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

Statwt Summary Plot

VLASS2.1.sb38664748.eb38688475.59125.74132475695_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 5.257 5.028/5.876 5.36 ± 0.6691
ea02 1342 1342/1342 1342 ± 0.00003772 5.852 5.283/6.474 5.781 ± 0.8153
ea03 1342 1342/1342 1342 ± 0.00001798 4.984 4.576/5.834 5.093 ± 0.721
ea04 1342 1342/1342 1342 ± 0.00002787 5.191 4.983/6.022 5.352 ± 0.7509
ea05 1342 1342/1342 1342 ± 0.00001944 5.397 5.005/6.209 5.514 ± 0.7461
ea06 1342 1342/1342 1342 ± 0.0000332 4.949 4.765/5.476 4.988 ± 0.6285
ea07 1342 1342/1342 1342 ± 0.00003566 5.781 5.297/6.191 5.68 ± 0.7904
ea08 1342 1342/1342 1342 ± 0.00003598 6.003 5.478/6.76 6.007 ± 0.8879
ea09 1342 1342/1342 1342 ± 0.00002135 5.404 5.127/6.262 5.494 ± 0.7961
ea10 1342 1342/1342 1342 ± 0.00003635 5.711 5.126/6.503 5.655 ± 0.8563
ea11 1342 1342/1342 1342 ± 0.00003888 5.683 4.973/6.293 5.547 ± 0.8296
ea12 1342 1342/1342 1342 ± 0.00003546 5.464 5.128/6.303 5.561 ± 0.8403
ea13 1342 1342/1342 1342 ± 0.00002103 5.754 5.529/6.384 5.827 ± 0.8112
ea14 1342 1342/1342 1342 ± 0.00002419 5.496 5.075/6.32 5.59 ± 0.8305
ea15 1342 1342/1342 1342 ± 0.0000242 5.479 5.109/6.241 5.536 ± 0.9176
ea16 1342 1342/1342 1342 ± 0.00002363 5.908 5.444/6.704 5.916 ± 0.9434
ea17 1342 1342/1342 1342 ± 0.00004372 5.99 5.429/6.82 5.986 ± 0.9219
ea18 1342 1342/1342 1342 ± 0.00003813 4.803 4.496/5.396 4.86 ± 0.5771
ea19 1342 1342/1342 1342 ± 0.00002094 5.466 5.245/6.349 5.653 ± 0.7666
ea21 1342 1342/1342 1342 ± 0.00002147 5.522 5.086/6.264 5.587 ± 0.7761
ea22 1342 1342/1342 1342 ± 0.00003556 5.412 4.942/6.233 5.548 ± 0.7974
ea23 1342 1342/1342 1342 ± 0.00003384 5.764 5.257/6.506 5.783 ± 0.8764
ea25 1342 1342/1342 1342 ± 0.00004318 5.512 5.082/6.215 5.499 ± 0.7797
ea26 1342 1342/1342 1342 ± 0.00002848 5.794 5.399/6.745 5.833 ± 0.9043
ea27 1342 1342/1342 1342 ± 0.00003963 5.475 5.04/6.318 5.542 ± 0.7994
ea28 1342 1342/1342 1342 ± 0.00003904 5.344 5.142/6.115 5.49 ± 0.7346
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 ± 0.00002348 5.111 4.986/5.308 5.108 ± 0.2361
5 1342 1342/1342 1342 ± 0.00002356 5.113 4.957/5.325 5.136 ± 0.3017
6 1342 1342/1342 1342 ± 0.00002348 5.17 5.028/5.351 5.177 ± 0.2904
7 1342 1342/1342 1342 ± 0.00002348 5.159 5.098/5.299 5.191 ± 0.2484
8 1342 1342/1342 1342 ± 0.00002348 5.23 5.013/5.396 5.188 ± 0.2766
9 1342 1342/1342 1342 ± 0.0000235 5.495 5.347/5.775 5.511 ± 0.3134
10 1342 1342/1342 1342 ± 0.00002348 5.903 5.73/6.092 5.877 ± 0.3113
11 1342 1342/1342 1342 ± 0.00002348 6.224 6.056/6.366 6.161 ± 0.3058
12 1342 1342/1342 1342 ± 0.00002348 6.342 6.191/6.501 6.321 ± 0.3193
13 1342 1342/1342 1342 ± 0.00002469 6.573 6.385/6.696 6.52 ± 0.3654
14 1342 1342/1342 1342 ± 0.00003705 6.486 6.164/6.705 6.402 ± 0.4393
15 1342 1342/1342 1342 ± 0.00002925 6.561 6.335/6.805 6.522 ± 0.4536
16 1342 1342/1342 1342 ± 0.00005708 3.826 3.678/3.97 3.813 ± 0.2499
17 1342 1342/1342 1342 ± 0.00005839 4.012 3.854/4.169 4.007 ± 0.2767
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38664748.eb38688475.59125.74132475695_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-01-05 05:13:56.268
End
2025-01-05 06:10:38.781
Duration
0:56:42.512
Note, WebLog generation is not included in the time.

CASA logs for stage 8