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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.685 5.258/6.06 5.725 ± 0.5202
ea02 1342 1342/1342 1342 ± 0 5.877 5.322/6.423 5.927 ± 0.655
ea04 1342 1342/1342 1342 ± 0 5.486 5.113/6.079 5.63 ± 0.5701
ea05 1342 1342/1342 1342 ± 0 5.679 5.175/6.197 5.755 ± 0.6035
ea06 1342 1342/1342 1342 ± 0 5.034 4.749/5.411 5.078 ± 0.4038
ea07 1342 1342/1342 1342 ± 0 5.863 5.395/6.211 5.934 ± 0.5634
ea08 1342 1342/1342 1342 ± 0 5.853 5.486/6.58 6.068 ± 0.6665
ea09 1342 1342/1342 1342 ± 0 5.621 5.087/6.189 5.711 ± 0.6367
ea11 1342 1342/1342 1342 ± 0 5.811 5.234/6.318 5.811 ± 0.6461
ea12 1342 1342/1342 1342 ± 0 5.804 5.387/6.392 5.975 ± 0.6412
ea13 1342 1342/1342 1342 ± 0 6.065 5.668/6.377 6.097 ± 0.5231
ea14 1342 1342/1342 1342 ± 0 5.735 5.211/6.272 5.763 ± 0.6323
ea15 1342 1342/1342 1342 ± 0 5.508 5.056/6.098 5.659 ± 0.6574
ea16 1342 1342/1342 1342 ± 0 6.076 5.592/6.482 6.149 ± 0.692
ea17 1342 1342/1342 1342 ± 0.000001179 6.074 5.505/6.425 6.09 ± 0.6097
ea18 1342 1342/1342 1342 ± 0 5.057 4.732/5.508 5.148 ± 0.5176
ea19 1342 1342/1342 1342 ± 0 6.126 5.472/6.644 6.098 ± 0.6151
ea20 1342 1342/1342 1342 ± 0 6.111 5.694/6.721 6.233 ± 0.6514
ea21 1342 1342/1342 1342 ± 0 5.604 5.321/6.253 5.787 ± 0.5619
ea22 1342 1342/1342 1342 ± 0 5.669 5.188/6.281 5.771 ± 0.6401
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.468 5.137/5.991 5.606 ± 0.5734
ea26 1342 1342/1342 1342 ± 0 6.028 5.522/6.612 6.098 ± 0.689
ea27 1342 1342/1342 1342 ± 0.00003616 5.634 5.263/6.343 5.757 ± 0.5886
ea28 1342 1342/1342 1342 ± 0 5.607 5.335/6.368 5.83 ± 0.6411
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 ± 0.00002441 5.397 5.198/5.55 5.393 ± 0.2389
3 1342 1342/1342 1342 ± 0.00002442 5.084 4.963/5.401 5.15 ± 0.2494
4 1342 1342/1342 1342 ± 0.00002491 5.28 5.036/5.467 5.227 ± 0.3827
5 1342 1342/1342 1342 ± 0.00002441 5.315 5.053/5.453 5.277 ± 0.3145
6 1342 1342/1342 1342 ± 0.00002441 5.277 5.033/5.439 5.222 ± 0.2881
7 1342 1342/1342 1342 ± 0.00002441 5.271 5.17/5.466 5.289 ± 0.2497
8 1342 1342/1342 1342 ± 0.00002441 5.327 5.075/5.432 5.255 ± 0.2696
9 1342 1342/1342 1342 ± 0.00002441 5.558 5.384/5.819 5.537 ± 0.3027
10 1342 1342/1342 1342 ± 0.00002441 6.007 5.881/6.195 5.981 ± 0.3047
11 1342 1342/1342 1342 ± 0.00002441 6.239 6.105/6.377 6.185 ± 0.3153
12 1342 1342/1342 1342 ± 0.00002441 6.373 6.215/6.519 6.356 ± 0.3379
13 1342 1342/1342 1342 ± 0.00002441 6.791 6.628/7.017 6.764 ± 0.3501
14 1342 1342/1342 1342 ± 0.00002441 6.984 6.786/7.202 6.952 ± 0.4006
15 1342 1342/1342 1342 ± 0.00002441 6.618 6.411/6.848 6.559 ± 0.3747
16 1342 1342/1342 1342 ± 0.00003371 5.961 5.864/6.214 5.979 ± 0.3185
17 1342 1342/1342 1342 ± 0.00003012 5.989 5.848/6.219 5.976 ± 0.3107
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-13 07:10:30.495
End
2024-12-13 08:03:33.574
Duration
0:53:03.079
Note, WebLog generation is not included in the time.

CASA logs for stage 8