! Started logfile: /image_prod/ug002_uva//J0755+2542_X_dfm.log on Wed Mar 4 22:05:45 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//J0755+2542_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0755+2542_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.925926 visibilities/baseline/integration-bin. ! Found source: J0755+2542 ! ! 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 36000 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 J0755+2542_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001301Jy sigma=9.509659 ! Fit after self-cal, rms=0.960460Jy sigma=9.121974 ! 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=0.6846 mas, bmaj=1.456 mas, bpa=1.092 degrees ! Estimated noise=0.917503 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 = 0.0317776 Jy ! Component: 100 - total flux cleaned = 0.0387102 Jy ! Total flux subtracted in 100 components = 0.0387102 Jy ! Clean residual min=-0.002310 max=0.002171 Jy/beam ! Clean residual mean=0.000000 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.0387102 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0387102 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=0.052232Jy sigma=0.463879 ! Fit after self-cal, rms=0.050753Jy sigma=0.450239 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331488 Jy ! Component: 100 - total flux cleaned = 0.00416862 Jy ! Total flux subtracted in 100 components = 0.00416862 Jy ! Clean residual min=-0.002194 max=0.002020 Jy/beam ! Clean residual mean=0.000001 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.0428788 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.0428788 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=0.050564Jy sigma=0.448418 ! Fit after self-cal, rms=0.050569Jy sigma=0.448397 ! 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=0.8905 mas, bmaj=1.769 mas, bpa=1.516 degrees ! Estimated noise=0.400195 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 = -0.000199369 Jy ! Component: 100 - total flux cleaned = -0.000248242 Jy ! Component: 150 - total flux cleaned = -0.000265912 Jy ! Component: 200 - total flux cleaned = -0.000317782 Jy ! Total flux subtracted in 200 components = -0.000317782 Jy ! Clean residual min=-0.001048 max=0.001029 Jy/beam ! Clean residual mean=-0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.042561 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 19 components and 0.042561 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=0.050548Jy sigma=0.448203 ! Fit after self-cal, rms=0.050545Jy sigma=0.448189 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8905 x 1.769 at 1.516 degrees (North through East) ! Clean map min=-0.00096851 max=0.043 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.93 KP 1.14 ! LA 1.07 MK 1.11 OV 0.89 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.89 KP 1.10 ! LA 1.03 MK 1.10 OV 0.95 PT 0.89 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.87 KP 1.14 ! LA 1.06 MK 1.01 OV 0.96 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.89 KP 1.07 ! LA 1.11 MK 1.03 OV 0.91 PT 0.99 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 HN 0.91 KP 0.99 ! LA 1.05 MK 1.11 OV 0.96 PT 0.98 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.93 KP 1.06 ! LA 1.09 MK 1.09 OV 0.91 PT 0.97 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.08 HN 0.96 KP 1.08 ! LA 1.04 MK 1.11 OV 0.92 PT 0.90 ! SC 1.08 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.89 KP 1.09 ! LA 1.12 MK 1.10 OV 0.97 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.92 KP 1.03 ! LA 1.06 MK 1.03 OV 0.92 PT 0.95 ! SC 1.10 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 0.85 KP 1.05 ! LA 1.02 MK 1.10 OV 0.96 PT 0.91 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.94 KP 1.08 ! LA 1.08 MK 0.97 OV 0.93 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.87 KP 1.14 ! LA 1.06 MK 1.04 OV 0.94 PT 0.99 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.050545Jy sigma=0.448189 ! Fit after self-cal, rms=0.050340Jy sigma=0.446562 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8954 mas, bmaj=1.769 mas, bpa=1.356 degrees ! Estimated noise=0.398933 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 = 0.000135141 Jy ! Component: 100 - total flux cleaned = 0.000135269 Jy ! Component: 150 - total flux cleaned = 0.000134779 Jy ! Component: 200 - total flux cleaned = 0.000134463 Jy ! Total flux subtracted in 200 components = 0.000134463 Jy ! Clean residual min=-0.000703 max=0.000720 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0426955 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 0.0426955 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=0.050338Jy sigma=0.446533 ! Fit after self-cal, rms=0.050368Jy sigma=0.446368 ! 