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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.495 5.427/6.224 5.714 ± 0.696
ea02 1342 1342/1342 1342 ± 0.00004257 6.009 5.512/6.731 6.039 ± 0.8506
ea04 1342 1342/1342 1342 ± 0.000001196 5.341 5.106/6.036 5.53 ± 0.6513
ea05 1342 1342/1342 1342 ± 0.000009759 5.638 5.276/6.618 5.864 ± 0.7718
ea06 1342 1342/1342 1342 ± 0 4.971 4.799/5.368 5.002 ± 0.4813
ea07 1342 1342/1342 1342 ± 0.00004272 5.991 5.524/6.37 6.018 ± 0.8269
ea08 1342 1342/1342 1342 ± 0.00004272 6.116 5.723/6.954 6.23 ± 0.8903
ea09 1342 1342/1342 1342 ± 0.000003163 5.664 5.305/6.556 5.767 ± 0.8204
ea10 1342 1342/1342 1342 ± 0.00004272 5.893 5.427/6.834 6.018 ± 0.8656
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000006432 5.711 5.442/6.608 5.929 ± 0.8668
ea13 1342 1342/1342 1342 ± 0.000004781 6.113 5.928/6.588 6.18 ± 0.7857
ea14 1342 1342/1342 1342 ± 0.00001072 5.638 5.312/6.55 5.923 ± 0.7829
ea15 1342 1342/1342 1342 ± 0 5.681 5.457/6.537 5.946 ± 0.8288
ea16 1342 1342/1342 1342 ± 0.00002028 6.112 5.705/6.932 6.271 ± 0.9084
ea17 1342 1342/1342 1342 ± 0.00004272 5.939 5.659/7.145 6.121 ± 0.8747
ea18 1342 1342/1342 1342 ± 0.00002705 5.021 4.752/5.674 5.149 ± 0.6125
ea19 1342 1342/1342 1342 ± 0.000001196 5.925 5.71/6.932 6.214 ± 0.8403
ea20 1342 1342/1342 1342 ± 0.00001025 5.94 5.803/6.969 6.174 ± 0.8995
ea21 1342 1342/1342 1342 ± 0.00001736 5.703 5.429/6.514 5.92 ± 0.7685
ea22 1342 1342/1342 1342 ± 0.00003471 5.429 5.079/6.305 5.59 ± 0.8198
ea23 1342 1342/1342 1342 ± 0.0000414 5.857 5.637/6.756 6.109 ± 0.915
ea25 1342 1342/1342 1342 ± 0.00004115 5.624 5.419/6.479 5.8 ± 0.8065
ea26 1342 1342/1342 1342 ± 0 6.036 5.851/7.103 6.254 ± 0.8895
ea27 1342 1342/1342 1342 ± 0.00004272 5.664 5.235/6.568 5.819 ± 0.7732
ea28 1342 1342/1342 1342 ± 0.00004272 5.803 5.594/6.742 6.041 ± 0.8331
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 ± 0.00002392 5.607 5.429/5.841 5.584 ± 0.2891
5 1342 1342/1342 1342 ± 0.00002392 5.613 5.323/5.763 5.562 ± 0.3385
6 1342 1342/1342 1342 ± 0.00002415 5.529 5.31/5.672 5.509 ± 0.3278
7 1342 1342/1342 1342 ± 0.00002392 5.516 5.418/5.712 5.511 ± 0.2868
8 1342 1342/1342 1342 ± 0.00002392 5.534 5.291/5.688 5.467 ± 0.3134
9 1342 1342/1342 1342 ± 0.00002392 5.751 5.599/5.997 5.723 ± 0.3477
10 1342 1342/1342 1342 ± 0.00002392 6.194 6.043/6.341 6.137 ± 0.3525
11 1342 1342/1342 1342 ± 0.00002392 6.507 6.273/6.599 6.387 ± 0.3633
12 1342 1342/1342 1342 ± 0.00002392 6.577 6.469/6.797 6.497 ± 0.5197
13 1342 1342/1342 1342 ± 0.00002392 7.093 6.96/7.255 7.025 ± 0.4257
14 1342 1342/1342 1342 ± 0.00002392 7.254 6.92/7.462 7.172 ± 0.4842
15 1342 1342/1342 1342 ± 0.00002392 7.003 6.763/7.213 6.894 ± 0.5097
16 1342 1342/1342 1342 ± 0.000061 4.594 4.464/4.706 4.58 ± 0.1976
17 1342 1342/1342 1342 ± 0.00006034 4.663 4.517/4.749 4.629 ± 0.2177
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-19 15:16:16.810
End
2024-11-19 16:14:48.983
Duration
0:58:32.172
Note, WebLog generation is not included in the time.

CASA logs for stage 8