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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.517 5.231/6.242 5.721 ± 0.6665
ea02 1342 1342/1342 1342 ± 0.00004253 5.63 5.361/6.732 6.029 ± 0.8696
ea04 1342 1342/1342 1342 ± 0.00002323 5.456 4.991/6.165 5.585 ± 0.7251
ea05 1342 1342/1342 1342 ± 0 5.935 5.299/6.691 6.004 ± 0.7627
ea06 1342 1342/1342 1342 ± 0.00002545 5.36 4.686/5.452 5.083 ± 0.5275
ea07 1342 1342/1342 1342 ± 0.00004368 5.817 5.498/6.415 5.967 ± 0.8466
ea08 1342 1342/1342 1342 ± 0.00004458 5.807 5.304/6.966 6.18 ± 0.9823
ea09 1342 1342/1342 1342 ± 0.00001647 5.545 5.22/6.503 5.836 ± 0.7169
ea10 1342 1342/1342 1342 ± 0.00004361 5.442 5.111/6.504 5.729 ± 0.7948
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002699 5.879 5.281/6.568 5.905 ± 0.8314
ea13 1342 1342/1342 1342 ± 0.00000912 6.356 5.566/6.831 6.158 ± 0.6943
ea14 1342 1342/1342 1342 ± 0.00001627 5.667 5.522/6.658 6.001 ± 0.8317
ea15 1342 1342/1342 1342 ± 0.000008059 5.418 5.132/6.311 5.764 ± 0.7991
ea16 1342 1342/1342 1342 ± 0.000008189 5.893 5.542/6.901 6.186 ± 0.9021
ea17 1342 1342/1342 1342 ± 0.00004358 5.936 5.592/7.073 6.195 ± 0.9066
ea18 1342 1342/1342 1342 ± 0.00004072 5.071 4.907/5.872 5.288 ± 0.6255
ea19 1342 1342/1342 1342 ± 0 5.896 5.682/6.894 6.246 ± 0.7864
ea20 1342 1342/1342 1342 ± 0.00003272 6.088 5.611/6.955 6.21 ± 0.9211
ea21 1342 1342/1342 1342 ± 0.00001126 5.755 5.487/6.505 5.934 ± 0.7555
ea22 1342 1342/1342 1342 ± 0.0000289 5.461 5.09/6.326 5.758 ± 0.7311
ea23 1342 1342/1342 1342 ± 0.00004306 5.699 5.551/6.8 6.083 ± 0.9477
ea25 1342 1342/1342 1342 ± 0.00004341 5.455 5.364/6.353 5.813 ± 0.7921
ea26 1342 1342/1342 1342 ± 0.00001721 5.591 5.467/6.582 5.962 ± 0.6926
ea27 1342 1342/1342 1342 ± 0.00004377 5.62 5.447/6.651 5.907 ± 0.7738
ea28 1342 1342/1342 1342 ± 0.00004361 5.813 5.525/6.729 6.043 ± 0.8555
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 ± 0.000024 5.478 5.158/5.612 5.413 ± 0.2872
5 1342 1342/1342 1342 ± 0.00002726 6.254 5.963/6.362 6.16 ± 0.3146
6 1342 1342/1342 1342 ± 0.00002432 5.506 5.312/5.611 5.445 ± 0.2445
7 1342 1342/1342 1342 ± 0.00002466 5.471 5.176/5.559 5.411 ± 0.2439
8 1342 1342/1342 1342 ± 0.00002466 5.413 5.191/5.536 5.367 ± 0.2714
9 1342 1342/1342 1342 ± 0.00002798 5.516 5.282/5.752 5.47 ± 0.323
10 1342 1342/1342 1342 ± 0.000024 6.223 6.005/6.316 6.125 ± 0.325
11 1342 1342/1342 1342 ± 0.000024 6.418 6.3/6.645 6.383 ± 0.3446
12 1342 1342/1342 1342 ± 0.000024 6.563 6.422/6.754 6.561 ± 0.3703
13 1342 1342/1342 1342 ± 0.000024 7.032 6.86/7.266 7.013 ± 0.4122
14 1342 1342/1342 1342 ± 0.000024 7.19 7.045/7.46 7.185 ± 0.4423
15 1342 1342/1342 1342 ± 0.00002424 6.656 6.399/6.915 6.592 ± 0.4434
16 1342 1342/1342 1342 ± 0.00006071 4.634 4.47/4.834 4.644 ± 0.241
17 1342 1342/1342 1342 ± 0.00006083 4.914 4.773/5.194 4.956 ± 0.3176
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-12 10:37:23.209
End
2024-12-12 11:45:11.581
Duration
1:07:48.371
Note, WebLog generation is not included in the time.

CASA logs for stage 8