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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.126 5.077/5.964 5.474 ± 0.6163
ea02 1342 1342/1342 1342 ± 0.00002587 5.784 5.251/6.53 5.871 ± 0.8555
ea04 1342 1342/1342 1342 ± 0.00003658 5.254 4.848/5.909 5.236 ± 0.7505
ea05 1342 1342/1342 1342 ± 0.00002515 5.444 5.027/6.452 5.631 ± 0.9219
ea06 1342 1342/1342 1342 ± 0.00003573 4.988 4.733/5.52 5.028 ± 0.6446
ea07 1342 1342/1342 1342 ± 0.00001908 5.947 5.212/6.48 5.784 ± 0.6848
ea08 1342 1342/1342 1342 ± 0.00002061 5.988 5.568/6.763 6.18 ± 0.8142
ea09 1342 1342/1342 1342 ± 0.00003551 5.6 5.072/6.421 5.55 ± 0.958
ea10 1342 1342/1342 1342 ± 0.0000221 6.035 5.01/6.285 5.685 ± 0.7192
ea11 1342 1342/1342 1342 ± 0.00002436 5.65 5.038/6.255 5.637 ± 0.7282
ea12 1342 1342/1342 1342 ± 0.00003347 5.598 5.136/6.331 5.56 ± 0.844
ea13 1342 1342/1342 1342 ± 0.00002584 5.76 5.477/6.271 5.831 ± 0.9107
ea14 1342 1342/1342 1342 ± 0.00003046 5.626 5.262/6.55 5.831 ± 0.9406
ea15 1342 1342/1342 1342 ± 0.00003494 5.346 5.025/6.17 5.504 ± 0.9127
ea16 1342 1342/1342 1342 ± 0.00003155 5.576 5.297/6.455 5.72 ± 0.9491
ea17 1342 1342/1342 1342 ± 0.00002597 5.867 5.405/6.743 6.008 ± 0.7891
ea18 1342 1342/1342 1342 ± 0.00002836 5.027 4.662/5.471 5.012 ± 0.569
ea19 1342 1342/1342 1342 ± 0.00001584 5.738 5.372/6.653 5.863 ± 0.9506
ea20 1342 1342/1342 1342 ± 0.00003069 5.753 5.544/6.603 5.952 ± 0.843
ea21 1342 1342/1342 1342 ± 0.00002628 5.468 5.243/6.285 5.669 ± 0.8417
ea22 1342 1342/1342 1342 ± 0.00003691 5.355 5.038/6.462 5.64 ± 0.9989
ea23 1342 1342/1342 1342 ± 0.00002261 5.701 5.286/6.487 5.926 ± 0.8828
ea25 1342 1342/1342 1342 ± 0.00001909 5.868 5.118/6.203 5.625 ± 0.6408
ea27 1342 1342/1342 1342 ± 0.00002338 5.789 5.128/6.237 5.575 ± 0.6795
ea28 1342 1342/1342 1342 ± 0.00002513 5.534 5.227/6.44 5.814 ± 0.7943
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 ± 0.00002413 5.297 5.102/5.537 5.319 ± 0.2657
5 1342 1342/1342 1342 ± 0.00002736 5.131 4.903/5.319 5.124 ± 0.2804
6 1342 1342/1342 1342 ± 0.00002396 5.142 5.034/5.32 5.149 ± 0.256
7 1342 1342/1342 1342 ± 0.00002396 5.144 5.024/5.282 5.155 ± 0.2167
8 1342 1342/1342 1342 ± 0.00002396 5.186 4.961/5.34 5.153 ± 0.2527
9 1342 1342/1342 1342 ± 0.00002396 5.47 5.345/5.651 5.459 ± 0.2903
10 1342 1342/1342 1342 ± 0.00002396 5.93 5.776/6.028 5.886 ± 0.2934
11 1342 1342/1342 1342 ± 0.00002396 6.228 6.073/6.294 6.161 ± 0.3048
12 1342 1342/1342 1342 ± 0.00002396 6.408 6.202/6.474 6.344 ± 0.3178
13 1342 1342/1342 1342 ± 0.00002404 6.641 6.271/6.838 6.559 ± 0.4134
14 1342 1342/1342 1342 ± 0.0000252 6.739 6.192/7.031 6.597 ± 0.5293
15 1342 1342/1342 1342 ± 0.00002917 6.711 6.483/6.961 6.648 ± 0.4221
16 1342 1342/1342 1342 ± 0.00004889 3.54 3.407/3.699 3.558 ± 0.2527
17 1342 1342/1342 1342 ± 0.00004884 3.719 3.491/3.981 3.749 ± 0.4046
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
Start time
2024-11-07 03:02:34.159
End
2024-11-07 04:12:45.578
Duration
1:10:11.419
Note, WebLog generation is not included in the time.

CASA logs for stage 8