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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.428 5.064/5.808 5.491 ± 0.5326
ea02 1342 1342/1342 1342 ± 0 5.609 5.231/6.292 5.784 ± 0.6745
ea04 1342 1342/1342 1342 ± 0 5.121 4.764/5.611 5.238 ± 0.5131
ea05 1342 1342/1342 1342 ± 0 5.647 5.063/6.088 5.529 ± 0.5571
ea06 1342 1342/1342 1342 ± 0 5.005 4.652/5.541 5.122 ± 0.5228
ea07 1342 1342/1342 1342 ± 0 5.67 5.309/5.965 5.73 ± 0.5442
ea08 1342 1342/1342 1342 ± 0 5.554 5.319/6.344 5.844 ± 0.6475
ea09 1342 1342/1342 1342 ± 0 5.538 5.058/6.313 5.627 ± 0.6281
ea10 1342 1342/1342 1342 ± 0.00001305 5.577 5.079/6.3 5.685 ± 0.655
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.542 5.146/6.098 5.683 ± 0.6206
ea13 1342 1342/1342 1342 ± 0 5.976 5.582/6.269 6.016 ± 0.4979
ea14 1342 1342/1342 1342 ± 0 5.549 5.077/6.124 5.646 ± 0.6468
ea15 1342 1342/1342 1342 ± 0 5.36 4.911/5.947 5.518 ± 0.6363
ea16 1342 1342/1342 1342 ± 0 6.001 5.441/6.539 6.06 ± 0.703
ea17 1342 1342/1342 1342 ± 0.000002136 5.709 5.346/6.26 5.846 ± 0.6336
ea18 1342 1342/1342 1342 ± 0 4.749 4.48/5.228 4.886 ± 0.4947
ea19 1342 1342/1342 1342 ± 0 5.784 5.365/6.409 5.956 ± 0.6171
ea20 1342 1342/1342 1342 ± 0 6.072 5.48/6.681 5.986 ± 0.6378
ea21 1342 1342/1342 1342 ± 0 5.421 5.142/5.938 5.582 ± 0.5085
ea22 1342 1342/1342 1342 ± 0 5.481 5.115/6.203 5.663 ± 0.6316
ea23 1342 1342/1342 1342 ± 0 5.789 5.263/6.171 5.834 ± 0.6409
ea25 1342 1342/1342 1342 ± 0.000003377 5.257 5.007/5.877 5.451 ± 0.5711
ea26 1342 1342/1342 1342 ± 0 5.896 5.462/6.506 5.986 ± 0.694
ea27 1342 1342/1342 1342 ± 0.00003981 5.287 5.024/6.12 5.506 ± 0.6041
ea28 1342 1342/1342 1342 ± 0.00001525 5.438 5.156/6.174 5.651 ± 0.6463
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 5.119 4.992/5.419 5.16 ± 0.2549
3 1342 1342/1342 1342 ± 0.00002408 4.971 4.772/5.248 5.004 ± 0.3346
4 1342 1342/1342 1342 ± 0.0000247 5.118 4.835/5.282 5.07 ± 0.3175
5 1342 1342/1342 1342 ± 0.00002392 5.136 4.874/5.313 5.129 ± 0.3295
6 1342 1342/1342 1342 ± 0.00002392 5.111 4.988/5.337 5.113 ± 0.2892
7 1342 1342/1342 1342 ± 0.00002392 5.127 5.018/5.268 5.144 ± 0.2534
8 1342 1342/1342 1342 ± 0.00002392 5.121 4.892/5.278 5.07 ± 0.2752
9 1342 1342/1342 1342 ± 0.00002392 5.354 5.195/5.608 5.354 ± 0.3067
10 1342 1342/1342 1342 ± 0.00002392 5.8 5.656/6.005 5.796 ± 0.3057
11 1342 1342/1342 1342 ± 0.00002392 6.102 5.878/6.217 6.015 ± 0.3133
12 1342 1342/1342 1342 ± 0.00002392 6.193 5.976/6.385 6.177 ± 0.3445
13 1342 1342/1342 1342 ± 0.00002392 6.631 6.483/6.753 6.59 ± 0.3411
14 1342 1342/1342 1342 ± 0.00002392 6.806 6.545/7.047 6.759 ± 0.3675
15 1342 1342/1342 1342 ± 0.00002392 6.528 6.261/6.71 6.451 ± 0.3669
16 1342 1342/1342 1342 ± 0.00003451 5.745 5.474/6.06 5.773 ± 0.3501
17 1342 1342/1342 1342 ± 0.00003452 5.741 5.561/5.976 5.78 ± 0.3264
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-12-31 09:30:10.078
End
2024-12-31 10:40:11.109
Duration
1:10:01.030
Note, WebLog generation is not included in the time.

CASA logs for stage 8