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 5.334 5.268/6.148 5.524 ± 0.79
ea02 1342 1342/1342 1342 ± 0.00004228 5.906 5.371/6.704 5.895 ± 0.9291
ea04 1342 1342/1342 1342 ± 0.00002269 5.312 5.071/6.16 5.464 ± 0.7762
ea05 1342 1342/1342 1342 ± 0.00002951 5.471 5.064/6.3 5.661 ± 0.7919
ea06 1342 1342/1342 1342 ± 0.0000334 4.959 4.731/5.331 4.898 ± 0.5373
ea07 1342 1342/1342 1342 ± 0.00003966 5.941 5.406/6.387 5.884 ± 0.8753
ea08 1342 1342/1342 1342 ± 0.00004091 6.097 5.606/6.846 6.099 ± 0.9774
ea09 1342 1342/1342 1342 ± 0.00002428 5.554 5.216/6.577 5.715 ± 0.8346
ea10 1342 1342/1342 1342 ± 0.00004125 5.969 5.332/6.795 5.853 ± 0.9862
ea11 1342 1342/1342 1342 ± 0.00004215 5.822 5.177/6.535 5.725 ± 0.9285
ea12 1342 1342/1342 1342 ± 0.00003612 5.755 5.416/6.609 5.877 ± 0.8912
ea13 1342 1342/1342 1342 ± 0.00001377 5.891 5.748/6.417 6.011 ± 0.7518
ea14 1342 1342/1342 1342 ± 0.00004236 5.531 5.242/6.466 5.73 ± 0.8491
ea15 1342 1342/1342 1342 ± 0.00001415 5.38 5.151/6.303 5.611 ± 0.9062
ea16 1342 1342/1342 1342 ± 0.00004067 5.964 5.542/6.863 6.069 ± 0.9872
ea17 1342 1342/1342 1342 ± 0.00004209 5.914 5.45/7.057 5.936 ± 0.9822
ea18 1342 1342/1342 1342 ± 0.00004208 5.022 4.695/5.733 5.086 ± 0.6776
ea19 1342 1342/1342 1342 ± 0.00001752 5.787 5.562/6.838 6.043 ± 0.8691
ea20 1342 1342/1342 1342 ± 0.00003903 5.904 5.795/7.061 6.161 ± 0.9483
ea21 1342 1342/1342 1342 ± 0.00004041 5.604 5.331/6.374 5.706 ± 0.8107
ea22 1342 1342/1342 1342 ± 0.00003748 5.397 5.074/6.425 5.635 ± 0.8422
ea23 1342 1342/1342 1342 ± 0.00004167 5.853 5.495/6.611 5.873 ± 0.9705
ea25 1342 1342/1342 1342 ± 0.00004189 5.55 5.244/6.352 5.593 ± 0.8283
ea26 1342 1342/1342 1342 ± 0.0000275 5.872 5.68/6.963 6.096 ± 0.9047
ea27 1342 1342/1342 1342 ± 0.00003944 5.582 5.172/6.585 5.7 ± 0.8445
ea28 1342 1342/1342 1342 ± 0.00004259 5.692 5.393/6.6 5.808 ± 0.9409
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 ± 0.00002348 5.385 5.258/5.69 5.441 ± 0.2698
5 1342 1342/1342 1342 ± 0.00002367 5.4 5.241/5.63 5.414 ± 0.3436
6 1342 1342/1342 1342 ± 0.00002348 5.359 5.176/5.554 5.343 ± 0.285
7 1342 1342/1342 1342 ± 0.00002348 5.381 5.252/5.561 5.389 ± 0.2691
8 1342 1342/1342 1342 ± 0.00002348 5.385 5.168/5.535 5.339 ± 0.2892
9 1342 1342/1342 1342 ± 0.00002348 5.64 5.431/5.915 5.63 ± 0.3273
10 1342 1342/1342 1342 ± 0.00002348 6.069 5.877/6.272 6.053 ± 0.3229
11 1342 1342/1342 1342 ± 0.00002348 6.366 6.239/6.498 6.318 ± 0.3398
12 1342 1342/1342 1342 ± 0.00002348 6.559 6.374/6.748 6.513 ± 0.3738
13 1342 1342/1342 1342 ± 0.00002348 6.949 6.689/7.087 6.898 ± 0.4068
14 1342 1342/1342 1342 ± 0.00002348 7.043 6.871/7.274 6.997 ± 0.4749
15 1342 1342/1342 1342 ± 0.00002441 6.771 6.548/6.97 6.683 ± 0.4539
16 1342 1342/1342 1342 ± 0.00005462 4.154 3.995/4.339 4.172 ± 0.2371
17 1342 1342/1342 1342 ± 0.00005232 4.18 4.013/4.419 4.221 ± 0.2984
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
datacolumn
residual_data
Start time
2024-11-01 18:10:36.360
End
2024-11-01 19:05:28.481
Duration
0:54:52.121
Note, WebLog generation is not included in the time.

CASA logs for stage 8