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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.44 5.231/6.209 5.519 ± 0.8884
ea02 1342 1342/1342 1342 ± 0.00004374 5.931 5.405/6.668 5.864 ± 0.9806
ea04 1342 1342/1342 1342 ± 0.00001666 5.102 4.921/5.822 5.2 ± 0.8101
ea05 1342 1342/1342 1342 ± 0.00002367 5.568 4.974/6.306 5.553 ± 0.7891
ea06 1342 1342/1342 1342 ± 0.00002214 5.306 4.834/5.917 5.228 ± 0.8586
ea07 1342 1342/1342 1342 ± 0.00004394 5.921 5.381/6.252 5.686 ± 0.9133
ea08 1342 1342/1342 1342 ± 0.0000448 6.047 5.61/6.912 6.029 ± 1.07
ea09 1342 1342/1342 1342 ± 0.00002782 5.291 5.001/6.064 5.429 ± 0.7447
ea10 1342 1342/1342 1342 ± 0.0000445 5.235 4.936/5.978 5.231 ± 0.8172
ea11 1342 1342/1342 1342 ± 0.00004451 5.923 5.287/6.569 5.744 ± 0.9944
ea12 1342 1342/1342 1342 ± 0.00002902 5.771 5.305/6.416 5.603 ± 0.9907
ea13 1342 1342/1342 1342 ± 0.00001539 5.805 5.594/6.295 5.834 ± 0.7194
ea14 1342 1342/1342 1342 ± 0.00003455 5.727 5.286/6.539 5.765 ± 0.8697
ea15 1342 1342/1342 1342 ± 0.000004799 5.42 5.136/6.21 5.465 ± 0.9174
ea16 1342 1342/1342 1342 ± 0.00003419 5.849 5.486/6.704 5.909 ± 0.8872
ea17 1342 1342/1342 1342 ± 0.00004575 6.039 5.481/6.875 5.949 ± 1.071
ea18 1342 1342/1342 1342 ± 0.00004455 5.157 4.861/5.716 5.027 ± 0.7357
ea19 1342 1342/1342 1342 ± 0.000004491 5.93 5.454/6.65 5.931 ± 0.7227
ea20 1342 1342/1342 1342 ± 0.00003918 5.931 5.83/6.896 6.032 ± 1.103
ea21 1342 1342/1342 1342 ± 0.00003243 5.508 5.291/6.201 5.549 ± 0.7873
ea22 1342 1342/1342 1342 ± 0.00004242 5.541 5.247/6.498 5.707 ± 0.8822
ea23 1342 1342/1342 1342 ± 0.00004873 6.402 6.153/6.766 5.962 ± 1.17
ea24 1342 1342/1342 1342 ± 0.00001583 5.266 4.849/6.051 5.42 ± 0.6987
ea25 1342 1342/1342 1342 ± 0.00004473 5.649 5.285/6.421 5.614 ± 0.9451
ea26 1342 1342/1342 1342 ± 0.00003353 5.815 5.46/6.874 6.01 ± 0.9105
ea27 1342 1342/1342 1342 ± 0.00004446 5.686 5.247/6.575 5.691 ± 0.9638
ea28 1342 1342/1342 1342 ± 0.00004452 5.738 5.567/6.737 5.881 ± 1.018
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 ± 0.00002812 5.471 5.249/5.77 5.476 ± 0.2954
5 1342 1342/1342 1342 ± 0.00002451 5.294 5.013/5.483 5.296 ± 0.2903
6 1342 1342/1342 1342 ± 0.00002413 5.369 5.047/5.518 5.291 ± 0.2898
7 1342 1342/1342 1342 ± 0.0000236 5.395 5.197/5.592 5.368 ± 0.2707
8 1342 1342/1342 1342 ± 0.0000236 5.399 5.119/5.485 5.313 ± 0.3129
9 1342 1342/1342 1342 ± 0.00002377 5.642 5.326/5.846 5.568 ± 0.3197
10 1342 1342/1342 1342 ± 0.00002318 6.089 5.777/6.207 6.015 ± 0.3243
11 1342 1342/1342 1342 ± 0.00002318 6.329 6.05/6.563 6.3 ± 0.3049
12 1342 1342/1342 1342 ± 0.00002318 6.449 6.235/6.667 6.449 ± 0.3395
13 1342 1342/1342 1342 ± 0.00002318 6.703 6.467/7.015 6.693 ± 0.3534
14 1342 1342/1342 1342 ± 0.00002327 6.547 6.303/6.858 6.536 ± 0.4166
15 1342 1342/1342 1342 ± 0.00002537 6.536 6.003/6.785 6.437 ± 0.4342
16 1342 1342/1342 1342 ± 0.00005819 3.877 3.663/4.158 3.919 ± 0.3207
17 1342 1342/1342 1342 ± 0.00005935 3.952 3.742/4.304 4.025 ± 0.3527
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
output_dir
 
Start time
2024-11-07 23:53:02.372
End
2024-11-08 00:44:47.692
Duration
0:51:45.321
Note, WebLog generation is not included in the time.

CASA logs for stage 8