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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.735 5.547/6.318 5.937 ± 0.4777
ea02 1342 1342/1342 1342 ± 0 5.93 5.646/6.78 6.245 ± 0.6073
ea04 1342 1342/1342 1342 ± 0.00002955 5.478 5.167/6.166 5.684 ± 0.5868
ea05 1342 1342/1342 1342 ± 0 5.961 5.584/6.447 6.042 ± 0.5703
ea06 1342 1342/1342 1342 ± 0 3.428 2.928/3.644 3.29 ± 0.3994
ea07 1342 1342/1342 1342 ± 0 5.58 5.439/5.769 5.658 ± 0.2611
ea08 1342 1342/1342 1342 ± 0 6.075 5.884/7.148 6.46 ± 0.6518
ea09 1342 1342/1342 1342 ± 0 5.537 5.258/6.127 5.68 ± 0.4867
ea10 1342 1342/1342 1342 ± 0.000008207 5.679 5.451/6.599 5.936 ± 0.6356
ea11 1342 1342/1342 1342 ± 0 6.237 5.704/6.707 6.294 ± 0.5536
ea12 1342 1342/1342 1342 ± 0 6.009 5.442/6.442 6.063 ± 0.587
ea13 1342 1342/1342 1342 ± 0 6.147 5.85/6.375 6.206 ± 0.4384
ea14 1342 1342/1342 1342 ± 0 5.728 5.361/6.433 5.87 ± 0.6448
ea15 1342 1342/1342 1342 ± 0 5.858 5.391/6.528 6.026 ± 0.6971
ea16 1342 1342/1342 1342 ± 0 4.925 4.736/5.25 5.012 ± 0.3565
ea17 1342 1342/1342 1342 ± 0 6.253 5.941/6.821 6.408 ± 0.635
ea18 1342 1342/1342 1342 ± 0 5.415 5.058/5.862 5.475 ± 0.4822
ea19 1342 1342/1342 1342 ± 0 6.744 6.356/7.023 6.733 ± 0.4351
ea20 1342 1342/1342 1342 ± 0 6.368 5.974/6.944 6.462 ± 0.6189
ea21 1342 1342/1342 1342 ± 0 5.784 5.531/6.532 5.979 ± 0.6206
ea22 1342 1342/1342 1342 ± 0 5.672 5.44/6.495 5.919 ± 0.5901
ea23 1342 1342/1342 1342 ± 0 5.683 5.557/6.596 6.068 ± 0.6556
ea25 1342 1342/1342 1342 ± 0 5.626 5.401/5.746 5.581 ± 0.2533
ea26 1342 1342/1342 1342 ± 0 6.132 5.825/6.957 6.345 ± 0.5859
ea27 1342 1342/1342 1342 ± 0.000009841 5.755 5.536/6.55 5.949 ± 0.5857
ea28 1342 1342/1342 1342 ± 0.000002142 6.685 6.212/6.945 6.584 ± 0.5773
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 ± 0.00002508 5.745 5.347/5.819 5.59 ± 0.3733
3 1342 1342/1342 1342 ± 0.00003523 5.482 5.14/5.778 5.449 ± 0.3401
4 1342 1342/1342 1342 ± 0.00002558 5.407 5.213/5.638 5.384 ± 0.3127
5 1342 1342/1342 1342 ± 0.00002458 5.489 5.2/5.665 5.371 ± 0.6206
6 1342 1342/1342 1342 ± 0.00002458 5.54 5.244/5.62 5.37 ± 0.6034
7 1342 1342/1342 1342 ± 0.00002458 5.483 5.374/5.672 5.429 ± 0.58
8 1342 1342/1342 1342 ± 0.00002508 5.469 5.345/5.728 5.509 ± 0.3261
9 1342 1342/1342 1342 ± 0.00002458 5.765 5.531/6.113 5.668 ± 0.6557
10 1342 1342/1342 1342 ± 0.00002458 6.245 6.044/6.439 6.094 ± 0.6216
11 1342 1342/1342 1342 ± 0.00002458 6.454 6.187/6.685 6.296 ± 0.7324
12 1342 1342/1342 1342 ± 0.00002458 6.544 6.33/6.779 6.421 ± 0.7367
13 1342 1342/1342 1342 ± 0.00002458 7.016 6.735/7.272 6.815 ± 0.7762
14 1342 1342/1342 1342 ± 0.00002458 7.12 6.839/7.375 6.96 ± 0.78
15 1342 1342/1342 1342 ± 0.00002508 6.695 6.594/6.877 6.648 ± 0.3894
16 1342 1342/1342 1342 ± 0.00002681 5.913 5.693/6.218 5.928 ± 0.399
17 1342 1342/1342 1342 ± 0.00002541 5.911 5.698/6.223 5.926 ± 0.4032
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-31 05:45:26.315
End
2024-12-31 06:52:09.799
Duration
1:06:43.484
Note, WebLog generation is not included in the time.

CASA logs for stage 8