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

Statwt Summary Plot

VLASS2.1.sb38549013.eb38560130.59067.120196296295_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 5.414 4.996/5.893 5.491 ± 0.5393
ea02 1342 1342/1342 1342 ± 0 5.764 5.225/6.269 5.777 ± 0.6282
ea04 1342 1342/1342 1342 ± 0 4.946 4.531/5.611 5.114 ± 0.6035
ea05 1342 1342/1342 1342 ± 0 5.675 4.915/6.173 5.518 ± 0.6448
ea06 1342 1342/1342 1342 ± 0 5.057 4.587/5.429 5.058 ± 0.4971
ea07 1342 1342/1342 1342 ± 0 5.809 5.301/6.101 5.809 ± 0.5511
ea08 1342 1342/1342 1342 ± 0 5.789 5.362/6.462 5.927 ± 0.6624
ea09 1342 1342/1342 1342 ± 0 5.066 4.724/5.481 5.119 ± 0.445
ea10 1342 1342/1342 1342 ± 0 5.729 5.199/6.357 5.736 ± 0.6323
ea11 1342 1342/1342 1342 ± 0 5.735 5.161/6.243 5.729 ± 0.6002
ea12 1342 1342/1342 1342 ± 0 5.472 5.068/6.058 5.631 ± 0.6081
ea13 1342 1342/1342 1342 ± 0 5.833 5.472/6.173 5.894 ± 0.5024
ea14 1342 1342/1342 1342 ± 0 6.333 6.17/6.744 6.417 ± 0.336
ea15 1342 1342/1342 1342 ± 0 5.573 4.857/6.086 5.517 ± 0.7578
ea16 1342 1342/1342 1342 ± 0 4.751 4.179/5.057 4.669 ± 0.5872
ea17 1342 1342/1342 1342 ± 0.000003681 5.996 5.591/6.493 6.117 ± 0.6232
ea18 1342 1342/1342 1342 ± 0 4.921 4.702/5.521 5.078 ± 0.4747
ea19 1342 1342/1342 1342 ± 0 5.668 5.145/6.24 5.765 ± 0.6456
ea20 1342 1342/1342 1342 ± 0 5.848 5.308/6.429 5.904 ± 0.6591
ea21 1342 1342/1342 1342 ± 0 5.45 5.002/6.008 5.537 ± 0.6009
ea22 1342 1342/1342 1342 ± 0 5.589 5.146/6.238 5.713 ± 0.6353
ea23 1342 1342/1342 1342 ± 0 5.818 5.219/6.262 5.856 ± 0.6577
ea25 1342 1342/1342 1342 ± 0.000002126 5.247 4.92/5.467 5.249 ± 0.4245
ea26 1342 1342/1342 1342 ± 0 6.058 5.416/6.575 5.975 ± 0.628
ea27 1342 1342/1342 1342 ± 0.00001778 5.5 5.189/6.313 5.68 ± 0.5838
ea28 1342 1342/1342 1342 ± 0 5.572 5.223/6.211 5.702 ± 0.6231
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 ± 0.00002396 5.087 4.851/5.259 5.036 ± 0.3155
3 1342 1342/1342 1342 ± 0.00002466 4.892 4.701/5.066 4.881 ± 0.2618
4 1342 1342/1342 1342 ± 0.00002554 5.031 4.49/5.185 4.937 ± 0.4035
5 1342 1342/1342 1342 ± 0.00002396 5.178 4.914/5.302 5.081 ± 0.3851
6 1342 1342/1342 1342 ± 0.00002396 5.092 4.856/5.256 5.014 ± 0.3816
7 1342 1342/1342 1342 ± 0.00002396 5.181 4.949/5.331 5.108 ± 0.3403
8 1342 1342/1342 1342 ± 0.00002396 5.146 4.959/5.355 5.11 ± 0.3453
9 1342 1342/1342 1342 ± 0.00002396 5.478 5.231/5.725 5.39 ± 0.3686
10 1342 1342/1342 1342 ± 0.00002351 5.919 5.581/6.058 5.744 ± 0.4502
11 1342 1342/1342 1342 ± 0.00002351 6.17 5.716/6.308 5.966 ± 0.4348
12 1342 1342/1342 1342 ± 0.00002351 6.246 5.904/6.39 6.127 ± 0.4039
13 1342 1342/1342 1342 ± 0.00002351 6.598 6.187/6.77 6.503 ± 0.4042
14 1342 1342/1342 1342 ± 0.00002351 6.839 6.451/6.952 6.664 ± 0.4373
15 1342 1342/1342 1342 ± 0.00002351 6.409 6.215/6.594 6.282 ± 0.4343
16 1342 1342/1342 1342 ± 0.00002606 5.781 5.568/6.018 5.736 ± 0.3851
17 1342 1342/1342 1342 ± 0.00002468 5.825 5.686/6.048 5.755 ± 0.4062
statwtmode
VLASS-SE
vis
VLASS2.1.sb38549013.eb38560130.59067.120196296295_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-06-26 05:42:32.995
End
2024-06-26 06:14:00.126
Duration
0:31:27.131
Note, WebLog generation is not included in the time.

CASA logs for stage 8