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=0.050368Jy sigma=0.446368 ! Fit after self-cal, rms=0.050661Jy sigma=0.445484 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8946 mas, bmaj=1.772 mas, bpa=1.059 degrees ! Estimated noise=0.398508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.41341e-05 Jy ! Component: 100 - total flux cleaned = 4.36217e-05 Jy ! Component: 150 - total flux cleaned = 3.89182e-05 Jy ! Component: 200 - total flux cleaned = 3.07826e-05 Jy ! Total flux subtracted in 200 components = 3.07826e-05 Jy ! Clean residual min=-0.000711 max=0.000687 Jy/beam ! Clean residual mean=0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0427263 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 0.0427263 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=0.050661Jy sigma=0.445474 ! Fit after self-cal, rms=0.050686Jy sigma=0.445396 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 = -4.0944e-05 Jy ! Component: 100 - total flux cleaned = -4.41694e-05 Jy ! Component: 150 - total flux cleaned = -4.08074e-05 Jy ! Component: 200 - total flux cleaned = -3.77872e-05 Jy ! Total flux subtracted in 200 components = -3.77872e-05 Jy ! Clean residual min=-0.000704 max=0.000697 Jy/beam ! Clean residual mean=0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0426885 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 31 components and 0.0426885 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=0.050686Jy sigma=0.445391 ! Fit after self-cal, rms=0.050686Jy sigma=0.445392 ! 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=0.050686Jy sigma=0.445392 ! Fit after self-cal, rms=0.050701Jy sigma=0.445373 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8943 mas, bmaj=1.773 mas, bpa=0.9835 degrees ! Estimated noise=0.397714 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.03263e-05 Jy ! Component: 100 - total flux cleaned = -1.4104e-05 Jy ! Component: 150 - total flux cleaned = -1.74892e-05 Jy ! Component: 200 - total flux cleaned = -1.74453e-05 Jy ! Total flux subtracted in 200 components = -1.74453e-05 Jy ! Clean residual min=-0.000707 max=0.000696 Jy/beam ! Clean residual mean=0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.042671 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 0.042671 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=0.050700Jy sigma=0.445368 ! Fit after self-cal, rms=0.050705Jy sigma=0.445365 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.00901e-05 Jy ! Component: 100 - total flux cleaned = -4.53319e-06 Jy ! Component: 150 - total flux cleaned = -4.5272e-06 Jy ! Component: 200 - total flux cleaned = -1.99755e-06 Jy ! Total flux subtracted in 200 components = -1.99755e-06 Jy ! Clean residual min=-0.000706 max=0.000701 Jy/beam ! Clean residual mean=0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.042669 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 0.042669 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=0.050705Jy sigma=0.445362 ! Fit after self-cal, rms=0.050705Jy sigma=0.445361 ! 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=0.050705Jy sigma=0.445361 ! Fit after self-cal, rms=0.050642Jy sigma=0.445361 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.157 mas, bmaj=2.759 mas, bpa=10.63 degrees ! Estimated noise=0.504176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.17841e-05 Jy ! Component: 100 - total flux cleaned = 2.84929e-05 Jy ! Component: 150 - total flux cleaned = 3.43767e-05 Jy ! Component: 200 - total flux cleaned = 4.14824e-05 Jy ! Total flux subtracted in 200 components = 4.14824e-05 Jy ! Clean residual min=-0.000644 max=0.000808 Jy/beam ! Clean residual mean=0.000001 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0427105 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 32 components and 0.0427105 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=0.050642Jy sigma=0.445360 ! Fit after self-cal, rms=0.050643Jy sigma=0.445360 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-5, 15.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000692495 Jy ! Component: 100 - total flux cleaned = 0.000938679 Jy ! Component: 150 - total flux cleaned = 0.00103263 Jy ! Component: 200 - total flux cleaned = 0.00106938 Jy ! Total flux subtracted in 200 components = 0.00106938 Jy ! Clean residual min=-0.000637 max=0.000600 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0437799 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 67 components and 0.0437799 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=0.050636Jy sigma=0.445294 ! Fit after self-cal, rms=0.050636Jy sigma=0.445284 ! 