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 5.061 4.93/5.895 5.336 ± 0.7139
ea02 1342 1342/1342 1342 ± 0.00003551 5.701 5.106/6.388 5.698 ± 0.8705
ea04 1342 1342/1342 1342 ± 0.00003248 5.097 4.818/5.847 5.258 ± 0.6885
ea05 1342 1342/1342 1342 ± 0.00001575 5.291 4.919/6.31 5.522 ± 0.8776
ea06 1342 1342/1342 1342 ± 0.00003409 4.958 4.738/5.534 5.088 ± 0.6334
ea07 1342 1342/1342 1342 ± 0.00003387 5.559 5.098/5.99 5.517 ± 0.7757
ea08 1342 1342/1342 1342 ± 0.00003393 5.857 5.311/6.651 5.942 ± 0.9219
ea09 1342 1342/1342 1342 ± 0.00002648 5.377 4.986/6.255 5.464 ± 0.8658
ea10 1342 1342/1342 1342 ± 0.00003452 5.442 4.885/6.238 5.507 ± 0.8406
ea11 1342 1342/1342 1342 ± 0.00003673 5.605 5.014/6.256 5.52 ± 0.8401
ea12 1342 1342/1342 1342 ± 0.00003666 5.29 5.021/6.262 5.475 ± 0.8444
ea13 1342 1342/1342 1342 ± 0.00001899 5.725 5.27/6.078 5.692 ± 0.8304
ea14 1342 1342/1342 1342 ± 0.00003033 5.487 5.106/6.386 5.687 ± 0.9172
ea15 1342 1342/1342 1342 ± 0.00003041 5.267 4.94/6.064 5.506 ± 0.8371
ea16 1342 1342/1342 1342 ± 0.00002543 5.526 5.096/6.328 5.606 ± 0.9364
ea17 1342 1342/1342 1342 ± 0.00003764 5.739 5.179/6.755 5.83 ± 0.9342
ea18 1342 1342/1342 1342 ± 0.0000365 4.748 4.546/5.509 4.867 ± 0.6516
ea19 1342 1342/1342 1342 ± 0.00001094 5.519 5.261/6.545 5.765 ± 0.948
ea20 1342 1342/1342 1342 ± 0.00003652 5.621 5.432/6.539 5.801 ± 0.8643
ea21 1342 1342/1342 1342 ± 0.0000261 5.316 5.036/6.087 5.465 ± 0.8524
ea22 1342 1342/1342 1342 ± 0.00003659 5.373 4.936/6.378 5.57 ± 0.9408
ea23 1342 1342/1342 1342 ± 0.00003174 5.587 5.172/6.336 5.686 ± 0.8636
ea25 1342 1342/1342 1342 ± 0.00003702 5.35 4.978/6.107 5.414 ± 0.7822
ea27 1342 1342/1342 1342 ± 0.00003596 5.305 4.914/6.22 5.432 ± 0.815
ea28 1342 1342/1342 1342 ± 0.00003592 5.378 5.148/6.348 5.618 ± 0.847
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 ± 0.00002393 5.12 4.93/5.307 5.104 ± 0.2431
5 1342 1342/1342 1342 ± 0.00002525 5.11 4.817/5.384 5.09 ± 0.3712
6 1342 1342/1342 1342 ± 0.00002393 5.052 4.96/5.176 5.047 ± 0.2334
7 1342 1342/1342 1342 ± 0.00002393 5.053 4.93/5.176 5.056 ± 0.1973
8 1342 1342/1342 1342 ± 0.00002393 5.091 4.91/5.252 5.066 ± 0.2368
9 1342 1342/1342 1342 ± 0.00002393 5.379 5.285/5.562 5.371 ± 0.2699
10 1342 1342/1342 1342 ± 0.00002393 5.837 5.677/5.957 5.793 ± 0.2771
11 1342 1342/1342 1342 ± 0.00002393 6.077 5.958/6.221 6.067 ± 0.2898
12 1342 1342/1342 1342 ± 0.00002393 6.307 6.051/6.378 6.235 ± 0.2952
13 1342 1342/1342 1342 ± 0.00002435 6.412 6.176/6.606 6.346 ± 0.3524
14 1342 1342/1342 1342 ± 0.00002393 6.829 6.616/7.071 6.778 ± 0.3785
15 1342 1342/1342 1342 ± 0.00003576 6.544 6.346/6.805 6.49 ± 0.4579
16 1342 1342/1342 1342 ± 0.00005179 3.781 3.673/3.884 3.782 ± 0.1963
17 1342 1342/1342 1342 ± 0.00005071 3.784 3.647/3.945 3.809 ± 0.3403
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
overwrite_modelcol
False
Start time
2024-11-06 10:41:59.165
End
2024-11-06 11:31:18.337
Duration
0:49:19.172
Note, WebLog generation is not included in the time.

CASA logs for stage 8