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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.437 5.256/6.294 5.632 ± 0.7913
ea02 1342 1342/1342 1342 ± 0.00004404 5.834 5.23/6.72 5.903 ± 0.9268
ea04 1342 1342/1342 1342 ± 0.0000172 5.546 4.988/6.132 5.486 ± 0.7865
ea05 1342 1342/1342 1342 ± 0.00001922 5.507 4.947/6.193 5.607 ± 0.7717
ea06 1342 1342/1342 1342 ± 0.00002478 4.827 4.437/5.284 4.849 ± 0.5474
ea07 1342 1342/1342 1342 ± 0.00004174 5.947 5.334/6.446 5.912 ± 0.935
ea08 1342 1342/1342 1342 ± 0.0000434 5.75 5.477/6.869 6.102 ± 1.048
ea09 1342 1342/1342 1342 ± 0.00002867 5.71 5.016/6.513 5.704 ± 0.8441
ea10 1342 1342/1342 1342 ± 0.00003292 5.771 5.347/6.876 6.025 ± 0.894
ea11 1342 1342/1342 1342 ± 0.00004091 5.471 5.15/6.629 5.79 ± 0.9872
ea12 1342 1342/1342 1342 ± 0.00003498 5.861 5.259/6.663 5.854 ± 0.9876
ea13 1342 1342/1342 1342 ± 0.00001551 5.768 5.357/6.357 5.902 ± 0.7622
ea14 1342 1342/1342 1342 ± 0.00003617 5.574 5.206/6.557 5.776 ± 0.9123
ea15 1342 1342/1342 1342 ± 0.00001585 5.22 5.021/6.273 5.571 ± 0.8947
ea16 1342 1342/1342 1342 ± 0.00002846 5.935 5.462/6.911 6.059 ± 0.9977
ea17 1342 1342/1342 1342 ± 0.00004309 5.8 5.611/7.17 6.049 ± 1.035
ea18 1342 1342/1342 1342 ± 0.00004102 5.053 4.721/5.78 5.128 ± 0.7115
ea19 1342 1342/1342 1342 ± 0.00001337 5.814 5.423/6.715 6 ± 0.8719
ea20 1342 1342/1342 1342 ± 0.00004014 5.825 5.522/7.016 6.099 ± 1.028
ea21 1342 1342/1342 1342 ± 0.00003085 5.495 5.262/6.417 5.685 ± 0.8461
ea22 1342 1342/1342 1342 ± 0.00003799 5.286 5.013/6.465 5.622 ± 0.8347
ea23 1342 1342/1342 1342 ± 0.0000426 5.773 5.447/6.74 5.941 ± 1.014
ea25 1342 1342/1342 1342 ± 0.00004237 5.513 5.204/6.436 5.635 ± 0.9029
ea26 1342 1342/1342 1342 ± 0.00002824 5.778 5.635/6.849 6.055 ± 0.9117
ea27 1342 1342/1342 1342 ± 0.00004249 5.55 5.155/6.725 5.739 ± 0.9268
ea28 1342 1342/1342 1342 ± 0.00004269 5.74 5.334/6.687 5.863 ± 0.9693
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 5.537 5.286/5.751 5.488 ± 0.2896
5 1342 1342/1342 1342 ± 0.00002676 5.615 5.342/5.76 5.534 ± 0.3699
6 1342 1342/1342 1342 ± 0.00002351 5.258 5.015/5.391 5.187 ± 0.2726
7 1342 1342/1342 1342 ± 0.00002351 5.295 5.149/5.446 5.267 ± 0.2676
8 1342 1342/1342 1342 ± 0.00002351 5.266 5.134/5.465 5.253 ± 0.298
9 1342 1342/1342 1342 ± 0.00002351 5.499 5.27/5.759 5.456 ± 0.3534
10 1342 1342/1342 1342 ± 0.00002351 6.13 5.88/6.216 6.032 ± 0.3326
11 1342 1342/1342 1342 ± 0.00002351 6.392 6.226/6.559 6.333 ± 0.3512
12 1342 1342/1342 1342 ± 0.00002351 6.618 6.418/6.741 6.557 ± 0.3849
13 1342 1342/1342 1342 ± 0.00002351 6.998 6.873/7.311 6.998 ± 0.4102
14 1342 1342/1342 1342 ± 0.00002351 7.278 6.979/7.483 7.162 ± 0.4717
15 1342 1342/1342 1342 ± 0.00002386 6.795 6.504/7.039 6.708 ± 0.4749
16 1342 1342/1342 1342 ± 0.00005652 4.275 4.131/4.441 4.281 ± 0.2116
17 1342 1342/1342 1342 ± 0.00005867 4.311 4.158/4.529 4.337 ± 0.2425
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
Start time
2024-11-26 14:41:43.282
End
2024-11-26 15:50:11.693
Duration
1:08:28.410
Note, WebLog generation is not included in the time.

CASA logs for stage 8