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

Statwt Summary Plot

VLASS2.2.sb40880919.eb41034540.59559.16303170139_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 6.267 5.962/6.822 6.479 ± 0.5938
ea03 1342 1342/1342 1342 ± 0.00002014 5.687 5.183/6.673 5.891 ± 0.7096
ea04 1342 1342/1342 1342 ± 0 6.171 5.77/6.711 6.305 ± 0.617
ea05 1342 1342/1342 1342 ± 0 6.081 5.699/6.937 6.289 ± 0.7117
ea06 1342 1342/1342 1342 ± 0 6.294 5.896/6.743 6.353 ± 0.5535
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.00001527 6.043 5.723/6.669 6.229 ± 0.5893
ea09 1342 1342/1342 1342 ± 0 6.241 5.697/6.904 6.331 ± 0.6674
ea10 1342 1342/1342 1342 ± 0 7.076 6.737/7.349 6.972 ± 0.4626
ea11 1342 1342/1342 1342 ± 0 6.193 5.618/6.803 6.271 ± 0.6895
ea12 1342 1342/1342 1342 ± 0 6.492 5.963/7.033 6.569 ± 0.6528
ea13 1342 1342/1342 1342 ± 0.00000416 5.749 5.346/6.005 5.767 ± 0.4222
ea14 1342 1342/1342 1342 ± 0 6.288 5.911/7.013 6.526 ± 0.6414
ea15 1342 1342/1342 1342 ± 0 5.9 5.517/6.575 6.06 ± 0.6066
ea16 1342 1342/1342 1342 ± 0 6.412 6.053/7.001 6.558 ± 0.6637
ea17 1342 1342/1342 1342 ± 0 6.885 6.598/7.824 7.123 ± 0.6657
ea18 1342 1342/1342 1342 ± 0 5.095 4.788/5.472 5.135 ± 0.4509
ea19 1342 1342/1342 1342 ± 0 6.405 6.137/7.307 6.67 ± 0.6708
ea20 1342 1342/1342 1342 ± 0 5.744 5.6/6.599 6.01 ± 0.567
ea21 1342 1342/1342 1342 ± 0 5.465 5.26/5.957 5.633 ± 0.4345
ea22 1342 1342/1342 1342 ± 0 6.192 5.7/6.581 6.138 ± 0.5416
ea23 1342 1342/1342 1342 ± 0 6.065 5.989/6.891 6.435 ± 0.651
ea24 1342 1342/1342 1342 ± 0 5.998 5.422/6.523 5.966 ± 0.5354
ea25 1342 1342/1342 1342 ± 0 6.734 6.098/6.964 6.721 ± 0.7386
ea26 1342 1342/1342 1342 ± 0 6.665 6.282/7.386 6.789 ± 0.6551
ea27 1342 1342/1342 1342 ± 0 6.052 5.8/7.021 6.346 ± 0.6403
ea28 1342 1342/1342 1342 ± 0 6.236 5.946/7.07 6.468 ± 0.6465
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 5.912 5.727/6.148 5.868 ± 0.3625
4 1342 1342/1342 1342 ± 0.00002414 5.541 5.3/5.772 5.549 ± 0.4624
5 1342 1342/1342 1342 ± 0.00002392 5.862 5.653/6.053 5.821 ± 0.3892
6 1342 1342/1342 1342 ± 0.00002392 5.787 5.537/5.897 5.705 ± 0.3325
7 1342 1342/1342 1342 ± 0.00002392 5.862 5.583/5.943 5.765 ± 0.3492
8 1342 1342/1342 1342 ± 0.00002392 5.636 5.452/5.958 5.704 ± 0.3973
9 1342 1342/1342 1342 ± 0.00002392 6.008 5.713/6.273 5.984 ± 0.3966
10 1342 1342/1342 1342 ± 0.00002348 6.564 6.172/6.634 6.418 ± 0.3857
11 1342 1342/1342 1342 ± 0.00002348 6.736 6.514/6.948 6.656 ± 0.4053
12 1342 1342/1342 1342 ± 0.00002348 6.874 6.584/7.04 6.794 ± 0.4713
13 1342 1342/1342 1342 ± 0.00002348 7.337 7.027/7.622 7.254 ± 0.5261
14 1342 1342/1342 1342 ± 0.00002348 7.491 7.19/7.741 7.432 ± 0.5322
15 1342 1342/1342 1342 ± 0.00002348 7.067 6.727/7.4 7.025 ± 0.515
16 1342 1342/1342 1342 ± 0.00002351 6.219 5.828/6.563 6.214 ± 0.5248
17 1342 1342/1342 1342 ± 0.00002995 6.215 5.731/6.483 6.101 ± 0.5179
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.2.sb40880919.eb41034540.59559.16303170139_split_split.ms
Start time
2025-06-12 03:41:01.363
End
2025-06-12 04:41:43.664
Duration
1:00:42.300
Note, WebLog generation is not included in the time.

CASA logs for stage 8