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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.752 5.336/6.475 5.613 ± 1.155
ea03 1342 1342/1342 1342 ± 0.00003172 4.973 4.736/6.099 5.186 ± 0.9096
ea04 1342 1342/1342 1342 ± 0.00002363 5.351 5.132/6.194 5.386 ± 0.9687
ea05 1342 1342/1342 1342 ± 0.000003768 5.353 5.003/6.025 5.381 ± 0.813
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00003444 5.712 5.475/6.308 5.583 ± 1.091
ea08 1342 1342/1342 1342 ± 0.00004337 5.761 5.392/6.592 5.664 ± 1.161
ea09 1342 1342/1342 1342 ± 0.00004265 5.55 5.224/6.314 5.484 ± 1.063
ea10 1342 1342/1342 1342 ± 0.00004218 5.418 5.236/6.463 5.518 ± 1.175
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003061 5.513 5.294/6.562 5.57 ± 1.121
ea13 1342 1342/1342 1342 ± 0.00002919 5.739 5.471/6.263 5.631 ± 0.9954
ea14 1342 1342/1342 1342 ± 0.00002941 5.475 5.155/6.405 5.456 ± 1.013
ea15 1342 1342/1342 1342 ± 0 1.951 1.916/2.138 2.059 ± 0.2323
ea17 1342 1342/1342 1342 ± 0.00004199 6.096 5.6/6.839 5.939 ± 1.229
ea18 1342 1342/1342 1342 ± 0.00003707 4.761 4.49/5.306 4.774 ± 0.7021
ea19 1342 1342/1342 1342 ± 0.00001597 5.494 5.259/6.311 5.581 ± 0.8664
ea20 1342 1342/1342 1342 ± 0.00003951 5.854 5.679/6.804 5.957 ± 1.152
ea21 1342 1342/1342 1342 ± 0.00001244 5.603 5.254/6.383 5.541 ± 0.9598
ea23 1342 1342/1342 1342 ± 0.00002428 5.525 4.899/5.644 5.105 ± 0.9475
ea24 1342 1342/1342 1342 ± 0.00004345 5.594 5.301/6.485 5.519 ± 1.092
ea25 1342 1342/1342 1342 ± 0.00004102 5.394 5.131/6.176 5.405 ± 1.031
ea26 1342 1342/1342 1342 ± 0.00003971 5.792 5.603/6.807 5.856 ± 1.171
ea27 1342 1342/1342 1342 ± 0.00004236 5.421 5.145/6.324 5.396 ± 1.074
ea28 1342 1342/1342 1342 ± 0.00004238 5.336 5.145/6.185 5.335 ± 1.036
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 ± 0.00002494 5.349 5.209/5.575 5.207 ± 0.73
5 1342 1342/1342 1342 ± 0.00002494 5.409 5.17/5.555 5.183 ± 0.7767
6 1342 1342/1342 1342 ± 0.00002494 5.321 5.11/5.522 5.138 ± 0.74
7 1342 1342/1342 1342 ± 0.00002494 5.335 5.259/5.498 5.221 ± 0.7504
8 1342 1342/1342 1342 ± 0.00002494 5.273 5.147/5.409 5.187 ± 0.7639
9 1342 1342/1342 1342 ± 0.00002494 5.568 5.257/5.834 5.385 ± 0.8046
10 1342 1342/1342 1342 ± 0.00002491 5.99 5.756/6.242 5.787 ± 0.9234
11 1342 1342/1342 1342 ± 0.00002491 6.309 6.058/6.577 6.125 ± 0.9111
12 1342 1342/1342 1342 ± 0.00002491 6.513 6.269/6.675 6.326 ± 0.9665
13 1342 1342/1342 1342 ± 0.00002491 6.538 6.421/6.737 6.366 ± 0.9127
14 1342 1342/1342 1342 ± 0.00002809 5.959 5.562/6.343 5.845 ± 0.8557
15 1342 1342/1342 1342 ± 0.00002491 6.662 6.222/7.057 6.467 ± 1.054
16 1342 1342/1342 1342 ± 0.00005705 3.218 3.009/3.457 3.207 ± 0.4118
17 1342 1342/1342 1342 ± 0.00005965 3.284 3.096/3.476 3.258 ± 0.3859
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-01-11 13:20:41.000
End
2025-01-11 14:33:47.254
Duration
1:13:05.254
Note, WebLog generation is not included in the time.

CASA logs for stage 8