Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.288 5.082/6.213 5.484 ± 0.8436
ea02 1342 1342/1342 1342 ± 0.00004404 5.858 5.319/6.606 5.819 ± 0.9613
ea04 1342 1342/1342 1342 ± 0.00002273 4.987 4.786/5.69 5.16 ± 0.729
ea05 1342 1342/1342 1342 ± 0.00002488 5.286 4.837/6.237 5.449 ± 0.7954
ea06 1342 1342/1342 1342 ± 0.00002575 4.874 4.638/5.535 4.941 ± 0.6728
ea07 1342 1342/1342 1342 ± 0.00004385 5.807 5.234/6.247 5.673 ± 0.8904
ea08 1342 1342/1342 1342 ± 0.0000454 5.71 5.516/6.73 5.832 ± 0.9855
ea09 1342 1342/1342 1342 ± 0.00002967 5.126 4.951/5.865 5.247 ± 0.7133
ea10 1342 1342/1342 1342 ± 0.00004393 5.018 4.658/5.712 5.06 ± 0.6683
ea11 1342 1342/1342 1342 ± 0.00004285 5.788 5.152/6.477 5.729 ± 0.9992
ea12 1342 1342/1342 1342 ± 0.00002743 5.316 5.11/6.01 5.422 ± 0.8728
ea13 1342 1342/1342 1342 ± 0.00001902 5.95 5.599/6.325 5.832 ± 0.7511
ea14 1342 1342/1342 1342 ± 0.00003709 5.692 5.385/6.638 5.857 ± 0.917
ea15 1342 1342/1342 1342 ± 0.00001996 5.147 5.034/6.096 5.434 ± 0.8397
ea16 1342 1342/1342 1342 ± 0.00003809 5.979 5.461/6.48 5.886 ± 0.9029
ea17 1342 1342/1342 1342 ± 0.00004436 5.831 5.42/6.446 5.781 ± 0.9788
ea18 1342 1342/1342 1342 ± 0.00004452 4.825 4.497/5.692 4.971 ± 0.746
ea19 1342 1342/1342 1342 ± 0.00001612 5.69 5.316/6.546 5.793 ± 0.8516
ea20 1342 1342/1342 1342 ± 0.00004232 5.703 5.438/6.586 5.757 ± 1.016
ea21 1342 1342/1342 1342 ± 0.00003611 5.526 5.185/6.122 5.505 ± 0.7848
ea22 1342 1342/1342 1342 ± 0.0000418 5.535 5.242/6.562 5.731 ± 0.9069
ea23 1342 1342/1342 1342 ± 0.00004335 5.812 5.494/6.609 5.835 ± 1.011
ea24 1342 1342/1342 1342 ± 0.0000205 5.132 4.904/6.102 5.372 ± 0.7403
ea25 1342 1342/1342 1342 ± 0.0000437 5.453 5.154/6.154 5.466 ± 0.859
ea26 1342 1342/1342 1342 ± 0.00003141 5.816 5.614/6.88 6.035 ± 0.9741
ea27 1342 1342/1342 1342 ± 0.00004526 5.559 5.154/6.507 5.582 ± 0.9219
ea28 1342 1342/1342 1342 ± 0.00004406 5.543 5.279/6.577 5.755 ± 0.9541
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
5 1342 1342/1342 1342 ± 0.00002346 5.294 5.089/5.61 5.354 ± 0.3734
6 1342 1342/1342 1342 ± 0.00002309 5.216 4.982/5.391 5.178 ± 0.3039
7 1342 1342/1342 1342 ± 0.00002309 5.277 5.054/5.495 5.239 ± 0.3002
8 1342 1342/1342 1342 ± 0.00002309 5.264 5.012/5.449 5.203 ± 0.3327
9 1342 1342/1342 1342 ± 0.00002309 5.474 5.095/5.783 5.43 ± 0.3673
10 1342 1342/1342 1342 ± 0.00002309 6.026 5.605/6.135 5.892 ± 0.3476
11 1342 1342/1342 1342 ± 0.00002309 6.278 5.938/6.45 6.186 ± 0.3473
12 1342 1342/1342 1342 ± 0.00002309 6.334 6.208/6.615 6.367 ± 0.3705
13 1342 1342/1342 1342 ± 0.00002309 6.786 6.475/7.054 6.737 ± 0.4137
14 1342 1342/1342 1342 ± 0.00002959 6.963 6.297/7.111 6.74 ± 0.5188
15 1342 1342/1342 1342 ± 0.00002346 6.465 6.175/6.738 6.4 ± 0.4629
16 1342 1342/1342 1342 ± 0.00005649 3.982 3.838/4.154 3.997 ± 0.203
17 1342 1342/1342 1342 ± 0.00005822 4.087 3.934/4.282 4.115 ± 0.2442
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-12-06 09:59:45.201
End
2024-12-06 11:05:11.376
Duration
1:05:26.175
Note, WebLog generation is not included in the time.

CASA logs for stage 8