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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.549 5.279/5.982 5.683 ± 0.5506
ea02 1342 1342/1342 1342 ± 0.000004402 5.747 5.401/6.463 5.952 ± 0.6701
ea04 1342 1342/1342 1342 ± 0.000004624 5.441 5.101/6.022 5.623 ± 0.5617
ea05 1342 1342/1342 1342 ± 0.000001136 5.719 5.275/6.148 5.762 ± 0.5811
ea06 1342 1342/1342 1342 ± 0 5.003 4.811/5.394 5.106 ± 0.3647
ea07 1342 1342/1342 1342 ± 0.000005248 6.122 5.441/6.226 6.031 ± 0.5792
ea08 1342 1342/1342 1342 ± 0.000005207 5.761 5.508/6.6 6.053 ± 0.7039
ea09 1342 1342/1342 1342 ± 0.00000301 5.653 5.168/6.239 5.749 ± 0.6166
ea10 1342 1342/1342 1342 ± 0.000005374 5.974 5.325/6.642 5.973 ± 0.6804
ea11 1342 1342/1342 1342 ± 0.0000055 5.775 5.166/6.374 5.863 ± 0.651
ea12 1342 1342/1342 1342 ± 0 5.959 5.374/6.436 6.017 ± 0.6659
ea13 1342 1342/1342 1342 ± 0 6.335 5.833/6.384 6.219 ± 0.498
ea14 1342 1342/1342 1342 ± 0.000004395 5.949 5.254/6.363 5.899 ± 0.6596
ea15 1342 1342/1342 1342 ± 0 5.571 5.102/6.211 5.753 ± 0.6863
ea16 1342 1342/1342 1342 ± 0.000003411 6.078 5.666/6.74 6.264 ± 0.7164
ea17 1342 1342/1342 1342 ± 0.000007269 5.944 5.568/6.501 6.106 ± 0.6454
ea18 1342 1342/1342 1342 ± 0.000005245 5.14 4.738/5.6 5.179 ± 0.5148
ea19 1342 1342/1342 1342 ± 0 5.99 5.519/6.685 6.185 ± 0.6638
ea20 1342 1342/1342 1342 ± 0.000003319 6.269 5.709/6.923 6.281 ± 0.6302
ea21 1342 1342/1342 1342 ± 0.000001137 5.691 5.349/6.194 5.819 ± 0.5463
ea22 1342 1342/1342 1342 ± 0 5.428 5.218/6.304 5.738 ± 0.6513
ea23 1342 1342/1342 1342 ± 0.000005112 6.159 5.489/6.557 6.126 ± 0.6778
ea25 1342 1342/1342 1342 ± 0.000008994 5.477 5.277/6.181 5.675 ± 0.6227
ea26 1342 1342/1342 1342 ± 0 6.181 5.653/6.902 6.219 ± 0.6455
ea27 1342 1342/1342 1342 ± 0.00003424 5.531 5.285/6.361 5.757 ± 0.5939
ea28 1342 1342/1342 1342 ± 0.00002224 5.693 5.389/6.401 5.883 ± 0.6576
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.
2 1342 1342/1342 1342 ± 0.00002352 5.412 5.23/5.654 5.423 ± 0.2541
3 1342 1342/1342 1342 ± 0.00002982 5.101 4.931/5.493 5.166 ± 0.3208
4 1342 1342/1342 1342 ± 0.00002745 5.231 5.068/5.453 5.243 ± 0.3086
5 1342 1342/1342 1342 ± 0.00002352 5.378 5.134/5.554 5.372 ± 0.3135
6 1342 1342/1342 1342 ± 0.00002352 5.299 5.088/5.493 5.279 ± 0.2801
7 1342 1342/1342 1342 ± 0.00002352 5.352 5.204/5.51 5.34 ± 0.2559
8 1342 1342/1342 1342 ± 0.00002352 5.34 5.096/5.485 5.292 ± 0.2748
9 1342 1342/1342 1342 ± 0.00002352 5.609 5.394/5.845 5.566 ± 0.319
10 1342 1342/1342 1342 ± 0.00002352 6.032 5.852/6.201 6.008 ± 0.3051
11 1342 1342/1342 1342 ± 0.00002352 6.304 6.122/6.408 6.226 ± 0.318
12 1342 1342/1342 1342 ± 0.00002352 6.419 6.23/6.599 6.388 ± 0.3474
13 1342 1342/1342 1342 ± 0.00002352 6.839 6.737/7.08 6.841 ± 0.3703
14 1342 1342/1342 1342 ± 0.00002352 7.079 6.85/7.325 7.037 ± 0.4057
15 1342 1342/1342 1342 ± 0.00002352 6.747 6.517/6.959 6.672 ± 0.4064
16 1342 1342/1342 1342 ± 0.00003345 5.985 5.613/6.298 5.948 ± 0.4176
17 1342 1342/1342 1342 ± 0.00003117 5.999 5.727/6.26 5.982 ± 0.373
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-12-13 09:10:18.086
End
2024-12-13 10:11:00.337
Duration
1:00:42.250
Note, WebLog generation is not included in the time.

CASA logs for stage 8