! Started logfile: /image_prod/ug002_uva//J1830-4441_X_dfm.log on Thu Mar 5 03:46:56 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//J1830-4441_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1830-4441_X_uva.fits ! AN table 1: 60 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.727778 visibilities/baseline/integration-bin. ! Found source: J1830-4441 ! ! 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 11004 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 J1830-4441_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 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.033926Jy sigma=6.886089 ! Fit after self-cal, rms=0.772064Jy sigma=4.971387 ! 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=0.6933 mas, bmaj=3.389 mas, bpa=17.18 degrees ! Estimated noise=2.31909 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 = 0.175697 Jy ! Component: 100 - total flux cleaned = 0.24428 Jy ! Total flux subtracted in 100 components = 0.24428 Jy ! Clean residual min=-0.016128 max=0.038302 Jy/beam ! Clean residual mean=0.000200 rms=0.005955 Jy/beam ! Combined flux in latest and established models = 0.24428 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.24428 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=0.118409Jy sigma=0.754824 ! Fit after self-cal, rms=0.118102Jy sigma=0.752958 ! Inverting map ! Added new window around map position (-0.6, -4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0372554 Jy ! Component: 100 - total flux cleaned = 0.0593116 Jy ! Total flux subtracted in 100 components = 0.0593116 Jy ! Clean residual min=-0.011871 max=0.017998 Jy/beam ! Clean residual mean=0.000100 rms=0.003653 Jy/beam ! Combined flux in latest and established models = 0.303592 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.303592 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=0.097401Jy sigma=0.603327 ! Fit after self-cal, rms=0.097046Jy sigma=0.600627 ! 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=0.9635 mas, bmaj=4.216 mas, bpa=15.4 degrees ! Estimated noise=1.0373 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 = 0.0285777 Jy ! Component: 100 - total flux cleaned = 0.0442723 Jy ! Component: 150 - total flux cleaned = 0.0534126 Jy ! Component: 200 - total flux cleaned = 0.0588901 Jy ! Total flux subtracted in 200 components = 0.0588901 Jy ! Clean residual min=-0.015236 max=0.015854 Jy/beam ! Clean residual mean=0.000041 rms=0.004382 Jy/beam ! Combined flux in latest and established models = 0.362482 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 48 components and 0.362482 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=0.088129Jy sigma=0.541611 ! Fit after self-cal, rms=0.087944Jy sigma=0.540088 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9635 x 4.216 at 15.4 degrees (North through East) ! Clean map min=-0.014726 max=0.17724 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 1.01 LA 1.01 NL 2.54 ! OV 1.01 PT 0.91 SC 1.03 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 KP 1.01 LA 0.99 NL 2.39 ! OV 1.02 PT 0.94 SC 1.02 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 KP 1.01 LA 1.04 NL 2.57 ! OV 1.01 PT 0.95 SC 0.99 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 KP 1.02 LA 1.01 NL 2.59 ! OV 1.01 PT 0.96 SC 1.01 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 1.03 LA 1.00 NL 3.00 ! OV 1.00 PT 0.92 SC 1.00 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 1.04 LA 1.02 NL 2.26 ! OV 1.04 PT 0.93 SC 0.99 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 KP 1.03 LA 1.01 NL 2.34 ! OV 1.03 PT 0.94 SC 1.07 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 1.03 LA 0.99 NL 2.33 ! OV 0.99 PT 0.95 SC 1.02 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 KP 1.00 LA 1.00 NL 2.38 ! OV 1.01 PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 KP 1.01 LA 0.98 NL 2.36 ! OV 1.00 PT 0.93 SC 1.02 