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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.686 5.281/6.194 5.737 ± 0.5462
ea02 1342 1342/1342 1342 ± 0.00001172 5.821 5.46/6.621 6.017 ± 0.6553
ea04 1342 1342/1342 1342 ± 0 5.583 5.207/6.12 5.689 ± 0.5159
ea05 1342 1342/1342 1342 ± 0 5.93 5.452/6.542 5.919 ± 0.6039
ea06 1342 1342/1342 1342 ± 0 5.628 5.102/5.984 5.582 ± 0.5034
ea07 1342 1342/1342 1342 ± 0 5.312 5.14/5.52 5.291 ± 0.2043
ea08 1342 1342/1342 1342 ± 0.0000248 5.967 5.632/6.699 6.178 ± 0.6652
ea09 1342 1342/1342 1342 ± 0 5.248 4.98/5.837 5.389 ± 0.4414
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000003941 5.764 5.363/6.424 5.943 ± 0.608
ea13 1342 1342/1342 1342 ± 0 6.089 5.895/6.372 6.235 ± 0.4535
ea14 1342 1342/1342 1342 ± 0 6.101 5.404/6.528 6.021 ± 0.6544
ea15 1342 1342/1342 1342 ± 0 5.947 5.403/6.415 6.008 ± 0.6567
ea16 1342 1342/1342 1342 ± 0 6.159 5.631/6.665 6.195 ± 0.6839
ea17 1342 1342/1342 1342 ± 0.00001126 5.736 5.586/5.829 5.705 ± 0.1681
ea18 1342 1342/1342 1342 ± 0.000003011 5.265 4.911/5.773 5.305 ± 0.5144
ea19 1342 1342/1342 1342 ± 0 5.664 5.641/5.812 5.713 ± 0.08971
ea20 1342 1342/1342 1342 ± 0 6.348 5.825/6.917 6.345 ± 0.632
ea21 1342 1342/1342 1342 ± 0 5.719 5.458/6.368 5.907 ± 0.5558
ea22 1342 1342/1342 1342 ± 0 5.537 5.313/6.492 5.854 ± 0.6311
ea23 1342 1342/1342 1342 ± 0.000009955 5.994 5.477/6.559 6.066 ± 0.6616
ea24 1342 1342/1342 1342 ± 0 5.939 5.18/6.372 5.76 ± 0.5911
ea25 1342 1342/1342 1342 ± 0.00000469 5.571 5.415/6.33 5.863 ± 0.5862
ea26 1342 1342/1342 1342 ± 0 6.23 5.854/7.022 6.363 ± 0.6548
ea27 1342 1342/1342 1342 ± 0.000004352 5.403 5.274/5.567 5.423 ± 0.1718
ea28 1342 1342/1342 1342 ± 0.00004039 5.72 5.483/6.543 5.989 ± 0.6406
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 ± 0.00002394 5.484 5.29/5.65 5.478 ± 0.2418
3 1342 1342/1342 1342 ± 0.00002526 5.249 5.111/5.433 5.283 ± 0.2789
4 1342 1342/1342 1342 ± 0.00002419 5.32 5.176/5.584 5.35 ± 0.2971
5 1342 1342/1342 1342 ± 0.00002394 5.472 5.277/5.667 5.468 ± 0.2987
6 1342 1342/1342 1342 ± 0.00002395 5.432 5.154/5.591 5.378 ± 0.2786
7 1342 1342/1342 1342 ± 0.00002394 5.408 5.243/5.63 5.434 ± 0.2645
8 1342 1342/1342 1342 ± 0.00002394 5.442 5.144/5.55 5.374 ± 0.2901
9 1342 1342/1342 1342 ± 0.00002402 5.668 5.503/5.907 5.647 ± 0.3111
10 1342 1342/1342 1342 ± 0.00002602 6.105 5.926/6.267 6.05 ± 0.3285
11 1342 1342/1342 1342 ± 0.00002602 6.337 6.222/6.438 6.277 ± 0.313
12 1342 1342/1342 1342 ± 0.00002602 6.478 6.33/6.57 6.419 ± 0.3195
13 1342 1342/1342 1342 ± 0.00002602 6.938 6.561/7.065 6.839 ± 0.3704
14 1342 1342/1342 1342 ± 0.00002602 7.109 6.812/7.265 7.032 ± 0.392
15 1342 1342/1342 1342 ± 0.00002602 6.796 6.509/6.952 6.685 ± 0.3964
16 1342 1342/1342 1342 ± 0.00003888 5.875 5.612/6.158 5.877 ± 0.3432
17 1342 1342/1342 1342 ± 0.00003905 5.823 5.704/6.183 5.915 ± 0.3244
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
Start time
2024-04-13 04:24:08.383
End
2024-04-13 05:24:40.087
Duration
1:00:31.704
Note, WebLog generation is not included in the time.

CASA logs for stage 7