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

Statwt Summary Plot

VLASS2.1.sb38726305.eb38809014.59142.09063322916_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.809 5.283/6.591 5.788 ± 0.8484
ea03 1342 1342/1342 1342 ± 0.00002821 5.031 4.649/6.011 5.204 ± 0.7676
ea04 1342 1342/1342 1342 ± 0.00003158 5.441 5.054/6.137 5.385 ± 0.8676
ea05 1342 1342/1342 1342 ± 0.00001697 4.875 4.482/5.446 4.99 ± 0.6255
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00002321 5.785 5.311/6.255 5.777 ± 0.8508
ea08 1342 1342/1342 1342 ± 0.00003924 6 5.481/6.774 5.957 ± 0.9163
ea09 1342 1342/1342 1342 ± 0.00004152 5.642 5.111/6.42 5.578 ± 0.8324
ea10 1342 1342/1342 1342 ± 0.00003084 5.848 5.187/6.73 5.821 ± 0.9365
ea11 1342 1342/1342 1342 ± 0.00003872 5.812 5.114/6.574 5.711 ± 0.9339
ea12 1342 1342/1342 1342 ± 0.00004109 5.597 5.286/6.474 5.673 ± 0.9142
ea13 1342 1342/1342 1342 ± 0.00002993 5.783 5.651/6.381 5.847 ± 0.8014
ea14 1342 1342/1342 1342 ± 0.00002672 5.581 5.129/6.499 5.728 ± 0.8835
ea15 1342 1342/1342 1342 ± 0.00000579 2.441 2.273/2.817 2.543 ± 0.4129
ea16 1342 1342/1342 1342 ± 0.0000261 5.793 5.432/6.805 5.983 ± 0.9852
ea17 1342 1342/1342 1342 ± 0.0000379 6.103 5.655/7.142 6.169 ± 0.9872
ea18 1342 1342/1342 1342 ± 0.00004047 4.81 4.617/5.517 4.867 ± 0.6381
ea19 1342 1342/1342 1342 ± 0.00002655 5.479 5.261/6.331 5.68 ± 0.8172
ea20 1342 1342/1342 1342 ± 0.00004008 5.822 5.567/6.963 6.004 ± 0.9967
ea21 1342 1342/1342 1342 ± 0.00002296 5.544 5.235/6.417 5.657 ± 0.8574
ea23 1342 1342/1342 1342 ± 0.00002337 5.843 5.377/6.699 5.949 ± 0.9519
ea24 1342 1342/1342 1342 ± 0.00004095 5.562 5.271/6.417 5.615 ± 0.8323
ea25 1342 1342/1342 1342 ± 0.00003736 5.529 5.199/6.324 5.562 ± 0.7978
ea26 1342 1342/1342 1342 ± 0.00003093 5.764 5.481/6.829 5.885 ± 0.9266
ea27 1342 1342/1342 1342 ± 0.00003675 5.421 5.064/6.444 5.599 ± 0.8246
ea28 1342 1342/1342 1342 ± 0.00003825 5.317 5.091/6.214 5.49 ± 0.7582
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 ± 0.00002392 5.302 5.147/5.571 5.229 ± 0.6267
5 1342 1342/1342 1342 ± 0.00002478 5.293 5.07/5.433 5.178 ± 0.6449
6 1342 1342/1342 1342 ± 0.00002392 5.267 5.054/5.482 5.122 ± 0.6498
7 1342 1342/1342 1342 ± 0.00002392 5.271 5.156/5.478 5.163 ± 0.6497
8 1342 1342/1342 1342 ± 0.00002392 5.286 5.089/5.432 5.142 ± 0.6681
9 1342 1342/1342 1342 ± 0.00002392 5.566 5.278/5.798 5.412 ± 0.7144
10 1342 1342/1342 1342 ± 0.00002392 6.048 5.718/6.159 5.823 ± 0.7742
11 1342 1342/1342 1342 ± 0.00002392 6.349 6.098/6.444 6.116 ± 0.7723
12 1342 1342/1342 1342 ± 0.00002392 6.502 6.247/6.663 6.333 ± 0.8042
13 1342 1342/1342 1342 ± 0.00002392 6.798 6.546/6.944 6.624 ± 0.7815
14 1342 1342/1342 1342 ± 0.0000243 6.75 6.362/7.017 6.578 ± 0.8066
15 1342 1342/1342 1342 ± 0.00002396 6.606 6.245/6.925 6.429 ± 0.9159
16 1342 1342/1342 1342 ± 0.00005775 3.899 3.762/4.033 3.821 ± 0.4568
17 1342 1342/1342 1342 ± 0.00005902 4.091 3.905/4.268 4.017 ± 0.4944
vis
VLASS2.1.sb38726305.eb38809014.59142.09063322916_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-11 20:22:41.782
End
2025-01-11 21:38:42.738
Duration
1:16:00.955
Note, WebLog generation is not included in the time.

CASA logs for stage 8