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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.261 5.655/6.609 6.184 ± 0.6122
ea02 1342 1342/1342 1342 ± 0.00002955 6.134 5.397/6.639 6.005 ± 0.88
ea03 1342 1342/1342 1342 ± 0 5.584 5.11/6.43 5.694 ± 0.822
ea04 1342 1342/1342 1342 ± 0 5.8 5.268/6.519 5.914 ± 0.6421
ea06 1342 1342/1342 1342 ± 0 6.428 5.588/6.586 6.184 ± 0.6212
ea07 1342 1342/1342 1342 ± 0 6.052 5.466/6.437 6.065 ± 0.6578
ea08 1342 1342/1342 1342 ± 0 6.153 5.649/6.79 6.271 ± 0.7432
ea09 1342 1342/1342 1342 ± 0 5.99 5.372/6.755 6.075 ± 0.7034
ea10 1342 1342/1342 1342 ± 0 6.047 5.439/6.701 6.015 ± 0.7502
ea11 1342 1342/1342 1342 ± 0 6.245 5.402/6.706 6.138 ± 0.7926
ea12 1342 1342/1342 1342 ± 0 6.018 5.497/6.631 6.144 ± 0.7369
ea13 1342 1342/1342 1342 ± 0 5.814 5.75/6.347 5.998 ± 0.5396
ea14 1342 1342/1342 1342 ± 0 6.337 5.611/6.767 6.299 ± 0.7228
ea15 1342 1342/1342 1342 ± 0 5.666 5.007/6.019 5.595 ± 0.7161
ea16 1342 1342/1342 1342 ± 0 6.126 5.655/6.751 6.241 ± 0.7456
ea17 1342 1342/1342 1342 ± 0 6.488 6.099/7.315 6.69 ± 0.7076
ea18 1342 1342/1342 1342 ± 0 4.47 4.19/4.87 4.562 ± 0.44
ea19 1342 1342/1342 1342 ± 0.000003469 6.221 5.688/6.837 6.332 ± 0.7408
ea20 1342 1342/1342 1342 ± 0 6.006 5.557/6.654 6.063 ± 0.7747
ea21 1342 1342/1342 1342 ± 0 5.944 5.524/6.547 6.065 ± 0.6475
ea22 1342 1342/1342 1342 ± 0 6.328 5.484/6.737 6.153 ± 0.7358
ea23 1342 1342/1342 1342 ± 0 6.119 5.631/6.637 6.193 ± 0.7637
ea24 1342 1342/1342 1342 ± 0 5.892 5.127/6.349 5.741 ± 0.59
ea25 1342 1342/1342 1342 ± 0 6.567 5.671/7.036 6.463 ± 0.8338
ea26 1342 1342/1342 1342 ± 0 6.354 5.751/7.162 6.432 ± 0.7282
ea27 1342 1342/1342 1342 ± 0 5.901 5.438/6.804 6.059 ± 0.7911
ea28 1342 1342/1342 1342 ± 0 6.139 5.701/6.856 6.318 ± 0.7769
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 ± 0.00002306 5.578 5.364/5.817 5.526 ± 0.3324
3 1342 1342/1342 1342 ± 0.00002661 4.951 4.528/5.19 4.889 ± 0.5663
4 1342 1342/1342 1342 ± 0.00002414 5.368 5.088/5.55 5.302 ± 0.4387
5 1342 1342/1342 1342 ± 0.00002306 5.582 5.288/5.665 5.465 ± 0.3747
6 1342 1342/1342 1342 ± 0.00002306 5.488 5.293/5.66 5.421 ± 0.3212
7 1342 1342/1342 1342 ± 0.00002306 5.584 5.353/5.669 5.501 ± 0.3255
8 1342 1342/1342 1342 ± 0.00002306 5.47 5.282/5.716 5.459 ± 0.364
9 1342 1342/1342 1342 ± 0.00002306 5.874 5.655/6.033 5.788 ± 0.3885
10 1342 1342/1342 1342 ± 0.00002306 6.348 6.18/6.473 6.242 ± 0.4061
11 1342 1342/1342 1342 ± 0.00002306 6.583 6.345/6.728 6.475 ± 0.4141
12 1342 1342/1342 1342 ± 0.00002306 6.733 6.505/6.768 6.622 ± 0.4447
13 1342 1342/1342 1342 ± 0.00002306 7.149 6.931/7.411 7.108 ± 0.4856
14 1342 1342/1342 1342 ± 0.00002306 7.378 7.234/7.629 7.322 ± 0.4882
15 1342 1342/1342 1342 ± 0.00002306 7.027 6.897/7.229 6.984 ± 0.4543
16 1342 1342/1342 1342 ± 0.00002306 6.321 6.198/6.633 6.337 ± 0.4462
17 1342 1342/1342 1342 ± 0.0000232 6.36 6.137/6.546 6.293 ± 0.4317
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
overwrite_modelcol
False
Start time
2025-05-23 17:16:24.412
End
2025-05-23 18:22:59.954
Duration
1:06:35.542
Note, WebLog generation is not included in the time.

CASA logs for stage 8