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 5.47 5.23/6.202 5.601 ± 0.6824
ea02 1342 1342/1342 1342 ± 0.00004029 5.885 5.39/6.567 5.892 ± 0.775
ea04 1342 1342/1342 1342 ± 0.0000213 5.214 4.973/5.826 5.384 ± 0.6261
ea05 1342 1342/1342 1342 ± 0.00001238 5.45 5.065/6.402 5.699 ± 0.6836
ea06 1342 1342/1342 1342 ± 0.00002717 4.897 4.775/5.621 5.105 ± 0.5619
ea07 1342 1342/1342 1342 ± 0.00004313 5.852 5.349/6.203 5.718 ± 0.8061
ea08 1342 1342/1342 1342 ± 0.00004368 5.821 5.483/6.622 5.929 ± 0.7973
ea09 1342 1342/1342 1342 ± 0.00001806 5.16 4.796/5.785 5.279 ± 0.5411
ea10 1342 1342/1342 1342 ± 0.00004321 4.99 4.622/5.666 5.074 ± 0.5915
ea11 1342 1342/1342 1342 ± 0.00004303 5.968 5.402/6.524 5.886 ± 0.8333
ea12 1342 1342/1342 1342 ± 0.0000293 5.487 5.206/6.087 5.59 ± 0.6903
ea13 1342 1342/1342 1342 ± 0.000005757 5.779 5.599/6.233 5.855 ± 0.5192
ea14 1342 1342/1342 1342 ± 0.00002707 5.63 5.263/6.495 5.833 ± 0.7986
ea15 1342 1342/1342 1342 ± 0.00001027 5.459 5.238/6.278 5.693 ± 0.7366
ea16 1342 1342/1342 1342 ± 0.0000189 5.932 5.48/6.426 5.945 ± 0.7764
ea17 1342 1342/1342 1342 ± 0.00004456 5.847 5.425/6.487 5.898 ± 0.8039
ea18 1342 1342/1342 1342 ± 0.00004117 4.927 4.669/5.62 5.083 ± 0.6328
ea19 1342 1342/1342 1342 ± 0.000008976 5.685 5.487/6.602 5.955 ± 0.782
ea20 1342 1342/1342 1342 ± 0.00003455 5.783 5.675/6.51 5.938 ± 0.8101
ea21 1342 1342/1342 1342 ± 0.00002419 5.554 5.159/6.217 5.614 ± 0.6857
ea22 1342 1342/1342 1342 ± 0.00002792 5.486 5.069/6.323 5.727 ± 0.7148
ea23 1342 1342/1342 1342 ± 0.000043 5.82 5.39/6.589 5.884 ± 0.8944
ea24 1342 1342/1342 1342 ± 0.000009244 5.026 4.891/6.032 5.367 ± 0.6058
ea25 1342 1342/1342 1342 ± 0.00004437 5.365 5.098/6.154 5.572 ± 0.7204
ea26 1342 1342/1342 1342 ± 0.00001844 5.796 5.568/6.771 6.054 ± 0.7516
ea27 1342 1342/1342 1342 ± 0.00004444 5.619 5.259/6.506 5.704 ± 0.736
ea28 1342 1342/1342 1342 ± 0.00004321 5.601 5.442/6.586 5.875 ± 0.8314
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 ± 0.00002309 5.386 5.182/5.56 5.305 ± 0.3009
5 1342 1342/1342 1342 ± 0.00002367 5.311 5.102/5.477 5.268 ± 0.3614
6 1342 1342/1342 1342 ± 0.00002308 5.358 5.068/5.518 5.317 ± 0.2956
7 1342 1342/1342 1342 ± 0.00002308 5.382 5.162/5.527 5.32 ± 0.2868
8 1342 1342/1342 1342 ± 0.00002308 5.363 5.052/5.486 5.281 ± 0.3265
9 1342 1342/1342 1342 ± 0.00002314 5.606 5.274/5.854 5.531 ± 0.3556
10 1342 1342/1342 1342 ± 0.00002308 6.064 5.785/6.135 5.945 ± 0.3219
11 1342 1342/1342 1342 ± 0.00002308 6.29 6.031/6.479 6.218 ± 0.3332
12 1342 1342/1342 1342 ± 0.00002308 6.427 6.2/6.615 6.382 ± 0.3574
13 1342 1342/1342 1342 ± 0.00002308 6.902 6.456/7.139 6.804 ± 0.4219
14 1342 1342/1342 1342 ± 0.00002958 7.013 6.507/7.19 6.843 ± 0.479
15 1342 1342/1342 1342 ± 0.00002309 6.395 6.148/6.649 6.345 ± 0.4188
16 1342 1342/1342 1342 ± 0.00005979 4.437 4.261/4.62 4.442 ± 0.2486
17 1342 1342/1342 1342 ± 0.00006103 4.746 4.565/4.935 4.742 ± 0.2584
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-12-06 10:46:59.968
End
2024-12-06 11:54:16.462
Duration
1:07:16.494
Note, WebLog generation is not included in the time.

CASA logs for stage 8