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

Statwt Summary Plot

VLASS2.1.sb38611939.eb38656872.59108.99831386574_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 5.822 5.33/6.112 5.721 ± 0.6056
ea02 1342 1342/1342 1342 ± 0.00002955 5.63 5.372/6.409 5.869 ± 0.7291
ea04 1342 1342/1342 1342 ± 0 5.431 5.14/6.083 5.632 ± 0.5445
ea05 1342 1342/1342 1342 ± 0 5.881 5.395/6.321 5.903 ± 0.6021
ea06 1342 1342/1342 1342 ± 0 4.837 4.682/5.226 4.942 ± 0.349
ea07 1342 1342/1342 1342 ± 0 5.956 5.401/6.198 5.95 ± 0.5775
ea08 1342 1342/1342 1342 ± 0 5.922 5.63/6.749 6.208 ± 0.7321
ea09 1342 1342/1342 1342 ± 0 5.692 5.212/6.285 5.765 ± 0.6513
ea10 1342 1342/1342 1342 ± 0.000005031 5.989 5.315/6.598 5.943 ± 0.739
ea11 1342 1342/1342 1342 ± 0 6.032 5.2/6.428 5.895 ± 0.7133
ea12 1342 1342/1342 1342 ± 0 5.747 5.343/6.425 5.949 ± 0.6665
ea13 1342 1342/1342 1342 ± 0 6.071 5.816/6.414 6.192 ± 0.5047
ea14 1342 1342/1342 1342 ± 0 5.804 5.33/6.438 5.921 ± 0.6848
ea15 1342 1342/1342 1342 ± 0 5.692 5.339/6.384 5.892 ± 0.666
ea16 1342 1342/1342 1342 ± 0 6.085 5.674/6.757 6.257 ± 0.7153
ea17 1342 1342/1342 1342 ± 0.00001358 6.002 5.464/6.885 6.075 ± 0.6897
ea18 1342 1342/1342 1342 ± 0 4.981 4.688/5.5 5.088 ± 0.5379
ea19 1342 1342/1342 1342 ± 0 6.003 5.597/6.73 6.196 ± 0.6549
ea20 1342 1342/1342 1342 ± 0 6.044 5.66/6.714 6.221 ± 0.6591
ea21 1342 1342/1342 1342 ± 0 5.751 5.397/6.281 5.888 ± 0.563
ea22 1342 1342/1342 1342 ± 0 5.517 5.266/6.305 5.734 ± 0.665
ea23 1342 1342/1342 1342 ± 0 5.993 5.473/6.46 6.089 ± 0.6835
ea25 1342 1342/1342 1342 ± 0.000001518 5.599 5.294/6.099 5.731 ± 0.5629
ea26 1342 1342/1342 1342 ± 0 5.935 5.656/6.698 6.173 ± 0.6923
ea27 1342 1342/1342 1342 ± 0.00001121 5.606 5.25/6.355 5.757 ± 0.6162
ea28 1342 1342/1342 1342 ± 0.00002317 5.702 5.468/6.466 5.957 ± 0.6974
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 ± 0.00002351 5.375 5.265/5.651 5.412 ± 0.2696
3 1342 1342/1342 1342 ± 0.000026 5.127 4.735/5.42 5.099 ± 0.4142
4 1342 1342/1342 1342 ± 0.00002493 5.286 5.091/5.458 5.231 ± 0.3264
5 1342 1342/1342 1342 ± 0.00002351 5.351 5.092/5.496 5.334 ± 0.317
6 1342 1342/1342 1342 ± 0.00002351 5.374 5.199/5.524 5.359 ± 0.2996
7 1342 1342/1342 1342 ± 0.00002351 5.354 5.253/5.573 5.378 ± 0.2679
8 1342 1342/1342 1342 ± 0.00002351 5.398 5.192/5.532 5.331 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002351 5.67 5.453/5.856 5.602 ± 0.3341
10 1342 1342/1342 1342 ± 0.00002351 6.098 5.907/6.202 6.027 ± 0.3303
11 1342 1342/1342 1342 ± 0.00002351 6.335 6.113/6.418 6.243 ± 0.3507
12 1342 1342/1342 1342 ± 0.00002396 6.434 6.249/6.674 6.407 ± 0.3768
13 1342 1342/1342 1342 ± 0.00002351 6.899 6.79/7.183 6.864 ± 0.4013
14 1342 1342/1342 1342 ± 0.00002351 7.149 6.923/7.311 7.06 ± 0.439
15 1342 1342/1342 1342 ± 0.00002351 6.816 6.588/6.976 6.705 ± 0.438
16 1342 1342/1342 1342 ± 0.00002615 6.07 5.73/6.355 6.03 ± 0.4139
17 1342 1342/1342 1342 ± 0.00002821 6.044 5.714/6.337 6.027 ± 0.4114
vis
VLASS2.1.sb38611939.eb38656872.59108.99831386574_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-28 03:20:50.719
End
2025-01-28 03:49:19.222
Duration
0:28:28.503
Note, WebLog generation is not included in the time.

CASA logs for stage 8