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

Statwt Summary Plot

VLASS2.1.sb38538105.eb38585498.59082.21856813657_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 5.882 5.369/6.169 5.8 ± 0.4707
ea02 1342 1342/1342 1342 ± 0 6.242 5.632/6.621 6.16 ± 0.5738
ea04 1342 1342/1342 1342 ± 0 5.494 5.056/6.037 5.586 ± 0.5301
ea05 1342 1342/1342 1342 ± 0 5.966 5.33/6.238 5.842 ± 0.5642
ea06 1342 1342/1342 1342 ± 0 4.962 4.768/5.314 5.038 ± 0.3405
ea07 1342 1342/1342 1342 ± 0 5.786 5.588/6.202 5.93 ± 0.4971
ea08 1342 1342/1342 1342 ± 0 6.086 5.777/6.693 6.238 ± 0.5745
ea09 1342 1342/1342 1342 ± 0 5.814 5.275/6.375 5.891 ± 0.6377
ea10 1342 1342/1342 1342 ± 0 5.742 5.228/6.444 5.823 ± 0.5833
ea11 1342 1342/1342 1342 ± 0 6.058 5.335/6.364 5.915 ± 0.581
ea12 1342 1342/1342 1342 ± 0 5.974 5.444/6.454 5.986 ± 0.6017
ea13 1342 1342/1342 1342 ± 0 6.37 5.847/6.618 6.245 ± 0.4827
ea14 1342 1342/1342 1342 ± 0.00001332 5.851 5.361/6.446 5.904 ± 0.6016
ea15 1342 1342/1342 1342 ± 0 5.737 5.091/6.297 5.766 ± 0.6708
ea16 1342 1342/1342 1342 ± 0 6.23 5.775/6.521 6.249 ± 0.6328
ea17 1342 1342/1342 1342 ± 0 6.034 5.635/6.396 6.148 ± 0.5736
ea18 1342 1342/1342 1342 ± 0 5.229 4.825/5.694 5.265 ± 0.4932
ea19 1342 1342/1342 1342 ± 0 6.22 5.617/6.553 6.171 ± 0.578
ea20 1342 1342/1342 1342 ± 0 6.336 5.704/6.92 6.298 ± 0.6261
ea21 1342 1342/1342 1342 ± 0 5.623 5.4/6.242 5.823 ± 0.519
ea22 1342 1342/1342 1342 ± 0 6.193 5.423/6.562 5.99 ± 0.6129
ea25 1342 1342/1342 1342 ± 0 5.768 5.24/6.084 5.75 ± 0.5357
ea26 1342 1342/1342 1342 ± 0 6.368 5.713/6.843 6.289 ± 0.6046
ea27 1342 1342/1342 1342 ± 0.00003435 5.81 5.386/6.413 5.857 ± 0.5424
ea28 1342 1342/1342 1342 ± 0.000001834 5.912 5.444/6.393 5.973 ± 0.5448
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 ± 0.0000241 5.359 5.236/5.524 5.357 ± 0.2493
4 1342 1342/1342 1342 ± 0.00002458 5.462 5.164/5.661 5.424 ± 0.3635
5 1342 1342/1342 1342 ± 0.0000241 5.446 5.179/5.596 5.412 ± 0.3252
6 1342 1342/1342 1342 ± 0.0000241 5.378 5.158/5.557 5.36 ± 0.2974
7 1342 1342/1342 1342 ± 0.0000241 5.383 5.223/5.563 5.383 ± 0.2615
8 1342 1342/1342 1342 ± 0.0000241 5.376 5.182/5.516 5.35 ± 0.2814
9 1342 1342/1342 1342 ± 0.0000241 5.627 5.515/5.882 5.615 ± 0.3296
10 1342 1342/1342 1342 ± 0.0000241 6.069 5.969/6.237 6.043 ± 0.3232
11 1342 1342/1342 1342 ± 0.0000241 6.367 6.161/6.452 6.271 ± 0.34
12 1342 1342/1342 1342 ± 0.0000241 6.482 6.248/6.659 6.433 ± 0.361
13 1342 1342/1342 1342 ± 0.0000241 6.919 6.793/7.04 6.857 ± 0.3713
14 1342 1342/1342 1342 ± 0.00002409 7.02 6.799/7.201 6.948 ± 0.4028
15 1342 1342/1342 1342 ± 0.00002599 6.582 6.387/6.906 6.56 ± 0.385
16 1342 1342/1342 1342 ± 0.00003193 6.06 5.805/6.331 6.087 ± 0.3759
17 1342 1342/1342 1342 ± 0.00003031 6.096 5.869/6.372 6.087 ± 0.3629
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38538105.eb38585498.59082.21856813657_split_split.ms
statwtmode
VLASS-SE
Start time
2024-06-19 01:08:59.744
End
2024-06-19 01:30:17.795
Duration
0:21:18.051
Note, WebLog generation is not included in the time.

CASA logs for stage 8