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

Statwt Summary Plot

VLASS2.1.sb38522718.eb38555682.59065.0341228125_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 5.533 5.419/6.113 5.766 ± 0.5137
ea02 1342 1342/1342 1342 ± 0 5.844 5.558/6.546 6.047 ± 0.6156
ea04 1342 1342/1342 1342 ± 0 5.669 5.274/6.246 5.808 ± 0.5564
ea05 1342 1342/1342 1342 ± 0 5.877 5.497/6.436 5.982 ± 0.5713
ea06 1342 1342/1342 1342 ± 0 3.497 3.444/3.864 3.604 ± 0.1938
ea07 1342 1342/1342 1342 ± 0 5.636 5.561/5.804 5.696 ± 0.2116
ea08 1342 1342/1342 1342 ± 0.00000164 6.001 5.689/6.81 6.221 ± 0.6442
ea09 1342 1342/1342 1342 ± 0 5.19 4.991/5.818 5.398 ± 0.4775
ea10 1342 1342/1342 1342 ± 0 5.703 5.358/6.487 5.833 ± 0.605
ea11 1342 1342/1342 1342 ± 0 6.013 5.537/6.551 6.099 ± 0.5872
ea12 1342 1342/1342 1342 ± 0 5.98 5.559/6.44 6.1 ± 0.5938
ea13 1342 1342/1342 1342 ± 0 5.913 5.799/6.412 6.108 ± 0.4637
ea14 1342 1342/1342 1342 ± 0 6.057 5.555/6.61 6.106 ± 0.6356
ea15 1342 1342/1342 1342 ± 0 5.905 5.522/6.472 6.066 ± 0.6176
ea16 1342 1342/1342 1342 ± 0 5.051 4.793/5.338 5.051 ± 0.5217
ea17 1342 1342/1342 1342 ± 0.000009036 6.249 5.902/6.713 6.368 ± 0.5968
ea18 1342 1342/1342 1342 ± 0 5.285 5.001/5.731 5.385 ± 0.4916
ea19 1342 1342/1342 1342 ± 0 6.729 6.356/6.994 6.733 ± 0.3658
ea20 1342 1342/1342 1342 ± 0 6.316 5.989/6.952 6.449 ± 0.6263
ea21 1342 1342/1342 1342 ± 0 5.907 5.631/6.524 6.079 ± 0.5603
ea22 1342 1342/1342 1342 ± 0 5.45 5.225/6.261 5.704 ± 0.5908
ea23 1342 1342/1342 1342 ± 0 6.099 5.584/6.563 6.173 ± 0.637
ea25 1342 1342/1342 1342 ± 0 5.504 5.457/5.63 5.527 ± 0.1867
ea26 1342 1342/1342 1342 ± 0 5.828 5.659/6.721 6.125 ± 0.6191
ea27 1342 1342/1342 1342 ± 0.00002911 5.642 5.395/6.428 5.86 ± 0.5734
ea28 1342 1342/1342 1342 ± 0.00002994 6.529 6.112/6.892 6.467 ± 0.5732
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 ± 0.0000249 5.6 5.435/5.774 5.562 ± 0.3134
3 1342 1342/1342 1342 ± 0.00002542 5.398 5.032/5.589 5.333 ± 0.2998
4 1342 1342/1342 1342 ± 0.00002513 5.403 5.164/5.539 5.358 ± 0.2882
5 1342 1342/1342 1342 ± 0.0000249 5.507 5.282/5.706 5.506 ± 0.31
6 1342 1342/1342 1342 ± 0.0000249 5.486 5.326/5.584 5.425 ± 0.3358
7 1342 1342/1342 1342 ± 0.0000249 5.554 5.342/5.652 5.483 ± 0.3565
8 1342 1342/1342 1342 ± 0.0000249 5.557 5.275/5.687 5.458 ± 0.3732
9 1342 1342/1342 1342 ± 0.0000249 5.849 5.471/6.035 5.75 ± 0.3684
10 1342 1342/1342 1342 ± 0.0000244 6.249 6.011/6.355 6.049 ± 0.5878
11 1342 1342/1342 1342 ± 0.0000244 6.489 6.13/6.6 6.25 ± 0.6932
12 1342 1342/1342 1342 ± 0.0000249 6.628 6.366/6.735 6.538 ± 0.3771
13 1342 1342/1342 1342 ± 0.0000249 7.058 6.656/7.17 6.926 ± 0.4015
14 1342 1342/1342 1342 ± 0.0000249 7.168 6.817/7.277 7.029 ± 0.3985
15 1342 1342/1342 1342 ± 0.0000249 6.682 6.401/6.851 6.567 ± 0.3715
16 1342 1342/1342 1342 ± 0.0000318 5.832 5.608/6.238 5.803 ± 0.6462
17 1342 1342/1342 1342 ± 0.00003255 5.936 5.646/6.271 5.893 ± 0.4132
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38522718.eb38555682.59065.0341228125_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-14 01:15:12.706
End
2024-11-14 02:08:01.936
Duration
0:52:49.229
Note, WebLog generation is not included in the time.

CASA logs for stage 8