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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.068 4.929/5.668 5.265 ± 0.5196
ea02 1342 1342/1342 1342 ± 0.00003734 5.462 5.165/6.229 5.555 ± 0.7502
ea04 1342 1342/1342 1342 ± 0.0000303 5.002 4.745/5.776 5.153 ± 0.6544
ea05 1342 1342/1342 1342 ± 0.00001063 5.256 4.938/6.007 5.343 ± 0.7361
ea06 1342 1342/1342 1342 ± 0.00003573 4.587 4.368/5.355 4.774 ± 0.6282
ea07 1342 1342/1342 1342 ± 0.00003576 5.366 5.023/5.869 5.416 ± 0.5561
ea08 1342 1342/1342 1342 ± 0.00003994 5.475 5.154/6.342 5.601 ± 0.7949
ea09 1342 1342/1342 1342 ± 0.00002456 5.149 4.935/6.011 5.237 ± 0.7998
ea10 1342 1342/1342 1342 ± 0.00004017 5.1 4.801/5.948 5.265 ± 0.6699
ea11 1342 1342/1342 1342 ± 0.00003153 5.241 4.887/6.16 5.381 ± 0.711
ea12 1342 1342/1342 1342 ± 0.00003651 5.291 4.894/6.174 5.425 ± 0.8305
ea13 1342 1342/1342 1342 ± 0.00001283 5.562 5.444/6.211 5.594 ± 0.8953
ea14 1342 1342/1342 1342 ± 0.00001779 5.266 4.933/6.202 5.41 ± 0.6631
ea15 1342 1342/1342 1342 ± 0.00002589 4.891 4.783/5.922 5.272 ± 0.7496
ea16 1342 1342/1342 1342 ± 0.00001882 5.384 5.199/6.256 5.651 ± 0.7069
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.0000321 4.684 4.377/5.409 4.799 ± 0.5593
ea19 1342 1342/1342 1342 ± 0.000007408 5.433 5.199/6.215 5.555 ± 0.735
ea20 1342 1342/1342 1342 ± 0.00003803 5.562 5.238/6.476 5.696 ± 0.8828
ea21 1342 1342/1342 1342 ± 0.00001435 5.082 4.796/5.938 5.253 ± 0.6495
ea22 1342 1342/1342 1342 ± 0.00002961 5.287 4.974/6.194 5.407 ± 0.7876
ea23 1342 1342/1342 1342 ± 0.00003194 5.545 5.151/6.123 5.548 ± 0.6295
ea25 1342 1342/1342 1342 ± 0.00003802 5.066 4.874/5.843 5.298 ± 0.6146
ea26 1342 1342/1342 1342 ± 0.00002011 5.443 5.318/6.374 5.568 ± 0.9286
ea27 1342 1342/1342 1342 ± 0.00004384 5.103 4.866/5.975 5.281 ± 0.6608
ea28 1342 1342/1342 1342 ± 0.00004242 5.382 5.035/6.177 5.442 ± 0.7077
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 ± 0.00002395 5.008 4.929/5.31 5.081 ± 0.265
3 1342 1342/1342 1342 ± 0.00003554 4.864 4.673/5.019 4.84 ± 0.3176
4 1342 1342/1342 1342 ± 0.0000293 4.819 4.635/4.899 4.716 ± 0.2937
5 1342 1342/1342 1342 ± 0.0000244 4.924 4.729/5.205 4.953 ± 0.329
6 1342 1342/1342 1342 ± 0.00002395 5.058 4.891/5.246 5.038 ± 0.2734
7 1342 1342/1342 1342 ± 0.00002395 5.101 4.936/5.218 5.088 ± 0.2439
8 1342 1342/1342 1342 ± 0.00002395 5.083 4.9/5.238 5.05 ± 0.2503
9 1342 1342/1342 1342 ± 0.00002395 5.343 5.204/5.511 5.328 ± 0.2928
10 1342 1342/1342 1342 ± 0.00002394 5.812 5.685/5.937 5.769 ± 0.2947
11 1342 1342/1342 1342 ± 0.00002394 6.1 5.922/6.211 6.037 ± 0.3013
12 1342 1342/1342 1342 ± 0.00002394 6.218 6.003/6.359 6.181 ± 0.2993
13 1342 1342/1342 1342 ± 0.00002425 6.327 6.173/6.489 6.314 ± 0.3064
14 1342 1342/1342 1342 ± 0.00003578 5.939 5.674/6.282 5.994 ± 0.412
15 1342 1342/1342 1342 ± 0.000024 6.284 6.022/6.567 6.247 ± 0.4195
16 1342 1342/1342 1342 ± 0.00006086 4.143 3.82/4.549 4.207 ± 0.4992
17 1342 1342/1342 1342 ± 0.00006104 4.134 3.835/4.498 4.198 ± 0.4804
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-16 19:29:21.346
End
2024-11-16 20:32:44.286
Duration
1:03:22.940
Note, WebLog generation is not included in the time.

CASA logs for stage 8