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 5.361 5.288/6.007 5.536 ± 0.7296
ea02 1342 1342/1342 1342 ± 0.00004393 5.884 5.379/6.503 5.735 ± 1.003
ea05 1342 1342/1342 1342 ± 0.00001658 5.517 5.139/6.483 5.65 ± 0.8675
ea06 1342 1342/1342 1342 ± 0.000002776 4.942 4.845/5.434 4.942 ± 0.6212
ea07 1342 1342/1342 1342 ± 0.00003906 5.815 5.398/6.006 5.521 ± 0.8576
ea08 1342 1342/1342 1342 ± 0.00004274 6.064 5.638/6.766 5.967 ± 1.052
ea09 1342 1342/1342 1342 ± 0.00003003 3.765 3.361/5.728 4.452 ± 1.146
ea10 1342 1342/1342 1342 ± 0.00003625 5.637 5.195/6.305 5.621 ± 0.7523
ea11 1342 1342/1342 1342 ± 0 5.922 5.398/6.576 6.079 ± 0.6421
ea12 1342 1342/1342 1342 ± 0.000007506 5.647 5.368/6.583 5.757 ± 1.042
ea13 1342 1342/1342 1342 ± 0.00001343 5.943 5.787/6.397 5.913 ± 0.8448
ea14 1342 1342/1342 1342 ± 0.00001952 6.524 5.745/6.809 5.968 ± 1.205
ea15 1342 1342/1342 1342 ± 0 5.403 5.179/6.19 5.561 ± 0.9039
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.0000363 5.971 5.662/6.869 6.003 ± 0.9157
ea18 1342 1342/1342 1342 ± 0.00003427 5.123 4.716/5.769 5.045 ± 0.8056
ea19 1342 1342/1342 1342 ± 0.000005992 5.719 5.501/6.694 5.848 ± 0.9184
ea20 1342 1342/1342 1342 ± 0.00001835 5.964 5.797/7.002 6.045 ± 1.168
ea21 1342 1342/1342 1342 ± 0.00002297 5.523 5.319/6.337 5.628 ± 0.8984
ea22 1342 1342/1342 1342 ± 0.00003441 5.474 5.18/6.417 5.53 ± 0.9345
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.428 5.413/5.482 5.419 ± 0.1569
ea26 1342 1342/1342 1342 ± 0.00001988 5.691 5.557/6.682 5.82 ± 0.8814
ea27 1342 1342/1342 1342 ± 0.00003933 5.559 5.431/6.474 5.693 ± 0.7977
ea28 1342 1342/1342 1342 ± 0.00005438 6.537 5.893/6.653 5.869 ± 1.257
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 ± 0.00002602 5.47 5.304/5.721 5.419 ± 0.4964
5 1342 1342/1342 1342 ± 0.00002629 5.468 5.309/5.651 5.352 ± 0.5612
6 1342 1342/1342 1342 ± 0.00002602 5.41 5.22/5.537 5.293 ± 0.5163
7 1342 1342/1342 1342 ± 0.00002602 5.383 5.197/5.512 5.289 ± 0.4972
8 1342 1342/1342 1342 ± 0.00002602 5.323 5.135/5.495 5.224 ± 0.5104
9 1342 1342/1342 1342 ± 0.00002602 5.635 5.435/5.843 5.499 ± 0.584
10 1342 1342/1342 1342 ± 0.00002545 6.081 5.849/6.182 6.001 ± 0.355
11 1342 1342/1342 1342 ± 0.00002545 6.387 6.187/6.483 6.284 ± 0.3615
12 1342 1342/1342 1342 ± 0.00002545 6.566 6.192/6.659 6.437 ± 0.3737
13 1342 1342/1342 1342 ± 0.00002545 6.767 6.378/7.011 6.685 ± 0.4184
14 1342 1342/1342 1342 ± 0.00003244 6.664 6.134/6.951 6.548 ± 0.4977
15 1342 1342/1342 1342 ± 0.00002602 6.709 6.507/6.947 6.637 ± 0.4868
16 1342 1342/1342 1342 ± 0.00006092 3.843 3.673/4.034 3.852 ± 0.2496
17 1342 1342/1342 1342 ± 0.00006062 3.745 3.624/3.933 3.769 ± 0.2218
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2025-01-25 06:53:44.817
End
2025-01-25 07:21:04.297
Duration
0:27:19.480
Note, WebLog generation is not included in the time.

CASA logs for stage 8