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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.309 5.146/6.176 5.43 ± 0.8782
ea02 1342 1342/1342 1342 ± 0.00004404 5.877 5.357/6.604 5.789 ± 1.001
ea04 1342 1342/1342 1342 ± 0.00001538 4.953 4.799/5.748 5.113 ± 0.7693
ea05 1342 1342/1342 1342 ± 0.00001811 5.178 4.845/6.204 5.38 ± 0.8086
ea06 1342 1342/1342 1342 ± 0.00001542 4.889 4.67/5.536 4.905 ± 0.7214
ea07 1342 1342/1342 1342 ± 0.00004369 5.828 5.285/6.237 5.607 ± 0.9356
ea08 1342 1342/1342 1342 ± 0.00004545 5.971 5.532/6.766 5.825 ± 1.062
ea09 1342 1342/1342 1342 ± 0.00002646 5.14 4.948/5.867 5.235 ± 0.7142
ea10 1342 1342/1342 1342 ± 0.00004394 5.046 4.691/5.637 5 ± 0.7159
ea11 1342 1342/1342 1342 ± 0.00004396 5.846 5.162/6.474 5.641 ± 1.037
ea12 1342 1342/1342 1342 ± 0.00001609 5.286 5.095/5.99 5.368 ± 0.9316
ea13 1342 1342/1342 1342 ± 0.00002011 5.919 5.631/6.332 5.81 ± 0.7874
ea14 1342 1342/1342 1342 ± 0.00002684 5.714 5.271/6.614 5.775 ± 0.8909
ea15 1342 1342/1342 1342 ± 0.00001169 5.305 5.034/6.103 5.415 ± 0.8838
ea16 1342 1342/1342 1342 ± 0.00002837 5.882 5.509/6.46 5.811 ± 0.9433
ea17 1342 1342/1342 1342 ± 0.00004607 5.798 5.284/6.452 5.707 ± 1.062
ea18 1342 1342/1342 1342 ± 0.0000419 4.874 4.54/5.682 4.934 ± 0.7736
ea19 1342 1342/1342 1342 ± 0.00001108 5.469 5.335/6.545 5.736 ± 0.8506
ea20 1342 1342/1342 1342 ± 0.00003544 5.688 5.415/6.564 5.715 ± 1.12
ea21 1342 1342/1342 1342 ± 0.00002535 5.452 5.195/6.119 5.439 ± 0.8135
ea22 1342 1342/1342 1342 ± 0.00004316 5.476 5.257/6.567 5.69 ± 0.9343
ea23 1342 1342/1342 1342 ± 0.00004342 5.887 5.43/6.63 5.775 ± 1.003
ea24 1342 1342/1342 1342 ± 0.00001767 5.187 4.942/6.114 5.376 ± 0.7441
ea25 1342 1342/1342 1342 ± 0.00004549 5.394 4.978/6.151 5.387 ± 0.9338
ea26 1342 1342/1342 1342 ± 0.00003503 5.829 5.637/6.874 6.014 ± 0.9682
ea27 1342 1342/1342 1342 ± 0.00004587 5.572 5.147/6.505 5.539 ± 1.017
ea28 1342 1342/1342 1342 ± 0.0000441 5.579 5.328/6.584 5.697 ± 1.016
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.
5 1342 1342/1342 1342 ± 0.0000233 5.205 5.049/5.467 5.256 ± 0.3425
6 1342 1342/1342 1342 ± 0.00002308 5.256 5.029/5.44 5.219 ± 0.3081
7 1342 1342/1342 1342 ± 0.00002308 5.279 5.077/5.518 5.263 ± 0.3025
8 1342 1342/1342 1342 ± 0.00002308 5.278 5.035/5.455 5.217 ± 0.3288
9 1342 1342/1342 1342 ± 0.00002308 5.524 5.238/5.83 5.494 ± 0.3494
10 1342 1342/1342 1342 ± 0.00002308 6.02 5.604/6.102 5.882 ± 0.3486
11 1342 1342/1342 1342 ± 0.00002308 6.282 5.923/6.462 6.184 ± 0.3442
12 1342 1342/1342 1342 ± 0.00002308 6.343 6.197/6.616 6.364 ± 0.3713
13 1342 1342/1342 1342 ± 0.00002308 6.742 6.463/6.926 6.657 ± 0.3939
14 1342 1342/1342 1342 ± 0.00002961 6.638 6.22/6.866 6.513 ± 0.5167
15 1342 1342/1342 1342 ± 0.0000243 6.524 6.173/6.755 6.423 ± 0.4525
16 1342 1342/1342 1342 ± 0.00005942 3.737 3.589/3.977 3.789 ± 0.2603
17 1342 1342/1342 1342 ± 0.00006038 3.894 3.698/4.121 3.92 ± 0.2757
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
overwrite_modelcol
False
Start time
2024-12-06 11:24:08.964
End
2024-12-06 12:33:17.805
Duration
1:09:08.842
Note, WebLog generation is not included in the time.

CASA logs for stage 8