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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.53 5.371/5.902 5.675 ± 0.3938
ea02 1342 1342/1342 1342 ± 0 5.861 5.469/6.399 5.984 ± 0.506
ea04 1342 1342/1342 1342 ± 0 5.521 5.221/6.031 5.659 ± 0.496
ea05 1342 1342/1342 1342 ± 0 5.389 5.129/5.71 5.396 ± 0.38
ea06 1342 1342/1342 1342 ± 0 4.929 4.799/5.251 5.001 ± 0.2794
ea07 1342 1342/1342 1342 ± 0 5.685 5.326/5.948 5.699 ± 0.408
ea08 1342 1342/1342 1342 ± 0 5.734 5.389/6.169 5.813 ± 0.438
ea09 1342 1342/1342 1342 ± 0 5.399 5.076/5.761 5.434 ± 0.4146
ea10 1342 1342/1342 1342 ± 0.00001404 5.301 5.051/5.984 5.44 ± 0.4356
ea11 1342 1342/1342 1342 ± 0 5.87 5.395/6.499 5.996 ± 0.6418
ea12 1342 1342/1342 1342 ± 0 5.715 5.392/6.011 5.773 ± 0.42
ea13 1342 1342/1342 1342 ± 0 5.97 5.727/6.222 6.04 ± 0.4309
ea14 1342 1342/1342 1342 ± 0 5.33 5.12/5.939 5.487 ± 0.4554
ea15 1342 1342/1342 1342 ± 0 5.838 5.381/6.239 5.872 ± 0.5443
ea16 1342 1342/1342 1342 ± 0 5.611 5.393/5.973 5.709 ± 0.4156
ea17 1342 1342/1342 1342 ± 0.00000478 5.424 5.38/5.753 5.595 ± 0.3486
ea18 1342 1342/1342 1342 ± 0 4.735 4.537/4.989 4.783 ± 0.3001
ea19 1342 1342/1342 1342 ± 0 5.455 5.162/5.842 5.511 ± 0.3466
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.574 5.426/6.214 5.771 ± 0.4618
ea22 1342 1342/1342 1342 ± 0 5.001 4.873/5.526 5.136 ± 0.4385
ea23 1342 1342/1342 1342 ± 0 5.822 5.71/6.542 6.188 ± 0.608
ea25 1342 1342/1342 1342 ± 0 5.641 5.408/6.146 5.819 ± 0.4994
ea26 1342 1342/1342 1342 ± 0 5.681 5.568/6.19 5.879 ± 0.4083
ea27 1342 1342/1342 1342 ± 0.0000403 5.307 5.204/5.784 5.468 ± 0.3987
ea28 1342 1342/1342 1342 ± 0 5.793 5.591/6.525 6.028 ± 0.565
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 ± 0.0000243 5.447 5.307/5.6 5.419 ± 0.2731
3 1342 1342/1342 1342 ± 0.00002459 5.35 5.126/5.456 5.287 ± 0.3058
4 1342 1342/1342 1342 ± 0.00002823 5.293 4.985/5.423 5.244 ± 0.3653
5 1342 1342/1342 1342 ± 0.0000243 5.39 5.118/5.534 5.319 ± 0.3212
6 1342 1342/1342 1342 ± 0.0000243 5.237 5.12/5.473 5.251 ± 0.2766
7 1342 1342/1342 1342 ± 0.0000243 5.359 5.133/5.413 5.264 ± 0.279
8 1342 1342/1342 1342 ± 0.0000243 5.296 5.064/5.436 5.213 ± 0.3165
9 1342 1342/1342 1342 ± 0.0000243 5.483 5.245/5.689 5.427 ± 0.3552
10 1342 1342/1342 1342 ± 0.0000243 5.783 5.542/6.055 5.775 ± 0.355
11 1342 1342/1342 1342 ± 0.0000243 5.927 5.817/6.213 5.961 ± 0.3581
12 1342 1342/1342 1342 ± 0.0000243 6.084 5.947/6.217 6 ± 0.5087
13 1342 1342/1342 1342 ± 0.0000243 6.419 6.147/6.641 6.392 ± 0.4532
14 1342 1342/1342 1342 ± 0.0000243 6.596 6.166/6.821 6.472 ± 0.482
15 1342 1342/1342 1342 ± 0.0000243 6.11 5.703/6.25 5.996 ± 0.4201
16 1342 1342/1342 1342 ± 0.00003368 5.604 5.271/5.825 5.524 ± 0.3562
17 1342 1342/1342 1342 ± 0.00003507 5.457 5.268/5.701 5.471 ± 0.3684
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
Start time
2024-12-03 10:11:25.402
End
2024-12-03 11:06:11.362
Duration
0:54:45.959
Note, WebLog generation is not included in the time.

CASA logs for stage 8