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 5.305 5.15/6.048 5.423 ± 0.7153
ea02 1342 1342/1342 1342 ± 0.00004266 5.673 5.242/6.521 5.748 ± 0.873
ea05 1342 1342/1342 1342 ± 0.00002014 5.683 5.101/6.347 5.733 ± 0.7503
ea06 1342 1342/1342 1342 ± 0.00001205 5.085 4.747/5.504 5.031 ± 0.6419
ea07 1342 1342/1342 1342 ± 0.00004276 5.762 5.26/5.87 5.512 ± 0.78
ea08 1342 1342/1342 1342 ± 0.00004268 5.955 5.576/6.825 6.055 ± 0.9559
ea09 1342 1342/1342 1342 ± 0.00002295 4.234 3.286/5.642 4.481 ± 1.141
ea10 1342 1342/1342 1342 ± 0.00004307 5.389 4.953/6.367 5.514 ± 0.859
ea11 1342 1342/1342 1342 ± 0 5.599 5.289/6.444 5.882 ± 0.6033
ea12 1342 1342/1342 1342 ± 0.00001242 5.498 5.252/6.444 5.678 ± 0.9271
ea13 1342 1342/1342 1342 ± 0.00001889 6.123 5.504/6.601 5.955 ± 0.7529
ea14 1342 1342/1342 1342 ± 0.0000379 6.443 5.833/6.921 6.072 ± 0.975
ea15 1342 1342/1342 1342 ± 0.000007471 5.331 5.149/6.158 5.54 ± 0.8013
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004346 5.714 5.552/6.788 5.865 ± 0.9171
ea18 1342 1342/1342 1342 ± 0.00003811 4.825 4.541/5.622 4.92 ± 0.7136
ea19 1342 1342/1342 1342 ± 0.0000121 5.883 5.408/6.657 5.949 ± 0.7686
ea20 1342 1342/1342 1342 ± 0.00002644 5.825 5.737/6.847 5.979 ± 1.027
ea21 1342 1342/1342 1342 ± 0.00002765 5.667 5.314/6.277 5.669 ± 0.7297
ea22 1342 1342/1342 1342 ± 0.00003766 5.466 5.134/6.485 5.622 ± 0.8212
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.356 5.254/5.45 5.324 ± 0.1813
ea26 1342 1342/1342 1342 ± 0.00003135 5.505 5.436/6.487 5.758 ± 0.7707
ea27 1342 1342/1342 1342 ± 0.00004262 5.346 5.133/6.357 5.541 ± 0.8339
ea28 1342 1342/1342 1342 ± 0.00005286 6.45 5.753/6.76 5.986 ± 1.073
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.
3 1342 1342/1342 1342 ± 0.00002638 5.533 5.208/5.807 5.493 ± 0.6532
5 1342 1342/1342 1342 ± 0.00002604 5.465 5.236/5.692 5.357 ± 0.6049
6 1342 1342/1342 1342 ± 0.00002604 5.302 5.174/5.429 5.198 ± 0.5184
7 1342 1342/1342 1342 ± 0.00002604 5.251 5.097/5.417 5.169 ± 0.4924
8 1342 1342/1342 1342 ± 0.00002604 5.238 5.015/5.389 5.133 ± 0.5154
9 1342 1342/1342 1342 ± 0.00002604 5.449 5.318/5.595 5.325 ± 0.5541
10 1342 1342/1342 1342 ± 0.00002547 5.986 5.767/6.121 5.932 ± 0.3549
11 1342 1342/1342 1342 ± 0.00002547 6.267 6.157/6.377 6.205 ± 0.3432
12 1342 1342/1342 1342 ± 0.00002547 6.449 6.143/6.515 6.345 ± 0.3702
13 1342 1342/1342 1342 ± 0.00002547 6.719 6.394/6.913 6.668 ± 0.3702
14 1342 1342/1342 1342 ± 0.00002547 6.792 6.404/6.989 6.674 ± 0.4267
15 1342 1342/1342 1342 ± 0.00002724 6.534 6.338/6.733 6.48 ± 0.4488
16 1342 1342/1342 1342 ± 0.00006027 4.116 3.909/4.315 4.118 ± 0.2736
17 1342 1342/1342 1342 ± 0.00006044 4.211 4.02/4.413 4.231 ± 0.3033
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
overwrite_modelcol
False
Start time
2024-04-22 14:02:19.800
End
2024-04-22 15:05:00.842
Duration
1:02:41.041
Note, WebLog generation is not included in the time.

CASA logs for stage 7