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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.278 5.182/5.952 5.485 ± 0.6314
ea02 1342 1342/1342 1342 ± 0.00004538 5.888 5.27/6.512 5.744 ± 0.9129
ea04 1342 1342/1342 1342 ± 0.0000371 5.252 4.902/5.81 5.122 ± 0.8744
ea05 1342 1342/1342 1342 ± 0.00001601 5.38 5.039/6.109 5.438 ± 0.8213
ea06 1342 1342/1342 1342 ± 0.00004463 5.022 4.319/5.417 4.708 ± 0.8121
ea07 1342 1342/1342 1342 ± 0.00003012 5.808 5.212/6.07 5.578 ± 0.7395
ea08 1342 1342/1342 1342 ± 0.00003864 6.036 5.476/6.8 6.025 ± 1.025
ea09 1342 1342/1342 1342 ± 0.00003895 5.562 5.092/6.197 5.476 ± 0.8135
ea10 1342 1342/1342 1342 ± 0.0000292 5.601 5.032/6.22 5.538 ± 0.7102
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004201 5.399 5.09/6.144 5.419 ± 0.9461
ea13 1342 1342/1342 1342 ± 0.0000304 5.65 5.506/6.193 5.688 ± 0.7826
ea14 1342 1342/1342 1342 ± 0.00002896 5.666 5.283/6.457 5.635 ± 0.9166
ea15 1342 1342/1342 1342 ± 0.00003138 5.369 5.035/6.138 5.31 ± 1.04
ea16 1342 1342/1342 1342 ± 0.00002714 5.724 5.294/6.452 5.586 ± 0.9289
ea17 1342 1342/1342 1342 ± 0.00003448 5.981 5.41/6.664 5.979 ± 0.8272
ea18 1342 1342/1342 1342 ± 0.00004133 4.886 4.69/5.374 4.919 ± 0.663
ea19 1342 1342/1342 1342 ± 0.00001358 5.595 5.342/6.349 5.672 ± 0.8288
ea20 1342 1342/1342 1342 ± 0.00003581 5.742 5.607/6.609 5.878 ± 0.8669
ea21 1342 1342/1342 1342 ± 0.00002336 5.444 5.023/6.122 5.422 ± 0.8407
ea22 1342 1342/1342 1342 ± 0.00003912 5.398 5.093/6.398 5.537 ± 0.8848
ea23 1342 1342/1342 1342 ± 0.00002029 5.737 5.303/6.446 5.791 ± 0.8348
ea25 1342 1342/1342 1342 ± 0.00004031 5.499 5.081/6.066 5.462 ± 0.7889
ea27 1342 1342/1342 1342 ± 0.00003729 5.465 5.04/6.293 5.461 ± 0.778
ea28 1342 1342/1342 1342 ± 0.00003939 5.562 5.302/6.429 5.721 ± 0.9086
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 ± 0.00002442 5.285 5.076/5.475 5.249 ± 0.2991
5 1342 1342/1342 1342 ± 0.000034 5.166 4.921/5.335 5.141 ± 0.2923
6 1342 1342/1342 1342 ± 0.00002442 5.197 5.089/5.363 5.172 ± 0.3006
7 1342 1342/1342 1342 ± 0.00002475 5.234 5.093/5.345 5.214 ± 0.2275
8 1342 1342/1342 1342 ± 0.00002475 5.244 5.041/5.39 5.213 ± 0.2522
9 1342 1342/1342 1342 ± 0.00002442 5.531 5.379/5.732 5.488 ± 0.3458
10 1342 1342/1342 1342 ± 0.00002442 5.974 5.759/6.019 5.89 ± 0.2992
11 1342 1342/1342 1342 ± 0.00002442 6.187 6.06/6.338 6.148 ± 0.3137
12 1342 1342/1342 1342 ± 0.00002442 6.316 6.167/6.462 6.297 ± 0.3224
13 1342 1342/1342 1342 ± 0.00002442 6.604 6.272/6.791 6.495 ± 0.3763
14 1342 1342/1342 1342 ± 0.00002761 6.37 5.933/6.64 6.267 ± 0.5113
15 1342 1342/1342 1342 ± 0.00002605 6.432 6.162/6.657 6.374 ± 0.4408
16 1342 1342/1342 1342 ± 0.00005407 3.684 3.465/3.862 3.65 ± 0.3214
17 1342 1342/1342 1342 ± 0.00005873 3.792 3.574/4.051 3.828 ± 0.4001
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 15:30:11.769
End
2024-11-02 16:26:32.607
Duration
0:56:20.839
Note, WebLog generation is not included in the time.

CASA logs for stage 8