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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.407 5.292/5.921 5.669 ± 0.489
ea02 1342 1342/1342 1342 ± 0 5.839 5.445/6.431 5.972 ± 0.6145
ea04 1342 1342/1342 1342 ± 0 5.378 5.076/6.059 5.58 ± 0.5622
ea05 1342 1342/1342 1342 ± 0 5.676 5.269/6.115 5.742 ± 0.5706
ea06 1342 1342/1342 1342 ± 0 4.863 4.64/5.2 4.939 ± 0.3574
ea07 1342 1342/1342 1342 ± 0 5.922 5.498/6.217 5.96 ± 0.5166
ea08 1342 1342/1342 1342 ± 0 5.823 5.606/6.563 6.065 ± 0.6221
ea09 1342 1342/1342 1342 ± 0 5.726 5.223/6.213 5.763 ± 0.5856
ea10 1342 1342/1342 1342 ± 0.000002287 5.806 5.325/6.428 5.874 ± 0.6051
ea11 1342 1342/1342 1342 ± 0.000003685 5.825 5.147/6.209 5.78 ± 0.6215
ea12 1342 1342/1342 1342 ± 0 6.217 6.084/6.669 6.331 ± 0.3943
ea13 1342 1342/1342 1342 ± 0 6.149 5.812/6.461 6.149 ± 0.4953
ea14 1342 1342/1342 1342 ± 0 5.885 5.273/6.256 5.84 ± 0.5797
ea15 1342 1342/1342 1342 ± 0 5.563 5.083/6.244 5.732 ± 0.703
ea16 1342 1342/1342 1342 ± 0 6.084 5.619/6.587 6.164 ± 0.6579
ea17 1342 1342/1342 1342 ± 0.00001026 5.897 5.517/6.538 6.079 ± 0.63
ea18 1342 1342/1342 1342 ± 0 5.079 4.723/5.556 5.133 ± 0.5017
ea19 1342 1342/1342 1342 ± 0 6.054 5.421/6.546 6.034 ± 0.5889
ea20 1342 1342/1342 1342 ± 0 5.973 5.589/6.53 6.111 ± 0.5994
ea21 1342 1342/1342 1342 ± 0 5.591 5.287/6.118 5.725 ± 0.5138
ea22 1342 1342/1342 1342 ± 0 5.659 5.332/6.323 5.846 ± 0.5994
ea23 1342 1342/1342 1342 ± 0 6.146 5.515/6.592 6.089 ± 0.6316
ea25 1342 1342/1342 1342 ± 0.000005589 5.554 5.239/5.988 5.652 ± 0.5391
ea26 1342 1342/1342 1342 ± 0 6.359 5.714/6.805 6.211 ± 0.6282
ea27 1342 1342/1342 1342 ± 0.000009351 5.506 5.283/6.225 5.711 ± 0.5443
ea28 1342 1342/1342 1342 ± 0.000002274 5.671 5.384/6.333 5.84 ± 0.5945
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 ± 0.00002399 5.392 5.242/5.656 5.401 ± 0.2848
3 1342 1342/1342 1342 ± 0.00002597 5.178 5.052/5.441 5.214 ± 0.2925
4 1342 1342/1342 1342 ± 0.00002668 5.184 5.018/5.316 5.163 ± 0.275
5 1342 1342/1342 1342 ± 0.00002399 5.366 5.129/5.535 5.339 ± 0.3388
6 1342 1342/1342 1342 ± 0.00002399 5.346 5.077/5.439 5.294 ± 0.3107
7 1342 1342/1342 1342 ± 0.00002399 5.346 5.148/5.494 5.328 ± 0.2677
8 1342 1342/1342 1342 ± 0.00002399 5.365 5.136/5.457 5.288 ± 0.2822
9 1342 1342/1342 1342 ± 0.00002399 5.604 5.402/5.853 5.565 ± 0.3307
10 1342 1342/1342 1342 ± 0.00002355 6.011 5.79/6.146 5.951 ± 0.3286
11 1342 1342/1342 1342 ± 0.00002355 6.265 6.068/6.338 6.163 ± 0.3236
12 1342 1342/1342 1342 ± 0.00002355 6.334 6.185/6.555 6.325 ± 0.3466
13 1342 1342/1342 1342 ± 0.00002355 6.814 6.621/6.985 6.755 ± 0.3534
14 1342 1342/1342 1342 ± 0.00002355 6.995 6.785/7.219 6.946 ± 0.4008
15 1342 1342/1342 1342 ± 0.00002355 6.408 6.258/6.664 6.402 ± 0.3793
16 1342 1342/1342 1342 ± 0.00002432 5.925 5.779/6.213 5.967 ± 0.356
17 1342 1342/1342 1342 ± 0.00002374 5.969 5.81/6.266 5.988 ± 0.3367
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 05:05:09.312
End
2024-05-01 05:28:50.487
Duration
0:23:41.175
Note, WebLog generation is not included in the time.

CASA logs for stage 7