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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 5.675 5.539/6.509 5.887 ± 0.691
ea02 1342 1342/1342 1342 ± 0.000004671 5.984 5.506/6.426 6.038 ± 0.7299
ea03 1342 1342/1342 1342 ± 0 6.019 5.383/6.655 5.964 ± 0.7067
ea04 1342 1342/1342 1342 ± 0.000007218 5.327 4.908/5.956 5.39 ± 0.6031
ea05 1342 1342/1342 1342 ± 0.00000677 5.519 5.141/6.383 5.666 ± 0.7233
ea06 1342 1342/1342 1342 ± 0 5.61 5.016/5.966 5.568 ± 0.6464
ea07 1342 1342/1342 1342 ± 0 5.745 5.063/6.131 5.682 ± 0.7874
ea08 1342 1342/1342 1342 ± 0 5.925 5.375/6.467 5.946 ± 0.709
ea09 1342 1342/1342 1342 ± 0 5.554 5.043/6.241 5.581 ± 0.6742
ea10 1342 1342/1342 1342 ± 0 5.292 5.134/6.028 5.479 ± 0.599
ea11 1342 1342/1342 1342 ± 0.00003523 5.473 4.915/6.304 5.518 ± 0.8179
ea12 1342 1342/1342 1342 ± 0.00001929 5.356 5.247/6.221 5.587 ± 0.5959
ea14 1342 1342/1342 1342 ± 0.000001207 5.655 5.39/6.408 5.82 ± 0.6454
ea15 1342 1342/1342 1342 ± 0.00001841 5.823 5.49/6.603 5.98 ± 0.8032
ea16 1342 1342/1342 1342 ± 0 5.908 5.559/6.595 6.028 ± 0.7043
ea17 1342 1342/1342 1342 ± 0 6.001 5.567/6.889 6.103 ± 0.6931
ea18 1342 1342/1342 1342 ± 0 6.392 5.745/7.002 6.291 ± 0.7667
ea19 1342 1342/1342 1342 ± 0.00002292 5.627 5.309/6.595 5.847 ± 0.6932
ea20 1342 1342/1342 1342 ± 0 6.285 5.782/6.964 6.273 ± 0.7628
ea22 1342 1342/1342 1342 ± 0 5.525 5.153/6.124 5.567 ± 0.5754
ea23 1342 1342/1342 1342 ± 0 5.546 5.377/6.331 5.813 ± 0.6983
ea24 1342 1342/1342 1342 ± 0 6.111 5.06/6.496 5.769 ± 0.7809
ea25 1342 1342/1342 1342 ± 0 6.394 5.552/6.816 6.27 ± 0.863
ea27 1342 1342/1342 1342 ± 0 5.574 5.249/6.399 5.758 ± 0.6566
ea28 1342 1342/1342 1342 ± 0 6.334 5.712/7.022 6.285 ± 0.7774
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 ± 0.00002401 5.397 5.225/5.636 5.45 ± 0.293
3 1342 1342/1342 1342 ± 0.00002962 4.1 3.553/4.309 3.916 ± 0.5135
4 1342 1342/1342 1342 ± 0.00002959 4.618 4.381/4.758 4.579 ± 0.2986
5 1342 1342/1342 1342 ± 0.00002401 5.381 5.07/5.63 5.373 ± 0.308
6 1342 1342/1342 1342 ± 0.00002401 5.213 4.956/5.364 5.169 ± 0.2671
7 1342 1342/1342 1342 ± 0.00002401 5.352 5.148/5.535 5.342 ± 0.2516
8 1342 1342/1342 1342 ± 0.00002401 5.331 5.106/5.509 5.317 ± 0.2964
9 1342 1342/1342 1342 ± 0.00002401 5.632 5.45/5.83 5.614 ± 0.2849
10 1342 1342/1342 1342 ± 0.00002401 6.098 5.929/6.198 6.077 ± 0.2491
11 1342 1342/1342 1342 ± 0.00002401 6.343 6.104/6.441 6.303 ± 0.2703
12 1342 1342/1342 1342 ± 0.00002401 6.45 6.284/6.611 6.475 ± 0.3111
13 1342 1342/1342 1342 ± 0.00002401 6.904 6.742/7.133 6.937 ± 0.3417
14 1342 1342/1342 1342 ± 0.00002401 6.858 6.549/7.248 6.907 ± 0.432
15 1342 1342/1342 1342 ± 0.00002401 6.779 6.427/7.005 6.708 ± 0.3374
16 1342 1342/1342 1342 ± 0.00003124 5.791 5.489/6.142 5.838 ± 0.4503
17 1342 1342/1342 1342 ± 0.00003655 5.662 5.479/6.011 5.743 ± 0.3862
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
Start time
2025-07-31 02:34:12.347
End
2025-07-31 03:26:04.202
Duration
0:51:51.855
Note, WebLog generation is not included in the time.

CASA logs for stage 8