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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.351 5.225/6.044 5.555 ± 0.7316
ea02 1342 1342/1342 1342 ± 0.00003948 5.814 5.232/6.57 5.915 ± 0.8528
ea04 1342 1342/1342 1342 ± 0.00002397 5.153 4.921/5.84 5.324 ± 0.6469
ea05 1342 1342/1342 1342 ± 0.000001367 5.344 5.019/6.226 5.632 ± 0.7075
ea06 1342 1342/1342 1342 ± 0.000006821 4.735 4.601/5.267 4.925 ± 0.477
ea07 1342 1342/1342 1342 ± 0.00003944 5.851 5.398/6.25 5.832 ± 0.8446
ea08 1342 1342/1342 1342 ± 0.00002484 6.528 5.529/6.895 6.199 ± 0.768
ea10 1342 1342/1342 1342 ± 0.00003973 5.632 5.162/6.552 5.784 ± 0.8881
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002284 5.438 5.299/6.415 5.721 ± 0.8642
ea13 1342 1342/1342 1342 ± 0.00001359 5.748 5.515/6.262 5.906 ± 0.665
ea14 1342 1342/1342 1342 ± 0.00002389 5.467 5.113/6.314 5.658 ± 0.8202
ea15 1342 1342/1342 1342 ± 0.00002217 5.087 4.971/6.031 5.476 ± 0.757
ea16 1342 1342/1342 1342 ± 0.00001369 5.92 5.475/6.73 6.025 ± 0.907
ea17 1342 1342/1342 1342 ± 0.00003948 5.742 5.318/6.801 5.917 ± 0.8934
ea18 1342 1342/1342 1342 ± 0.00003282 4.858 4.747/5.615 5.127 ± 0.535
ea19 1342 1342/1342 1342 ± 0 5.678 5.498/6.582 6.002 ± 0.7362
ea20 1342 1342/1342 1342 ± 0.00002732 5.713 5.574/6.799 5.991 ± 0.8992
ea21 1342 1342/1342 1342 ± 0.00001401 5.552 5.26/6.194 5.709 ± 0.7155
ea22 1342 1342/1342 1342 ± 0.0000381 5.477 5.047/6.483 5.784 ± 0.7651
ea23 1342 1342/1342 1342 ± 0.00003947 5.757 5.421/6.513 5.884 ± 0.9112
ea25 1342 1342/1342 1342 ± 0.00003964 5.336 4.887/6.15 5.525 ± 0.8128
ea26 1342 1342/1342 1342 ± 0.00002597 5.72 5.665/6.778 6.159 ± 0.7792
ea27 1342 1342/1342 1342 ± 0.00003971 5.467 5.06/6.353 5.662 ± 0.7809
ea28 1342 1342/1342 1342 ± 0.0000337 5.971 5.381/6.525 5.932 ± 0.7682
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 ± 0.00002453 5.261 4.992/5.532 5.236 ± 0.2882
6 1342 1342/1342 1342 ± 0.00002453 5.357 5.107/5.516 5.311 ± 0.3054
7 1342 1342/1342 1342 ± 0.00002453 5.315 5.208/5.517 5.304 ± 0.2706
8 1342 1342/1342 1342 ± 0.00002453 5.306 5.041/5.462 5.234 ± 0.2914
9 1342 1342/1342 1342 ± 0.00002453 5.517 5.323/5.711 5.463 ± 0.3232
10 1342 1342/1342 1342 ± 0.00002453 5.979 5.866/6.143 5.944 ± 0.3347
11 1342 1342/1342 1342 ± 0.00002453 6.25 6.077/6.399 6.18 ± 0.3504
12 1342 1342/1342 1342 ± 0.00002453 6.394 6.179/6.58 6.338 ± 0.3735
13 1342 1342/1342 1342 ± 0.00002453 6.756 6.644/7.007 6.739 ± 0.395
14 1342 1342/1342 1342 ± 0.00002453 7.071 6.765/7.213 6.938 ± 0.4351
15 1342 1342/1342 1342 ± 0.00002492 6.544 6.294/6.791 6.469 ± 0.4553
16 1342 1342/1342 1342 ± 0.00006098 4.358 4.185/4.64 4.408 ± 0.2724
17 1342 1342/1342 1342 ± 0.00006102 4.407 4.168/4.664 4.425 ± 0.2916
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-12-21 04:46:15.933
End
2024-12-21 05:31:27.695
Duration
0:45:11.761
Note, WebLog generation is not included in the time.

CASA logs for stage 8