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 KP 1.03 LA 1.02 NL 2.24 ! OV 1.01 PT 0.92 SC 1.02 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.91 KP 1.00 LA 0.99 NL 2.15 ! OV 1.00 PT 0.97 SC 0.96 ! ! ! Fit before self-cal, rms=0.087944Jy sigma=0.540088 ! Fit after self-cal, rms=0.113528Jy sigma=0.502880 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9511 mas, bmaj=4.443 mas, bpa=16.06 degrees ! Estimated noise=1.11838 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 = -0.00285031 Jy ! Component: 100 - total flux cleaned = -0.00335602 Jy ! Component: 150 - total flux cleaned = -0.00376631 Jy ! Component: 200 - total flux cleaned = -0.00430447 Jy ! Total flux subtracted in 200 components = -0.00430447 Jy ! Clean residual min=-0.009531 max=0.006180 Jy/beam ! Clean residual mean=-0.000023 rms=0.002484 Jy/beam ! Combined flux in latest and established models = 0.358178 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 64 components and 0.358178 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=0.112578Jy sigma=0.493400 ! Fit after self-cal, rms=0.112480Jy sigma=0.492650 ! 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=0.112480Jy sigma=0.492650 ! Fit after self-cal, rms=0.120414Jy sigma=0.488798 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9518 mas, bmaj=4.468 mas, bpa=16.08 degrees ! Estimated noise=1.1232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00216953 Jy ! Component: 100 - total flux cleaned = -0.00265348 Jy ! Component: 150 - total flux cleaned = -0.00323186 Jy ! Component: 200 - total flux cleaned = -0.00362631 Jy ! Total flux subtracted in 200 components = -0.00362631 Jy ! Clean residual min=-0.008106 max=0.005843 Jy/beam ! Clean residual mean=-0.000031 rms=0.001959 Jy/beam ! Combined flux in latest and established models = 0.354551 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 81 components and 0.354551 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=0.119813Jy sigma=0.486039 ! Fit after self-cal, rms=0.119788Jy sigma=0.485836 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 = -0.00113935 Jy ! Component: 100 - total flux cleaned = -0.00146576 Jy ! Component: 150 - total flux cleaned = -0.00176441 Jy ! Component: 200 - total flux cleaned = -0.00204466 Jy ! Total flux subtracted in 200 components = -0.00204466 Jy ! Clean residual min=-0.007584 max=0.005709 Jy/beam ! Clean residual mean=-0.000024 rms=0.001820 Jy/beam ! Combined flux in latest and established models = 0.352507 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 85 components and 0.352507 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=0.119483Jy sigma=0.484524 ! Fit after self-cal, rms=0.119451Jy sigma=0.484446 ! 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=0.119451Jy sigma=0.484446 ! Fit after self-cal, rms=0.127638Jy sigma=0.484000 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9507 mas, bmaj=4.488 mas, bpa=16.16 degrees ! Estimated noise=1.12832 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00133319 Jy ! Component: 100 - total flux cleaned = -0.00169678 Jy ! Component: 150 - total flux cleaned = -0.00213029 Jy ! Component: 200 - total flux cleaned = -0.00243008 Jy ! Total flux subtracted in 200 components = -0.00243008 Jy ! Clean residual min=-0.006844 max=0.005432 Jy/beam ! Clean residual mean=-0.000027 rms=0.001623 Jy/beam ! Combined flux in latest and established models = 0.350077 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 86 components and 0.350077 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=0.127261Jy sigma=0.482635 ! Fit after self-cal, rms=0.127245Jy sigma=0.482561 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 = -0.000605339 Jy ! Component: 100 - total flux cleaned = -0.000871148 Jy ! Component: 150 - total flux cleaned = -0.00111234 Jy ! Component: 200 - total flux cleaned = -0.00133621 Jy ! Total flux subtracted in 200 components = -0.00133621 Jy ! Clean residual min=-0.006475 max=0.005355 Jy/beam ! Clean residual mean=-0.000022 rms=0.001542 Jy/beam ! Combined flux in latest and established models = 0.34874 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 87 components and 0.34874 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=0.127036Jy sigma=0.481904 ! Fit after self-cal, rms=0.127023Jy sigma=0.481873 ! 