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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.271 5.181/5.871 5.376 ± 0.7296
ea02 1342 1342/1342 1342 ± 0.00004272 5.778 5.315/6.551 5.793 ± 0.9074
ea05 1342 1342/1342 1342 ± 0.00001155 5.463 5.071/6.152 5.59 ± 0.7107
ea06 1342 1342/1342 1342 ± 0 4.893 4.759/5.341 4.896 ± 0.6382
ea07 1342 1342/1342 1342 ± 0.00004279 5.65 5.261/5.894 5.435 ± 0.7283
ea08 1342 1342/1342 1342 ± 0.00004272 6.031 5.57/6.883 6.07 ± 1.004
ea09 1342 1342/1342 1342 ± 0.00003016 5.042 4.87/5.68 5.2 ± 0.597
ea10 1342 1342/1342 1342 ± 0.00004288 5.576 5.159/6.381 5.574 ± 0.8752
ea11 1342 1342/1342 1342 ± 0.00004221 5.651 5.231/6.425 5.643 ± 0.9639
ea12 1342 1342/1342 1342 ± 0 5.586 5.275/6.445 5.641 ± 0.9756
ea13 1342 1342/1342 1342 ± 0.00002603 5.821 5.638/6.33 5.905 ± 0.7153
ea14 1342 1342/1342 1342 ± 0.00001664 6.425 5.732/6.583 5.909 ± 0.9357
ea15 1342 1342/1342 1342 ± 0 5.358 5.176/6.278 5.589 ± 0.8643
ea16 1342 1342/1342 1342 ± 0 5.1 4.982/5.347 5.092 ± 0.2492
ea17 1342 1342/1342 1342 ± 0.0000436 5.814 5.467/6.729 5.834 ± 0.9749
ea18 1342 1342/1342 1342 ± 0.00002571 4.929 4.626/5.654 4.929 ± 0.7771
ea19 1342 1342/1342 1342 ± 0 5.683 5.439/6.442 5.819 ± 0.7253
ea20 1342 1342/1342 1342 ± 0.000006041 5.873 5.698/6.904 5.952 ± 1.13
ea21 1342 1342/1342 1342 ± 0.00001636 5.473 5.291/6.189 5.535 ± 0.7357
ea22 1342 1342/1342 1342 ± 0.00003944 5.416 5.166/6.496 5.659 ± 0.8554
ea23 1342 1342/1342 1342 ± 0.00003614 5.739 5.413/6.28 5.668 ± 0.8455
ea25 1342 1342/1342 1342 ± 0 5.336 5.25/5.397 5.301 ± 0.1554
ea26 1342 1342/1342 1342 ± 0.00003549 5.602 5.462/6.53 5.794 ± 0.7692
ea27 1342 1342/1342 1342 ± 0.00004268 5.368 5.062/6.312 5.472 ± 0.8642
ea28 1342 1342/1342 1342 ± 0.0000421 5.553 5.363/6.564 5.717 ± 0.9114
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 ± 0.00002439 5.403 5.224/5.665 5.405 ± 0.3002
3 1342 1342/1342 1342 ± 0.00004883 4.993 4.838/5.109 4.976 ± 0.1703
5 1342 1342/1342 1342 ± 0.00002439 5.395 5.2/5.497 5.336 ± 0.3402
6 1342 1342/1342 1342 ± 0.00002439 5.323 5.165/5.431 5.281 ± 0.2728
7 1342 1342/1342 1342 ± 0.00002439 5.256 5.167/5.43 5.278 ± 0.2413
8 1342 1342/1342 1342 ± 0.00002439 5.302 5.042/5.438 5.246 ± 0.2772
9 1342 1342/1342 1342 ± 0.00002439 5.539 5.418/5.761 5.519 ± 0.3388
10 1342 1342/1342 1342 ± 0.00002489 5.994 5.765/6.12 5.918 ± 0.3441
11 1342 1342/1342 1342 ± 0.00002489 6.301 6.128/6.419 6.204 ± 0.3616
12 1342 1342/1342 1342 ± 0.00002489 6.5 6.28/6.584 6.402 ± 0.3742
13 1342 1342/1342 1342 ± 0.00002489 6.815 6.391/6.948 6.701 ± 0.4035
14 1342 1342/1342 1342 ± 0.00002603 6.64 6.079/6.987 6.534 ± 0.5136
15 1342 1342/1342 1342 ± 0.00002601 6.534 6.234/6.747 6.445 ± 0.485
16 1342 1342/1342 1342 ± 0.00006029 3.923 3.699/4.189 3.958 ± 0.3321
17 1342 1342/1342 1342 ± 0.00006103 4.128 3.894/4.371 4.122 ± 0.3342
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
datacolumn
residual_data
Start time
2024-10-31 00:28:36.710
End
2024-10-31 01:14:08.896
Duration
0:45:32.186
Note, WebLog generation is not included in the time.

CASA logs for stage 8