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

Statwt Summary Plot

VLASS2.1.sb38625952.eb38714976.59133.44101303241_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 5.76 5.414/6.393 5.927 ± 0.5717
ea02 1342 1342/1342 1342 ± 0.00004304 6.125 5.769/6.798 6.309 ± 0.6373
ea03 1342 1342/1342 1342 ± 0 5.689 4.952/6.127 5.598 ± 0.6396
ea04 1342 1342/1342 1342 ± 0 5.764 5.394/6.197 5.851 ± 0.534
ea05 1342 1342/1342 1342 ± 0 6.042 5.606/6.734 6.139 ± 0.6087
ea06 1342 1342/1342 1342 ± 0 5.068 4.892/5.583 5.239 ± 0.41
ea07 1342 1342/1342 1342 ± 0 6.059 5.642/6.419 6.18 ± 0.6153
ea08 1342 1342/1342 1342 ± 0 6.17 5.923/6.909 6.404 ± 0.6396
ea09 1342 1342/1342 1342 ± 0 6.11 5.406/6.667 6.102 ± 0.645
ea10 1342 1342/1342 1342 ± 0 6.066 5.626/6.913 6.213 ± 0.6928
ea11 1342 1342/1342 1342 ± 0 5.917 5.416/6.658 6.091 ± 0.7155
ea12 1342 1342/1342 1342 ± 0 5.815 5.555/6.547 6.083 ± 0.6172
ea13 1342 1342/1342 1342 ± 0 6.48 5.947/6.687 6.394 ± 0.506
ea15 1342 1342/1342 1342 ± 0 6.208 5.677/6.685 6.27 ± 0.6414
ea16 1342 1342/1342 1342 ± 0 6.197 5.869/6.957 6.443 ± 0.7334
ea17 1342 1342/1342 1342 ± 0 6.351 6.09/7.171 6.605 ± 0.6851
ea18 1342 1342/1342 1342 ± 0 4.95 4.821/5.653 5.19 ± 0.477
ea19 1342 1342/1342 1342 ± 0 6.126 5.687/6.768 6.226 ± 0.5911
ea20 1342 1342/1342 1342 ± 0 5.865 5.589/6.708 6.141 ± 0.6387
ea21 1342 1342/1342 1342 ± 0 5.858 5.637/6.592 6.124 ± 0.6031
ea22 1342 1342/1342 1342 ± 0 5.995 5.365/6.335 5.871 ± 0.5873
ea23 1342 1342/1342 1342 ± 0.000001818 5.881 5.592/6.731 6.208 ± 0.7283
ea24 1342 1342/1342 1342 ± 0.00001171 6.033 5.624/6.782 6.227 ± 0.5929
ea25 1342 1342/1342 1342 ± 0 5.656 5.421/6.394 5.925 ± 0.6144
ea26 1342 1342/1342 1342 ± 0 6.667 6.019/7.21 6.632 ± 0.6825
ea27 1342 1342/1342 1342 ± 0 5.724 5.502/6.551 5.991 ± 0.5893
ea28 1342 1342/1342 1342 ± 0 5.595 5.388/6.44 5.918 ± 0.6067
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 ± 0.00002313 5.55 5.355/5.766 5.519 ± 0.2901
5 1342 1342/1342 1342 ± 0.00002313 5.579 5.297/5.702 5.509 ± 0.3452
6 1342 1342/1342 1342 ± 0.00002313 5.549 5.338/5.708 5.49 ± 0.3191
7 1342 1342/1342 1342 ± 0.00002313 5.576 5.397/5.681 5.528 ± 0.2928
8 1342 1342/1342 1342 ± 0.00002313 5.535 5.309/5.659 5.471 ± 0.3292
9 1342 1342/1342 1342 ± 0.00002313 5.875 5.487/6.083 5.782 ± 0.3669
10 1342 1342/1342 1342 ± 0.00002313 6.256 6.025/6.448 6.206 ± 0.349
11 1342 1342/1342 1342 ± 0.00002313 6.511 6.288/6.659 6.429 ± 0.3535
12 1342 1342/1342 1342 ± 0.00002313 6.623 6.41/6.776 6.584 ± 0.3964
13 1342 1342/1342 1342 ± 0.00002313 7.103 6.869/7.223 7.029 ± 0.4174
14 1342 1342/1342 1342 ± 0.00002313 7.277 7.008/7.494 7.209 ± 0.4513
15 1342 1342/1342 1342 ± 0.00002313 6.767 6.541/7.103 6.738 ± 0.4509
16 1342 1342/1342 1342 ± 0.00002477 5.776 5.464/6.061 5.777 ± 0.4627
17 1342 1342/1342 1342 ± 0.0000238 5.958 5.584/6.23 5.919 ± 0.472
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38625952.eb38714976.59133.44101303241_split_split.ms
output_dir
 
Start time
2025-02-18 20:38:24.469
End
2025-02-18 21:00:57.420
Duration
0:22:32.951
Note, WebLog generation is not included in the time.

CASA logs for stage 8