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 5.303 5.151/6.112 5.577 ± 0.6855
ea02 1342 1342/1342 1342 ± 0.00003263 5.747 5.279/6.625 5.925 ± 0.8615
ea04 1342 1342/1342 1342 ± 0.00001953 5.243 5.003/5.891 5.435 ± 0.6829
ea05 1342 1342/1342 1342 ± 0.000008519 5.309 5.008/6.446 5.701 ± 0.7453
ea06 1342 1342/1342 1342 ± 0.00001822 4.53 4.449/5.196 4.735 ± 0.5226
ea07 1342 1342/1342 1342 ± 0.00003829 6.197 5.406/6.58 5.957 ± 0.8236
ea08 1342 1342/1342 1342 ± 0.00004378 5.764 5.398/6.782 6.04 ± 0.9246
ea09 1342 1342/1342 1342 ± 0.000001905 5.46 5.127/6.45 5.743 ± 0.7275
ea10 1342 1342/1342 1342 ± 0.00004401 5.771 5.197/6.61 5.845 ± 0.8833
ea11 1342 1342/1342 1342 ± 0.00004417 5.657 5.108/6.442 5.742 ± 0.8719
ea12 1342 1342/1342 1342 ± 0.00002035 5.549 5.306/6.238 5.762 ± 0.8258
ea13 1342 1342/1342 1342 ± 0 5.665 5.401/6.256 5.935 ± 0.6661
ea14 1342 1342/1342 1342 ± 0.00004207 5.528 5.094/6.398 5.727 ± 0.8159
ea15 1342 1342/1342 1342 ± 0.000009821 5.24 5.002/6.136 5.539 ± 0.7868
ea16 1342 1342/1342 1342 ± 0.000018 5.797 5.353/6.822 6.051 ± 1.02
ea17 1342 1342/1342 1342 ± 0.00004458 5.835 5.366/6.489 5.963 ± 0.8953
ea18 1342 1342/1342 1342 ± 0.00004236 4.777 4.679/5.392 5.043 ± 0.5876
ea19 1342 1342/1342 1342 ± 0.00002516 5.67 5.486/6.782 6.053 ± 0.8334
ea20 1342 1342/1342 1342 ± 0.00003648 5.782 5.66/6.712 6.049 ± 0.9101
ea21 1342 1342/1342 1342 ± 0.00003121 5.536 5.182/6.333 5.752 ± 0.7977
ea22 1342 1342/1342 1342 ± 0.000008356 5.308 5.014/6.353 5.645 ± 0.7197
ea23 1342 1342/1342 1342 ± 0.00003713 5.602 5.287/6.668 5.993 ± 0.9019
ea25 1342 1342/1342 1342 ± 0.00004383 5.515 5.099/6.155 5.619 ± 0.7847
ea26 1342 1342/1342 1342 ± 0 5.606 5.469/6.883 6.076 ± 0.8007
ea27 1342 1342/1342 1342 ± 0.0000437 5.525 5.203/6.501 5.712 ± 0.8256
ea28 1342 1342/1342 1342 ± 0.00004373 5.519 5.377/6.475 5.844 ± 0.8473
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 ± 0.00002358 5.239 5.037/5.428 5.202 ± 0.2729
5 1342 1342/1342 1342 ± 0.00003847 5.336 5.156/5.506 5.308 ± 0.2958
6 1342 1342/1342 1342 ± 0.00002358 5.318 5.087/5.475 5.262 ± 0.2975
7 1342 1342/1342 1342 ± 0.00002358 5.31 5.179/5.489 5.285 ± 0.2774
8 1342 1342/1342 1342 ± 0.00002358 5.285 5.144/5.408 5.233 ± 0.3066
9 1342 1342/1342 1342 ± 0.00002373 5.527 5.258/5.743 5.46 ± 0.332
10 1342 1342/1342 1342 ± 0.00002358 6.058 5.869/6.205 5.994 ± 0.3391
11 1342 1342/1342 1342 ± 0.00002358 6.273 6.151/6.45 6.244 ± 0.3465
12 1342 1342/1342 1342 ± 0.00002358 6.482 6.329/6.666 6.443 ± 0.3831
13 1342 1342/1342 1342 ± 0.00002358 6.887 6.739/7.177 6.87 ± 0.4142
14 1342 1342/1342 1342 ± 0.00002358 7.184 6.912/7.417 7.083 ± 0.4659
15 1342 1342/1342 1342 ± 0.00002466 6.478 6.11/6.784 6.399 ± 0.5598
16 1342 1342/1342 1342 ± 0.00006079 4.491 4.32/4.687 4.5 ± 0.2572
17 1342 1342/1342 1342 ± 0.00006083 4.628 4.488/4.89 4.696 ± 0.3216
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-26 09:07:13.188
End
2024-11-26 09:50:24.231
Duration
0:43:11.043
Note, WebLog generation is not included in the time.

CASA logs for stage 8