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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.821 5.234/6.043 5.731 ± 0.5702
ea02 1342 1342/1342 1342 ± 0 5.767 5.454/6.565 6.029 ± 0.6359
ea04 1342 1342/1342 1342 ± 0 5.526 5.06/6.069 5.638 ± 0.5793
ea05 1342 1342/1342 1342 ± 0 5.95 5.339/6.476 5.881 ± 0.6142
ea06 1342 1342/1342 1342 ± 0 4.852 4.672/5.243 4.956 ± 0.3526
ea07 1342 1342/1342 1342 ± 0 6.128 5.42/6.27 6.039 ± 0.6125
ea08 1342 1342/1342 1342 ± 0.000002887 6.023 5.754/6.774 6.264 ± 0.6772
ea09 1342 1342/1342 1342 ± 0 5.678 5.245/6.471 5.833 ± 0.6301
ea10 1342 1342/1342 1342 ± 0.0000036 6.025 5.244/6.623 5.969 ± 0.7105
ea11 1342 1342/1342 1342 ± 0 6.115 5.211/6.503 5.98 ± 0.7357
ea12 1342 1342/1342 1342 ± 0 5.941 5.337/6.469 6.021 ± 0.6882
ea13 1342 1342/1342 1342 ± 0 6.369 5.865/6.487 6.316 ± 0.5111
ea14 1342 1342/1342 1342 ± 0 5.988 5.224/6.514 5.94 ± 0.7244
ea15 1342 1342/1342 1342 ± 0 5.899 5.357/6.461 5.996 ± 0.6857
ea16 1342 1342/1342 1342 ± 0 6.213 5.656/6.788 6.305 ± 0.7432
ea17 1342 1342/1342 1342 ± 0.0000121 5.942 5.468/6.819 6.031 ± 0.6632
ea18 1342 1342/1342 1342 ± 0 5.081 4.714/5.533 5.17 ± 0.5368
ea19 1342 1342/1342 1342 ± 0 6.275 5.6/6.792 6.275 ± 0.7014
ea20 1342 1342/1342 1342 ± 0 6.335 5.682/6.782 6.249 ± 0.6544
ea21 1342 1342/1342 1342 ± 0 5.939 5.419/6.398 5.944 ± 0.5961
ea22 1342 1342/1342 1342 ± 0 5.424 5.201/6.262 5.709 ± 0.6424
ea23 1342 1342/1342 1342 ± 0 6.188 5.434/6.595 6.144 ± 0.7167
ea25 1342 1342/1342 1342 ± 0 5.629 5.247/6.284 5.745 ± 0.6065
ea26 1342 1342/1342 1342 ± 0 6.201 5.648/6.953 6.282 ± 0.6571
ea27 1342 1342/1342 1342 ± 0.00001736 5.692 5.096/6.318 5.724 ± 0.6379
ea28 1342 1342/1342 1342 ± 0.00002488 5.824 5.455/6.566 6.059 ± 0.6522
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 ± 0.00002408 5.257 5.077/5.526 5.288 ± 0.2763
4 1342 1342/1342 1342 ± 0.00002659 5.284 5.013/5.419 5.237 ± 0.3159
5 1342 1342/1342 1342 ± 0.00002378 5.353 5.11/5.558 5.346 ± 0.3266
6 1342 1342/1342 1342 ± 0.0000236 5.332 5.155/5.445 5.299 ± 0.3388
7 1342 1342/1342 1342 ± 0.0000236 5.348 5.203/5.478 5.338 ± 0.2755
8 1342 1342/1342 1342 ± 0.00002359 5.402 5.128/5.539 5.324 ± 0.2977
9 1342 1342/1342 1342 ± 0.00002356 5.654 5.428/5.862 5.596 ± 0.3403
10 1342 1342/1342 1342 ± 0.00002372 6.115 5.9/6.259 6.028 ± 0.3358
11 1342 1342/1342 1342 ± 0.0000236 6.329 6.146/6.45 6.245 ± 0.3503
12 1342 1342/1342 1342 ± 0.00002353 6.476 6.289/6.626 6.355 ± 0.4603
13 1342 1342/1342 1342 ± 0.00002354 6.947 6.831/7.126 6.894 ± 0.4058
14 1342 1342/1342 1342 ± 0.00002354 7.214 6.94/7.409 7.084 ± 0.4538
15 1342 1342/1342 1342 ± 0.00002356 6.831 6.614/7.018 6.726 ± 0.4413
16 1342 1342/1342 1342 ± 0.00002683 6.045 5.883/6.373 6.065 ± 0.4079
17 1342 1342/1342 1342 ± 0.00002851 6.071 5.765/6.38 6.046 ± 0.4076
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-01 06:05:08.933
End
2025-01-01 07:09:45.097
Duration
1:04:36.164
Note, WebLog generation is not included in the time.

CASA logs for stage 8