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 5.088 4.92/5.843 5.251 ± 0.7329
ea02 1342 1342/1342 1342 ± 0.00003996 5.728 5.154/6.473 5.657 ± 0.9463
ea04 1342 1342/1342 1342 ± 0.00002348 5.076 4.731/5.766 5.043 ± 0.8187
ea05 1342 1342/1342 1342 ± 0.00002119 5.273 4.919/6.014 5.459 ± 0.6753
ea06 1342 1342/1342 1342 ± 0.00003252 4.937 4.79/5.629 4.967 ± 0.7867
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.00003641 5.886 5.419/6.686 5.945 ± 0.9554
ea09 1342 1342/1342 1342 ± 0.00003125 5.399 4.988/6.213 5.426 ± 0.78
ea10 1342 1342/1342 1342 ± 0.00003947 5.463 4.898/6.134 5.352 ± 0.8094
ea11 1342 1342/1342 1342 ± 0.00003871 5.613 5.002/6.237 5.489 ± 0.8629
ea12 1342 1342/1342 1342 ± 0.00003752 5.336 5.021/6.304 5.427 ± 0.9505
ea13 1342 1342/1342 1342 ± 0.00002744 5.626 5.379/6.112 5.651 ± 0.736
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0.00001834 5.119 4.957/6.068 5.294 ± 0.988
ea16 1342 1342/1342 1342 ± 0.00002566 5.465 5.098/6.324 5.546 ± 0.8074
ea17 1342 1342/1342 1342 ± 0.00004068 5.745 5.275/6.551 5.773 ± 0.8975
ea18 1342 1342/1342 1342 ± 0.00004076 4.709 4.45/5.279 4.738 ± 0.657
ea19 1342 1342/1342 1342 ± 0.00001546 5.477 5.261/6.272 5.721 ± 0.7092
ea20 1342 1342/1342 1342 ± 0.00004198 5.657 5.43/6.61 5.723 ± 1.005
ea21 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea22 1342 1342/1342 1342 ± 0.00004261 5.342 5.025/6.469 5.563 ± 0.918
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0.00003945 5.397 4.983/6.018 5.35 ± 0.8027
ea27 1342 1342/1342 1342 ± 0.00003839 5.269 4.89/6.18 5.378 ± 0.7881
ea28 1342 1342/1342 1342 ± 0.00004217 5.402 5.153/6.407 5.55 ± 0.9838
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 ± 0.00002626 5.15 5.004/5.417 5.185 ± 0.268
5 1342 1342/1342 1342 ± 0.00002626 4.983 4.879/5.318 5.064 ± 0.3582
6 1342 1342/1342 1342 ± 0.00002626 5.117 4.987/5.277 5.119 ± 0.2642
7 1342 1342/1342 1342 ± 0.00002626 5.076 4.987/5.212 5.099 ± 0.2194
8 1342 1342/1342 1342 ± 0.00002626 5.042 4.898/5.196 5.062 ± 0.2593
9 1342 1342/1342 1342 ± 0.00002626 5.395 5.24/5.519 5.351 ± 0.3011
10 1342 1342/1342 1342 ± 0.00002626 5.774 5.632/5.974 5.775 ± 0.3097
11 1342 1342/1342 1342 ± 0.00002626 6.109 5.977/6.242 6.072 ± 0.3126
12 1342 1342/1342 1342 ± 0.00002626 6.285 6.104/6.469 6.258 ± 0.3289
13 1342 1342/1342 1342 ± 0.00002626 6.602 6.169/6.723 6.456 ± 0.3716
14 1342 1342/1342 1342 ± 0.00002757 6.505 5.967/6.765 6.366 ± 0.48
15 1342 1342/1342 1342 ± 0.00002911 6.425 6.214/6.719 6.401 ± 0.4143
16 1342 1342/1342 1342 ± 0.00005464 3.633 3.44/3.988 3.724 ± 0.3827
17 1342 1342/1342 1342 ± 0.00005736 3.834 3.579/4.224 3.933 ± 0.501
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-02-06 20:44:36.286
End
2025-02-06 20:54:30.323
Duration
0:09:54.037
Note, WebLog generation is not included in the time.

CASA logs for stage 8