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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.709 5.25/6.069 5.74 ± 0.5527
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.568 5.188/6.109 5.701 ± 0.5562
ea05 1342 1342/1342 1342 ± 0 5.759 5.211/6.334 5.848 ± 0.597
ea06 1342 1342/1342 1342 ± 0 5.144 4.922/5.529 5.207 ± 0.3988
ea07 1342 1342/1342 1342 ± 0 5.944 5.508/6.293 6.025 ± 0.5913
ea08 1342 1342/1342 1342 ± 0 5.974 5.529/6.712 6.108 ± 0.6958
ea09 1342 1342/1342 1342 ± 0 5.739 5.217/6.412 5.814 ± 0.6159
ea10 1342 1342/1342 1342 ± 0 5.774 5.331/6.633 5.937 ± 0.6836
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.162 5.557/6.599 6.155 ± 0.6757
ea13 1342 1342/1342 1342 ± 0 6.173 5.737/6.416 6.173 ± 0.5135
ea14 1342 1342/1342 1342 ± 0 5.997 5.342/6.402 5.904 ± 0.6391
ea15 1342 1342/1342 1342 ± 0 5.604 5.126/6.184 5.72 ± 0.675
ea16 1342 1342/1342 1342 ± 0 6.247 5.667/6.79 6.265 ± 0.7148
ea17 1342 1342/1342 1342 ± 0.0000122 6.052 5.624/6.768 6.128 ± 0.6469
ea18 1342 1342/1342 1342 ± 0 5.153 4.812/5.542 5.193 ± 0.5104
ea19 1342 1342/1342 1342 ± 0 6.224 5.592/6.751 6.217 ± 0.6151
ea20 1342 1342/1342 1342 ± 0 6.432 5.891/7.002 6.378 ± 0.6821
ea21 1342 1342/1342 1342 ± 0 5.633 5.321/6.283 5.816 ± 0.5648
ea22 1342 1342/1342 1342 ± 0 5.707 5.247/6.375 5.819 ± 0.6518
ea23 1342 1342/1342 1342 ± 0 6.019 5.53/6.598 6.125 ± 0.6787
ea25 1342 1342/1342 1342 ± 0 5.613 5.286/6.171 5.71 ± 0.5944
ea26 1342 1342/1342 1342 ± 0 6.025 5.601/6.703 6.16 ± 0.6704
ea27 1342 1342/1342 1342 ± 0.00003981 5.717 5.303/6.434 5.823 ± 0.6038
ea28 1342 1342/1342 1342 ± 0 5.65 5.419/6.484 5.881 ± 0.684
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 ± 0.00002453 5.458 5.272/5.67 5.458 ± 0.2516
3 1342 1342/1342 1342 ± 0.00002809 5.094 4.831/5.343 5.074 ± 0.3145
4 1342 1342/1342 1342 ± 0.00002453 5.273 5.109/5.521 5.275 ± 0.3265
5 1342 1342/1342 1342 ± 0.00003054 5.363 5.192/5.58 5.388 ± 0.3192
6 1342 1342/1342 1342 ± 0.00002462 5.19 5.032/5.462 5.218 ± 0.2676
7 1342 1342/1342 1342 ± 0.00002453 5.437 5.296/5.564 5.427 ± 0.2565
8 1342 1342/1342 1342 ± 0.00002453 5.429 5.19/5.564 5.376 ± 0.2816
9 1342 1342/1342 1342 ± 0.00002453 5.654 5.473/5.908 5.654 ± 0.3148
10 1342 1342/1342 1342 ± 0.00002453 6.098 5.919/6.262 6.067 ± 0.3157
11 1342 1342/1342 1342 ± 0.00002453 6.38 6.205/6.532 6.301 ± 0.3303
12 1342 1342/1342 1342 ± 0.00002453 6.451 6.271/6.677 6.429 ± 0.3506
13 1342 1342/1342 1342 ± 0.00002453 6.859 6.742/7.153 6.868 ± 0.3693
14 1342 1342/1342 1342 ± 0.00002453 7.002 6.858/7.346 7.036 ± 0.402
15 1342 1342/1342 1342 ± 0.00002453 6.71 6.497/6.903 6.642 ± 0.3775
16 1342 1342/1342 1342 ± 0.00003363 6.008 5.842/6.286 6.018 ± 0.3407
17 1342 1342/1342 1342 ± 0.00003285 5.931 5.778/6.208 5.972 ± 0.3221
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-05-01 03:39:49.577
End
2024-05-01 04:08:23.298
Duration
0:28:33.722
Note, WebLog generation is not included in the time.

CASA logs for stage 7