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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.279 4.986/5.729 5.429 ± 0.5458
ea02 1342 1342/1342 1342 ± 0 5.464 5.2/6.246 5.72 ± 0.6672
ea03 1342 1342/1342 1342 ± 0.00000539 4.974 4.496/5.714 5.122 ± 0.6352
ea04 1342 1342/1342 1342 ± 0 5.35 5.078/6 5.553 ± 0.56
ea05 1342 1342/1342 1342 ± 0 5.657 5.155/6.154 5.716 ± 0.6188
ea06 1342 1342/1342 1342 ± 0 4.939 4.66/5.346 5.023 ± 0.3825
ea07 1342 1342/1342 1342 ± 0 5.81 5.282/6.117 5.813 ± 0.6109
ea08 1342 1342/1342 1342 ± 0.000001907 5.516 5.35/6.458 5.876 ± 0.727
ea09 1342 1342/1342 1342 ± 0 5.321 4.986/6.123 5.526 ± 0.688
ea10 1342 1342/1342 1342 ± 0 5.727 5.128/6.43 5.763 ± 0.675
ea11 1342 1342/1342 1342 ± 0 6.195 5.832/6.493 6.133 ± 0.696
ea12 1342 1342/1342 1342 ± 0 5.583 5.2/6.198 5.734 ± 0.607
ea13 1342 1342/1342 1342 ± 0 5.713 5.47/6.215 5.873 ± 0.5549
ea14 1342 1342/1342 1342 ± 0 5.734 5.147/6.31 5.791 ± 0.6827
ea15 1342 1342/1342 1342 ± 0 5.515 5.027/6.19 5.668 ± 0.6909
ea16 1342 1342/1342 1342 ± 0 6.021 5.456/6.585 6.094 ± 0.7636
ea17 1342 1342/1342 1342 ± 0.000001909 6.024 5.556/6.667 6.168 ± 0.7323
ea18 1342 1342/1342 1342 ± 0 4.861 4.525/5.437 5.006 ± 0.5228
ea19 1342 1342/1342 1342 ± 0 5.641 5.223/6.249 5.804 ± 0.6219
ea21 1342 1342/1342 1342 ± 0 5.599 5.155/6.181 5.687 ± 0.6165
ea22 1342 1342/1342 1342 ± 0 5.242 5.037/6.146 5.525 ± 0.682
ea23 1342 1342/1342 1342 ± 0 5.906 5.334/6.366 5.948 ± 0.6949
ea25 1342 1342/1342 1342 ± 0 5.558 5.127/6.031 5.617 ± 0.5858
ea26 1342 1342/1342 1342 ± 0 5.704 5.269/6.471 5.867 ± 0.7661
ea27 1342 1342/1342 1342 ± 0.00001844 5.448 5.061/6.243 5.603 ± 0.6231
ea28 1342 1342/1342 1342 ± 0.00001327 5.217 5.003/5.955 5.432 ± 0.6125
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 5.139 4.985/5.266 5.105 ± 0.2325
3 1342 1342/1342 1342 ± 0.00002402 4.795 4.6/5.105 4.847 ± 0.29
4 1342 1342/1342 1342 ± 0.00002424 5 4.904/5.196 5.031 ± 0.3023
5 1342 1342/1342 1342 ± 0.00002395 5.138 4.904/5.236 5.099 ± 0.2899
6 1342 1342/1342 1342 ± 0.00002395 5.167 4.919/5.257 5.088 ± 0.2816
7 1342 1342/1342 1342 ± 0.00002395 5.151 5.071/5.261 5.161 ± 0.2476
8 1342 1342/1342 1342 ± 0.00002395 5.122 4.995/5.327 5.144 ± 0.2881
9 1342 1342/1342 1342 ± 0.00002395 5.439 5.226/5.729 5.434 ± 0.3264
10 1342 1342/1342 1342 ± 0.00002395 5.9 5.655/6.103 5.849 ± 0.313
11 1342 1342/1342 1342 ± 0.00002351 6.148 5.946/6.301 6.075 ± 0.309
12 1342 1342/1342 1342 ± 0.00002395 6.239 6.109/6.423 6.244 ± 0.3467
13 1342 1342/1342 1342 ± 0.00002395 6.692 6.503/6.807 6.648 ± 0.3817
14 1342 1342/1342 1342 ± 0.00002351 6.844 6.675/7.058 6.817 ± 0.4103
15 1342 1342/1342 1342 ± 0.00002395 6.509 6.312/6.722 6.468 ± 0.4107
16 1342 1342/1342 1342 ± 0.0000275 5.779 5.412/6.067 5.763 ± 0.4107
17 1342 1342/1342 1342 ± 0.00002588 5.769 5.405/6.025 5.731 ± 0.3899
datacolumn
residual_data
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-11-15 11:33:52.709
End
2024-11-15 12:15:37.450
Duration
0:41:44.741
Note, WebLog generation is not included in the time.

CASA logs for stage 8