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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.372 5.223/6.265 5.597 ± 0.7838
ea02 1342 1342/1342 1342 ± 0.00004651 5.773 5.195/6.68 5.891 ± 0.904
ea04 1342 1342/1342 1342 ± 0.00002243 5.533 4.944/6.044 5.464 ± 0.7756
ea05 1342 1342/1342 1342 ± 0.00001046 5.432 4.926/6.178 5.607 ± 0.7633
ea06 1342 1342/1342 1342 ± 0.00002396 4.815 4.532/5.288 4.84 ± 0.5497
ea07 1342 1342/1342 1342 ± 0.0000402 5.887 5.313/6.436 5.892 ± 0.9132
ea08 1342 1342/1342 1342 ± 0.00004406 5.775 5.441/6.872 6.091 ± 1.038
ea09 1342 1342/1342 1342 ± 0.00002369 5.713 4.997/6.51 5.723 ± 0.7913
ea10 1342 1342/1342 1342 ± 0.00004088 5.624 5.255/6.781 5.877 ± 0.9629
ea11 1342 1342/1342 1342 ± 0.00004358 5.671 5.118/6.513 5.781 ± 0.9511
ea12 1342 1342/1342 1342 ± 0.00003127 5.846 5.217/6.621 5.831 ± 0.9254
ea13 1342 1342/1342 1342 ± 0.00001049 5.666 5.441/6.315 5.894 ± 0.6988
ea14 1342 1342/1342 1342 ± 0.00003777 5.534 5.178/6.489 5.742 ± 0.9115
ea15 1342 1342/1342 1342 ± 0.000007225 5.219 4.969/6.199 5.547 ± 0.8873
ea16 1342 1342/1342 1342 ± 0.00002259 5.851 5.399/6.853 6.013 ± 1.013
ea17 1342 1342/1342 1342 ± 0.00004403 5.732 5.541/6.987 6.005 ± 1.003
ea18 1342 1342/1342 1342 ± 0.00004367 4.995 4.667/5.683 5.091 ± 0.6739
ea19 1342 1342/1342 1342 ± 0.00002297 5.71 5.382/6.675 5.958 ± 0.8731
ea20 1342 1342/1342 1342 ± 0.00004232 5.841 5.623/6.796 6.059 ± 0.9844
ea21 1342 1342/1342 1342 ± 0.0000297 5.469 5.234/6.38 5.671 ± 0.8664
ea22 1342 1342/1342 1342 ± 0.00003331 5.22 4.982/6.456 5.636 ± 0.7872
ea23 1342 1342/1342 1342 ± 0.00004144 5.743 5.413/6.7 5.928 ± 0.9977
ea25 1342 1342/1342 1342 ± 0.0000427 5.486 5.055/6.212 5.599 ± 0.8438
ea26 1342 1342/1342 1342 ± 0.00002369 5.714 5.572/6.893 6.073 ± 0.8577
ea27 1342 1342/1342 1342 ± 0.00004276 5.506 5.096/6.563 5.696 ± 0.9049
ea28 1342 1342/1342 1342 ± 0.00004316 5.773 5.265/6.652 5.87 ± 0.9621
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 5.457 5.261/5.694 5.451 ± 0.2885
5 1342 1342/1342 1342 ± 0.00003294 5.395 5.117/5.613 5.357 ± 0.3076
6 1342 1342/1342 1342 ± 0.00002348 5.223 4.997/5.332 5.154 ± 0.2627
7 1342 1342/1342 1342 ± 0.00002348 5.255 5.119/5.415 5.233 ± 0.2647
8 1342 1342/1342 1342 ± 0.00002348 5.239 5.078/5.424 5.207 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002348 5.528 5.252/5.702 5.461 ± 0.3178
10 1342 1342/1342 1342 ± 0.00002348 6.082 5.837/6.188 6.003 ± 0.3318
11 1342 1342/1342 1342 ± 0.00002348 6.303 6.202/6.531 6.312 ± 0.347
12 1342 1342/1342 1342 ± 0.00002348 6.532 6.378/6.71 6.523 ± 0.3839
13 1342 1342/1342 1342 ± 0.00002348 6.916 6.795/7.285 6.962 ± 0.4101
14 1342 1342/1342 1342 ± 0.00002348 7.241 6.991/7.511 7.18 ± 0.4648
15 1342 1342/1342 1342 ± 0.00002371 6.577 6.266/6.941 6.536 ± 0.518
16 1342 1342/1342 1342 ± 0.00005824 4.32 4.181/4.558 4.363 ± 0.2547
17 1342 1342/1342 1342 ± 0.00005951 4.408 4.246/4.639 4.453 ± 0.2931
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
Start time
2024-11-26 18:19:31.030
End
2024-11-26 19:19:27.037
Duration
0:59:56.007
Note, WebLog generation is not included in the time.

CASA logs for stage 8