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 5.316 5.06/5.785 5.494 ± 0.5316
ea02 1342 1342/1342 1342 ± 0 5.534 5.246/6.298 5.776 ± 0.6583
ea03 1342 1342/1342 1342 ± 0 5.02 4.543/5.778 5.175 ± 0.6443
ea04 1342 1342/1342 1342 ± 0 5.425 5.093/6.04 5.6 ± 0.5656
ea05 1342 1342/1342 1342 ± 0 5.675 5.215/6.19 5.764 ± 0.6081
ea06 1342 1342/1342 1342 ± 0 4.98 4.741/5.402 5.076 ± 0.3749
ea07 1342 1342/1342 1342 ± 0 5.859 5.334/6.183 5.881 ± 0.6054
ea08 1342 1342/1342 1342 ± 0.000004043 5.592 5.409/6.518 5.922 ± 0.7384
ea09 1342 1342/1342 1342 ± 0 5.382 5.036/6.168 5.583 ± 0.6838
ea10 1342 1342/1342 1342 ± 0 5.773 5.182/6.483 5.82 ± 0.6701
ea11 1342 1342/1342 1342 ± 0 6.237 5.887/6.546 6.201 ± 0.6735
ea12 1342 1342/1342 1342 ± 0 5.685 5.278/6.263 5.804 ± 0.6046
ea13 1342 1342/1342 1342 ± 0 5.727 5.549/6.27 5.931 ± 0.5583
ea14 1342 1342/1342 1342 ± 0 5.793 5.229/6.383 5.862 ± 0.6803
ea15 1342 1342/1342 1342 ± 0 5.574 5.112/6.244 5.739 ± 0.6813
ea16 1342 1342/1342 1342 ± 0 6.081 5.536/6.701 6.174 ± 0.7724
ea17 1342 1342/1342 1342 ± 0 6.079 5.62/6.75 6.233 ± 0.7386
ea18 1342 1342/1342 1342 ± 0 4.906 4.558/5.477 5.044 ± 0.5191
ea19 1342 1342/1342 1342 ± 0 5.708 5.324/6.326 5.894 ± 0.6078
ea21 1342 1342/1342 1342 ± 0 5.672 5.284/6.259 5.778 ± 0.6083
ea22 1342 1342/1342 1342 ± 0 5.291 5.08/6.205 5.577 ± 0.6718
ea23 1342 1342/1342 1342 ± 0 5.965 5.466/6.419 6.025 ± 0.6958
ea25 1342 1342/1342 1342 ± 0 5.618 5.189/6.076 5.675 ± 0.5738
ea26 1342 1342/1342 1342 ± 0 5.749 5.336/6.533 5.932 ± 0.7659
ea27 1342 1342/1342 1342 ± 0.00002361 5.495 5.099/6.293 5.665 ± 0.6144
ea28 1342 1342/1342 1342 ± 0.00001002 5.221 5.038/6.011 5.472 ± 0.6214
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 ± 0.00002348 5.218 5.073/5.388 5.188 ± 0.2438
3 1342 1342/1342 1342 ± 0.00002392 4.95 4.694/5.208 4.932 ± 0.2871
4 1342 1342/1342 1342 ± 0.0000242 5.043 4.944/5.266 5.077 ± 0.308
5 1342 1342/1342 1342 ± 0.00002392 5.191 4.952/5.334 5.174 ± 0.3081
6 1342 1342/1342 1342 ± 0.00002392 5.236 5.005/5.342 5.156 ± 0.2883
7 1342 1342/1342 1342 ± 0.00002392 5.229 5.121/5.339 5.22 ± 0.2584
8 1342 1342/1342 1342 ± 0.00002392 5.177 5.03/5.37 5.194 ± 0.2967
9 1342 1342/1342 1342 ± 0.00002392 5.491 5.253/5.773 5.487 ± 0.3319
10 1342 1342/1342 1342 ± 0.00002392 5.954 5.705/6.171 5.905 ± 0.3226
11 1342 1342/1342 1342 ± 0.00002348 6.203 6.008/6.35 6.13 ± 0.3133
12 1342 1342/1342 1342 ± 0.00002392 6.322 6.158/6.467 6.297 ± 0.3567
13 1342 1342/1342 1342 ± 0.00002392 6.776 6.558/6.874 6.712 ± 0.3918
14 1342 1342/1342 1342 ± 0.00002348 6.906 6.723/7.114 6.879 ± 0.4204
15 1342 1342/1342 1342 ± 0.00002392 6.562 6.356/6.768 6.518 ± 0.4166
16 1342 1342/1342 1342 ± 0.00002641 5.775 5.435/6.12 5.807 ± 0.4334
17 1342 1342/1342 1342 ± 0.00002871 5.846 5.445/6.093 5.792 ± 0.3987
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-15 08:43:12.990
End
2024-11-15 09:34:37.701
Duration
0:51:24.710
Note, WebLog generation is not included in the time.

CASA logs for stage 8