaned = 0.00378794 Jy ! Total flux subtracted in 100 components = 0.00378794 Jy ! Clean residual min=-0.004635 max=0.003229 Jy/beam ! Clean residual mean=0.000001 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.0315967 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.0315967 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=0.051301Jy sigma=0.495447 ! Fit after self-cal, rms=0.051289Jy sigma=0.495333 ! 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=0.9511 mas, bmaj=1.935 mas, bpa=-6.115 degrees ! Estimated noise=0.363911 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 = -0.00190969 Jy ! Component: 100 - total flux cleaned = -0.00277923 Jy ! Component: 150 - total flux cleaned = -0.00299772 Jy ! Component: 200 - total flux cleaned = -0.00316225 Jy ! Total flux subtracted in 200 components = -0.00316225 Jy ! Clean residual min=-0.004081 max=0.001992 Jy/beam ! Clean residual mean=0.000001 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.0284345 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.0284345 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=0.051215Jy sigma=0.494378 ! Fit after self-cal, rms=0.051212Jy sigma=0.494221 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9511 x 1.935 at -6.115 degrees (North through East) ! Clean map min=-0.0040326 max=0.032473 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.16 KP 1.16 LA 1.11 ! MK 1.14 NL 0.66 OV 1.08 PT 1.05 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.18 KP 1.21 LA 1.16 ! MK 1.15 NL 0.66 OV 1.04 PT 1.13 ! SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.18 KP 1.18 LA 1.08 ! MK 1.23 NL 0.66 OV 1.09 PT 1.08 ! SC 0.88 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.18 KP 1.12 LA 1.05 ! MK 1.16 NL 0.65 OV 1.05 PT 1.18 ! SC 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.21 KP 1.26 LA 1.18 ! MK 1.13 NL 0.60 OV 1.07 PT 1.07 ! SC 0.87 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.23 KP 1.15 LA 1.19 ! MK 1.10 NL 0.62 OV 1.10 PT 1.21 ! SC 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 KP 1.16 LA 1.10 ! MK 1.16 NL 0.68 OV 1.04 PT 1.06 ! SC 0.84 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.14 KP 1.14 LA 1.23 ! MK 1.06 NL 0.63 OV 1.11 PT 1.07 ! SC 0.84 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.12 KP 1.15 LA 1.09 ! MK 1.08 NL 0.67 OV 1.05 PT 1.14 ! SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.12 KP 1.26 LA 1.06 ! MK 0.98 NL 0.56 OV 1.13 PT 1.10 ! SC 0.84 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.04 KP 1.14 LA 1.09 ! MK 0.96 NL 0.60 OV 1.11 PT 1.13 ! SC 0.85 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 KP 1.13 LA 1.04 ! MK 0.92 NL 0.56 OV 1.13 PT 1.07 ! SC 0.85 ! ! ! Fit before self-cal, rms=0.051212Jy sigma=0.494221 ! Fit after self-cal, rms=0.049575Jy sigma=0.484995 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9366 mas, bmaj=1.869 mas, bpa=-5.581 degrees ! Estimated noise=0.360088 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 = 0.000448375 Jy ! Component: 100 - total flux cleaned = 0.000572559 Jy ! Component: 150 - total flux cleaned = 0.000648348 Jy ! Component: 200 - total flux cleaned = 0.000717022 Jy ! Total flux subtracted in 200 components = 0.000717022 Jy ! Clean residual min=-0.000785 max=0.000764 Jy/beam ! Clean residual mean=-0.000002 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0291515 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.0291515 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=0.049571Jy sigma=0.484912 ! Fit after self-cal, rms=0.050832Jy sigma=0.479774 ! 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=0.050832Jy sigma=0.479774 ! Fit after self-cal, rms=0.058009Jy sigma=0.476300 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9372 mas, bmaj=1.848 mas, bpa=-6.794 degrees ! Estimated noise=0.372793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000395013 Jy ! Component: 100 - total flux cleaned = 0.000489903 Jy ! Component: 150 - total flux cleaned = 0.000558156 Jy ! Component: 200 - total flux cleaned = 0.00059484 Jy ! Total flux subtracted in 200 components = 0.00059484 Jy ! Clean residual min=-0.000759 max=0.000814 Jy/beam ! Clean residual mean=-0.000002 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0297464 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 0.0297463 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=0.058004Jy