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=0.127023Jy sigma=0.481873 ! Fit after self-cal, rms=0.133191Jy sigma=0.481607 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.972 mas, bmaj=10.94 mas, bpa=0.8009 degrees ! Estimated noise=1.31317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00139197 Jy ! Component: 100 - total flux cleaned = -0.00172904 Jy ! Component: 150 - total flux cleaned = -0.00202452 Jy ! Component: 200 - total flux cleaned = -0.00229157 Jy ! Total flux subtracted in 200 components = -0.00229157 Jy ! Clean residual min=-0.007335 max=0.005711 Jy/beam ! Clean residual mean=-0.000035 rms=0.001972 Jy/beam ! Combined flux in latest and established models = 0.346449 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.346449 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=0.133085Jy sigma=0.480919 ! Fit after self-cal, rms=0.133072Jy sigma=0.480790 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 = -0.000437281 Jy ! Component: 100 - total flux cleaned = -0.000599494 Jy ! Component: 150 - total flux cleaned = -0.000799019 Jy ! Component: 200 - total flux cleaned = -0.000984038 Jy ! Total flux subtracted in 200 components = -0.000984038 Jy ! Clean residual min=-0.006942 max=0.005729 Jy/beam ! Clean residual mean=-0.000029 rms=0.001904 Jy/beam ! Combined flux in latest and established models = 0.345465 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 97 components and 0.345465 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=0.132974Jy sigma=0.480525 ! Fit after self-cal, rms=0.132966Jy sigma=0.480480 ! 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=0.9504 mas, bmaj=4.503 mas, bpa=16.2 degrees ! Estimated noise=1.13204 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9504 x 4.503 at 16.2 degrees (North through East) ! Clean map min=-0.013453 max=0.19174 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=0.6778 mas, bmaj=3.448 mas, bpa=17.55 degrees ! Estimated noise=2.50763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.188699 Jy ! Component: 100 - total flux cleaned = 0.253027 Jy ! Component: 150 - total flux cleaned = 0.281242 Jy ! Component: 200 - total flux cleaned = 0.299526 Jy ! Total flux subtracted in 200 components = 0.299526 Jy ! Clean residual min=-0.007386 max=0.009978 Jy/beam ! Clean residual mean=0.000075 rms=0.002271 Jy/beam ! Combined flux in latest and established models = 0.299526 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 34 model components to the UV plane model. ! The established model now contains 34 components and 0.299526 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9504 mas, bmaj=4.503 mas, bpa=16.2 degrees ! Estimated noise=1.13204 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) ! Added new window around map position (0.4, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0215545 Jy ! Component: 100 - total flux cleaned = 0.0325406 Jy ! Component: 150 - total flux cleaned = 0.0391395 Jy ! Component: 200 - total flux cleaned = 0.0431928 Jy ! Total flux subtracted in 200 components = 0.0431928 Jy ! Clean residual min=-0.005629 max=0.004264 Jy/beam ! Clean residual mean=-0.000005 rms=0.001359 Jy/beam ! Combined flux in latest and established models = 0.342718 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 101 components and 0.342718 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=2.972 mas, bmaj=10.94 mas, bpa=0.8009 degrees ! Estimated noise=1.31317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000783317 Jy ! Component: 100 - total flux cleaned = 0.000556772 Jy ! Component: 150 - total flux cleaned = 0.000362154 Jy ! Component: 200 - total flux cleaned = 1.89669e-06 Jy ! Total flux subtracted in 200 components = 1.89669e-06 Jy ! Clean residual min=-0.006501 max=0.005024 Jy/beam ! Clean residual mean=-0.000013 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 0.34272 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 = -0.000409043 Jy ! Component: 100 - total flux cleaned = -0.000710208 Jy ! Component: 150 - total flux cleaned = -0.000920658 Jy ! Component: 200 - total flux cleaned = -0.001181 Jy ! Total flux subtracted in 200 components = -0.001181 Jy ! Clean residual min=-0.005963 max=0.004934 Jy/beam ! Clean residual mean=-0.000009 rms=0.001599 Jy/beam ! Combined flux in latest and established models = 0.341539 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 116 components and 0.341539 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9504 mas, bmaj=4.503 mas, bpa=16.2 degrees ! Estimated noise=1.13204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000217372 Jy ! Component: 100 - total flux cleaned = 0.000281821 Jy ! Component: 150 - total flux cleaned = 0.000280727 Jy ! Component: 200 - total flux cleaned = 0.000333651 Jy ! Total flux subtracted in 200 components = 0.000333651 Jy ! Clean residual min=-0.004649 max=0.004152 Jy/beam ! Clean residual mean=-0.000007 rms=0.001154 Jy/beam ! Combined flux in latest and established models = 0.341873 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 138 components and 0.341873 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=0.132167Jy sigma=0.478984 ! Fit after self-cal, rms=0.131973Jy sigma=0.478647 wmodel J1830-4441_X_map.mod ! Writing 138 model components to file: J1830-4441_X_map.mod wobs J1830-4441_X_uvs.fits ! Writing UV FITS file: J1830-4441_X_uvs.fits wwins J1830-4441_X_map.win ! wwins: Wrote 3 windows to J1830-4441_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 = -0.00184438 Jy ! Component: 100 - total flux cleaned = -0.00270225 Jy ! Component: 150 - total flux cleaned = -0.00369851 Jy ! Component: 200 - total flux cleaned = -0.00438878 Jy ! Component: 250 - total flux cleaned = -0.00492491 Jy ! Component: 300 - total flux cleaned = -0.00519505 Jy ! Component: 350 - total flux cleaned = -0.00532096 Jy ! Component: 400 - total flux cleaned = -0.00555699 Jy ! Component: 450 - total flux cleaned = -0.00582283 Jy ! Component: 500 - total flux cleaned = -0.00618541 Jy ! Component: 550 - total flux cleaned = -0.00646264 Jy ! Component: 600 - total flux cleaned = -0.00669544 Jy ! Component: 650 - total flux cleaned = -0.0068562 Jy ! Component: 700 - total flux cleaned = -0.00691903 Jy ! Component: 750 - total flux cleaned = -0.00716012 Jy ! Component: 800 - total flux cleaned = -0.00736482 Jy ! Component: 850 - total flux cleaned = -0.00759343 Jy ! Component: 900 - total flux cleaned = -0.00784333 Jy ! Component: 950 - total flux cleaned = -0.00800606 Jy ! Component: 1000 - total flux cleaned = -0.00824441 Jy ! Component: 1050 - total flux cleaned = -0.00837437 Jy ! Component: 1100 - total flux cleaned = -0.00862815 Jy ! Component: 1150 - total flux cleaned = -0.00885098 Jy ! Component: 1200 - total flux cleaned = -0.00899659 Jy ! Component: 1250 - total flux cleaned = -0.00913911 Jy ! Component: 1300 - total flux cleaned = -0.00925603 Jy ! Component: 1350 - total flux cleaned = -0.00937054 Jy ! Component: 1400 - total flux cleaned = -0.00941564 Jy ! Component: 1450 - total flux cleaned = -0.0095488 Jy ! Component: 1500 - total flux cleaned = -0.00967999 Jy ! Component: 1550 - total flux cleaned = -0.00976574 Jy ! Component: 1600 - total flux cleaned = -0.00991344 Jy ! Component: 1650 - total flux cleaned = -0.00999636 Jy ! Component: 1700 - total flux cleaned = -0.00997593 Jy ! Component: 1750 - total flux cleaned = -0.00999608 Jy ! Component: 1800 - total