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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.568 5.237/6.079 5.687 ± 0.5428
ea02 1342 1342/1342 1342 ± 0 5.857 5.246/6.371 5.88 ± 0.6442
ea04 1342 1342/1342 1342 ± 0 5.422 5.088/6.044 5.614 ± 0.5673
ea05 1342 1342/1342 1342 ± 0 5.634 5.196/6.143 5.717 ± 0.6035
ea06 1342 1342/1342 1342 ± 0 4.92 4.709/5.355 5.029 ± 0.385
ea07 1342 1342/1342 1342 ± 0 5.831 5.349/6.161 5.889 ± 0.5584
ea08 1342 1342/1342 1342 ± 0 5.965 5.433/6.548 6.04 ± 0.6354
ea09 1342 1342/1342 1342 ± 0 5.597 5.09/6.165 5.683 ± 0.6167
ea11 1342 1342/1342 1342 ± 0 5.742 5.092/6.283 5.752 ± 0.6446
ea12 1342 1342/1342 1342 ± 0 5.713 5.288/6.354 5.913 ± 0.6474
ea13 1342 1342/1342 1342 ± 0 5.978 5.619/6.302 6.057 ± 0.4972
ea14 1342 1342/1342 1342 ± 0 5.683 5.12/6.229 5.699 ± 0.6315
ea15 1342 1342/1342 1342 ± 0 5.488 4.985/6.077 5.622 ± 0.6808
ea16 1342 1342/1342 1342 ± 0 6.021 5.506/6.443 6.077 ± 0.7182
ea17 1342 1342/1342 1342 ± 0.000004169 5.943 5.408/6.632 6.058 ± 0.6513
ea18 1342 1342/1342 1342 ± 0 5.009 4.659/5.477 5.115 ± 0.5086
ea19 1342 1342/1342 1342 ± 0 5.897 5.436/6.513 6.054 ± 0.6371
ea20 1342 1342/1342 1342 ± 0 6.072 5.647/6.691 6.179 ± 0.6443
ea21 1342 1342/1342 1342 ± 0 5.584 5.29/6.23 5.762 ± 0.5615
ea22 1342 1342/1342 1342 ± 0 5.544 5.166/6.204 5.675 ± 0.6249
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.466 5.109/5.952 5.581 ± 0.5584
ea26 1342 1342/1342 1342 ± 0 5.985 5.497/6.6 6.062 ± 0.6701
ea27 1342 1342/1342 1342 ± 0.00003379 5.584 5.206/6.315 5.715 ± 0.6143
ea28 1342 1342/1342 1342 ± 0 5.665 5.308/6.323 5.814 ± 0.6366
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 ± 0.00002441 5.294 5.141/5.503 5.32 ± 0.2595
3 1342 1342/1342 1342 ± 0.00002461 5.052 4.93/5.303 5.1 ± 0.2581
4 1342 1342/1342 1342 ± 0.00002491 5.236 4.945/5.417 5.161 ± 0.2732
5 1342 1342/1342 1342 ± 0.00002441 5.252 5.024/5.383 5.228 ± 0.3124
6 1342 1342/1342 1342 ± 0.00002441 5.231 4.999/5.412 5.191 ± 0.294
7 1342 1342/1342 1342 ± 0.00002441 5.247 5.106/5.437 5.25 ± 0.2532
8 1342 1342/1342 1342 ± 0.00002441 5.266 5.059/5.411 5.222 ± 0.2726
9 1342 1342/1342 1342 ± 0.00002441 5.514 5.312/5.775 5.503 ± 0.3054
10 1342 1342/1342 1342 ± 0.00002441 5.95 5.854/6.15 5.945 ± 0.3011
11 1342 1342/1342 1342 ± 0.00002441 6.199 6.078/6.318 6.157 ± 0.3101
12 1342 1342/1342 1342 ± 0.00002441 6.351 6.174/6.51 6.324 ± 0.3419
13 1342 1342/1342 1342 ± 0.00002441 6.746 6.627/7.007 6.752 ± 0.3532
14 1342 1342/1342 1342 ± 0.00002441 6.943 6.773/7.156 6.903 ± 0.3935
15 1342 1342/1342 1342 ± 0.00002441 6.457 6.326/6.733 6.45 ± 0.3654
16 1342 1342/1342 1342 ± 0.00003201 5.956 5.803/6.253 5.95 ± 0.3204
17 1342 1342/1342 1342 ± 0.00003009 5.987 5.833/6.203 5.958 ± 0.319
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-12-13 11:06:01.090
End
2024-12-13 11:52:16.822
Duration
0:46:15.732
Note, WebLog generation is not included in the time.

CASA logs for stage 8