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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.3 5.125/5.889 5.387 ± 0.6683
ea02 1342 1342/1342 1342 ± 0.00004296 5.73 5.27/6.384 5.676 ± 0.8746
ea03 1342 1342/1342 1342 ± 0.000004637 2.052 1.982/2.322 2.156 ± 0.2005
ea04 1342 1342/1342 1342 ± 0 5.37 5.194/6.332 5.574 ± 0.8281
ea05 1342 1342/1342 1342 ± 0.000008942 5.429 5.111/6.365 5.669 ± 0.743
ea06 1342 1342/1342 1342 ± 0 4.539 4.239/5.139 4.638 ± 0.5006
ea07 1342 1342/1342 1342 ± 0.00004293 5.776 5.357/6.326 5.727 ± 0.8069
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.000004111 5.386 5.142/6.399 5.57 ± 0.8128
ea10 1342 1342/1342 1342 ± 0.00004324 5.6 5.252/6.521 5.725 ± 0.8701
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000009889 5.514 5.321/6.647 5.793 ± 1.023
ea13 1342 1342/1342 1342 ± 0.00001615 5.722 5.58/6.397 5.835 ± 0.7083
ea14 1342 1342/1342 1342 ± 0.00001012 5.338 4.887/6.233 5.414 ± 0.7807
ea15 1342 1342/1342 1342 ± 0 3.4 3.178/4.251 3.647 ± 0.5839
ea16 1342 1342/1342 1342 ± 0.00001746 5.659 5.33/6.703 5.806 ± 0.9177
ea17 1342 1342/1342 1342 ± 0 6.111 5.497/7.354 6.256 ± 0.9608
ea18 1342 1342/1342 1342 ± 0.00003754 4.843 4.524/5.825 5.026 ± 0.735
ea19 1342 1342/1342 1342 ± 0 5.483 5.31/6.433 5.755 ± 0.756
ea20 1342 1342/1342 1342 ± 0 5.875 5.611/7.094 6.146 ± 0.9389
ea23 1342 1342/1342 1342 ± 0.00003696 5.47 5.177/6.385 5.636 ± 0.9404
ea24 1342 1342/1342 1342 ± 0.0000408 5.154 4.91/6.22 5.378 ± 0.7802
ea25 1342 1342/1342 1342 ± 0.00004305 5.628 5.179/6.318 5.656 ± 0.8532
ea26 1342 1342/1342 1342 ± 0 1.54 1.503/1.618 1.56 ± 0.07637
ea27 1342 1342/1342 1342 ± 0.00004549 5.466 5.113/6.471 5.564 ± 0.8515
ea28 1342 1342/1342 1342 ± 0.00004392 5.301 5.079/6.228 5.432 ± 0.7883
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 ± 0.00002442 5.152 4.851/5.442 4.844 ± 1.075
3 1342 1342/1342 1342 ± 0.00003094 5.049 4.273/5.377 4.585 ± 1.185
5 1342 1342/1342 1342 ± 0.00002442 5.278 4.864/5.492 4.89 ± 1.116
6 1342 1342/1342 1342 ± 0.00002442 5.199 4.892/5.419 4.823 ± 1.062
7 1342 1342/1342 1342 ± 0.00002442 5.28 5.029/5.395 4.914 ± 1.071
8 1342 1342/1342 1342 ± 0.00002442 5.215 4.98/5.408 4.887 ± 1.079
9 1342 1342/1342 1342 ± 0.00002442 5.474 5.202/5.799 5.133 ± 1.151
10 1342 1342/1342 1342 ± 0.00002442 5.975 5.687/6.191 5.532 ± 1.243
11 1342 1342/1342 1342 ± 0.00002442 6.247 5.909/6.394 5.817 ± 1.295
12 1342 1342/1342 1342 ± 0.00002442 6.474 6.137/6.643 6.018 ± 1.359
13 1342 1342/1342 1342 ± 0.00002442 6.55 6.108/6.903 6.178 ± 1.39
14 1342 1342/1342 1342 ± 0.00003192 6.278 5.881/6.788 6.041 ± 1.414
15 1342 1342/1342 1342 ± 0.00002447 6.656 6.32/7.017 6.169 ± 1.451
16 1342 1342/1342 1342 ± 0.0000607 4.02 3.872/4.214 3.874 ± 0.7168
17 1342 1342/1342 1342 ± 0.00005929 4.148 4.007/4.312 3.989 ± 0.751
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-01-11 04:42:38.454
End
2025-01-11 05:36:30.080
Duration
0:53:51.626
Note, WebLog generation is not included in the time.

CASA logs for stage 8