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=0.8942 mas, bmaj=1.773 mas, bpa=0.9586 degrees ! Estimated noise=0.397013 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8942 x 1.773 at 0.9586 degrees (North through East) ! Clean map min=-0.00064542 max=0.042604 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=0.6918 mas, bmaj=1.46 mas, bpa=0.5547 degrees ! Estimated noise=0.91088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0331696 Jy ! Component: 100 - total flux cleaned = 0.0404027 Jy ! Component: 150 - total flux cleaned = 0.0418473 Jy ! Component: 200 - total flux cleaned = 0.0426001 Jy ! Total flux subtracted in 200 components = 0.0426001 Jy ! Clean residual min=-0.001852 max=0.001829 Jy/beam ! Clean residual mean=0.000001 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.0426001 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0426001 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8942 mas, bmaj=1.773 mas, bpa=0.9586 degrees ! Estimated noise=0.397013 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 = 0.000846686 Jy ! Component: 100 - total flux cleaned = 0.00112727 Jy ! Component: 150 - total flux cleaned = 0.00126527 Jy ! Component: 200 - total flux cleaned = 0.00135196 Jy ! Total flux subtracted in 200 components = 0.00135196 Jy ! Clean residual min=-0.000726 max=0.000662 Jy/beam ! Clean residual mean=0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.043952 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 40 components and 0.043952 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=2.157 mas, bmaj=2.759 mas, bpa=10.63 degrees ! Estimated noise=0.504176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00022484 Jy ! Component: 100 - total flux cleaned = 0.000309882 Jy ! Component: 150 - total flux cleaned = 0.000328053 Jy ! Component: 200 - total flux cleaned = 0.000336196 Jy ! Total flux subtracted in 200 components = 0.000336196 Jy ! Clean residual min=-0.000685 max=0.000598 Jy/beam ! Clean residual mean=0.000001 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0442882 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 = -2.238e-07 Jy ! Component: 100 - total flux cleaned = -1.89307e-07 Jy ! Component: 150 - total flux cleaned = 6.26566e-06 Jy ! Component: 200 - total flux cleaned = 6.20118e-06 Jy ! Total flux subtracted in 200 components = 6.20118e-06 Jy ! Clean residual min=-0.000678 max=0.000596 Jy/beam ! Clean residual mean=0.000001 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0442944 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 80 components and 0.0442944 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8942 mas, bmaj=1.773 mas, bpa=0.9586 degrees ! Estimated noise=0.397013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.67973e-05 Jy ! Component: 100 - total flux cleaned = -0.000100201 Jy ! Component: 150 - total flux cleaned = -0.000100335 Jy ! Component: 200 - total flux cleaned = -8.97313e-05 Jy ! Total flux subtracted in 200 components = -8.97313e-05 Jy ! Clean residual min=-0.000695 max=0.000642 Jy/beam ! Clean residual mean=0.000000 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.0442047 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 95 components and 0.0442047 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=0.050627Jy sigma=0.445215 ! Fit after self-cal, rms=0.050624Jy sigma=0.445194 wmodel J0755+2542_X_map.mod ! Writing 95 model components to file: J0755+2542_X_map.mod wobs J0755+2542_X_uvs.fits ! Writing UV FITS file: J0755+2542_X_uvs.fits wwins J0755+2542_X_map.win ! wwins: Wrote 2 windows to J0755+2542_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 = -0.000230782 Jy ! Component: 100 - total flux cleaned = -0.000335517 Jy ! Component: 150 - total flux cleaned = -0.000447137 Jy ! Component: 200 - total flux cleaned = -0.000586818 Jy ! Component: 250 - total flux cleaned = -0.00067014 Jy ! Component: 300 - total flux cleaned = -0.000700531 Jy ! Component: 350 - total flux cleaned = -0.000730174 Jy ! Component: 400 - total flux cleaned = -0.000759302 Jy ! Component: 450 - total flux cleaned = -0.000778236 Jy ! Component: 500 - total flux cleaned = -0.000768655 Jy ! Component: 550 - total flux cleaned = -0.00075017 Jy ! Component: 600 - total flux cleaned = -0.000731934 Jy ! Component: 650 - total flux cleaned = -0.000740713 Jy ! Component: 700 - total flux cleaned = -0.000731695 Jy ! Component: 750 - total flux cleaned = -0.000705383 Jy ! Component: 800 - total flux cleaned = -0.000688172 Jy ! Component: 850 - total flux cleaned = -0.000705157 Jy ! Component: 900 - total flux cleaned = -0.000680026 Jy ! Component: 950 - total flux cleaned = -0.000688298 Jy ! Component: 1000 - total flux cleaned = -0.00068013 Jy ! Component: 1050 - total flux cleaned = -0.000647718 Jy ! Component: 1100 - total