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

Statwt Summary Plot

VLASS2.1.sb38664748.eb38688475.59125.74132475695_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 5.134 5.003/5.77 5.227 ± 0.6343
ea02 1342 1342/1342 1342 ± 0.000046 5.514 5.073/6.283 5.541 ± 0.8119
ea03 1342 1342/1342 1342 ± 0.00001228 4.833 4.537/5.725 5.053 ± 0.6388
ea04 1342 1342/1342 1342 ± 0.00002736 5.179 4.972/5.926 5.269 ± 0.7783
ea05 1342 1342/1342 1342 ± 0.00001386 5.398 4.995/6.079 5.514 ± 0.6656
ea06 1342 1342/1342 1342 ± 0.00002795 4.914 4.681/5.643 4.979 ± 0.6954
ea07 1342 1342/1342 1342 ± 0.00004602 5.372 5.139/6.161 5.494 ± 0.754
ea08 1342 1342/1342 1342 ± 0.00004838 5.685 5.345/6.578 5.772 ± 0.8961
ea09 1342 1342/1342 1342 ± 0.00001699 5.246 5.052/6.129 5.412 ± 0.7087
ea10 1342 1342/1342 1342 ± 0.00004569 5.305 5.037/6.319 5.49 ± 0.8262
ea11 1342 1342/1342 1342 ± 0.00004649 5.368 4.89/6.226 5.371 ± 0.8249
ea12 1342 1342/1342 1342 ± 0.00003147 5.318 5.08/6.349 5.482 ± 0.8828
ea13 1342 1342/1342 1342 ± 0.0000234 5.771 5.576/6.39 5.818 ± 0.7241
ea14 1342 1342/1342 1342 ± 0.00002509 5.269 4.971/6.226 5.456 ± 0.732
ea15 1342 1342/1342 1342 ± 0.00001618 5.13 4.935/6.227 5.448 ± 0.8804
ea16 1342 1342/1342 1342 ± 0.00002389 5.623 5.351/6.583 5.769 ± 0.8199
ea17 1342 1342/1342 1342 ± 0.00005227 5.819 5.376/6.531 5.83 ± 0.8693
ea18 1342 1342/1342 1342 ± 0.00004655 4.635 4.414/5.388 4.759 ± 0.5962
ea19 1342 1342/1342 1342 ± 0.000007987 5.428 5.177/6.193 5.627 ± 0.6466
ea21 1342 1342/1342 1342 ± 0.00001981 5.49 5.058/6.152 5.513 ± 0.6858
ea22 1342 1342/1342 1342 ± 0.0000433 5.237 4.904/6.191 5.386 ± 0.767
ea23 1342 1342/1342 1342 ± 0.0000422 5.392 5.122/6.451 5.591 ± 0.8285
ea25 1342 1342/1342 1342 ± 0.00004922 5.252 5.108/6.041 5.411 ± 0.7233
ea26 1342 1342/1342 1342 ± 0.00003159 5.593 5.394/6.474 5.775 ± 0.7834
ea27 1342 1342/1342 1342 ± 0.00005079 5.258 4.97/6.22 5.402 ± 0.7764
ea28 1342 1342/1342 1342 ± 0.00005102 5.303 4.974/6.044 5.33 ± 0.7232
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 ± 0.00002383 5.112 5.002/5.321 5.128 ± 0.2438
3 1342 1342/1342 1342 ± 0.00006032 4.94 4.71/5.361 5.026 ± 0.4763
5 1342 1342/1342 1342 ± 0.00002387 5.14 4.941/5.357 5.154 ± 0.311
6 1342 1342/1342 1342 ± 0.00002383 5.125 4.947/5.244 5.111 ± 0.2808
7 1342 1342/1342 1342 ± 0.00002383 5.13 5.059/5.256 5.167 ± 0.2449
8 1342 1342/1342 1342 ± 0.00002383 5.159 4.99/5.369 5.159 ± 0.2746
9 1342 1342/1342 1342 ± 0.00002383 5.463 5.356/5.737 5.479 ± 0.3125
10 1342 1342/1342 1342 ± 0.00002383 5.885 5.734/6.073 5.856 ± 0.3211
11 1342 1342/1342 1342 ± 0.00002383 6.201 6.036/6.33 6.144 ± 0.3037
12 1342 1342/1342 1342 ± 0.00002383 6.357 6.185/6.476 6.314 ± 0.3089
13 1342 1342/1342 1342 ± 0.00002448 6.474 6.301/6.649 6.432 ± 0.331
14 1342 1342/1342 1342 ± 0.00004129 6.21 5.892/6.495 6.207 ± 0.4032
15 1342 1342/1342 1342 ± 0.00002771 6.357 6.13/6.636 6.337 ± 0.4135
16 1342 1342/1342 1342 ± 0.0000586 4.013 3.832/4.179 4.011 ± 0.2715
17 1342 1342/1342 1342 ± 0.00006096 4.161 4.004/4.314 4.169 ± 0.2668
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38664748.eb38688475.59125.74132475695_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-01-04 03:51:09.173
End
2025-01-04 04:35:37.957
Duration
0:44:28.784
Note, WebLog generation is not included in the time.

CASA logs for stage 8