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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.697 5.489/6.229 5.791 ± 0.7282
ea02 1342 1342/1342 1342 ± 0.000009414 5.658 5.454/6.497 5.783 ± 0.8021
ea03 1342 1342/1342 1342 ± 0.00001971 5.361 5.146/6.374 5.667 ± 0.6794
ea04 1342 1342/1342 1342 ± 0.00003457 5.385 5.015/6.249 5.495 ± 0.6719
ea05 1342 1342/1342 1342 ± 0.0000421 5.623 5.233/6.53 5.705 ± 0.8202
ea06 1342 1342/1342 1342 ± 0 5.219 4.727/5.851 5.266 ± 0.5606
ea07 1342 1342/1342 1342 ± 0.00001617 5.306 5.155/6.308 5.556 ± 0.7847
ea08 1342 1342/1342 1342 ± 0.000009569 5.749 5.394/6.766 5.851 ± 0.947
ea09 1342 1342/1342 1342 ± 0.00001954 4.99 4.781/5.82 5.19 ± 0.6009
ea10 1342 1342/1342 1342 ± 0.00003456 4.949 4.634/5.676 5.012 ± 0.6593
ea11 1342 1342/1342 1342 ± 0.0000443 5.73 5.207/6.637 5.766 ± 0.8942
ea12 1342 1342/1342 1342 ± 0.00002463 5.204 4.865/5.854 5.289 ± 0.6583
ea14 1342 1342/1342 1342 ± 0.0000376 5.639 5.321/6.59 5.761 ± 0.7832
ea15 1342 1342/1342 1342 ± 0.00004284 5.424 5.23/6.101 5.589 ± 0.7389
ea16 1342 1342/1342 1342 ± 0 5.533 5.088/6.343 5.726 ± 0.706
ea17 1342 1342/1342 1342 ± 0.00002648 5.954 5.43/6.865 5.993 ± 0.9173
ea18 1342 1342/1342 1342 ± 0.00002389 5.737 5.444/6.647 5.8 ± 0.9274
ea19 1342 1342/1342 1342 ± 0.000007096 5.324 5.163/6.281 5.541 ± 0.6965
ea20 1342 1342/1342 1342 ± 0 5.6 5.449/6.418 5.891 ± 0.5843
ea21 1342 1342/1342 1342 ± 0 5.066 4.829/5.737 5.237 ± 0.5227
ea22 1342 1342/1342 1342 ± 0.000001701 5.674 5.212/6.472 5.654 ± 0.8147
ea23 1342 1342/1342 1342 ± 0.00003136 5.785 5.33/6.654 5.828 ± 0.8312
ea24 1342 1342/1342 1342 ± 0 5.169 4.717/5.969 5.341 ± 0.6692
ea25 1342 1342/1342 1342 ± 0 5.831 5.388/6.8 6.12 ± 0.855
ea27 1342 1342/1342 1342 ± 0 5.174 4.702/6.122 5.31 ± 0.7125
ea28 1342 1342/1342 1342 ± 0 5.525 5.242/6.324 5.781 ± 0.6628
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 ± 0.00002348 5.212 4.867/5.429 5.167 ± 0.3103
5 1342 1342/1342 1342 ± 0.0000263 5.066 4.825/5.391 5.112 ± 0.3277
6 1342 1342/1342 1342 ± 0.00002348 5.231 5.016/5.496 5.245 ± 0.3146
7 1342 1342/1342 1342 ± 0.00002348 5.283 5.162/5.529 5.29 ± 0.3009
8 1342 1342/1342 1342 ± 0.00002348 5.254 5.087/5.53 5.276 ± 0.3466
9 1342 1342/1342 1342 ± 0.00002348 5.589 5.308/5.818 5.556 ± 0.3754
10 1342 1342/1342 1342 ± 0.00002348 6.029 5.777/6.314 6.041 ± 0.3569
11 1342 1342/1342 1342 ± 0.00002348 6.367 6.228/6.614 6.343 ± 0.3296
12 1342 1342/1342 1342 ± 0.00002348 6.558 6.308/6.659 6.488 ± 0.3671
13 1342 1342/1342 1342 ± 0.00002392 6.905 6.471/7.059 6.801 ± 0.3687
14 1342 1342/1342 1342 ± 0.00002608 5.547 5.317/6.114 5.793 ± 0.662
15 1342 1342/1342 1342 ± 0.00002348 6.474 5.931/6.771 6.346 ± 0.5421
16 1342 1342/1342 1342 ± 0.0000543 4.469 4.326/4.892 4.63 ± 0.4915
17 1342 1342/1342 1342 ± 0.00005673 4.394 4.193/4.654 4.485 ± 0.411
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
overwrite_modelcol
False
Start time
2025-07-29 22:12:46.785
End
2025-07-29 22:39:17.350
Duration
0:26:30.566
Note, WebLog generation is not included in the time.

CASA logs for stage 8