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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.207 5.032/6.139 5.5 ± 0.7914
ea02 1342 1342/1342 1342 ± 0.00003912 5.756 5.238/6.543 5.808 ± 0.9285
ea04 1342 1342/1342 1342 ± 0.00004096 5.204 5.003/6.026 5.397 ± 0.7553
ea05 1342 1342/1342 1342 ± 0.00002942 5.358 4.989/6.397 5.617 ± 0.8518
ea06 1342 1342/1342 1342 ± 0.00004588 5.402 4.866/5.999 5.317 ± 0.7796
ea07 1342 1342/1342 1342 ± 0.00003897 5.65 5.249/6.108 5.623 ± 0.7895
ea09 1342 1342/1342 1342 ± 0.00003017 5.463 5.073/6.264 5.48 ± 0.8305
ea10 1342 1342/1342 1342 ± 0.00003797 5.078 4.661/5.801 5.141 ± 0.7113
ea11 1342 1342/1342 1342 ± 0.00004135 5.76 5.231/6.47 5.744 ± 0.8957
ea12 1342 1342/1342 1342 ± 0.00004074 5.539 5.356/6.512 5.756 ± 0.9071
ea13 1342 1342/1342 1342 ± 0.0000155 5.591 5.425/6.165 5.771 ± 0.8249
ea14 1342 1342/1342 1342 ± 0.00003555 5.52 5.273/6.497 5.739 ± 0.8903
ea15 1342 1342/1342 1342 ± 0.00003985 5.499 5.146/6.384 5.657 ± 0.9138
ea16 1342 1342/1342 1342 ± 0.00003339 5.747 5.286/6.734 5.893 ± 1.067
ea17 1342 1342/1342 1342 ± 0.00004049 5.752 5.223/6.795 5.883 ± 0.9629
ea18 1342 1342/1342 1342 ± 0.00004081 4.883 4.681/5.647 5.046 ± 0.6735
ea19 1342 1342/1342 1342 ± 0.00002118 5.578 5.36/6.683 5.828 ± 0.901
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003369 5.466 5.142/6.287 5.59 ± 0.8385
ea22 1342 1342/1342 1342 ± 0.00003893 5.365 4.983/6.397 5.609 ± 0.935
ea23 1342 1342/1342 1342 ± 0.00003754 5.713 5.299/6.513 5.8 ± 0.8825
ea24 1342 1342/1342 1342 ± 0.00001781 5.109 4.725/6.132 5.351 ± 0.8009
ea25 1342 1342/1342 1342 ± 0.00003988 5.517 5.09/6.28 5.571 ± 0.8219
ea26 1342 1342/1342 1342 ± 0.00003151 5.616 5.499/6.679 5.89 ± 0.9752
ea27 1342 1342/1342 1342 ± 0.00003817 5.442 5.057/6.392 5.579 ± 0.8189
ea28 1342 1342/1342 1342 ± 0.00004009 5.548 5.328/6.515 5.809 ± 0.8771
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 ± 0.00002396 5.176 4.989/5.404 5.175 ± 0.2816
5 1342 1342/1342 1342 ± 0.00003932 5.077 4.839/5.268 5.075 ± 0.2668
6 1342 1342/1342 1342 ± 0.00002396 5.209 5.013/5.392 5.188 ± 0.2447
7 1342 1342/1342 1342 ± 0.00002396 5.23 5.076/5.369 5.187 ± 0.2305
8 1342 1342/1342 1342 ± 0.00002396 5.247 4.987/5.329 5.16 ± 0.2631
9 1342 1342/1342 1342 ± 0.00002535 5.516 5.32/5.62 5.439 ± 0.2564
10 1342 1342/1342 1342 ± 0.00002396 5.977 5.798/6.027 5.895 ± 0.2372
11 1342 1342/1342 1342 ± 0.00002396 6.251 5.999/6.389 6.179 ± 0.2438
12 1342 1342/1342 1342 ± 0.00002396 6.392 6.146/6.519 6.352 ± 0.2803
13 1342 1342/1342 1342 ± 0.00002403 6.532 6.31/6.763 6.482 ± 0.3959
14 1342 1342/1342 1342 ± 0.00002396 6.934 6.637/7.114 6.862 ± 0.3578
15 1342 1342/1342 1342 ± 0.00002831 6.649 6.355/6.914 6.605 ± 0.4244
16 1342 1342/1342 1342 ± 0.00005485 4.036 3.934/4.134 4.037 ± 0.1591
17 1342 1342/1342 1342 ± 0.00005053 4.022 3.851/4.211 4.043 ± 0.2618
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-02 05:05:26.041
End
2024-11-02 06:00:42.347
Duration
0:55:16.306
Note, WebLog generation is not included in the time.

CASA logs for stage 8