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

Statwt Summary Plot

VLASS2.1.sb38611351.eb38659848.59112.96043939815_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 5.537 5.158/5.965 5.61 ± 0.558
ea02 1342 1342/1342 1342 ± 0 5.726 5.303/6.449 5.905 ± 0.6348
ea04 1342 1342/1342 1342 ± 0 5.485 5.057/5.984 5.547 ± 0.5648
ea05 1342 1342/1342 1342 ± 0 5.689 5.257/6.182 5.787 ± 0.5828
ea06 1342 1342/1342 1342 ± 0 4.771 4.618/5.233 4.911 ± 0.3655
ea07 1342 1342/1342 1342 ± 0 5.788 5.293/6.068 5.809 ± 0.6132
ea08 1342 1342/1342 1342 ± 0 5.902 5.522/6.637 6.131 ± 0.6773
ea09 1342 1342/1342 1342 ± 0 5.618 5.12/6.225 5.701 ± 0.6546
ea10 1342 1342/1342 1342 ± 0 5.86 5.268/6.573 5.878 ± 0.6786
ea11 1342 1342/1342 1342 ± 0 5.847 5.139/6.328 5.793 ± 0.6655
ea12 1342 1342/1342 1342 ± 0 5.632 5.224/6.314 5.84 ± 0.6556
ea13 1342 1342/1342 1342 ± 0 6.104 5.727/6.459 6.19 ± 0.5123
ea14 1342 1342/1342 1342 ± 0 5.7 5.161/6.26 5.76 ± 0.698
ea15 1342 1342/1342 1342 ± 0 5.643 5.198/6.242 5.817 ± 0.6655
ea16 1342 1342/1342 1342 ± 0 5.998 5.535/6.672 6.162 ± 0.7138
ea17 1342 1342/1342 1342 ± 0 5.942 5.352/6.717 5.993 ± 0.666
ea18 1342 1342/1342 1342 ± 0 4.883 4.603/5.366 4.984 ± 0.5521
ea19 1342 1342/1342 1342 ± 0 6.147 5.474/6.694 6.146 ± 0.6426
ea20 1342 1342/1342 1342 ± 0 6.201 5.548/6.707 6.096 ± 0.6537
ea21 1342 1342/1342 1342 ± 0 5.713 5.298/6.231 5.814 ± 0.5743
ea22 1342 1342/1342 1342 ± 0 5.408 5.15/6.315 5.697 ± 0.6921
ea23 1342 1342/1342 1342 ± 0 5.885 5.345/6.329 5.965 ± 0.6862
ea25 1342 1342/1342 1342 ± 0 5.472 5.19/6.083 5.649 ± 0.5854
ea26 1342 1342/1342 1342 ± 0 5.89 5.492/6.566 6.1 ± 0.681
ea27 1342 1342/1342 1342 ± 0 5.397 5.154/6.304 5.644 ± 0.5873
ea28 1342 1342/1342 1342 ± 0.000002469 5.726 5.326/6.459 5.871 ± 0.6789
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 5.263 5.146/5.507 5.285 ± 0.2591
3 1342 1342/1342 1342 ± 0.00002348 5.148 4.887/5.328 5.139 ± 0.2934
4 1342 1342/1342 1342 ± 0.000026 5.249 4.962/5.401 5.183 ± 0.3742
5 1342 1342/1342 1342 ± 0.00002348 5.261 5.027/5.414 5.241 ± 0.3215
6 1342 1342/1342 1342 ± 0.00002356 5.163 4.998/5.36 5.162 ± 0.3437
7 1342 1342/1342 1342 ± 0.00002348 5.257 5.137/5.46 5.257 ± 0.2591
8 1342 1342/1342 1342 ± 0.00002348 5.274 5.061/5.441 5.234 ± 0.2816
9 1342 1342/1342 1342 ± 0.00002348 5.56 5.395/5.79 5.527 ± 0.3196
10 1342 1342/1342 1342 ± 0.00002348 6.024 5.842/6.144 5.962 ± 0.3291
11 1342 1342/1342 1342 ± 0.00002348 6.25 6.113/6.385 6.186 ± 0.3463
12 1342 1342/1342 1342 ± 0.00002348 6.381 6.227/6.59 6.285 ± 0.4617
13 1342 1342/1342 1342 ± 0.00002348 6.81 6.759/7.074 6.788 ± 0.3888
14 1342 1342/1342 1342 ± 0.00002348 7.024 6.826/7.217 6.946 ± 0.4222
15 1342 1342/1342 1342 ± 0.00002348 6.679 6.416/6.823 6.573 ± 0.425
16 1342 1342/1342 1342 ± 0.00002348 5.969 5.836/6.219 5.953 ± 0.3803
17 1342 1342/1342 1342 ± 0.00002355 5.948 5.819/6.145 5.945 ± 0.3653
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38611351.eb38659848.59112.96043939815_split_split.ms
overwrite_modelcol
False
Start time
2025-01-28 04:06:23.902
End
2025-01-28 04:40:36.246
Duration
0:34:12.344
Note, WebLog generation is not included in the time.

CASA logs for stage 8