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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.357 5.191/6.206 5.564 ± 0.7467
ea02 1342 1342/1342 1342 ± 0.00004101 5.914 5.342/6.726 5.888 ± 1.003
ea04 1342 1342/1342 1342 ± 0.0000118 5.447 5.025/6.067 5.382 ± 0.8116
ea05 1342 1342/1342 1342 ± 0.00002371 5.462 5.011/6.307 5.623 ± 0.7828
ea06 1342 1342/1342 1342 ± 0.00003014 4.977 4.675/5.326 4.852 ± 0.6207
ea07 1342 1342/1342 1342 ± 0.00003216 5.962 5.454/6.385 5.899 ± 0.7705
ea08 1342 1342/1342 1342 ± 0.00003496 6.052 5.688/6.86 6.154 ± 0.9397
ea09 1342 1342/1342 1342 ± 0.00003439 5.707 5.14/6.535 5.668 ± 0.8576
ea10 1342 1342/1342 1342 ± 0.00003653 5.958 5.307/6.685 5.864 ± 0.9053
ea11 1342 1342/1342 1342 ± 0.0000406 5.798 5.152/6.525 5.663 ± 0.9192
ea12 1342 1342/1342 1342 ± 0.00003152 5.716 5.339/6.547 5.72 ± 0.9505
ea13 1342 1342/1342 1342 ± 0.00002697 5.885 5.656/6.425 5.992 ± 0.8129
ea14 1342 1342/1342 1342 ± 0.00003357 5.532 5.079/6.414 5.639 ± 0.8141
ea15 1342 1342/1342 1342 ± 0.0000159 5.325 5.124/6.304 5.528 ± 0.9276
ea16 1342 1342/1342 1342 ± 0.00003266 5.887 5.48/6.874 6.004 ± 0.9591
ea17 1342 1342/1342 1342 ± 0.00003633 5.903 5.484/6.97 5.992 ± 0.9033
ea18 1342 1342/1342 1342 ± 0.00003762 5.021 4.766/5.735 5.092 ± 0.6217
ea19 1342 1342/1342 1342 ± 0.00001552 5.781 5.493/6.81 5.996 ± 0.8477
ea20 1342 1342/1342 1342 ± 0.00003997 5.872 5.55/6.942 6.01 ± 1.014
ea21 1342 1342/1342 1342 ± 0.0000309 5.489 5.335/6.357 5.645 ± 0.7925
ea22 1342 1342/1342 1342 ± 0.00003775 5.377 5.141/6.469 5.67 ± 0.8403
ea23 1342 1342/1342 1342 ± 0.0000335 5.842 5.459/6.615 5.833 ± 0.9205
ea25 1342 1342/1342 1342 ± 0.00003523 5.534 5.225/6.33 5.621 ± 0.7663
ea26 1342 1342/1342 1342 ± 0.00003838 5.875 5.615/6.999 6.058 ± 0.9367
ea27 1342 1342/1342 1342 ± 0.00003177 5.592 5.363/6.509 5.754 ± 0.7827
ea28 1342 1342/1342 1342 ± 0.00004245 5.674 5.391/6.615 5.785 ± 0.956
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 ± 0.00002349 5.454 5.313/5.74 5.478 ± 0.2733
5 1342 1342/1342 1342 ± 0.00002472 5.332 5.133/5.504 5.326 ± 0.2645
6 1342 1342/1342 1342 ± 0.00002349 5.357 5.148/5.512 5.307 ± 0.2789
7 1342 1342/1342 1342 ± 0.00002349 5.349 5.18/5.509 5.346 ± 0.2702
8 1342 1342/1342 1342 ± 0.00002349 5.342 5.128/5.48 5.297 ± 0.2871
9 1342 1342/1342 1342 ± 0.00002398 5.635 5.413/5.891 5.608 ± 0.3141
10 1342 1342/1342 1342 ± 0.00002349 6.079 5.866/6.257 6.037 ± 0.3305
11 1342 1342/1342 1342 ± 0.00002349 6.374 6.241/6.508 6.315 ± 0.3394
12 1342 1342/1342 1342 ± 0.00002349 6.551 6.362/6.755 6.515 ± 0.3711
13 1342 1342/1342 1342 ± 0.00002349 6.912 6.711/7.045 6.843 ± 0.3977
14 1342 1342/1342 1342 ± 0.00002383 6.828 6.541/7.092 6.772 ± 0.5023
15 1342 1342/1342 1342 ± 0.00002461 6.665 6.472/6.962 6.639 ± 0.4696
16 1342 1342/1342 1342 ± 0.00005777 4.046 3.894/4.266 4.085 ± 0.2822
17 1342 1342/1342 1342 ± 0.00005822 3.991 3.826/4.354 4.096 ± 0.3788
overwrite_modelcol
False
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-01 18:58:14.591
End
2024-11-01 19:53:46.707
Duration
0:55:32.116
Note, WebLog generation is not included in the time.

CASA logs for stage 8