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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 4.99 4.869/5.635 5.123 ± 0.6218
ea02 1342 1342/1342 1342 ± 0.00004053 5.405 5.045/6.131 5.419 ± 0.8452
ea05 1342 1342/1342 1342 ± 0.00001227 5.265 4.912/6.004 5.322 ± 0.7721
ea06 1342 1342/1342 1342 ± 0.00003286 4.897 4.73/5.39 4.952 ± 0.6259
ea07 1342 1342/1342 1342 ± 0.00003906 5.315 5.019/5.596 5.251 ± 0.5502
ea08 1342 1342/1342 1342 ± 0.00004288 5.482 5.266/6.395 5.624 ± 0.8767
ea09 1342 1342/1342 1342 ± 0.000005093 4.912 4.708/5.654 4.956 ± 0.7703
ea10 1342 1342/1342 1342 ± 0.00004076 5.169 4.875/6.002 5.345 ± 0.7304
ea11 1342 1342/1342 1342 ± 0.00003784 5.389 4.964/6.184 5.407 ± 0.7853
ea12 1342 1342/1342 1342 ± 0.00003669 5.355 5.047/6.256 5.445 ± 0.8394
ea13 1342 1342/1342 1342 ± 0.00001282 5.6 5.442/6.156 5.574 ± 0.8874
ea14 1342 1342/1342 1342 ± 0.00001488 5.285 5.014/6.231 5.455 ± 0.6921
ea15 1342 1342/1342 1342 ± 0.00002086 5.076 4.929/5.998 5.371 ± 0.7818
ea16 1342 1342/1342 1342 ± 0 5.047 4.955/5.156 5.013 ± 0.2301
ea17 1342 1342/1342 1342 ± 0.00004522 5.565 5.101/6.281 5.57 ± 0.8028
ea18 1342 1342/1342 1342 ± 0.00003763 4.765 4.394/5.381 4.768 ± 0.6352
ea19 1342 1342/1342 1342 ± 0.000002791 5.411 5.15/6.136 5.487 ± 0.7714
ea20 1342 1342/1342 1342 ± 0.000038 5.642 5.368/6.476 5.747 ± 0.9289
ea21 1342 1342/1342 1342 ± 0.00001817 5.125 5.084/5.933 5.277 ± 0.6743
ea22 1342 1342/1342 1342 ± 0.00002976 5.245 4.92/6.141 5.327 ± 0.8614
ea23 1342 1342/1342 1342 ± 0.00003664 5.335 5.1/6.097 5.528 ± 0.6569
ea25 1342 1342/1342 1342 ± 0.000001722 5.065 4.9/5.136 5.045 ± 0.1834
ea26 1342 1342/1342 1342 ± 0.00001671 5.367 5.213/6.077 5.383 ± 0.8832
ea27 1342 1342/1342 1342 ± 0.000045 5.097 4.864/5.962 5.272 ± 0.6949
ea28 1342 1342/1342 1342 ± 0.00004473 5.271 5.03/6.109 5.381 ± 0.7748
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 ± 0.00002397 5.172 4.959/5.313 5.142 ± 0.2514
4 1342 1342/1342 1342 ± 0.00002471 4.8 4.587/4.944 4.768 ± 0.2691
5 1342 1342/1342 1342 ± 0.00002397 5.012 4.884/5.148 5.021 ± 0.2859
6 1342 1342/1342 1342 ± 0.00002397 5.032 4.973/5.153 5.04 ± 0.2306
7 1342 1342/1342 1342 ± 0.00002397 5.058 4.929/5.172 5.071 ± 0.206
8 1342 1342/1342 1342 ± 0.00002397 5.09 4.878/5.263 5.08 ± 0.2452
9 1342 1342/1342 1342 ± 0.00002397 5.356 5.262/5.566 5.349 ± 0.2781
10 1342 1342/1342 1342 ± 0.00002495 5.774 5.531/5.923 5.738 ± 0.2937
11 1342 1342/1342 1342 ± 0.00002495 6.111 5.938/6.187 6.016 ± 0.3068
12 1342 1342/1342 1342 ± 0.00002495 6.267 6.001/6.32 6.182 ± 0.3085
13 1342 1342/1342 1342 ± 0.00002516 6.332 6.039/6.522 6.285 ± 0.3261
14 1342 1342/1342 1342 ± 0.00003748 5.838 5.553/6.107 5.875 ± 0.4485
15 1342 1342/1342 1342 ± 0.00002501 6.278 5.981/6.545 6.218 ± 0.4272
16 1342 1342/1342 1342 ± 0.00005994 3.912 3.631/4.256 3.989 ± 0.4814
17 1342 1342/1342 1342 ± 0.00006092 3.883 3.663/4.178 3.951 ± 0.4344
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-16 11:12:45.343
End
2024-11-16 12:11:55.530
Duration
0:59:10.187
Note, WebLog generation is not included in the time.

CASA logs for stage 8