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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.579 5.507/6.291 5.896 ± 0.6012
ea02 1342 1342/1342 1342 ± 0.0000415 6.243 5.668/6.785 6.276 ± 0.6525
ea03 1342 1342/1342 1342 ± 0 5.736 4.998/6.155 5.633 ± 0.5954
ea04 1342 1342/1342 1342 ± 0 5.592 5.164/6.171 5.673 ± 0.556
ea05 1342 1342/1342 1342 ± 0 6.128 5.574/6.629 5.995 ± 0.6642
ea06 1342 1342/1342 1342 ± 0 4.859 4.814/4.92 4.835 ± 0.1284
ea07 1342 1342/1342 1342 ± 0 6.152 5.714/6.477 6.226 ± 0.6142
ea08 1342 1342/1342 1342 ± 0 6.163 5.754/6.905 6.312 ± 0.6832
ea09 1342 1342/1342 1342 ± 0 5.964 5.44/6.667 6.052 ± 0.7132
ea10 1342 1342/1342 1342 ± 0 6.026 5.585/6.75 6.139 ± 0.6714
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.039 5.48/6.512 6.06 ± 0.7
ea13 1342 1342/1342 1342 ± 0 6.546 6.052/6.859 6.409 ± 0.6368
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.184 5.691/6.635 6.239 ± 0.6847
ea16 1342 1342/1342 1342 ± 0 6.423 5.927/6.957 6.442 ± 0.7607
ea17 1342 1342/1342 1342 ± 0 6.668 6.043/7.284 6.676 ± 0.6761
ea18 1342 1342/1342 1342 ± 0 5.229 4.836/5.68 5.261 ± 0.5422
ea19 1342 1342/1342 1342 ± 0 6.282 5.634/6.767 6.19 ± 0.6214
ea20 1342 1342/1342 1342 ± 0 6.175 5.611/6.693 6.105 ± 0.6828
ea21 1342 1342/1342 1342 ± 0 5.928 5.657/6.58 6.097 ± 0.6251
ea22 1342 1342/1342 1342 ± 0 6.128 5.506/6.457 5.997 ± 0.5724
ea23 1342 1342/1342 1342 ± 0 6.183 5.723/6.712 6.248 ± 0.6876
ea24 1342 1342/1342 1342 ± 0 6.198 5.644/6.753 6.153 ± 0.6917
ea25 1342 1342/1342 1342 ± 0 5.865 5.447/6.41 5.92 ± 0.6139
ea26 1342 1342/1342 1342 ± 0 6.601 5.998/7.243 6.563 ± 0.7364
ea27 1342 1342/1342 1342 ± 0 5.718 5.61/6.537 5.959 ± 0.6309
ea28 1342 1342/1342 1342 ± 0 5.745 5.44/6.438 5.894 ± 0.6378
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 ± 0.00002387 5.671 5.405/5.795 5.587 ± 0.3267
4 1342 1342/1342 1342 ± 0.00002593 4.925 4.669/5.099 4.884 ± 0.2351
5 1342 1342/1342 1342 ± 0.00002387 5.559 5.33/5.754 5.521 ± 0.3549
6 1342 1342/1342 1342 ± 0.00002387 5.568 5.425/5.734 5.524 ± 0.337
7 1342 1342/1342 1342 ± 0.00002387 5.609 5.44/5.697 5.546 ± 0.3138
8 1342 1342/1342 1342 ± 0.00002387 5.485 5.292/5.671 5.459 ± 0.3493
9 1342 1342/1342 1342 ± 0.00002387 5.718 5.514/6.106 5.729 ± 0.3873
10 1342 1342/1342 1342 ± 0.00002434 6.272 6.061/6.461 6.22 ± 0.341
11 1342 1342/1342 1342 ± 0.00002434 6.529 6.306/6.63 6.439 ± 0.3238
12 1342 1342/1342 1342 ± 0.00002434 6.613 6.445/6.771 6.599 ± 0.3567
13 1342 1342/1342 1342 ± 0.00002434 7.065 6.93/7.199 7.045 ± 0.3659
14 1342 1342/1342 1342 ± 0.00002434 7.204 7.029/7.494 7.21 ± 0.3945
15 1342 1342/1342 1342 ± 0.00002434 6.82 6.608/7.05 6.803 ± 0.3547
16 1342 1342/1342 1342 ± 0.00002484 6.19 5.909/6.471 6.221 ± 0.3629
17 1342 1342/1342 1342 ± 0.00002484 6.209 5.998/6.452 6.249 ± 0.3541
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
Start time
2025-01-11 05:00:04.695
End
2025-01-11 06:19:44.780
Duration
1:19:40.085
Note, WebLog generation is not included in the time.

CASA logs for stage 8