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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.481 5.197/6.197 5.585 ± 0.7297
ea02 1342 1342/1342 1342 ± 0.0000433 5.915 5.407/6.564 5.876 ± 0.8036
ea04 1342 1342/1342 1342 ± 0.00002439 5.258 4.988/5.826 5.371 ± 0.6304
ea05 1342 1342/1342 1342 ± 0.00001858 5.395 5.066/6.317 5.665 ± 0.6961
ea06 1342 1342/1342 1342 ± 0.00003035 4.91 4.794/5.621 5.109 ± 0.5589
ea07 1342 1342/1342 1342 ± 0.00004305 5.863 5.366/6.199 5.705 ± 0.8432
ea08 1342 1342/1342 1342 ± 0.0000443 5.842 5.517/6.605 5.915 ± 0.8248
ea09 1342 1342/1342 1342 ± 0.00002257 5.17 4.792/5.803 5.254 ± 0.572
ea10 1342 1342/1342 1342 ± 0.00004328 5.016 4.63/5.663 5.057 ± 0.6306
ea11 1342 1342/1342 1342 ± 0.00004274 5.975 5.397/6.514 5.871 ± 0.8648
ea12 1342 1342/1342 1342 ± 0.00003266 5.486 5.225/6.056 5.567 ± 0.7062
ea13 1342 1342/1342 1342 ± 0.000008447 5.78 5.607/6.218 5.805 ± 0.5546
ea14 1342 1342/1342 1342 ± 0.00003061 5.67 5.279/6.553 5.844 ± 0.8325
ea15 1342 1342/1342 1342 ± 0.00001763 5.463 5.236/6.264 5.673 ± 0.7485
ea16 1342 1342/1342 1342 ± 0.00002839 5.825 5.493/6.423 5.928 ± 0.7805
ea17 1342 1342/1342 1342 ± 0.00004381 5.841 5.436/6.503 5.875 ± 0.8636
ea18 1342 1342/1342 1342 ± 0.00004216 4.951 4.695/5.594 5.084 ± 0.6291
ea19 1342 1342/1342 1342 ± 0.0000137 5.7 5.499/6.554 5.947 ± 0.7933
ea20 1342 1342/1342 1342 ± 0.00003752 5.796 5.622/6.628 5.937 ± 0.8197
ea21 1342 1342/1342 1342 ± 0.00002963 5.555 5.211/6.207 5.607 ± 0.6998
ea22 1342 1342/1342 1342 ± 0.00003438 5.501 5.097/6.311 5.712 ± 0.743
ea23 1342 1342/1342 1342 ± 0.0000428 5.841 5.415/6.578 5.866 ± 0.9418
ea24 1342 1342/1342 1342 ± 0.00001106 4.98 4.802/6.04 5.337 ± 0.6244
ea25 1342 1342/1342 1342 ± 0.00004361 5.374 5.099/6.154 5.564 ± 0.7484
ea26 1342 1342/1342 1342 ± 0.00002281 5.79 5.581/6.765 6.016 ± 0.7884
ea27 1342 1342/1342 1342 ± 0.0000443 5.624 5.272/6.497 5.692 ± 0.7653
ea28 1342 1342/1342 1342 ± 0.00004312 5.621 5.459/6.578 5.86 ± 0.8607
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 ± 0.00002322 5.392 5.224/5.585 5.336 ± 0.3009
5 1342 1342/1342 1342 ± 0.00002382 5.282 5.045/5.48 5.234 ± 0.3428
6 1342 1342/1342 1342 ± 0.00002321 5.372 5.088/5.548 5.335 ± 0.293
7 1342 1342/1342 1342 ± 0.00002321 5.409 5.172/5.539 5.335 ± 0.2872
8 1342 1342/1342 1342 ± 0.00002321 5.373 5.066/5.51 5.293 ± 0.3243
9 1342 1342/1342 1342 ± 0.00002328 5.622 5.273/5.866 5.544 ± 0.3491
10 1342 1342/1342 1342 ± 0.00002321 6.05 5.782/6.133 5.943 ± 0.3207
11 1342 1342/1342 1342 ± 0.00002321 6.284 6.04/6.483 6.216 ± 0.3319
12 1342 1342/1342 1342 ± 0.00002321 6.409 6.195/6.599 6.379 ± 0.359
13 1342 1342/1342 1342 ± 0.00002321 6.888 6.462/7.114 6.794 ± 0.4228
14 1342 1342/1342 1342 ± 0.00002976 6.991 6.745/7.19 6.834 ± 0.483
15 1342 1342/1342 1342 ± 0.00002333 6.42 6.124/6.661 6.352 ± 0.4223
16 1342 1342/1342 1342 ± 0.00005786 4.378 4.204/4.571 4.387 ± 0.2581
17 1342 1342/1342 1342 ± 0.00006056 4.528 4.361/4.725 4.53 ± 0.2442
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
output_dir
 
Start time
2024-12-06 20:29:49.719
End
2024-12-06 21:28:45.988
Duration
0:58:56.269
Note, WebLog generation is not included in the time.

CASA logs for stage 8