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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 5.926 5.698/6.687 6.225 ± 0.6066
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.864 5.377/6.487 5.999 ± 0.6443
ea06 1342 1342/1342 1342 ± 0 6.16 5.603/6.512 6.114 ± 0.5808
ea07 1342 1342/1342 1342 ± 0 6.222 5.616/6.47 6.174 ± 0.6077
ea08 1342 1342/1342 1342 ± 0.00001476 6.046 5.852/6.785 6.331 ± 0.6166
ea09 1342 1342/1342 1342 ± 0 6.023 5.493/6.771 6.147 ± 0.6554
ea10 1342 1342/1342 1342 ± 0.000002577 6.105 5.654/6.867 6.233 ± 0.6258
ea11 1342 1342/1342 1342 ± 0 6.112 5.493/6.712 6.196 ± 0.7025
ea12 1342 1342/1342 1342 ± 0 6.284 5.701/6.807 6.344 ± 0.681
ea13 1342 1342/1342 1342 ± 0 5.981 5.879/6.487 6.187 ± 0.5074
ea14 1342 1342/1342 1342 ± 0 6.463 5.905/6.919 6.507 ± 0.6762
ea15 1342 1342/1342 1342 ± 0 5.788 5.217/6.161 5.727 ± 0.6486
ea16 1342 1342/1342 1342 ± 0 6.471 5.854/6.927 6.5 ± 0.7466
ea17 1342 1342/1342 1342 ± 0 6.665 6.065/7.431 6.731 ± 0.7015
ea18 1342 1342/1342 1342 ± 0 5.132 4.745/5.549 5.162 ± 0.5381
ea19 1342 1342/1342 1342 ± 0 6.335 5.939/7.201 6.542 ± 0.711
ea20 1342 1342/1342 1342 ± 0 6.092 5.853/6.979 6.376 ± 0.6163
ea21 1342 1342/1342 1342 ± 0.00001267 6.086 5.66/6.66 6.217 ± 0.6274
ea22 1342 1342/1342 1342 ± 0 6.343 5.736/6.756 6.264 ± 0.66
ea23 1342 1342/1342 1342 ± 0 6.135 5.808/6.872 6.388 ± 0.7018
ea24 1342 1342/1342 1342 ± 0 5.606 5.115/6.256 5.645 ± 0.5782
ea26 1342 1342/1342 1342 ± 0 6.299 5.862/7.069 6.43 ± 0.6665
ea27 1342 1342/1342 1342 ± 0 5.975 5.741/7.108 6.301 ± 0.731
ea28 1342 1342/1342 1342 ± 0 6.107 5.855/7.044 6.457 ± 0.7307
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 ± 0.00002441 5.662 5.576/5.871 5.667 ± 0.3123
4 1342 1342/1342 1342 ± 0.00003152 5.41 5.186/5.545 5.256 ± 0.4226
5 1342 1342/1342 1342 ± 0.00002441 5.734 5.418/5.834 5.631 ± 0.3481
6 1342 1342/1342 1342 ± 0.00002441 5.62 5.396/5.797 5.587 ± 0.2861
7 1342 1342/1342 1342 ± 0.00002441 5.665 5.5/5.862 5.638 ± 0.2932
8 1342 1342/1342 1342 ± 0.00002441 5.581 5.294/5.846 5.569 ± 0.3287
9 1342 1342/1342 1342 ± 0.00002441 5.94 5.709/6.095 5.86 ± 0.3348
10 1342 1342/1342 1342 ± 0.00002441 6.397 6.287/6.518 6.315 ± 0.3425
11 1342 1342/1342 1342 ± 0.00002441 6.604 6.378/6.79 6.554 ± 0.3532
12 1342 1342/1342 1342 ± 0.00002441 6.763 6.459/6.969 6.712 ± 0.3909
13 1342 1342/1342 1342 ± 0.00002441 7.186 6.985/7.495 7.181 ± 0.4244
14 1342 1342/1342 1342 ± 0.00002441 7.415 7.186/7.685 7.378 ± 0.4129
15 1342 1342/1342 1342 ± 0.00002441 7.151 6.889/7.385 7.066 ± 0.4002
16 1342 1342/1342 1342 ± 0.00002443 6.243 6.07/6.471 6.258 ± 0.3749
17 1342 1342/1342 1342 ± 0.0000283 6.122 5.9/6.338 6.115 ± 0.3445
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
Start time
2025-04-18 10:48:32.041
End
2025-04-18 11:33:28.082
Duration
0:44:56.042
Note, WebLog generation is not included in the time.

CASA logs for stage 8