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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.271 5.181/5.903 5.339 ± 0.8772
ea02 1342 1342/1342 1342 ± 0.00004496 5.809 5.32/6.567 5.692 ± 1.053
ea05 1342 1342/1342 1342 ± 0.00001743 5.51 5.151/6.278 5.576 ± 0.8769
ea06 1342 1342/1342 1342 ± 0.000007521 4.977 4.837/5.484 4.931 ± 0.7585
ea07 1342 1342/1342 1342 ± 0.00004385 5.732 5.325/5.864 5.421 ± 0.8761
ea08 1342 1342/1342 1342 ± 0.00004281 6.029 5.604/6.832 5.944 ± 1.129
ea09 1342 1342/1342 1342 ± 0.000008654 3.822 3.281/5.624 4.392 ± 1.145
ea10 1342 1342/1342 1342 ± 0.00004481 5.364 5.097/6.267 5.415 ± 0.9278
ea11 1342 1342/1342 1342 ± 0 5.859 5.294/6.466 5.96 ± 0.6195
ea12 1342 1342/1342 1342 ± 0.0000116 5.666 5.367/6.535 5.672 ± 1.134
ea13 1342 1342/1342 1342 ± 0.00001736 5.895 5.695/6.408 5.905 ± 0.8423
ea14 1342 1342/1342 1342 ± 0.0000232 6.478 5.427/6.596 5.804 ± 1.199
ea15 1342 1342/1342 1342 ± 0.000001625 5.408 5.19/6.259 5.538 ± 0.9862
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004372 5.922 5.536/6.584 5.785 ± 1.1
ea18 1342 1342/1342 1342 ± 0.00003604 5.064 4.765/5.719 4.952 ± 0.8858
ea19 1342 1342/1342 1342 ± 0.000001625 5.725 5.462/6.553 5.775 ± 0.9221
ea20 1342 1342/1342 1342 ± 0.00002512 5.943 5.782/6.862 5.965 ± 1.227
ea21 1342 1342/1342 1342 ± 0.00002391 5.48 5.32/6.27 5.509 ± 0.9091
ea22 1342 1342/1342 1342 ± 0.00003452 5.366 5.107/6.418 5.521 ± 0.9493
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.361 5.298/5.4 5.349 ± 0.1579
ea26 1342 1342/1342 1342 ± 0.00002557 5.648 5.494/6.6 5.778 ± 0.877
ea27 1342 1342/1342 1342 ± 0.00004737 5.49 5.072/6.396 5.468 ± 0.9654
ea28 1342 1342/1342 1342 ± 0.00005363 6.454 5.27/6.61 5.784 ± 1.32
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 ± 0.00002613 5.408 5.247/5.724 5.399 ± 0.5128
5 1342 1342/1342 1342 ± 0.00002695 5.386 5.208/5.518 5.298 ± 0.5513
6 1342 1342/1342 1342 ± 0.00002613 5.37 5.224/5.485 5.239 ± 0.5218
7 1342 1342/1342 1342 ± 0.00002613 5.297 5.147/5.464 5.23 ± 0.5003
8 1342 1342/1342 1342 ± 0.00002613 5.31 5.068/5.456 5.174 ± 0.5238
9 1342 1342/1342 1342 ± 0.00002613 5.59 5.445/5.798 5.463 ± 0.5956
10 1342 1342/1342 1342 ± 0.00002556 6.032 5.763/6.1 5.949 ± 0.355
11 1342 1342/1342 1342 ± 0.00002556 6.287 6.228/6.455 6.239 ± 0.3611
12 1342 1342/1342 1342 ± 0.00002556 6.48 6.237/6.595 6.41 ± 0.3756
13 1342 1342/1342 1342 ± 0.00002574 6.76 6.302/6.922 6.658 ± 0.3995
14 1342 1342/1342 1342 ± 0.00003626 6.446 5.977/6.863 6.426 ± 0.513
15 1342 1342/1342 1342 ± 0.00002615 6.631 6.488/6.838 6.569 ± 0.4799
16 1342 1342/1342 1342 ± 0.00006049 3.529 3.362/3.746 3.563 ± 0.2792
17 1342 1342/1342 1342 ± 0.0000607 3.635 3.473/3.847 3.654 ± 0.2844
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
overwrite_modelcol
False
Start time
2024-04-22 06:14:10.439
End
2024-04-22 07:17:39.150
Duration
1:03:28.711
Note, WebLog generation is not included in the time.

CASA logs for stage 7