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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.591 5.293/6.254 5.707 ± 0.6444
ea02 1342 1342/1342 1342 ± 0.00004067 5.917 5.477/6.696 5.994 ± 0.8328
ea04 1342 1342/1342 1342 ± 0 4.937 4.752/5.515 5.124 ± 0.5286
ea05 1342 1342/1342 1342 ± 0 5.088 4.736/5.701 5.303 ± 0.5613
ea06 1342 1342/1342 1342 ± 0 4.751 4.593/5.207 4.889 ± 0.4618
ea07 1342 1342/1342 1342 ± 0.00004055 5.669 5.263/6.029 5.636 ± 0.669
ea08 1342 1342/1342 1342 ± 0.00004272 6.091 5.664/6.853 6.168 ± 0.851
ea09 1342 1342/1342 1342 ± 0 5.454 5.127/6.149 5.604 ± 0.6667
ea10 1342 1342/1342 1342 ± 0.00003438 5.756 5.319/6.427 5.8 ± 0.6203
ea11 1342 1342/1342 1342 ± 0.00001857 5.695 5.208/6.279 5.658 ± 0.7692
ea12 1342 1342/1342 1342 ± 0 5.264 4.977/6.019 5.516 ± 0.7119
ea13 1342 1342/1342 1342 ± 0 5.696 5.384/6.012 5.706 ± 0.5682
ea14 1342 1342/1342 1342 ± 0.00001101 5.441 5.155/6.337 5.652 ± 0.6763
ea15 1342 1342/1342 1342 ± 0 4.964 4.797/5.841 5.312 ± 0.6803
ea16 1342 1342/1342 1342 ± 0.00000987 5.571 5.19/6.285 5.668 ± 0.6493
ea17 1342 1342/1342 1342 ± 0.00003358 6.057 5.694/6.973 6.153 ± 0.7918
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.397 5.188/6.139 5.646 ± 0.6178
ea20 1342 1342/1342 1342 ± 0 5.608 5.352/6.328 5.77 ± 0.7513
ea21 1342 1342/1342 1342 ± 0.000006158 5.187 5.014/5.915 5.364 ± 0.5926
ea22 1342 1342/1342 1342 ± 0.000009739 5.511 5.252/6.509 5.765 ± 0.7347
ea23 1342 1342/1342 1342 ± 0.00002643 5.572 5.203/6.322 5.673 ± 0.762
ea25 1342 1342/1342 1342 ± 0.00002177 5.621 5.368/6.33 5.763 ± 0.7064
ea26 1342 1342/1342 1342 ± 0 5.56 5.444/6.193 5.73 ± 0.6048
ea27 1342 1342/1342 1342 ± 0.00003406 5.622 5.493/6.479 5.814 ± 0.6784
ea28 1342 1342/1342 1342 ± 0.000009817 6.075 5.62/6.709 6.195 ± 0.6721
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 ± 0.00002392 5.523 5.272/5.687 5.451 ± 0.3228
5 1342 1342/1342 1342 ± 0.0000244 5.236 5.104/5.429 5.241 ± 0.2766
6 1342 1342/1342 1342 ± 0.00002392 5.284 5.15/5.561 5.311 ± 0.3259
7 1342 1342/1342 1342 ± 0.00002392 5.289 5.106/5.477 5.257 ± 0.296
8 1342 1342/1342 1342 ± 0.00002392 5.194 5.079/5.417 5.207 ± 0.3219
9 1342 1342/1342 1342 ± 0.00002392 5.506 5.185/5.665 5.463 ± 0.3601
10 1342 1342/1342 1342 ± 0.00002392 5.918 5.649/6.068 5.874 ± 0.342
11 1342 1342/1342 1342 ± 0.00002392 6.115 5.935/6.328 6.117 ± 0.3473
12 1342 1342/1342 1342 ± 0.00002392 6.331 6.025/6.522 6.288 ± 0.3769
13 1342 1342/1342 1342 ± 0.00002392 6.666 6.484/6.83 6.644 ± 0.3262
14 1342 1342/1342 1342 ± 0.00002575 6.701 6.553/6.876 6.685 ± 0.3748
15 1342 1342/1342 1342 ± 0.00002394 6.323 6.017/6.635 6.3 ± 0.5261
16 1342 1342/1342 1342 ± 0.00005363 4.52 4.407/4.634 4.49 ± 0.2311
17 1342 1342/1342 1342 ± 0.00005602 4.656 4.512/4.779 4.639 ± 0.2148
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-13 08:11:46.537
End
2024-12-13 09:19:58.232
Duration
1:08:11.695
Note, WebLog generation is not included in the time.

CASA logs for stage 8