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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.295 5.081/6.02 5.371 ± 0.8617
ea02 1342 1342/1342 1342 ± 0.00004404 5.903 5.369/6.606 5.766 ± 1.023
ea04 1342 1342/1342 1342 ± 0.000001686 4.948 4.78/5.749 5.112 ± 0.8031
ea05 1342 1342/1342 1342 ± 0.00001244 5.169 4.839/6.097 5.325 ± 0.7972
ea06 1342 1342/1342 1342 ± 0.000003953 4.885 4.635/5.485 4.851 ± 0.7524
ea07 1342 1342/1342 1342 ± 0.00004443 5.789 5.193/6.222 5.526 ± 0.9306
ea08 1342 1342/1342 1342 ± 0.0000455 5.875 5.458/6.688 5.82 ± 1.086
ea09 1342 1342/1342 1342 ± 0.00002369 5.165 4.945/5.894 5.257 ± 0.7108
ea10 1342 1342/1342 1342 ± 0.00004485 5.023 4.684/5.579 4.92 ± 0.7105
ea11 1342 1342/1342 1342 ± 0.00004377 5.859 5.146/6.51 5.61 ± 1.089
ea12 1342 1342/1342 1342 ± 0.000009179 5.258 5.104/6.065 5.337 ± 0.991
ea13 1342 1342/1342 1342 ± 0.00002353 5.889 5.646/6.355 5.832 ± 0.791
ea14 1342 1342/1342 1342 ± 0.00001336 5.698 5.225/6.544 5.693 ± 0.8857
ea15 1342 1342/1342 1342 ± 0.000001192 5.307 5.049/6.11 5.442 ± 0.9153
ea16 1342 1342/1342 1342 ± 0.00002656 5.837 5.482/6.465 5.756 ± 0.9829
ea17 1342 1342/1342 1342 ± 0.00004593 5.78 5.231/6.473 5.675 ± 1.086
ea18 1342 1342/1342 1342 ± 0.00003599 4.884 4.474/5.712 4.868 ± 0.8607
ea19 1342 1342/1342 1342 ± 0 5.469 5.298/6.462 5.65 ± 0.83
ea20 1342 1342/1342 1342 ± 0.00002448 5.682 5.333/6.588 5.679 ± 1.195
ea21 1342 1342/1342 1342 ± 0.00002014 5.431 5.166/6.142 5.396 ± 0.8522
ea22 1342 1342/1342 1342 ± 0.00003875 5.451 5.246/6.552 5.677 ± 0.9577
ea23 1342 1342/1342 1342 ± 0.00004338 5.858 5.268/6.424 5.721 ± 0.979
ea24 1342 1342/1342 1342 ± 0.00001876 5.232 4.957/6.11 5.396 ± 0.7168
ea25 1342 1342/1342 1342 ± 0.00004549 5.36 4.882/6.106 5.315 ± 0.963
ea26 1342 1342/1342 1342 ± 0.00003358 5.807 5.604/6.891 6.031 ± 0.9651
ea27 1342 1342/1342 1342 ± 0.00004582 5.522 5.101/6.538 5.511 ± 1.044
ea28 1342 1342/1342 1342 ± 0.0000442 5.574 5.316/6.591 5.656 ± 1.007
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.
5 1342 1342/1342 1342 ± 0.00002311 5.125 4.94/5.352 5.143 ± 0.3557
6 1342 1342/1342 1342 ± 0.00002308 5.233 5.005/5.405 5.193 ± 0.3117
7 1342 1342/1342 1342 ± 0.00002308 5.286 5.1/5.508 5.261 ± 0.3015
8 1342 1342/1342 1342 ± 0.00002308 5.251 5.052/5.457 5.209 ± 0.3266
9 1342 1342/1342 1342 ± 0.00002308 5.489 5.235/5.804 5.488 ± 0.3463
10 1342 1342/1342 1342 ± 0.00002308 6.019 5.616/6.12 5.874 ± 0.3507
11 1342 1342/1342 1342 ± 0.00002308 6.282 5.935/6.439 6.182 ± 0.3553
12 1342 1342/1342 1342 ± 0.00002308 6.377 6.198/6.634 6.366 ± 0.3772
13 1342 1342/1342 1342 ± 0.00002348 6.736 6.384/6.844 6.59 ± 0.4005
14 1342 1342/1342 1342 ± 0.00003149 6.319 6.055/6.774 6.361 ± 0.5472
15 1342 1342/1342 1342 ± 0.00002368 6.587 6.207/6.809 6.464 ± 0.4819
16 1342 1342/1342 1342 ± 0.00006053 3.673 3.484/3.895 3.716 ± 0.3155
17 1342 1342/1342 1342 ± 0.00006104 3.837 3.621/4.053 3.837 ± 0.301
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
output_dir
 
Start time
2024-12-06 14:58:58.708
End
2024-12-06 16:05:39.255
Duration
1:06:40.547
Note, WebLog generation is not included in the time.

CASA logs for stage 8