sigma=0.476270 ! Fit after self-cal, rms=0.059417Jy sigma=0.474061 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 = -0.00123555 Jy ! Component: 100 - total flux cleaned = -0.00184959 Jy ! Component: 150 - total flux cleaned = -0.00198701 Jy ! Component: 200 - total flux cleaned = -0.00208662 Jy ! Total flux subtracted in 200 components = -0.00208662 Jy ! Clean residual min=-0.001501 max=0.000939 Jy/beam ! Clean residual mean=-0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0276597 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.0276597 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=0.059360Jy sigma=0.474176 ! Fit after self-cal, rms=0.059449Jy sigma=0.474116 ! 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=0.059449Jy sigma=0.474116 ! Fit after self-cal, rms=0.068427Jy sigma=0.472057 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9376 mas, bmaj=1.828 mas, bpa=-7.457 degrees ! Estimated noise=0.377894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000392902 Jy ! Component: 100 - total flux cleaned = 0.000546209 Jy ! Component: 150 - total flux cleaned = 0.000618447 Jy ! Component: 200 - total flux cleaned = 0.000673065 Jy ! Total flux subtracted in 200 components = 0.000673065 Jy ! Clean residual min=-0.000682 max=0.000735 Jy/beam ! Clean residual mean=-0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0283328 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.0283328 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=0.068422Jy sigma=0.472040 ! Fit after self-cal, rms=0.069589Jy sigma=0.470805 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 = -0.0010822 Jy ! Component: 100 - total flux cleaned = -0.00150207 Jy ! Component: 150 - total flux cleaned = -0.00159937 Jy ! Component: 200 - total flux cleaned = -0.0016488 Jy ! Total flux subtracted in 200 components = -0.0016488 Jy ! Clean residual min=-0.001219 max=0.000750 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.026684 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 0.026684 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=0.069546Jy sigma=0.470971 ! Fit after self-cal, rms=0.069608Jy sigma=0.470951 ! 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=0.069608Jy sigma=0.470951 ! Fit after self-cal, rms=0.081605Jy sigma=0.470048 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.023 mas, bmaj=2.654 mas, bpa=-7.224 degrees ! Estimated noise=0.508968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000357219 Jy ! Component: 100 - total flux cleaned = 0.000541766 Jy ! Component: 150 - total flux cleaned = 0.00057289 Jy ! Component: 200 - total flux cleaned = 0.000599566 Jy ! Total flux subtracted in 200 components = 0.000599566 Jy ! Clean residual min=-0.000855 max=0.000901 Jy/beam ! Clean residual mean=-0.000002 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0272836 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 35 components and 0.0272836 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=0.081603Jy sigma=0.470033 ! Fit after self-cal, rms=0.082433Jy sigma=0.469514 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 = -0.00103729 Jy ! Component: 100 - total flux cleaned = -0.00158273 Jy ! Component: 150 - total flux cleaned = -0.0018838 Jy ! Component: 200 - total flux cleaned = -0.00205352 Jy ! Total flux subtracted in 200 components = -0.00205352 Jy ! Clean residual min=-0.001076 max=0.001013 Jy/beam ! Clean residual mean=-0.000002 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.02523 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 43 components and 0.02523 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=0.082409Jy sigma=0.469650 ! Fit after self-cal, rms=0.082488Jy sigma=0.469607 ! 