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

Statwt Summary Plot

VLASS2.1.sb38726305.eb38809014.59142.09063322916_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 5.793 5.271/6.373 5.67 ± 0.926
ea03 1342 1342/1342 1342 ± 0.00002289 5.026 4.645/5.828 5.137 ± 0.7477
ea04 1342 1342/1342 1342 ± 0.00002908 5.39 5.052/6.133 5.362 ± 0.9255
ea05 1342 1342/1342 1342 ± 0.00001459 4.869 4.497/5.415 4.965 ± 0.6497
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00002331 5.784 5.292/6.254 5.66 ± 0.9246
ea08 1342 1342/1342 1342 ± 0.0000433 5.851 5.466/6.663 5.834 ± 1.005
ea09 1342 1342/1342 1342 ± 0.00004268 5.58 5.118/6.198 5.477 ± 0.8644
ea10 1342 1342/1342 1342 ± 0.00003357 5.787 5.177/6.614 5.691 ± 0.9859
ea11 1342 1342/1342 1342 ± 0.00004235 5.729 5.081/6.513 5.605 ± 0.9822
ea12 1342 1342/1342 1342 ± 0.00004181 5.53 5.275/6.474 5.623 ± 0.9546
ea13 1342 1342/1342 1342 ± 0.00002507 5.854 5.589/6.393 5.78 ± 0.8103
ea14 1342 1342/1342 1342 ± 0.0000231 5.586 5.126/6.493 5.64 ± 0.9129
ea15 1342 1342/1342 1342 ± 0.000004624 2.382 2.266/2.777 2.556 ± 0.4422
ea16 1342 1342/1342 1342 ± 0.00001881 5.797 5.443/6.807 5.909 ± 1.027
ea17 1342 1342/1342 1342 ± 0.00004118 6.089 5.634/6.792 6.048 ± 1.074
ea18 1342 1342/1342 1342 ± 0.0000435 4.781 4.613/5.355 4.799 ± 0.6654
ea19 1342 1342/1342 1342 ± 0.00002063 5.476 5.234/6.268 5.65 ± 0.832
ea20 1342 1342/1342 1342 ± 0.00004243 5.748 5.563/6.886 5.918 ± 1.03
ea21 1342 1342/1342 1342 ± 0.00001718 5.536 5.245/6.379 5.619 ± 0.8806
ea23 1342 1342/1342 1342 ± 0.00002061 5.829 5.394/6.693 5.834 ± 1.014
ea24 1342 1342/1342 1342 ± 0.00004382 5.544 5.248/6.33 5.517 ± 0.8708
ea25 1342 1342/1342 1342 ± 0.00004146 5.515 5.2/6.11 5.458 ± 0.8698
ea26 1342 1342/1342 1342 ± 0.00002951 5.717 5.464/6.465 5.78 ± 0.9418
ea27 1342 1342/1342 1342 ± 0.00004031 5.399 5.072/6.354 5.487 ± 0.8997
ea28 1342 1342/1342 1342 ± 0.00004173 5.304 5.075/6.105 5.383 ± 0.8417
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 ± 0.00002392 5.291 5.129/5.567 5.218 ± 0.6198
5 1342 1342/1342 1342 ± 0.00002479 5.317 5.073/5.475 5.194 ± 0.6448
6 1342 1342/1342 1342 ± 0.00002392 5.269 5.05/5.458 5.112 ± 0.6424
7 1342 1342/1342 1342 ± 0.00002392 5.26 5.154/5.481 5.161 ± 0.6524
8 1342 1342/1342 1342 ± 0.00002392 5.283 5.094/5.435 5.14 ± 0.6659
9 1342 1342/1342 1342 ± 0.00002392 5.55 5.268/5.788 5.388 ± 0.6969
10 1342 1342/1342 1342 ± 0.00002392 6.061 5.724/6.168 5.82 ± 0.77
11 1342 1342/1342 1342 ± 0.00002392 6.358 6.093/6.437 6.117 ± 0.7675
12 1342 1342/1342 1342 ± 0.00002392 6.498 6.248/6.674 6.336 ± 0.8093
13 1342 1342/1342 1342 ± 0.00002399 6.656 6.413/6.899 6.53 ± 0.7591
14 1342 1342/1342 1342 ± 0.00003039 6.427 6.003/6.797 6.322 ± 0.7481
15 1342 1342/1342 1342 ± 0.00002392 6.605 6.222/6.897 6.402 ± 0.928
16 1342 1342/1342 1342 ± 0.00005826 3.668 3.519/3.822 3.613 ± 0.4052
17 1342 1342/1342 1342 ± 0.00006049 3.887 3.694/4.068 3.843 ± 0.45
overwrite_modelcol
False
vis
VLASS2.1.sb38726305.eb38809014.59142.09063322916_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2025-01-11 10:13:36.830
End
2025-01-11 11:26:57.891
Duration
1:13:21.061
Note, WebLog generation is not included in the time.

CASA logs for stage 8