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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.136 4.991/5.869 5.277 ± 0.7501
ea02 1342 1342/1342 1342 ± 0.00004213 5.791 5.238/6.524 5.701 ± 0.9437
ea04 1342 1342/1342 1342 ± 0.00002805 5.291 4.827/5.874 5.12 ± 0.8992
ea05 1342 1342/1342 1342 ± 0.00001174 5.407 5.023/6.161 5.538 ± 0.7488
ea06 1342 1342/1342 1342 ± 0.00003426 4.999 4.745/5.601 4.959 ± 0.8102
ea07 1342 1342/1342 1342 ± 0.00004222 5.639 5.139/5.944 5.433 ± 0.7871
ea08 1342 1342/1342 1342 ± 0.00004199 5.957 5.408/6.749 5.934 ± 1.026
ea09 1342 1342/1342 1342 ± 0.00002793 5.56 5.052/6.247 5.518 ± 0.7688
ea10 1342 1342/1342 1342 ± 0.00004234 5.534 5.001/6.226 5.404 ± 0.8436
ea11 1342 1342/1342 1342 ± 0.00004267 5.631 4.993/6.232 5.439 ± 0.8744
ea12 1342 1342/1342 1342 ± 0.00003843 5.562 5.082/6.364 5.461 ± 0.9901
ea13 1342 1342/1342 1342 ± 0.00002062 5.828 5.487/6.261 5.818 ± 0.7114
ea14 1342 1342/1342 1342 ± 0.00001554 5.502 5.115/6.417 5.609 ± 0.8595
ea15 1342 1342/1342 1342 ± 0.00002369 5.234 5.022/6.131 5.329 ± 1.031
ea16 1342 1342/1342 1342 ± 0.00001849 5.558 5.212/6.419 5.575 ± 0.8316
ea17 1342 1342/1342 1342 ± 0.00004452 5.832 5.3/6.565 5.761 ± 0.9557
ea18 1342 1342/1342 1342 ± 0.00004334 4.887 4.466/5.338 4.823 ± 0.6772
ea19 1342 1342/1342 1342 ± 0.000002269 5.578 5.336/6.378 5.753 ± 0.7489
ea20 1342 1342/1342 1342 ± 0.00004254 5.769 5.489/6.585 5.774 ± 1.003
ea21 1342 1342/1342 1342 ± 0.00001538 5.387 5.178/6.106 5.453 ± 0.7585
ea22 1342 1342/1342 1342 ± 0.0000339 5.359 5.034/6.454 5.604 ± 0.8841
ea23 1342 1342/1342 1342 ± 0.00003386 5.698 5.154/6.324 5.577 ± 0.9146
ea25 1342 1342/1342 1342 ± 0.00004292 5.368 5.021/6.056 5.371 ± 0.8165
ea27 1342 1342/1342 1342 ± 0.00004307 5.349 4.943/6.266 5.391 ± 0.8465
ea28 1342 1342/1342 1342 ± 0.00004268 5.544 5.206/6.461 5.615 ± 0.9412
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 ± 0.00002401 5.341 5.149/5.585 5.36 ± 0.2597
5 1342 1342/1342 1342 ± 0.00002473 5.134 4.899/5.299 5.129 ± 0.3117
6 1342 1342/1342 1342 ± 0.00002401 5.148 5.032/5.29 5.143 ± 0.2543
7 1342 1342/1342 1342 ± 0.00002401 5.141 5.018/5.28 5.151 ± 0.2127
8 1342 1342/1342 1342 ± 0.00002401 5.189 4.961/5.337 5.149 ± 0.2466
9 1342 1342/1342 1342 ± 0.00002401 5.452 5.34/5.65 5.455 ± 0.2917
10 1342 1342/1342 1342 ± 0.00002401 5.902 5.792/5.993 5.86 ± 0.2938
11 1342 1342/1342 1342 ± 0.00002401 6.22 6.065/6.305 6.146 ± 0.302
12 1342 1342/1342 1342 ± 0.00002401 6.376 6.162/6.465 6.327 ± 0.3091
13 1342 1342/1342 1342 ± 0.00002401 6.696 6.302/6.793 6.548 ± 0.3596
14 1342 1342/1342 1342 ± 0.00002582 6.433 5.993/6.702 6.362 ± 0.482
15 1342 1342/1342 1342 ± 0.00002568 6.488 6.166/6.742 6.429 ± 0.4278
16 1342 1342/1342 1342 ± 0.00005676 3.723 3.53/3.974 3.747 ± 0.3678
17 1342 1342/1342 1342 ± 0.00005936 3.951 3.742/4.246 4.001 ± 0.4024
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
Start time
2024-11-06 16:43:14.575
End
2024-11-06 17:28:47.885
Duration
0:45:33.310
Note, WebLog generation is not included in the time.

CASA logs for stage 8