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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.345 5.022/5.82 5.458 ± 0.5149
ea02 1342 1342/1342 1342 ± 0 5.618 5.126/6.206 5.693 ± 0.6293
ea04 1342 1342/1342 1342 ± 0 5.154 4.819/5.817 5.375 ± 0.5626
ea05 1342 1342/1342 1342 ± 0 5.517 5.071/6.065 5.612 ± 0.6033
ea06 1342 1342/1342 1342 ± 0 4.8 4.54/5.205 4.881 ± 0.3978
ea07 1342 1342/1342 1342 ± 0 5.632 5.219/5.988 5.716 ± 0.5456
ea08 1342 1342/1342 1342 ± 0 5.633 5.241/6.396 5.84 ± 0.648
ea09 1342 1342/1342 1342 ± 0 5.503 5.023/6.101 5.611 ± 0.6318
ea10 1342 1342/1342 1342 ± 0.00001021 5.649 5.041/6.285 5.663 ± 0.6593
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.479 5.052/6.133 5.673 ± 0.6451
ea13 1342 1342/1342 1342 ± 0 5.829 5.418/6.137 5.874 ± 0.5013
ea14 1342 1342/1342 1342 ± 0 5.57 5.032/6.124 5.615 ± 0.6223
ea15 1342 1342/1342 1342 ± 0 5.299 4.84/5.914 5.448 ± 0.657
ea16 1342 1342/1342 1342 ± 0 5.862 5.363/6.292 5.935 ± 0.7104
ea17 1342 1342/1342 1342 ± 0 5.675 5.227/6.167 5.784 ± 0.6068
ea18 1342 1342/1342 1342 ± 0 4.802 4.509/5.353 4.95 ± 0.5161
ea19 1342 1342/1342 1342 ± 0 5.624 5.212/6.206 5.768 ± 0.5918
ea20 1342 1342/1342 1342 ± 0 5.805 5.361/6.449 5.924 ± 0.6552
ea21 1342 1342/1342 1342 ± 0 5.445 5.114/6.064 5.592 ± 0.5789
ea22 1342 1342/1342 1342 ± 0 5.533 5.078/6.156 5.621 ± 0.6413
ea23 1342 1342/1342 1342 ± 0 5.719 5.207/6.211 5.799 ± 0.6605
ea25 1342 1342/1342 1342 ± 0 5.433 4.927/5.926 5.431 ± 0.5862
ea26 1342 1342/1342 1342 ± 0 5.838 5.362/6.423 5.912 ± 0.6708
ea27 1342 1342/1342 1342 ± 0.00003158 5.377 5.027/6.1 5.532 ± 0.5716
ea28 1342 1342/1342 1342 ± 0 5.462 5.138/6.236 5.65 ± 0.6219
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 ± 0.00002429 5.034 4.902/5.284 5.056 ± 0.2322
3 1342 1342/1342 1342 ± 0.00002429 4.9 4.786/5.142 4.942 ± 0.2366
4 1342 1342/1342 1342 ± 0.00002482 5.086 4.898/5.219 5.048 ± 0.3052
5 1342 1342/1342 1342 ± 0.00002429 5.129 4.917/5.192 5.077 ± 0.2928
6 1342 1342/1342 1342 ± 0.00002429 5.084 4.916/5.223 5.053 ± 0.2738
7 1342 1342/1342 1342 ± 0.00002429 5.071 4.958/5.223 5.087 ± 0.2328
8 1342 1342/1342 1342 ± 0.00002429 5.112 4.895/5.229 5.064 ± 0.2642
9 1342 1342/1342 1342 ± 0.00002429 5.4 5.25/5.608 5.362 ± 0.2938
10 1342 1342/1342 1342 ± 0.00002429 5.805 5.667/5.998 5.786 ± 0.3102
11 1342 1342/1342 1342 ± 0.00002429 6.088 5.904/6.15 5.999 ± 0.3163
12 1342 1342/1342 1342 ± 0.00002429 6.224 6.042/6.384 6.16 ± 0.3364
13 1342 1342/1342 1342 ± 0.00002429 6.598 6.475/6.756 6.564 ± 0.3458
14 1342 1342/1342 1342 ± 0.00002429 6.811 6.568/6.901 6.714 ± 0.3816
15 1342 1342/1342 1342 ± 0.00002429 6.402 6.203/6.554 6.321 ± 0.346
16 1342 1342/1342 1342 ± 0.00003325 5.781 5.634/6.011 5.776 ± 0.2958
17 1342 1342/1342 1342 ± 0.00002763 5.841 5.67/5.974 5.797 ± 0.2932
datacolumn
residual_data
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-12-31 06:08:05.820
End
2024-12-31 07:16:50.754
Duration
1:08:44.934
Note, WebLog generation is not included in the time.

CASA logs for stage 8