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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.946 5.37/6.295 5.84 ± 0.5703
ea02 1342 1342/1342 1342 ± 0 5.815 5.485/6.616 6.036 ± 0.6661
ea04 1342 1342/1342 1342 ± 0 5.632 5.274/6.171 5.733 ± 0.5579
ea05 1342 1342/1342 1342 ± 0 6.051 5.469/6.67 6.007 ± 0.634
ea06 1342 1342/1342 1342 ± 0 5.699 5.098/6.024 5.604 ± 0.5271
ea07 1342 1342/1342 1342 ± 0 5.372 5.199/5.456 5.35 ± 0.192
ea08 1342 1342/1342 1342 ± 0.000008325 5.973 5.641/6.85 6.24 ± 0.6911
ea09 1342 1342/1342 1342 ± 0 5.106 4.93/5.76 5.307 ± 0.4688
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.835 5.417/6.568 6.004 ± 0.6359
ea13 1342 1342/1342 1342 ± 0 6.15 5.85/6.448 6.233 ± 0.4935
ea14 1342 1342/1342 1342 ± 0 6.17 5.455/6.613 6.091 ± 0.6963
ea15 1342 1342/1342 1342 ± 0 5.985 5.403/6.538 6.044 ± 0.7058
ea16 1342 1342/1342 1342 ± 0 6.264 5.697/6.816 6.327 ± 0.7459
ea17 1342 1342/1342 1342 ± 0 5.776 5.608/5.853 5.751 ± 0.159
ea18 1342 1342/1342 1342 ± 0 5.276 4.872/5.776 5.288 ± 0.5348
ea19 1342 1342/1342 1342 ± 0 5.708 5.673/5.906 5.766 ± 0.1156
ea20 1342 1342/1342 1342 ± 0 6.328 5.761/6.953 6.347 ± 0.6736
ea21 1342 1342/1342 1342 ± 0 5.949 5.507/6.436 5.986 ± 0.581
ea22 1342 1342/1342 1342 ± 0 5.482 5.252/6.478 5.802 ± 0.661
ea23 1342 1342/1342 1342 ± 0 6.269 5.587/6.676 6.189 ± 0.6923
ea24 1342 1342/1342 1342 ± 0 6.02 5.103/6.468 5.769 ± 0.6459
ea25 1342 1342/1342 1342 ± 0.000003183 5.662 5.421/6.481 5.932 ± 0.6228
ea26 1342 1342/1342 1342 ± 0 6.003 5.723/7.045 6.281 ± 0.7025
ea27 1342 1342/1342 1342 ± 0 5.459 5.328/5.588 5.474 ± 0.1418
ea28 1342 1342/1342 1342 ± 0.00004042 5.813 5.512/6.589 6.028 ± 0.6729
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 ± 0.00002394 5.428 5.278/5.576 5.421 ± 0.2301
3 1342 1342/1342 1342 ± 0.00002394 5.425 5.286/5.634 5.433 ± 0.262
4 1342 1342/1342 1342 ± 0.00002535 5.289 5.116/5.499 5.269 ± 0.3143
5 1342 1342/1342 1342 ± 0.00002394 5.469 5.304/5.671 5.46 ± 0.3038
6 1342 1342/1342 1342 ± 0.00002394 5.464 5.217/5.613 5.401 ± 0.2773
7 1342 1342/1342 1342 ± 0.00002394 5.465 5.255/5.651 5.464 ± 0.2709
8 1342 1342/1342 1342 ± 0.00002394 5.494 5.191/5.609 5.414 ± 0.2927
9 1342 1342/1342 1342 ± 0.00002395 5.748 5.565/5.993 5.713 ± 0.3304
10 1342 1342/1342 1342 ± 0.00002603 6.212 5.994/6.302 6.13 ± 0.3419
11 1342 1342/1342 1342 ± 0.00002603 6.433 6.31/6.539 6.371 ± 0.3274
12 1342 1342/1342 1342 ± 0.00002603 6.493 6.433/6.693 6.5 ± 0.3329
13 1342 1342/1342 1342 ± 0.00002603 7.025 6.65/7.184 6.937 ± 0.3953
14 1342 1342/1342 1342 ± 0.00002603 7.235 6.963/7.336 7.138 ± 0.4147
15 1342 1342/1342 1342 ± 0.00002603 6.906 6.553/7.054 6.773 ± 0.4323
16 1342 1342/1342 1342 ± 0.000036 6.035 5.688/6.219 5.98 ± 0.4107
17 1342 1342/1342 1342 ± 0.00003637 5.987 5.766/6.312 6 ± 0.3868
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-04-13 01:55:04.541
End
2024-04-13 02:53:17.969
Duration
0:58:13.428
Note, WebLog generation is not included in the time.

CASA logs for stage 7