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 5.911 5.357/6.702 5.821 ± 1.103
ea03 1342 1342/1342 1342 ± 0.00003572 5.086 4.722/6.184 5.276 ± 0.9259
ea04 1342 1342/1342 1342 ± 0.00003505 5.438 5.143/6.06 5.375 ± 0.8491
ea05 1342 1342/1342 1342 ± 0.00001038 5.376 5.031/6.314 5.487 ± 0.8576
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.0000361 5.976 5.482/6.414 5.753 ± 1.044
ea08 1342 1342/1342 1342 ± 0.00003879 5.766 5.403/6.704 5.853 ± 1.096
ea09 1342 1342/1342 1342 ± 0.0000402 5.591 5.221/6.621 5.621 ± 1.051
ea10 1342 1342/1342 1342 ± 0.00003859 5.819 5.239/6.552 5.668 ± 1.069
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003804 5.516 5.324/6.275 5.582 ± 1.039
ea13 1342 1342/1342 1342 ± 0.00003366 5.763 5.501/6.231 5.744 ± 0.9652
ea14 1342 1342/1342 1342 ± 0.00003428 5.572 5.176/6.48 5.579 ± 1.051
ea15 1342 1342/1342 1342 ± 0.000009286 1.887 1.844/2.124 1.971 ± 0.1902
ea17 1342 1342/1342 1342 ± 0.00003902 6.143 5.656/6.82 6.07 ± 1.147
ea18 1342 1342/1342 1342 ± 0.00003938 4.776 4.489/5.314 4.784 ± 0.721
ea19 1342 1342/1342 1342 ± 0.00002258 5.51 5.275/6.566 5.667 ± 0.9217
ea20 1342 1342/1342 1342 ± 0.00004002 5.91 5.742/6.781 5.934 ± 1.128
ea21 1342 1342/1342 1342 ± 0.00001836 5.711 5.288/6.499 5.677 ± 0.9961
ea23 1342 1342/1342 1342 ± 0.00003222 5.533 5.333/5.707 5.234 ± 0.8809
ea24 1342 1342/1342 1342 ± 0.00003891 5.662 5.378/6.583 5.701 ± 1.044
ea25 1342 1342/1342 1342 ± 0.00003766 5.604 5.18/6.166 5.53 ± 0.933
ea26 1342 1342/1342 1342 ± 0.00004119 5.9 5.59/6.965 5.984 ± 1.154
ea27 1342 1342/1342 1342 ± 0.00003836 5.461 5.151/6.454 5.527 ± 0.9754
ea28 1342 1342/1342 1342 ± 0.00003799 5.412 5.166/6.159 5.474 ± 0.9415
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 ± 0.00002505 5.407 5.255/5.594 5.235 ± 0.7351
5 1342 1342/1342 1342 ± 0.00002505 5.397 5.181/5.612 5.218 ± 0.7974
6 1342 1342/1342 1342 ± 0.00002505 5.329 5.089/5.489 5.14 ± 0.7541
7 1342 1342/1342 1342 ± 0.00002505 5.341 5.288/5.492 5.225 ± 0.7615
8 1342 1342/1342 1342 ± 0.00002505 5.281 5.15/5.454 5.196 ± 0.7739
9 1342 1342/1342 1342 ± 0.00002505 5.579 5.331/5.904 5.429 ± 0.8232
10 1342 1342/1342 1342 ± 0.00002505 5.955 5.762/6.228 5.778 ± 0.9284
11 1342 1342/1342 1342 ± 0.00002505 6.291 6.059/6.568 6.116 ± 0.9178
12 1342 1342/1342 1342 ± 0.00002505 6.5 6.236/6.702 6.316 ± 0.9684
13 1342 1342/1342 1342 ± 0.00002505 6.692 6.453/6.863 6.46 ± 0.9562
14 1342 1342/1342 1342 ± 0.00002562 6.424 5.954/6.694 6.189 ± 0.9957
15 1342 1342/1342 1342 ± 0.00002505 6.889 6.395/7.244 6.64 ± 1.085
16 1342 1342/1342 1342 ± 0.00005264 3.395 3.154/3.648 3.352 ± 0.5006
17 1342 1342/1342 1342 ± 0.00005566 3.406 3.201/3.637 3.367 ± 0.452
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
Start time
2025-01-11 06:12:55.448
End
2025-01-11 06:51:41.432
Duration
0:38:45.984
Note, WebLog generation is not included in the time.

CASA logs for stage 8