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

Statwt Summary Plot

VLASS2.1.sb38529434.eb38589592.59082.86913579861_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 5.416 5.235/5.908 5.623 ± 0.5168
ea02 1342 1342/1342 1342 ± 0 5.865 5.561/6.545 6.093 ± 0.6361
ea04 1342 1342/1342 1342 ± 0.000007674 5.298 4.954/5.811 5.417 ± 0.5047
ea05 1342 1342/1342 1342 ± 0 5.699 5.344/6.144 5.79 ± 0.5384
ea06 1342 1342/1342 1342 ± 0 4.983 4.768/5.37 5.071 ± 0.3791
ea07 1342 1342/1342 1342 ± 0 5.874 5.433/6.046 5.885 ± 0.5036
ea08 1342 1342/1342 1342 ± 0 5.767 5.599/6.605 6.093 ± 0.6322
ea09 1342 1342/1342 1342 ± 0 5.845 5.34/6.336 5.863 ± 0.5829
ea10 1342 1342/1342 1342 ± 0 5.694 5.206/6.209 5.717 ± 0.5446
ea11 1342 1342/1342 1342 ± 0 5.747 5.261/6.178 5.755 ± 0.5709
ea12 1342 1342/1342 1342 ± 0 5.679 5.347/6.251 5.827 ± 0.5999
ea13 1342 1342/1342 1342 ± 0 5.929 5.709/6.211 6.031 ± 0.4684
ea14 1342 1342/1342 1342 ± 0 5.344 5.008/5.728 5.402 ± 0.4225
ea15 1342 1342/1342 1342 ± 0 5.397 5.037/6.009 5.588 ± 0.6061
ea16 1342 1342/1342 1342 ± 0 5.946 5.6/6.467 6.092 ± 0.5882
ea17 1342 1342/1342 1342 ± 0.000009408 5.944 5.542/6.562 6.08 ± 0.5962
ea18 1342 1342/1342 1342 ± 0 4.972 4.724/5.512 5.11 ± 0.4984
ea19 1342 1342/1342 1342 ± 0 5.783 5.433/6.27 5.902 ± 0.5119
ea20 1342 1342/1342 1342 ± 0 6.032 5.607/6.526 6.133 ± 0.5861
ea21 1342 1342/1342 1342 ± 0 5.252 5.123/5.701 5.42 ± 0.3635
ea22 1342 1342/1342 1342 ± 0 5.674 5.484/6.478 5.948 ± 0.6192
ea23 1342 1342/1342 1342 ± 0 5.656 5.297/6.025 5.74 ± 0.5125
ea25 1342 1342/1342 1342 ± 0 5.547 5.146/5.933 5.616 ± 0.5317
ea26 1342 1342/1342 1342 ± 0 5.982 5.696/6.601 6.127 ± 0.5856
ea27 1342 1342/1342 1342 ± 0.000004715 5.446 5.319/6.202 5.677 ± 0.5559
ea28 1342 1342/1342 1342 ± 0.000001926 5.504 5.294/6.246 5.749 ± 0.6011
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 ± 0.00002366 5.415 5.188/5.665 5.411 ± 0.2772
3 1342 1342/1342 1342 ± 0.00002479 5.174 5.008/5.439 5.205 ± 0.2647
4 1342 1342/1342 1342 ± 0.00002459 5.31 5.104/5.498 5.278 ± 0.3452
5 1342 1342/1342 1342 ± 0.00002366 5.273 4.94/5.458 5.229 ± 0.3598
6 1342 1342/1342 1342 ± 0.00002366 5.315 5.039/5.484 5.281 ± 0.3042
7 1342 1342/1342 1342 ± 0.00002366 5.295 5.119/5.512 5.293 ± 0.2682
8 1342 1342/1342 1342 ± 0.00002366 5.201 5.071/5.394 5.231 ± 0.2772
9 1342 1342/1342 1342 ± 0.00002366 5.473 5.249/5.777 5.484 ± 0.3252
10 1342 1342/1342 1342 ± 0.00002366 5.874 5.698/6.048 5.871 ± 0.325
11 1342 1342/1342 1342 ± 0.00002366 6.133 5.884/6.247 6.06 ± 0.3366
12 1342 1342/1342 1342 ± 0.00002366 6.23 5.949/6.44 6.197 ± 0.3575
13 1342 1342/1342 1342 ± 0.00002366 6.712 6.417/6.867 6.611 ± 0.361
14 1342 1342/1342 1342 ± 0.00002366 6.872 6.654/7.14 6.787 ± 0.4174
15 1342 1342/1342 1342 ± 0.00002366 6.521 6.334/6.782 6.468 ± 0.4129
16 1342 1342/1342 1342 ± 0.00002384 5.781 5.605/6.085 5.838 ± 0.3359
17 1342 1342/1342 1342 ± 0.0000237 5.862 5.679/6.048 5.842 ± 0.3231
vis
VLASS2.1.sb38529434.eb38589592.59082.86913579861_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-29 02:39:22.028
End
2025-01-29 02:55:37.580
Duration
0:16:15.552
Note, WebLog generation is not included in the time.

CASA logs for stage 8