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

Statwt Summary Plot

VLASS2.1.sb38625952.eb38714976.59133.44101303241_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 5.364 5.214/6.161 5.66 ± 0.5925
ea02 1342 1342/1342 1342 ± 0.0000433 5.933 5.527/6.523 6.106 ± 0.6343
ea03 1342 1342/1342 1342 ± 0 5.555 4.84/6.053 5.477 ± 0.6484
ea04 1342 1342/1342 1342 ± 0 5.584 5.225/6.113 5.711 ± 0.561
ea05 1342 1342/1342 1342 ± 0 6.012 5.406/6.69 5.999 ± 0.6833
ea06 1342 1342/1342 1342 ± 0 4.852 4.689/5.455 5.05 ± 0.4318
ea07 1342 1342/1342 1342 ± 0 5.781 5.452/6.31 5.949 ± 0.6618
ea08 1342 1342/1342 1342 ± 0.00003868 5.928 5.495/6.615 6.138 ± 0.664
ea09 1342 1342/1342 1342 ± 0.00001732 5.864 5.259/6.569 5.936 ± 0.6458
ea10 1342 1342/1342 1342 ± 0 5.802 5.344/6.709 5.976 ± 0.7094
ea11 1342 1342/1342 1342 ± 0.00002415 5.605 5.164/6.558 5.828 ± 0.7918
ea12 1342 1342/1342 1342 ± 0 5.537 5.31/6.46 5.857 ± 0.6644
ea13 1342 1342/1342 1342 ± 0 6.295 5.764/6.395 6.193 ± 0.5035
ea15 1342 1342/1342 1342 ± 0 6.098 5.467/6.588 6.098 ± 0.6913
ea16 1342 1342/1342 1342 ± 0 6.038 5.674/6.837 6.287 ± 0.7533
ea17 1342 1342/1342 1342 ± 0.00002589 6.033 5.772/6.801 6.331 ± 0.7087
ea18 1342 1342/1342 1342 ± 0 4.837 4.574/5.485 5.041 ± 0.5145
ea19 1342 1342/1342 1342 ± 0 6.093 5.419/6.645 6.091 ± 0.628
ea20 1342 1342/1342 1342 ± 0 5.714 5.43/6.584 5.973 ± 0.6716
ea21 1342 1342/1342 1342 ± 0 5.71 5.423/6.48 5.967 ± 0.6228
ea22 1342 1342/1342 1342 ± 0.00003274 5.644 5.017/6.162 5.641 ± 0.6065
ea23 1342 1342/1342 1342 ± 0 5.776 5.454/6.602 6.051 ± 0.7089
ea24 1342 1342/1342 1342 ± 0.00004198 5.853 5.483/6.68 6.055 ± 0.6087
ea25 1342 1342/1342 1342 ± 0.00002499 5.432 5.277/6.19 5.76 ± 0.634
ea26 1342 1342/1342 1342 ± 0 6.325 5.813/6.991 6.389 ± 0.6753
ea27 1342 1342/1342 1342 ± 0.00001965 5.588 5.38/6.462 5.83 ± 0.6021
ea28 1342 1342/1342 1342 ± 0.00002783 5.503 5.235/6.262 5.781 ± 0.5911
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 ± 0.00002308 5.417 5.184/5.579 5.351 ± 0.2835
4 1342 1342/1342 1342 ± 0.00003547 5.069 4.796/5.272 5.081 ± 0.3325
5 1342 1342/1342 1342 ± 0.00002308 5.379 5.17/5.491 5.334 ± 0.3219
6 1342 1342/1342 1342 ± 0.00002308 5.369 5.165/5.5 5.293 ± 0.2947
7 1342 1342/1342 1342 ± 0.00002308 5.355 5.237/5.477 5.344 ± 0.2756
8 1342 1342/1342 1342 ± 0.00002308 5.34 5.153/5.481 5.297 ± 0.3132
9 1342 1342/1342 1342 ± 0.00002308 5.705 5.368/5.933 5.639 ± 0.3496
10 1342 1342/1342 1342 ± 0.00002308 6.171 5.891/6.331 6.09 ± 0.3437
11 1342 1342/1342 1342 ± 0.00002308 6.413 6.193/6.582 6.335 ± 0.3549
12 1342 1342/1342 1342 ± 0.00002308 6.527 6.318/6.699 6.485 ± 0.389
13 1342 1342/1342 1342 ± 0.00002308 7.005 6.765/7.101 6.915 ± 0.4181
14 1342 1342/1342 1342 ± 0.00002308 7.178 6.926/7.364 7.083 ± 0.4402
15 1342 1342/1342 1342 ± 0.00003332 6.421 6.165/6.723 6.392 ± 0.4511
16 1342 1342/1342 1342 ± 0.00004768 5.599 5.31/5.954 5.572 ± 0.4702
17 1342 1342/1342 1342 ± 0.00004478 5.788 5.555/6.125 5.747 ± 0.4687
vis
VLASS2.1.sb38625952.eb38714976.59133.44101303241_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-11 13:56:49.077
End
2025-01-11 14:40:05.275
Duration
0:43:16.199
Note, WebLog generation is not included in the time.

CASA logs for stage 8