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

Statwt Summary Plot

VLASS2.1.sb38536469.eb38590168.59084.87988079861_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 5.347 4.946/5.757 5.384 ± 0.5205
ea02 1342 1342/1342 1342 ± 0.00002038 5.412 5.058/6.058 5.575 ± 0.6112
ea04 1342 1342/1342 1342 ± 0 5.124 4.784/5.682 5.263 ± 0.5255
ea05 1342 1342/1342 1342 ± 0 5.591 5.029/6.126 5.624 ± 0.6253
ea06 1342 1342/1342 1342 ± 0 4.923 4.668/5.308 4.995 ± 0.4049
ea07 1342 1342/1342 1342 ± 0 5.601 5.171/5.89 5.627 ± 0.5368
ea08 1342 1342/1342 1342 ± 0.000003627 5.419 5.198/6.223 5.701 ± 0.6446
ea09 1342 1342/1342 1342 ± 0 5.287 4.81/5.931 5.398 ± 0.6442
ea10 1342 1342/1342 1342 ± 0 5.305 4.797/5.943 5.343 ± 0.5976
ea11 1342 1342/1342 1342 ± 0 5.534 4.907/6 5.501 ± 0.6222
ea12 1342 1342/1342 1342 ± 0 5.499 5.117/5.938 5.605 ± 0.5451
ea13 1342 1342/1342 1342 ± 0 5.498 5.272/5.989 5.686 ± 0.5034
ea14 1342 1342/1342 1342 ± 0 5.581 5.104/6.071 5.606 ± 0.6027
ea15 1342 1342/1342 1342 ± 0 5.23 4.717/5.758 5.318 ± 0.6199
ea16 1342 1342/1342 1342 ± 0 5.862 5.313/6.434 5.967 ± 0.7033
ea17 1342 1342/1342 1342 ± 0.00001613 5.587 5.213/6.09 5.706 ± 0.6099
ea18 1342 1342/1342 1342 ± 0 4.844 4.549/5.35 4.938 ± 0.5174
ea19 1342 1342/1342 1342 ± 0 5.771 5.347/6.395 5.919 ± 0.648
ea20 1342 1342/1342 1342 ± 0 5.845 5.449/6.414 5.941 ± 0.6302
ea21 1342 1342/1342 1342 ± 0 5.474 5.159/6.057 5.592 ± 0.5735
ea22 1342 1342/1342 1342 ± 0 5.163 4.96/6.038 5.451 ± 0.6395
ea23 1342 1342/1342 1342 ± 0 5.841 5.316/6.339 5.848 ± 0.6309
ea25 1342 1342/1342 1342 ± 0.000001814 5.251 4.917/5.671 5.321 ± 0.5206
ea26 1342 1342/1342 1342 ± 0 5.446 5.078/6.243 5.647 ± 0.6506
ea27 1342 1342/1342 1342 ± 0.00002309 5.297 4.892/6.043 5.45 ± 0.5907
ea28 1342 1342/1342 1342 ± 0.0000195 5.309 5.101/6.024 5.527 ± 0.6087
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 ± 0.0000237 5.091 4.919/5.293 5.094 ± 0.2353
3 1342 1342/1342 1342 ± 0.00002466 4.868 4.678/5.201 4.905 ± 0.2986
4 1342 1342/1342 1342 ± 0.0000239 4.868 4.742/5.066 4.885 ± 0.256
5 1342 1342/1342 1342 ± 0.0000237 5.06 4.824/5.199 5.046 ± 0.2789
6 1342 1342/1342 1342 ± 0.0000237 4.909 4.745/5.057 4.887 ± 0.2434
7 1342 1342/1342 1342 ± 0.0000237 5.096 4.941/5.232 5.086 ± 0.2276
8 1342 1342/1342 1342 ± 0.0000237 5.079 4.864/5.211 5.039 ± 0.2536
9 1342 1342/1342 1342 ± 0.0000237 5.364 5.157/5.546 5.309 ± 0.2852
10 1342 1342/1342 1342 ± 0.0000237 5.783 5.582/5.926 5.726 ± 0.281
11 1342 1342/1342 1342 ± 0.0000237 6 5.826/6.084 5.928 ± 0.2886
12 1342 1342/1342 1342 ± 0.0000237 6.106 5.883/6.33 6.071 ± 0.3145
13 1342 1342/1342 1342 ± 0.0000237 6.492 6.293/6.614 6.465 ± 0.3348
14 1342 1342/1342 1342 ± 0.0000237 6.653 6.4/6.824 6.623 ± 0.3565
15 1342 1342/1342 1342 ± 0.0000237 6.335 6.097/6.489 6.261 ± 0.3598
16 1342 1342/1342 1342 ± 0.00003032 5.594 5.301/5.831 5.604 ± 0.3469
17 1342 1342/1342 1342 ± 0.00002949 5.594 5.317/5.833 5.608 ± 0.3276
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38536469.eb38590168.59084.87988079861_split_split.ms
overwrite_modelcol
False
Start time
2024-12-18 01:44:36.216
End
2024-12-18 02:28:06.845
Duration
0:43:30.629
Note, WebLog generation is not included in the time.

CASA logs for stage 8