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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 5.9 5.82/6.508 6.21 ± 0.5458
ea02 1342 1342/1342 1342 ± 0.00004548 6.243 6.02/6.982 6.475 ± 0.6095
ea04 1342 1342/1342 1342 ± 0 5.602 5.167/6.138 5.701 ± 0.6013
ea05 1342 1342/1342 1342 ± 0 6.015 5.342/6.565 5.986 ± 0.6516
ea06 1342 1342/1342 1342 ± 0.000006275 4.914 4.745/5.386 5.067 ± 0.3938
ea07 1342 1342/1342 1342 ± 0.00002616 6.148 5.734/6.54 6.258 ± 0.6134
ea08 1342 1342/1342 1342 ± 0.00004916 6.537 6.2/7.186 6.753 ± 0.6636
ea09 1342 1342/1342 1342 ± 0 5.984 5.497/6.677 6.129 ± 0.6243
ea10 1342 1342/1342 1342 ± 0.00004129 6.137 5.77/7.102 6.422 ± 0.6895
ea11 1342 1342/1342 1342 ± 0.00004452 6.042 5.591/6.924 6.301 ± 0.7732
ea12 1342 1342/1342 1342 ± 0.000008059 5.76 5.462/6.447 6.001 ± 0.6375
ea13 1342 1342/1342 1342 ± 0.00000131 6.395 5.847/6.495 6.299 ± 0.5231
ea14 1342 1342/1342 1342 ± 0 5.889 5.46/6.549 6.042 ± 0.6576
ea15 1342 1342/1342 1342 ± 0 5.972 5.307/6.448 6.024 ± 0.7198
ea16 1342 1342/1342 1342 ± 0 6.196 5.806/6.937 6.39 ± 0.7221
ea17 1342 1342/1342 1342 ± 0.00005005 6.352 5.988/7.08 6.633 ± 0.7493
ea18 1342 1342/1342 1342 ± 0.00003589 5.396 5.058/5.729 5.429 ± 0.5659
ea19 1342 1342/1342 1342 ± 0 6.183 5.507/6.709 6.226 ± 0.6612
ea20 1342 1342/1342 1342 ± 0.00001985 6.138 5.793/6.794 6.323 ± 0.6812
ea21 1342 1342/1342 1342 ± 0 5.737 5.453/6.399 5.96 ± 0.5772
ea22 1342 1342/1342 1342 ± 0.0000284 5.972 5.572/6.458 6.069 ± 0.6194
ea23 1342 1342/1342 1342 ± 0.00000262 6.049 5.7/6.649 6.264 ± 0.7169
ea25 1342 1342/1342 1342 ± 0.00004807 5.975 5.766/6.716 6.258 ± 0.7042
ea26 1342 1342/1342 1342 ± 0.000004141 6.248 5.868/6.935 6.415 ± 0.6327
ea27 1342 1342/1342 1342 ± 0.00004999 6.026 5.807/7.002 6.298 ± 0.6683
ea28 1342 1342/1342 1342 ± 0.00005007 6.263 5.974/7.06 6.528 ± 0.6743
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 5.82 5.452/5.953 5.741 ± 0.3329
5 1342 1342/1342 1342 ± 0.00002348 5.585 5.407/5.831 5.565 ± 0.3592
6 1342 1342/1342 1342 ± 0.00002365 5.639 5.349/5.847 5.574 ± 0.385
7 1342 1342/1342 1342 ± 0.00002348 5.682 5.432/5.825 5.617 ± 0.3351
8 1342 1342/1342 1342 ± 0.00002348 5.661 5.383/5.867 5.589 ± 0.3747
9 1342 1342/1342 1342 ± 0.00002348 5.941 5.631/6.138 5.878 ± 0.4053
10 1342 1342/1342 1342 ± 0.00002348 6.382 6.059/6.603 6.304 ± 0.4015
11 1342 1342/1342 1342 ± 0.00002348 6.5 6.435/6.827 6.555 ± 0.4228
12 1342 1342/1342 1342 ± 0.00002392 6.712 6.526/7.041 6.733 ± 0.451
13 1342 1342/1342 1342 ± 0.00002348 7.271 7.014/7.529 7.224 ± 0.4591
14 1342 1342/1342 1342 ± 0.00002348 7.494 7.291/7.742 7.44 ± 0.4887
15 1342 1342/1342 1342 ± 0.00005429 6.605 6.413/6.814 6.558 ± 0.4202
16 1342 1342/1342 1342 ± 0.0000604 5.822 5.482/6.057 5.736 ± 0.4033
17 1342 1342/1342 1342 ± 0.00005799 5.965 5.701/6.241 5.915 ± 0.4238
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2025-01-07 13:46:09.556
End
2025-01-07 14:34:54.423
Duration
0:48:44.867
Note, WebLog generation is not included in the time.

CASA logs for stage 8