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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.799 5.388/6.492 5.784 ± 0.8769
ea03 1342 1342/1342 1342 ± 0.00001593 4.901 4.722/5.988 5.269 ± 0.7104
ea04 1342 1342/1342 1342 ± 0 5.322 5.061/6.066 5.433 ± 0.8277
ea05 1342 1342/1342 1342 ± 0.000007729 5.232 4.831/6.128 5.457 ± 0.7723
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00002271 5.832 5.441/6.467 5.874 ± 0.922
ea08 1342 1342/1342 1342 ± 0.00004288 5.644 5.351/6.655 5.824 ± 0.9186
ea09 1342 1342/1342 1342 ± 0.00004099 5.531 5.16/6.525 5.643 ± 0.8209
ea10 1342 1342/1342 1342 ± 0.00003329 6.205 5.061/6.798 5.75 ± 1.036
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004595 6.366 5.638/6.82 5.915 ± 1.214
ea13 1342 1342/1342 1342 ± 0.00001657 5.69 5.38/6.251 5.758 ± 0.6518
ea14 1342 1342/1342 1342 ± 0.00002662 5.608 5.07/6.447 5.687 ± 0.9306
ea15 1342 1342/1342 1342 ± 0 2.764 2.139/3.121 2.714 ± 0.5834
ea17 1342 1342/1342 1342 ± 0.00004215 6.108 5.601/7.073 6.156 ± 1.037
ea18 1342 1342/1342 1342 ± 0.00003533 4.771 4.65/5.551 4.99 ± 0.5526
ea19 1342 1342/1342 1342 ± 0.0000198 5.241 5.12/6.386 5.668 ± 0.8367
ea20 1342 1342/1342 1342 ± 0.00003873 5.866 5.606/7.039 6.101 ± 0.9464
ea21 1342 1342/1342 1342 ± 0.0000119 5.518 5.157/6.49 5.731 ± 0.8891
ea23 1342 1342/1342 1342 ± 0.00002456 5.391 5.186/5.689 5.212 ± 0.728
ea24 1342 1342/1342 1342 ± 0.00004293 5.641 5.232/6.433 5.695 ± 0.7772
ea25 1342 1342/1342 1342 ± 0.0000428 5.58 4.995/6.394 5.526 ± 0.8986
ea26 1342 1342/1342 1342 ± 0.0000187 5.671 5.503/6.896 5.936 ± 0.8979
ea27 1342 1342/1342 1342 ± 0.00003873 5.468 5.145/6.504 5.609 ± 0.8435
ea28 1342 1342/1342 1342 ± 0.00004417 5.266 5.102/6.226 5.496 ± 0.7962
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 ± 0.00002543 5.297 5.135/5.54 5.17 ± 0.7179
5 1342 1342/1342 1342 ± 0.00003374 5.13 4.902/5.306 5.136 ± 0.236
6 1342 1342/1342 1342 ± 0.00002543 5.222 5.096/5.503 5.114 ± 0.7347
7 1342 1342/1342 1342 ± 0.00002543 5.375 5.137/5.427 5.158 ± 0.7195
8 1342 1342/1342 1342 ± 0.00002543 5.226 5.069/5.394 5.114 ± 0.7314
9 1342 1342/1342 1342 ± 0.00002872 5.552 5.186/5.691 5.474 ± 0.3673
10 1342 1342/1342 1342 ± 0.0000249 6.004 5.745/6.269 5.839 ± 0.778
11 1342 1342/1342 1342 ± 0.0000249 6.311 6.061/6.558 6.17 ± 0.7528
12 1342 1342/1342 1342 ± 0.0000249 6.505 6.254/6.716 6.365 ± 0.8003
13 1342 1342/1342 1342 ± 0.0000249 6.711 6.522/6.975 6.601 ± 0.7342
14 1342 1342/1342 1342 ± 0.00002558 6.603 6.28/7.007 6.485 ± 0.7237
15 1342 1342/1342 1342 ± 0.00002536 6.505 6.144/6.912 6.387 ± 0.8405
16 1342 1342/1342 1342 ± 0.00006033 4.128 3.946/4.289 4.041 ± 0.4515
17 1342 1342/1342 1342 ± 0.0000607 4.234 4.091/4.413 4.178 ± 0.4352
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-11 11:28:33.511
End
2025-01-11 12:16:50.295
Duration
0:48:16.784
Note, WebLog generation is not included in the time.

CASA logs for stage 8