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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.232 5.049/5.958 5.512 ± 0.6839
ea02 1342 1342/1342 1342 ± 0.00003615 5.544 5.203/6.614 5.881 ± 0.8931
ea04 1342 1342/1342 1342 ± 0.00001749 5.28 4.952/5.937 5.447 ± 0.704
ea05 1342 1342/1342 1342 ± 0.00003258 5.413 5.055/6.556 5.754 ± 0.7905
ea06 1342 1342/1342 1342 ± 0.00002651 4.529 4.309/5.219 4.716 ± 0.5321
ea07 1342 1342/1342 1342 ± 0.00004279 5.576 5.297/6.295 5.806 ± 0.7945
ea08 1342 1342/1342 1342 ± 0.00004288 5.605 5.223/6.757 5.973 ± 0.9432
ea09 1342 1342/1342 1342 ± 0 5.399 5.121/6.527 5.748 ± 0.7705
ea10 1342 1342/1342 1342 ± 0.00004383 5.57 5.151/6.575 5.804 ± 0.8522
ea11 1342 1342/1342 1342 ± 0.00004368 5.292 4.873/6.403 5.621 ± 0.8866
ea12 1342 1342/1342 1342 ± 0.00003201 5.434 5.127/6.171 5.687 ± 0.8135
ea13 1342 1342/1342 1342 ± 0 5.845 5.351/6.329 5.978 ± 0.7618
ea14 1342 1342/1342 1342 ± 0.00003583 5.301 5.024/6.324 5.647 ± 0.7798
ea15 1342 1342/1342 1342 ± 0.00001237 5.03 4.946/6.151 5.468 ± 0.8177
ea16 1342 1342/1342 1342 ± 0.00001376 5.767 5.354/6.794 6.003 ± 0.983
ea17 1342 1342/1342 1342 ± 0.00004412 5.636 5.2/6.426 5.861 ± 0.867
ea18 1342 1342/1342 1342 ± 0.00004316 4.605 4.518/5.369 4.939 ± 0.6372
ea19 1342 1342/1342 1342 ± 0.00002164 5.642 5.506/6.839 6.103 ± 0.8527
ea20 1342 1342/1342 1342 ± 0.00004044 5.687 5.547/6.712 5.964 ± 0.8742
ea21 1342 1342/1342 1342 ± 0.00002498 5.454 5.004/6.382 5.73 ± 0.8092
ea22 1342 1342/1342 1342 ± 0.000005076 5.209 4.912/6.322 5.58 ± 0.7613
ea23 1342 1342/1342 1342 ± 0.00004036 5.471 5.163/6.524 5.84 ± 0.8887
ea25 1342 1342/1342 1342 ± 0.00004516 5.27 4.963/6.105 5.553 ± 0.7975
ea26 1342 1342/1342 1342 ± 0 5.66 5.509/6.974 6.132 ± 0.8489
ea27 1342 1342/1342 1342 ± 0.00004313 5.317 5.052/6.407 5.61 ± 0.778
ea28 1342 1342/1342 1342 ± 0.00004349 5.422 5.271/6.409 5.784 ± 0.8374
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 ± 0.00002354 5.167 4.973/5.44 5.157 ± 0.3074
3 1342 1342/1342 1342 ± 0.00003281 4.877 4.713/5.057 4.801 ± 0.3853
5 1342 1342/1342 1342 ± 0.00002883 5.327 5.03/5.62 5.324 ± 0.3228
6 1342 1342/1342 1342 ± 0.00002354 5.218 4.985/5.386 5.159 ± 0.3015
7 1342 1342/1342 1342 ± 0.00002354 5.236 5.097/5.384 5.232 ± 0.282
8 1342 1342/1342 1342 ± 0.00002354 5.205 5.053/5.332 5.176 ± 0.3095
9 1342 1342/1342 1342 ± 0.00002374 5.334 5.052/5.567 5.292 ± 0.3469
10 1342 1342/1342 1342 ± 0.00002351 6.046 5.907/6.202 5.988 ± 0.3286
11 1342 1342/1342 1342 ± 0.00002351 6.308 6.162/6.426 6.248 ± 0.3439
12 1342 1342/1342 1342 ± 0.00002351 6.52 6.299/6.634 6.445 ± 0.3795
13 1342 1342/1342 1342 ± 0.00002351 6.966 6.771/7.163 6.9 ± 0.4104
14 1342 1342/1342 1342 ± 0.00002351 7.149 6.942/7.375 7.106 ± 0.4585
15 1342 1342/1342 1342 ± 0.0000288 6.369 5.971/6.82 6.353 ± 0.6189
16 1342 1342/1342 1342 ± 0.00006019 4.534 4.366/4.682 4.524 ± 0.2289
17 1342 1342/1342 1342 ± 0.00006086 4.795 4.63/4.986 4.806 ± 0.2932
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
overwrite_modelcol
False
Start time
2024-11-02 17:47:23.981
End
2024-11-02 18:42:00.799
Duration
0:54:36.819
Note, WebLog generation is not included in the time.

CASA logs for stage 8