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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.328 5.215/6.101 5.439 ± 0.915
ea02 1342 1342/1342 1342 ± 0.00004244 5.832 5.33/6.643 5.85 ± 1.061
ea05 1342 1342/1342 1342 ± 0.0000274 5.474 5.073/6.194 5.462 ± 0.9049
ea06 1342 1342/1342 1342 ± 0.00000137 4.87 4.767/5.413 4.854 ± 0.774
ea07 1342 1342/1342 1342 ± 0.00003931 5.792 5.388/6.027 5.462 ± 0.9647
ea08 1342 1342/1342 1342 ± 0.00003814 6.091 5.659/6.922 6.105 ± 1.15
ea09 1342 1342/1342 1342 ± 0.00002252 3.69 3.364/5.646 4.437 ± 1.137
ea10 1342 1342/1342 1342 ± 0.00003698 5.445 5.084/6.357 5.505 ± 0.9544
ea11 1342 1342/1342 1342 ± 0 5.777 5.498/6.575 6.013 ± 0.5888
ea12 1342 1342/1342 1342 ± 0.000003355 5.651 5.305/6.515 5.635 ± 1.148
ea13 1342 1342/1342 1342 ± 0.00002523 5.84 5.643/6.352 5.784 ± 0.9438
ea14 1342 1342/1342 1342 ± 0.00003089 6.284 5.404/6.621 5.74 ± 1.228
ea15 1342 1342/1342 1342 ± 0.000002001 5.336 5.163/6.195 5.446 ± 0.9985
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00003974 5.998 5.454/6.874 5.884 ± 1.171
ea18 1342 1342/1342 1342 ± 0.00002551 4.994 4.837/5.782 4.968 ± 0.9075
ea19 1342 1342/1342 1342 ± 0.00002525 5.767 5.497/6.421 5.697 ± 0.9118
ea20 1342 1342/1342 1342 ± 0.00001803 5.976 5.723/6.862 5.933 ± 1.268
ea21 1342 1342/1342 1342 ± 0.00002944 5.543 5.324/6.244 5.446 ± 0.9583
ea22 1342 1342/1342 1342 ± 0.0000381 5.418 5.037/6.497 5.536 ± 1.067
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.367 5.351/5.483 5.373 ± 0.1371
ea26 1342 1342/1342 1342 ± 0.00003532 5.621 5.521/6.578 5.709 ± 0.9776
ea27 1342 1342/1342 1342 ± 0.0000439 5.515 5.363/6.46 5.614 ± 0.9958
ea28 1342 1342/1342 1342 ± 0.00003998 6.625 6.177/6.785 6.227 ± 1.19
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 ± 0.00002615 5.374 5.202/5.651 5.323 ± 0.4914
5 1342 1342/1342 1342 ± 0.0000276 5.496 5.289/5.601 5.377 ± 0.5612
6 1342 1342/1342 1342 ± 0.00002615 5.395 5.219/5.51 5.272 ± 0.5125
7 1342 1342/1342 1342 ± 0.00002615 5.326 5.11/5.52 5.245 ± 0.4979
8 1342 1342/1342 1342 ± 0.00002615 5.344 5.051/5.449 5.18 ± 0.513
9 1342 1342/1342 1342 ± 0.00002815 5.554 5.393/5.766 5.418 ± 0.6158
10 1342 1342/1342 1342 ± 0.00002557 6.057 5.817/6.17 5.986 ± 0.3618
11 1342 1342/1342 1342 ± 0.00002557 6.36 6.189/6.466 6.261 ± 0.3718
12 1342 1342/1342 1342 ± 0.00002557 6.514 6.205/6.63 6.429 ± 0.3736
13 1342 1342/1342 1342 ± 0.00002569 6.732 6.376/6.875 6.639 ± 0.3751
14 1342 1342/1342 1342 ± 0.00003553 6.403 5.954/6.868 6.428 ± 0.5414
15 1342 1342/1342 1342 ± 0.00002635 6.534 6.247/6.739 6.469 ± 0.5332
16 1342 1342/1342 1342 ± 0.00006059 3.37 3.162/3.583 3.351 ± 0.3006
17 1342 1342/1342 1342 ± 0.00006103 3.502 3.336/3.691 3.518 ± 0.2526
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
statwtmode
VLASS-SE
Start time
2024-06-11 23:18:26.274
End
2024-06-12 00:05:29.371
Duration
0:47:03.097
Note, WebLog generation is not included in the time.

CASA logs for stage 8