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 5.667 5.379/6.423 5.708 ± 0.8792
ea03 1342 1342/1342 1342 ± 0.00001707 4.899 4.711/5.864 5.176 ± 0.7024
ea04 1342 1342/1342 1342 ± 0 5.34 5.077/6.124 5.439 ± 0.9039
ea05 1342 1342/1342 1342 ± 0 5.257 4.832/6.033 5.453 ± 0.7707
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00001493 5.863 5.433/6.446 5.774 ± 0.8683
ea08 1342 1342/1342 1342 ± 0.00004391 5.602 5.341/6.611 5.749 ± 0.9244
ea09 1342 1342/1342 1342 ± 0.00004146 5.518 5.159/6.309 5.552 ± 0.8006
ea10 1342 1342/1342 1342 ± 0.00003542 5.369 5.025/6.706 5.624 ± 1.037
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000006798 6.518 5.964/6.929 5.9 ± 1.338
ea13 1342 1342/1342 1342 ± 0.00001792 5.685 5.412/6.25 5.651 ± 0.6976
ea14 1342 1342/1342 1342 ± 0.00001558 5.472 5.068/6.415 5.619 ± 0.8898
ea15 1342 1342/1342 1342 ± 0 2.662 1.993/3.017 2.611 ± 0.6083
ea17 1342 1342/1342 1342 ± 0.0000432 6.115 5.584/6.854 6.077 ± 1.077
ea18 1342 1342/1342 1342 ± 0.0000359 4.783 4.634/5.576 5.005 ± 0.5867
ea19 1342 1342/1342 1342 ± 0.000009484 5.231 5.104/6.327 5.639 ± 0.8293
ea20 1342 1342/1342 1342 ± 0.00003889 5.88 5.571/7.1 6.088 ± 1.038
ea21 1342 1342/1342 1342 ± 0.000004287 5.532 5.15/6.492 5.705 ± 0.8654
ea23 1342 1342/1342 1342 ± 0.00001041 5.379 5.061/5.541 5.13 ± 0.7277
ea24 1342 1342/1342 1342 ± 0.00004366 5.462 5.26/6.196 5.6 ± 0.7699
ea25 1342 1342/1342 1342 ± 0.00004515 5.318 4.954/6.263 5.452 ± 0.944
ea26 1342 1342/1342 1342 ± 0.00002155 5.664 5.504/6.613 5.819 ± 0.8895
ea27 1342 1342/1342 1342 ± 0.0000394 5.447 5.15/6.397 5.53 ± 0.8641
ea28 1342 1342/1342 1342 ± 0.00004433 5.282 5.092/6.23 5.434 ± 0.818
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 ± 0.00002548 5.299 5.136/5.513 5.157 ± 0.7423
5 1342 1342/1342 1342 ± 0.0000338 5.128 4.887/5.329 5.149 ± 0.2433
6 1342 1342/1342 1342 ± 0.00002548 5.203 5.077/5.506 5.096 ± 0.7615
7 1342 1342/1342 1342 ± 0.00002548 5.353 5.134/5.431 5.146 ± 0.752
8 1342 1342/1342 1342 ± 0.00002548 5.209 5.061/5.382 5.102 ± 0.759
9 1342 1342/1342 1342 ± 0.0000288 5.555 5.2/5.686 5.477 ± 0.3641
10 1342 1342/1342 1342 ± 0.00002495 5.995 5.737/6.275 5.835 ± 0.7984
11 1342 1342/1342 1342 ± 0.00002495 6.315 6.065/6.552 6.166 ± 0.7729
12 1342 1342/1342 1342 ± 0.00002495 6.515 6.262/6.704 6.366 ± 0.8198
13 1342 1342/1342 1342 ± 0.00002495 6.63 6.267/6.859 6.474 ± 0.7487
14 1342 1342/1342 1342 ± 0.00002824 6.118 5.798/6.73 6.171 ± 0.7518
15 1342 1342/1342 1342 ± 0.00002495 6.476 6.09/6.859 6.341 ± 0.8717
16 1342 1342/1342 1342 ± 0.00006094 3.933 3.761/4.1 3.881 ± 0.4464
17 1342 1342/1342 1342 ± 0.00005989 4.097 3.924/4.266 4.026 ± 0.4098
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
overwrite_modelcol
False
Start time
2025-01-11 06:07:39.119
End
2025-01-11 06:57:52.897
Duration
0:50:13.778
Note, WebLog generation is not included in the time.

CASA logs for stage 8