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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.494 5.191/5.989 5.655 ± 0.5301
ea02 1342 1342/1342 1342 ± 0.00000965 5.703 5.387/6.399 5.917 ± 0.641
ea05 1342 1342/1342 1342 ± 0 5.751 5.267/6.221 5.82 ± 0.5835
ea06 1342 1342/1342 1342 ± 0 4.891 4.766/5.256 4.997 ± 0.3292
ea07 1342 1342/1342 1342 ± 0 5.989 5.374/6.096 5.904 ± 0.5647
ea08 1342 1342/1342 1342 ± 0.000002416 5.798 5.522/6.646 6.101 ± 0.6751
ea09 1342 1342/1342 1342 ± 0 5.112 4.888/5.731 5.285 ± 0.48
ea10 1342 1342/1342 1342 ± 0 5.802 5.179/6.401 5.826 ± 0.6403
ea11 1342 1342/1342 1342 ± 0 5.908 5.365/6.358 5.956 ± 0.5805
ea12 1342 1342/1342 1342 ± 0 5.674 5.297/6.342 5.884 ± 0.6394
ea13 1342 1342/1342 1342 ± 0 6.032 5.666/6.326 6.109 ± 0.5022
ea14 1342 1342/1342 1342 ± 0 5.88 5.343/6.504 5.969 ± 0.706
ea15 1342 1342/1342 1342 ± 0 5.787 5.14/6.399 5.851 ± 0.7081
ea16 1342 1342/1342 1342 ± 0 5.822 5.4/6.163 5.83 ± 0.5451
ea17 1342 1342/1342 1342 ± 0.00003794 5.932 5.538/6.46 6.077 ± 0.6305
ea18 1342 1342/1342 1342 ± 0 5.048 4.794/5.614 5.197 ± 0.5417
ea19 1342 1342/1342 1342 ± 0 5.928 5.531/6.575 6.116 ± 0.6294
ea20 1342 1342/1342 1342 ± 0 6.34 5.646/6.867 6.257 ± 0.6578
ea21 1342 1342/1342 1342 ± 0 5.861 5.365/6.282 5.853 ± 0.5738
ea22 1342 1342/1342 1342 ± 0 5.487 5.315/6.35 5.797 ± 0.6542
ea23 1342 1342/1342 1342 ± 0 6.129 5.435/6.477 6.058 ± 0.6726
ea25 1342 1342/1342 1342 ± 0 5.618 5.323/6.136 5.759 ± 0.5515
ea26 1342 1342/1342 1342 ± 0 5.626 5.419/6.361 5.875 ± 0.576
ea27 1342 1342/1342 1342 ± 0.00003052 5.533 5.215/6.366 5.762 ± 0.5894
ea28 1342 1342/1342 1342 ± 0.00001735 5.675 5.418/6.452 5.912 ± 0.6561
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 ± 0.00002395 5.349 5.151/5.53 5.324 ± 0.2602
3 1342 1342/1342 1342 ± 0.00002799 5.22 4.987/5.397 5.207 ± 0.2648
4 1342 1342/1342 1342 ± 0.00002442 5.288 5.153/5.432 5.234 ± 0.3105
5 1342 1342/1342 1342 ± 0.00002394 5.38 5.223/5.519 5.343 ± 0.3003
6 1342 1342/1342 1342 ± 0.00002394 5.193 5.104/5.316 5.171 ± 0.2493
7 1342 1342/1342 1342 ± 0.00002394 5.363 5.194/5.51 5.332 ± 0.2312
8 1342 1342/1342 1342 ± 0.00002394 5.362 5.13/5.492 5.3 ± 0.2756
9 1342 1342/1342 1342 ± 0.00002394 5.674 5.479/5.825 5.574 ± 0.3265
10 1342 1342/1342 1342 ± 0.00002394 6.054 5.86/6.153 5.983 ± 0.3219
11 1342 1342/1342 1342 ± 0.00002394 6.306 6.059/6.349 6.176 ± 0.3365
12 1342 1342/1342 1342 ± 0.00002394 6.404 6.196/6.487 6.321 ± 0.3422
13 1342 1342/1342 1342 ± 0.00002394 6.784 6.683/6.953 6.753 ± 0.3661
14 1342 1342/1342 1342 ± 0.00002394 7.047 6.86/7.18 6.933 ± 0.4125
15 1342 1342/1342 1342 ± 0.00002394 6.707 6.501/6.881 6.594 ± 0.4128
16 1342 1342/1342 1342 ± 0.00003488 5.985 5.628/6.209 5.916 ± 0.3996
17 1342 1342/1342 1342 ± 0.0000391 5.898 5.6/6.234 5.894 ± 0.3985
datacolumn
residual_data
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-02-19 23:34:35.905
End
2025-02-19 23:55:00.891
Duration
0:20:24.986
Note, WebLog generation is not included in the time.

CASA logs for stage 8