flux cleaned = -0.0100161 Jy ! Component: 1850 - total flux cleaned = -0.0100951 Jy ! Component: 1900 - total flux cleaned = -0.0100949 Jy ! Component: 1950 - total flux cleaned = -0.0101335 Jy ! Component: 2000 - total flux cleaned = -0.0101717 Jy ! Component: 2050 - total flux cleaned = -0.0101527 Jy ! Component: 2100 - total flux cleaned = -0.0102091 Jy ! Component: 2150 - total flux cleaned = -0.0102464 Jy ! Component: 2200 - total flux cleaned = -0.0102831 Jy ! Component: 2250 - total flux cleaned = -0.0102832 Jy ! Component: 2300 - total flux cleaned = -0.0103557 Jy ! Component: 2350 - total flux cleaned = -0.0103914 Jy ! Component: 2400 - total flux cleaned = -0.0104092 Jy ! Component: 2450 - total flux cleaned = -0.010427 Jy ! Component: 2500 - total flux cleaned = -0.0104446 Jy ! Component: 2550 - total flux cleaned = -0.0104795 Jy ! Component: 2600 - total flux cleaned = -0.0104793 Jy ! Component: 2650 - total flux cleaned = -0.0104621 Jy ! Component: 2700 - total flux cleaned = -0.0104621 Jy ! Component: 2750 - total flux cleaned = -0.0104282 Jy ! Component: 2800 - total flux cleaned = -0.0104619 Jy ! Component: 2850 - total flux cleaned = -0.010445 Jy ! Component: 2900 - total flux cleaned = -0.0104451 Jy ! Component: 2950 - total flux cleaned = -0.0104451 Jy ! Component: 3000 - total flux cleaned = -0.010445 Jy ! Component: 3050 - total flux cleaned = -0.0103625 Jy ! Component: 3100 - total flux cleaned = -0.0103297 Jy ! Component: 3150 - total flux cleaned = -0.0103133 Jy ! Component: 3200 - total flux cleaned = -0.0102315 Jy ! Component: 3250 - total flux cleaned = -0.0101825 Jy ! Component: 3300 - total flux cleaned = -0.0101662 Jy ! Component: 3350 - total flux cleaned = -0.0101336 Jy ! Component: 3400 - total flux cleaned = -0.0101174 Jy ! Component: 3450 - total flux cleaned = -0.010085 Jy ! Component: 3500 - total flux cleaned = -0.0100526 Jy ! Component: 3550 - total flux cleaned = -0.0100201 Jy ! Component: 3600 - total flux cleaned = -0.00998768 Jy ! Component: 3650 - total flux cleaned = -0.00997149 Jy ! Component: 3700 - total flux cleaned = -0.00993914 Jy ! Component: 3750 - total flux cleaned = -0.00997147 Jy ! Component: 3800 - total flux cleaned = -0.00990657 Jy ! Component: 3850 - total flux cleaned = -0.0099065 Jy ! Component: 3900 - total flux cleaned = -0.00989024 Jy ! Component: 3950 - total flux cleaned = -0.00982508 Jy ! Component: 4000 - total flux cleaned = -0.00984136 Jy ! Component: 4050 - total flux cleaned = -0.00982503 Jy ! Total flux subtracted in 4096 components = -0.00984141 Jy ! Clean residual min=-0.000923 max=0.000992 Jy/beam ! Clean residual mean=-0.000003 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.332032 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 424 components and 0.332031 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1830-4441_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9504 x 4.503 at 16.2 degrees (North through East) ! Clean map min=-0.0056708 max=0.22949 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1830-4441_X_map.fits wmodel /image_prod/ug002_uva//J1830-4441_X_map.mod ! Writing 424 model components to file: /image_prod/ug002_uva//J1830-4441_X_map.mod wobs /image_prod/ug002_uva//J1830-4441_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1830-4441_X_uvs.fits wwins /image_prod/ug002_uva//J1830-4441_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1830-4441_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.229487 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0003089 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.403814 0.403814 0.807628 1.61526 3.23051 6.46102 12.922 25.8441 51.6882 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.229 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 742.916 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1830-4441_X_dfm.log closed on Thu Mar 5 03:47:00 2020