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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.305 5.177/5.998 5.386 ± 0.7767
ea02 1342 1342/1342 1342 ± 0.00004238 5.881 5.341/6.637 5.777 ± 0.9966
ea04 1342 1342/1342 1342 ± 0.000006717 5.254 4.94/5.904 5.196 ± 0.8676
ea05 1342 1342/1342 1342 ± 0.000009805 5.507 5.128/6.268 5.632 ± 0.7375
ea06 1342 1342/1342 1342 ± 0.00001678 4.741 4.573/5.164 4.646 ± 0.6909
ea07 1342 1342/1342 1342 ± 0.00004277 5.783 5.374/6.236 5.616 ± 0.8566
ea08 1342 1342/1342 1342 ± 0.00004272 5.931 5.557/6.799 5.976 ± 1.018
ea10 1342 1342/1342 1342 ± 0.00004279 5.865 5.212/6.498 5.635 ± 0.9257
ea11 1342 1342/1342 1342 ± 0.00004266 5.726 5.088/6.351 5.521 ± 0.9093
ea12 1342 1342/1342 1342 ± 0.00002334 5.553 5.22/6.535 5.608 ± 1.056
ea13 1342 1342/1342 1342 ± 0.00002109 5.879 5.744/6.409 5.988 ± 0.7669
ea14 1342 1342/1342 1342 ± 0.00001016 5.612 5.123/6.352 5.553 ± 0.8035
ea15 1342 1342/1342 1342 ± 0.000002498 5.249 5.038/6.151 5.389 ± 0.9498
ea16 1342 1342/1342 1342 ± 0.00001811 5.88 5.549/6.845 5.92 ± 0.9232
ea17 1342 1342/1342 1342 ± 0.00004448 5.772 5.294/6.539 5.723 ± 0.9614
ea18 1342 1342/1342 1342 ± 0.0000419 4.904 4.567/5.517 4.858 ± 0.7163
ea19 1342 1342/1342 1342 ± 0 5.757 5.514/6.707 5.927 ± 0.794
ea20 1342 1342/1342 1342 ± 0.00002543 5.885 5.716/6.799 6.061 ± 0.8952
ea21 1342 1342/1342 1342 ± 0.00001533 5.487 5.333/6.229 5.582 ± 0.7624
ea22 1342 1342/1342 1342 ± 0.00003639 5.444 5.123/6.445 5.628 ± 0.8542
ea23 1342 1342/1342 1342 ± 0.00003572 5.675 5.343/6.341 5.681 ± 0.8695
ea25 1342 1342/1342 1342 ± 0.00004273 5.329 5.023/6.109 5.37 ± 0.8284
ea26 1342 1342/1342 1342 ± 0.00003028 5.841 5.725/6.92 6.083 ± 0.8934
ea27 1342 1342/1342 1342 ± 0.00004322 5.51 5.089/6.367 5.476 ± 0.8802
ea28 1342 1342/1342 1342 ± 0.00004279 5.614 5.365/6.549 5.708 ± 0.925
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 ± 0.00002396 5.282 5.1/5.608 5.342 ± 0.2971
5 1342 1342/1342 1342 ± 0.00002396 5.284 4.976/5.484 5.203 ± 0.4013
6 1342 1342/1342 1342 ± 0.00002396 5.36 5.102/5.525 5.31 ± 0.3222
7 1342 1342/1342 1342 ± 0.00002396 5.347 5.165/5.518 5.333 ± 0.2826
8 1342 1342/1342 1342 ± 0.00002396 5.35 5.126/5.512 5.291 ± 0.3021
9 1342 1342/1342 1342 ± 0.00002396 5.627 5.467/5.884 5.61 ± 0.3266
10 1342 1342/1342 1342 ± 0.00002396 6.04 5.907/6.204 5.994 ± 0.3542
11 1342 1342/1342 1342 ± 0.00002396 6.348 6.164/6.447 6.256 ± 0.368
12 1342 1342/1342 1342 ± 0.00002396 6.473 6.288/6.66 6.427 ± 0.3868
13 1342 1342/1342 1342 ± 0.00002396 6.747 6.432/6.924 6.649 ± 0.4128
14 1342 1342/1342 1342 ± 0.0000259 6.473 6.185/6.928 6.52 ± 0.5601
15 1342 1342/1342 1342 ± 0.0000252 6.649 6.345/6.824 6.519 ± 0.4884
16 1342 1342/1342 1342 ± 0.00005956 3.799 3.618/4.095 3.86 ± 0.3831
17 1342 1342/1342 1342 ± 0.00006084 3.953 3.737/4.197 3.961 ± 0.3703
datacolumn
residual_data
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-07 16:11:46.559
End
2024-11-07 17:02:11.677
Duration
0:50:25.118
Note, WebLog generation is not included in the time.

CASA logs for stage 8