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

Statwt Summary Plot

VLASS2.1.sb38726305.eb38809014.59142.09063322916_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 5.696 5.244/6.355 5.539 ± 1.009
ea03 1342 1342/1342 1342 ± 0.0000234 4.99 4.749/5.876 5.157 ± 0.7695
ea04 1342 1342/1342 1342 ± 0.00003024 5.315 5.04/6.039 5.368 ± 0.9529
ea05 1342 1342/1342 1342 ± 0.000001196 4.879 4.517/5.442 4.972 ± 0.6283
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00001939 5.753 5.282/6.164 5.525 ± 0.9498
ea08 1342 1342/1342 1342 ± 0.00004455 5.682 5.406/6.623 5.708 ± 1.048
ea09 1342 1342/1342 1342 ± 0.00004264 5.321 5.066/6.171 5.412 ± 0.8829
ea10 1342 1342/1342 1342 ± 0.00003796 5.376 5.156/6.421 5.555 ± 1.005
ea11 1342 1342/1342 1342 ± 0.00004298 5.573 5.029/6.484 5.521 ± 1.026
ea12 1342 1342/1342 1342 ± 0.0000321 5.548 5.152/6.453 5.579 ± 1.051
ea13 1342 1342/1342 1342 ± 0.00002166 5.731 5.464/6.365 5.707 ± 0.8501
ea14 1342 1342/1342 1342 ± 0.000017 5.471 5.075/6.377 5.52 ± 0.8503
ea15 1342 1342/1342 1342 ± 0 2.439 2.301/2.775 2.556 ± 0.4229
ea16 1342 1342/1342 1342 ± 0.00001219 5.685 5.347/6.744 5.77 ± 0.9953
ea17 1342 1342/1342 1342 ± 0.00004272 5.961 5.488/6.7 5.898 ± 1.124
ea18 1342 1342/1342 1342 ± 0.00004408 4.766 4.589/5.516 4.797 ± 0.7279
ea19 1342 1342/1342 1342 ± 0.00001072 5.417 5.199/6.253 5.601 ± 0.7736
ea20 1342 1342/1342 1342 ± 0.00004231 5.722 5.528/6.957 5.909 ± 1.133
ea21 1342 1342/1342 1342 ± 0.000004928 5.424 5.238/6.291 5.548 ± 0.848
ea23 1342 1342/1342 1342 ± 0.00001376 5.499 5.271/6.43 5.679 ± 1.02
ea24 1342 1342/1342 1342 ± 0.00004515 5.407 5.201/6.252 5.425 ± 0.896
ea25 1342 1342/1342 1342 ± 0.00004294 5.287 5.162/6.087 5.355 ± 0.9335
ea26 1342 1342/1342 1342 ± 0.00003066 5.632 5.42/6.47 5.721 ± 0.9596
ea27 1342 1342/1342 1342 ± 0.00004186 5.34 5.054/6.347 5.391 ± 0.9522
ea28 1342 1342/1342 1342 ± 0.00004329 5.245 5.028/6.096 5.278 ± 0.8975
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 5.293 5.139/5.555 5.2 ± 0.621
5 1342 1342/1342 1342 ± 0.00002698 5.235 4.997/5.435 5.208 ± 0.3495
6 1342 1342/1342 1342 ± 0.00002392 5.245 5.023/5.425 5.083 ± 0.6394
7 1342 1342/1342 1342 ± 0.00002392 5.229 5.14/5.458 5.133 ± 0.648
8 1342 1342/1342 1342 ± 0.00002392 5.246 5.062/5.351 5.103 ± 0.662
9 1342 1342/1342 1342 ± 0.00002392 5.465 5.224/5.718 5.337 ± 0.6929
10 1342 1342/1342 1342 ± 0.00002392 6.02 5.709/6.146 5.803 ± 0.768
11 1342 1342/1342 1342 ± 0.00002392 6.357 6.082/6.428 6.106 ± 0.7643
12 1342 1342/1342 1342 ± 0.00002392 6.5 6.239/6.635 6.325 ± 0.8
13 1342 1342/1342 1342 ± 0.00002392 6.548 6.269/6.775 6.41 ± 0.731
14 1342 1342/1342 1342 ± 0.00002899 6.008 5.686/6.48 6.036 ± 0.7425
15 1342 1342/1342 1342 ± 0.00002392 6.594 6.294/6.911 6.415 ± 0.9353
16 1342 1342/1342 1342 ± 0.00005963 3.532 3.375/3.723 3.519 ± 0.3808
17 1342 1342/1342 1342 ± 0.00006102 3.714 3.591/3.965 3.72 ± 0.3984
vis
VLASS2.1.sb38726305.eb38809014.59142.09063322916_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-11 10:30:20.840
End
2025-01-11 11:40:57.510
Duration
1:10:36.670
Note, WebLog generation is not included in the time.

CASA logs for stage 8