flux cleaned = -0.000663765 Jy ! Component: 1150 - total flux cleaned = -0.000655865 Jy ! Component: 1200 - total flux cleaned = -0.000671521 Jy ! Component: 1250 - total flux cleaned = -0.000671282 Jy ! Component: 1300 - total flux cleaned = -0.000663616 Jy ! Component: 1350 - total flux cleaned = -0.000671357 Jy ! Component: 1400 - total flux cleaned = -0.0006714 Jy ! Component: 1450 - total flux cleaned = -0.000664009 Jy ! Component: 1500 - total flux cleaned = -0.000701301 Jy ! Component: 1550 - total flux cleaned = -0.000701248 Jy ! Component: 1600 - total flux cleaned = -0.00071593 Jy ! Component: 1650 - total flux cleaned = -0.000723056 Jy ! Component: 1700 - total flux cleaned = -0.000686934 Jy ! Component: 1750 - total flux cleaned = -0.000708456 Jy ! Component: 1800 - total flux cleaned = -0.000715524 Jy ! Component: 1850 - total flux cleaned = -0.000701345 Jy ! Component: 1900 - total flux cleaned = -0.000708446 Jy ! Component: 1950 - total flux cleaned = -0.000687514 Jy ! Component: 2000 - total flux cleaned = -0.00071514 Jy ! Component: 2050 - total flux cleaned = -0.000694475 Jy ! Component: 2100 - total flux cleaned = -0.000708111 Jy ! Component: 2150 - total flux cleaned = -0.000701351 Jy ! Component: 2200 - total flux cleaned = -0.000667694 Jy ! Component: 2250 - total flux cleaned = -0.000647723 Jy ! Component: 2300 - total flux cleaned = -0.000687587 Jy ! Component: 2350 - total flux cleaned = -0.000681006 Jy ! Component: 2400 - total flux cleaned = -0.000700613 Jy ! Component: 2450 - total flux cleaned = -0.000687594 Jy ! Component: 2500 - total flux cleaned = -0.000694094 Jy ! Component: 2550 - total flux cleaned = -0.000706937 Jy ! Component: 2600 - total flux cleaned = -0.000668546 Jy ! Component: 2650 - total flux cleaned = -0.000687576 Jy ! Component: 2700 - total flux cleaned = -0.000674873 Jy ! Component: 2750 - total flux cleaned = -0.000662258 Jy ! Component: 2800 - total flux cleaned = -0.000649739 Jy ! Component: 2850 - total flux cleaned = -0.000612428 Jy ! Component: 2900 - total flux cleaned = -0.000631027 Jy ! Component: 2950 - total flux cleaned = -0.000612587 Jy ! Component: 3000 - total flux cleaned = -0.000600362 Jy ! Component: 3050 - total flux cleaned = -0.000576012 Jy ! Component: 3100 - total flux cleaned = -0.000569928 Jy ! Component: 3150 - total flux cleaned = -0.000563909 Jy ! Component: 3200 - total flux cleaned = -0.000533919 Jy ! Component: 3250 - total flux cleaned = -0.000510093 Jy ! Component: 3300 - total flux cleaned = -0.000492333 Jy ! Component: 3350 - total flux cleaned = -0.00046876 Jy ! Component: 3400 - total flux cleaned = -0.000451212 Jy ! Component: 3450 - total flux cleaned = -0.000457036 Jy ! Component: 3500 - total flux cleaned = -0.000445446 Jy ! Component: 3550 - total flux cleaned = -0.000439681 Jy ! Component: 3600 - total flux cleaned = -0.000422416 Jy ! Component: 3650 - total flux cleaned = -0.000416699 Jy ! Component: 3700 - total flux cleaned = -0.000393965 Jy ! Component: 3750 - total flux cleaned = -0.000399641 Jy ! Component: 3800 - total flux cleaned = -0.000382724 Jy ! Component: 3850 - total flux cleaned = -0.000377147 Jy ! Component: 3900 - total flux cleaned = -0.000354827 Jy ! Component: 3950 - total flux cleaned = -0.000349324 Jy ! Component: 4000 - total flux cleaned = -0.000349337 Jy ! Component: 4050 - total flux cleaned = -0.000321818 Jy ! Total flux subtracted in 4096 components = -0.000310877 Jy ! Clean residual min=-0.000371 max=0.000305 Jy/beam ! Clean residual mean=0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0438938 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 390 components and 0.0438938 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0755+2542_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8942 x 1.773 at 0.9586 degrees (North through East) ! Clean map min=-0.00049344 max=0.042391 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0755+2542_X_map.fits wmodel /image_prod/ug002_uva//J0755+2542_X_map.mod ! Writing 390 model components to file: /image_prod/ug002_uva//J0755+2542_X_map.mod wobs /image_prod/ug002_uva//J0755+2542_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0755+2542_X_uvs.fits wwins /image_prod/ug002_uva//J0755+2542_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0755+2542_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0423914 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.36387e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.662672 0.662672 1.32534 2.65069 5.30138 10.6028 21.2055 42.411 84.822 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 452.712 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0755+2542_X_dfm.log closed on Wed Mar 4 22:05:50 2020