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

Statwt Summary Plot

VLASS2.1.sb38609625.eb38648759.59107.988554826385_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 5.876 5.232/6.088 5.742 ± 0.5718
ea02 1342 1342/1342 1342 ± 0.00002167 5.72 5.419/6.56 5.968 ± 0.6642
ea04 1342 1342/1342 1342 ± 0 5.42 5.087/6.018 5.61 ± 0.5713
ea05 1342 1342/1342 1342 ± 0 5.784 5.341/6.221 5.829 ± 0.5835
ea06 1342 1342/1342 1342 ± 0 5.012 4.74/5.352 5.052 ± 0.3673
ea07 1342 1342/1342 1342 ± 0 5.436 5.376/5.547 5.489 ± 0.1811
ea08 1342 1342/1342 1342 ± 0 5.878 5.584/6.777 6.18 ± 0.6974
ea09 1342 1342/1342 1342 ± 0 5.69 5.173/6.26 5.765 ± 0.639
ea10 1342 1342/1342 1342 ± 0 5.968 5.328/6.584 5.959 ± 0.6902
ea11 1342 1342/1342 1342 ± 0 5.93 5.235/6.427 5.88 ± 0.713
ea12 1342 1342/1342 1342 ± 0 5.705 5.311/6.391 5.919 ± 0.6583
ea13 1342 1342/1342 1342 ± 0 6.1 5.779/6.405 6.188 ± 0.5108
ea14 1342 1342/1342 1342 ± 0 5.807 5.311/6.427 5.905 ± 0.6922
ea15 1342 1342/1342 1342 ± 0 5.873 5.331/6.387 5.955 ± 0.6658
ea16 1342 1342/1342 1342 ± 0 6.087 5.652/6.731 6.242 ± 0.7218
ea17 1342 1342/1342 1342 ± 0 6.044 5.461/6.92 6.115 ± 0.6818
ea18 1342 1342/1342 1342 ± 0 5.084 4.712/5.552 5.136 ± 0.5227
ea19 1342 1342/1342 1342 ± 0 6.016 5.584/6.69 6.206 ± 0.6641
ea20 1342 1342/1342 1342 ± 0 6.241 5.669/6.881 6.198 ± 0.6449
ea21 1342 1342/1342 1342 ± 0 5.734 5.401/6.296 5.878 ± 0.5795
ea22 1342 1342/1342 1342 ± 0 5.465 5.151/6.157 5.705 ± 0.6616
ea23 1342 1342/1342 1342 ± 0 6.143 5.427/6.545 6.085 ± 0.705
ea25 1342 1342/1342 1342 ± 0 5.265 5.108/5.383 5.263 ± 0.1955
ea26 1342 1342/1342 1342 ± 0 6.072 5.56/6.668 6.163 ± 0.7126
ea27 1342 1342/1342 1342 ± 0.000005908 5.528 5.183/6.376 5.73 ± 0.63
ea28 1342 1342/1342 1342 ± 0.00001346 5.758 5.469/6.511 5.967 ± 0.6913
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 ± 0.00002352 5.334 5.215/5.571 5.365 ± 0.2458
3 1342 1342/1342 1342 ± 0.00002352 5.159 5.014/5.441 5.217 ± 0.2941
4 1342 1342/1342 1342 ± 0.00002548 5.354 5.074/5.465 5.3 ± 0.2923
5 1342 1342/1342 1342 ± 0.00002352 5.279 5.041/5.421 5.243 ± 0.3113
6 1342 1342/1342 1342 ± 0.00002352 5.33 5.127/5.475 5.309 ± 0.2867
7 1342 1342/1342 1342 ± 0.00002352 5.381 5.258/5.578 5.377 ± 0.2572
8 1342 1342/1342 1342 ± 0.00002352 5.399 5.18/5.542 5.344 ± 0.2833
9 1342 1342/1342 1342 ± 0.00002352 5.698 5.463/5.885 5.63 ± 0.3226
10 1342 1342/1342 1342 ± 0.00002445 6.104 5.892/6.248 6.036 ± 0.3335
11 1342 1342/1342 1342 ± 0.00002445 6.359 6.179/6.474 6.273 ± 0.3372
12 1342 1342/1342 1342 ± 0.00002445 6.449 6.345/6.647 6.377 ± 0.4617
13 1342 1342/1342 1342 ± 0.00002445 6.917 6.845/7.194 6.888 ± 0.3945
14 1342 1342/1342 1342 ± 0.00002445 7.183 6.91/7.365 7.072 ± 0.4311
15 1342 1342/1342 1342 ± 0.00002445 6.824 6.602/6.973 6.719 ± 0.417
16 1342 1342/1342 1342 ± 0.0000251 6.031 5.899/6.338 6.057 ± 0.3831
17 1342 1342/1342 1342 ± 0.00002643 5.983 5.85/6.28 6.033 ± 0.3537
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38609625.eb38648759.59107.988554826385_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-31 03:31:51.373
End
2024-12-31 04:37:09.196
Duration
1:05:17.824
Note, WebLog generation is not included in the time.

CASA logs for stage 8