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=0.9369 mas, bmaj=1.812 mas, bpa=-8 degrees ! Estimated noise=0.381391 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9369 x 1.812 at -8 degrees (North through East) ! Clean map min=-0.0030169 max=0.029358 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=0.7152 mas, bmaj=1.514 mas, bpa=-10.48 degrees ! Estimated noise=0.791178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0212308 Jy ! Component: 100 - total flux cleaned = 0.0261025 Jy ! Component: 150 - total flux cleaned = 0.0270379 Jy ! Component: 200 - total flux cleaned = 0.0275133 Jy ! Total flux subtracted in 200 components = 0.0275133 Jy ! Clean residual min=-0.002532 max=0.002072 Jy/beam ! Clean residual mean=0.000000 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.0275133 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0275133 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9369 mas, bmaj=1.812 mas, bpa=-8 degrees ! Estimated noise=0.381391 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 = -3.78989e-05 Jy ! Component: 100 - total flux cleaned = -0.00041889 Jy ! Component: 150 - total flux cleaned = -0.000801602 Jy ! Component: 200 - total flux cleaned = -0.00102505 Jy ! Total flux subtracted in 200 components = -0.00102505 Jy ! Clean residual min=-0.001430 max=0.000917 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0264883 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.0264883 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=2.023 mas, bmaj=2.654 mas, bpa=-7.224 degrees ! Estimated noise=0.508968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010157 Jy ! Component: 100 - total flux cleaned = -0.00120856 Jy ! Component: 150 - total flux cleaned = -0.00136165 Jy ! Component: 200 - total flux cleaned = -0.00150878 Jy ! Total flux subtracted in 200 components = -0.00150878 Jy ! Clean residual min=-0.001274 max=0.001057 Jy/beam ! Clean residual mean=-0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0249795 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 = -0.000110015 Jy ! Component: 100 - total flux cleaned = -0.00021709 Jy ! Component: 150 - total flux cleaned = -0.000297461 Jy ! Component: 200 - total flux cleaned = -0.000366688 Jy ! Total flux subtracted in 200 components = -0.000366688 Jy ! Clean residual min=-0.001185 max=0.001041 Jy/beam ! Clean residual mean=-0.000002 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.0246128 Jy ! Adding 5 model components to the UV plane model. ! The established model now contains 19 components and 0.0246128 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9369 mas, bmaj=1.812 mas, bpa=-8 degrees ! Estimated noise=0.381391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000310955 Jy ! Component: 100 - total flux cleaned = 0.000345367 Jy ! Component: 150 - total flux cleaned = 0.000359224 Jy ! Component: 200 - total flux cleaned = 0.00036967 Jy ! Total flux subtracted in 200 components = 0.00036967 Jy ! Clean residual min=-0.001101 max=0.000817 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0249825 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.0249825 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=0.082477Jy sigma=0.469788 ! Fit after self-cal, rms=0.082499Jy sigma=0.469751 wmodel J2137+2357_X_b_map.mod ! Writing 23 model components to file: J2137+2357_X_b_map.mod wobs J2137+2357_X_b_uvs.fits ! Writing UV FITS file: J2137+2357_X_b_uvs.fits wwins J2137+2357_X_b_map.win ! wwins: Wrote 1 windows to J2137+2357_X_b_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 = -0.000493024 Jy ! Component: 100 - total flux cleaned = -0.000903163 Jy ! Component: 150 - total flux cleaned = -0.0012743 Jy ! Component: 200 - total flux cleaned = -0.00155345 Jy ! Component: 250 - total flux cleaned = -0.0017653 Jy ! Component: 300 - total flux cleaned = -0.00189299 Jy ! Component: 350 - total flux cleaned = -0.0020414 Jy ! Component: 400 - total flux cleaned = -0.00212547 Jy ! Component: 450 - total flux cleaned = -0.00224298 Jy ! Component: 500 - total flux cleaned = -0.00238074 Jy ! Component: 550 - total flux cleaned = -0.00247085 Jy ! Component: 600 - total flux cleaned = -0.00254832 Jy ! Component: 650 - total flux cleaned = -0.00262452 Jy ! Component: 700 - total flux cleaned = -0.00271026 Jy ! Component: 750 - total flux cleaned = -0.00277337 Jy ! Component: 800 - total flux cleaned = -0.00284591 Jy ! Component: 850 - total flux cleaned = -0.00289698 Jy ! Component: 900 - total flux cleaned = -0.00291697 Jy ! Component: 950 - total flux cleaned = -0.00290693 Jy ! Component: 1000 - total flux cleaned = -0.00294632 Jy ! Component: 1050 - total flux cleaned = -0.00301446 Jy ! Component: 1100 - total flux cleaned = -0.00301432 Jy ! Component: 1150 - total flux cleaned = -0.00307172 Jy ! Component: 1200 - total flux cleaned = -0.00309066 Jy ! Component: 1250 - total flux cleaned = -0.00312808 Jy ! Component: 1300 - total flux cleaned = -0.00313738 Jy ! Component: 1350 - total flux cleaned = -0.00314662 Jy ! Component: 1400 - total flux cleaned = -0.00317401 Jy ! Component: 1450 - total flux cleaned = -0.00316492 Jy ! Component: 1500 - total flux cleaned = -0.00317388 Jy ! Component: 1550 - total flux cleaned = -0.00320043 Jy ! Component: 1600 - total flux cleaned = -0.00324461 Jy ! Component: 1650 - total flux cleaned = -0.00325331 Jy ! Component: 1700 - total flux cleaned = -0.00325334 Jy ! Component: 1750 - total flux cleaned = -0.00327053 Jy ! Component: 1800 - total flux cleaned = -0.00330472 Jy ! Component: 1850 - total flux cleaned = -0.0033217 Jy ! Component: 1900 - total flux cleaned = -0.00330485 Jy ! Component: 1950 - total flux cleaned = -0.00333013 Jy ! Component: 2000 - total flux cleaned = -0.00337168 Jy ! Component: 2050 - total flux cleaned = -0.00335514 Jy ! Component: 2100 - total flux cleaned = -0.00337977 Jy ! Component: 2150 - total flux cleaned = -0.00338789 Jy ! Component: 2200 - total flux cleaned = -0.00338792 Jy ! Component: 2250 - total flux cleaned = -0.0034121 Jy ! Component: 2300 - total flux cleaned = -0.00344404 Jy ! Component: 2350 - total flux cleaned = -0.00344403 Jy ! Component: 2400 - total flux cleaned = -0.00349127 Jy ! Component: 2450 - total flux cleaned = -0.00349128 Jy ! Component: 2500 - total flux cleaned = -0.00351461 Jy ! Component: 2550 - total flux cleaned = -0.00353779 Jy ! Component: 2600 - total flux cleaned = -0.0035378 Jy ! Component: 2650 - total flux cleaned = -0.00358365 Jy ! Component: 2700 - total flux cleaned = -0.00356097 Jy ! Component: 2750 - total flux cleaned = -0.00362138 Jy ! Component: 2800 - total flux cleaned = -0.00361383 Jy ! Component: 2850 - total flux cleaned = -0.00360641 Jy ! Component: 2900 - total flux cleaned = -0.00363623 Jy ! Component: 2950 - total flux cleaned = -0.00367307 Jy ! Component: 3000 - total flux cleaned = -0.00368771 Jy ! Component: 3050 - total flux cleaned = -0.00371684 Jy ! Component: 3100 - total flux cleaned = -0.0037314 Jy ! Component: 3150 - total flux cleaned = -0.00373859 Jy ! Component: 3200 - total flux cleaned = -0.0037888 Jy ! Component: 3250 - total flux cleaned = -0.00378885 Jy ! Component: 3300 - total flux cleaned = -0.00380308 Jy ! Component: 3350 - total flux cleaned = -0.00381009 Jy ! Component: 3400 - total flux cleaned = -0.00382417 Jy ! Component: 3450 - total flux cleaned = -0.00383119 Jy ! Component: 3500 - total flux cleaned = -0.00386599 Jy ! Component: 3550 - total flux cleaned = -0.00385909 Jy ! Component: 3600 - total flux cleaned = -0.00384534 Jy ! Component: 3650 - total flux cleaned = -0.00383855 Jy ! Component: 3700 - total flux cleaned = -0.00385898 Jy ! Component: 3750 - total flux cleaned = -0.00385221 Jy ! Component: 3800 - total flux cleaned = -0.00388592 Jy ! Component: 3850 - total flux cleaned = -0.0038725 Jy ! Component: 3900 - total flux cleaned = -0.00386581 Jy ! Component: 3950 - total flux cleaned = -0.0038924 Jy ! Component: 4000 - total flux cleaned = -0.00391891 Jy ! Component: 4050 - total flux cleaned = -0.00388597 Jy ! Total flux subtracted in 4096 components = -0.00391221 Jy ! Clean residual min=-0.000380 max=0.000361 Jy/beam ! Clean residual mean=-0.000001 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0210703 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 310 components and 0.0210703 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2137+2357_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9369 x 1.812 at -8 degrees (North through East) ! Clean map min=-0.0026632 max=0.028884 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2137+2357_X_b_map.fits wmodel /image_prod/ug002_uva//J2137+2357_X_b_map.mod ! Writing 310 model components to file: /image_prod/ug002_uva//J2137+2357_X_b_map.mod wobs /image_prod/ug002_uva//J2137+2357_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2137+2357_X_b_uvs.fits wwins /image_prod/ug002_uva//J2137+2357_X_b_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J2137+2357_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0288837 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000112981 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.17347 1.17347 2.34694 4.69389 9.38777 18.7755 37.5511 75.1022 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 255.651 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2137+2357_X_b_dfm.log closed on Thu Mar 5 05:18:41 2020