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

Statwt Summary Plot

VLASS2.1.sb38478946.eb38565032.59070.1037453125_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 5.43 5.338/6.138 5.75 ± 0.5368
ea02 1342 1342/1342 1342 ± 0.00001924 5.943 5.417/6.675 6.07 ± 0.6697
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.000007095 5.807 5.509/6.5 5.936 ± 0.5984
ea06 1342 1342/1342 1342 ± 0 4.934 4.722/5.366 5.053 ± 0.4004
ea07 1342 1342/1342 1342 ± 0.0000354 5.834 5.394/6.018 5.773 ± 0.5819
ea08 1342 1342/1342 1342 ± 0.00002313 6 5.715/7.012 6.349 ± 0.7619
ea09 1342 1342/1342 1342 ± 0 5.352 4.937/5.849 5.374 ± 0.5259
ea10 1342 1342/1342 1342 ± 0.00004144 5.647 5.176/6.433 5.765 ± 0.6469
ea11 1342 1342/1342 1342 ± 0.00001173 5.705 5.399/6.519 5.949 ± 0.6976
ea12 1342 1342/1342 1342 ± 0 5.731 5.428/6.619 5.999 ± 0.6998
ea13 1342 1342/1342 1342 ± 0 6.206 5.756/6.275 6.154 ± 0.4724
ea14 1342 1342/1342 1342 ± 0 6.503 5.972/6.834 6.35 ± 0.6326
ea15 1342 1342/1342 1342 ± 0 5.588 5.437/6.423 5.949 ± 0.6447
ea16 1342 1342/1342 1342 ± 0 5.115 4.928/5.454 5.176 ± 0.3519
ea17 1342 1342/1342 1342 ± 0.00004079 6.016 5.598/6.916 6.206 ± 0.7083
ea18 1342 1342/1342 1342 ± 0.000001293 4.989 4.775/5.782 5.225 ± 0.5529
ea19 1342 1342/1342 1342 ± 0.000001824 5.911 5.699/6.775 6.174 ± 0.6537
ea20 1342 1342/1342 1342 ± 0.000001292 6.035 5.771/6.857 6.299 ± 0.7036
ea21 1342 1342/1342 1342 ± 0 5.61 5.376/6.339 5.842 ± 0.5907
ea22 1342 1342/1342 1342 ± 0.000006721 5.706 5.185/6.252 5.811 ± 0.6119
ea23 1342 1342/1342 1342 ± 0.00001975 5.684 5.463/6.588 5.941 ± 0.7511
ea25 1342 1342/1342 1342 ± 0 5.387 5.334/5.635 5.433 ± 0.1871
ea26 1342 1342/1342 1342 ± 0 5.906 5.666/6.606 6.1 ± 0.5328
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00005086 6.561 6.1/7.037 6.45 ± 0.6711
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 ± 0.00002552 5.486 5.232/5.693 5.44 ± 0.3406
3 1342 1342/1342 1342 ± 0.00002584 5.29 5.046/5.638 5.311 ± 0.358
5 1342 1342/1342 1342 ± 0.00002552 5.699 5.508/5.897 5.678 ± 0.4019
6 1342 1342/1342 1342 ± 0.00002552 5.389 5.17/5.491 5.341 ± 0.3057
7 1342 1342/1342 1342 ± 0.00002552 5.381 5.173/5.478 5.33 ± 0.2979
8 1342 1342/1342 1342 ± 0.00002552 5.388 5.135/5.551 5.342 ± 0.3443
9 1342 1342/1342 1342 ± 0.00002552 5.645 5.381/5.833 5.56 ± 0.3845
10 1342 1342/1342 1342 ± 0.00002498 6.123 5.885/6.233 6.02 ± 0.3979
11 1342 1342/1342 1342 ± 0.00002498 6.335 5.99/6.505 6.243 ± 0.4279
12 1342 1342/1342 1342 ± 0.00002498 6.56 6.146/6.63 6.404 ± 0.4481
13 1342 1342/1342 1342 ± 0.00002498 6.97 6.614/7.241 6.848 ± 0.4842
14 1342 1342/1342 1342 ± 0.00002498 7.205 6.869/7.386 7.031 ± 0.504
15 1342 1342/1342 1342 ± 0.00002498 6.624 6.463/6.86 6.541 ± 0.4833
16 1342 1342/1342 1342 ± 0.00005172 5.378 5.066/5.619 5.353 ± 0.4025
17 1342 1342/1342 1342 ± 0.00005118 5.43 5.159/5.796 5.444 ± 0.4095
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38478946.eb38565032.59070.1037453125_split_split.ms
Start time
2024-12-05 08:17:03.588
End
2024-12-05 08:57:08.642
Duration
0:40:05.054
Note, WebLog generation is not included in the time.

CASA logs for stage 8