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

Statwt Summary Plot

VLASS2.1.sb38487128.eb38624732.59090.114586261574_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 5.33 5.264/6.066 5.411 ± 0.7816
ea02 1342 1342/1342 1342 ± 0.00004057 5.745 5.338/6.613 5.711 ± 1.029
ea04 1342 1342/1342 1342 ± 0 5.228 5.075/6.037 5.393 ± 0.7629
ea05 1342 1342/1342 1342 ± 0.00001762 5.601 5.143/6.464 5.664 ± 0.7978
ea06 1342 1342/1342 1342 ± 0 5.202 4.843/5.303 4.838 ± 0.7526
ea07 1342 1342/1342 1342 ± 0.00004222 5.883 5.449/6.299 5.743 ± 0.8853
ea08 1342 1342/1342 1342 ± 0.00004222 5.928 5.57/6.722 5.873 ± 1.035
ea09 1342 1342/1342 1342 ± 0 5.427 5.217/6.309 5.556 ± 0.7819
ea10 1342 1342/1342 1342 ± 0.00004254 5.532 5.251/6.507 5.666 ± 0.9067
ea11 1342 1342/1342 1342 ± 0.00003419 5.46 5.165/6.371 5.565 ± 0.9964
ea12 1342 1342/1342 1342 ± 0.000001292 5.613 5.403/6.518 5.748 ± 0.9499
ea13 1342 1342/1342 1342 ± 0.000006578 5.882 5.78/6.401 5.905 ± 0.7628
ea14 1342 1342/1342 1342 ± 0.00001054 5.529 5.314/6.54 5.727 ± 0.8372
ea15 1342 1342/1342 1342 ± 0 5.205 5.095/6.176 5.485 ± 0.8454
ea16 1342 1342/1342 1342 ± 0.0000308 5.98 5.58/6.865 6.013 ± 0.9775
ea17 1342 1342/1342 1342 ± 0.00004278 5.792 5.497/6.96 5.824 ± 1.019
ea18 1342 1342/1342 1342 ± 0.00002218 5.004 4.673/5.657 4.958 ± 0.7525
ea19 1342 1342/1342 1342 ± 0.00001129 5.748 5.569/6.762 5.941 ± 0.8644
ea20 1342 1342/1342 1342 ± 0.000002583 5.833 5.704/6.844 5.939 ± 1.037
ea21 1342 1342/1342 1342 ± 0.00002573 5.49 5.388/6.341 5.618 ± 0.8307
ea22 1342 1342/1342 1342 ± 0.00002877 5.426 5.136/6.429 5.521 ± 0.9063
ea23 1342 1342/1342 1342 ± 0.0000422 5.671 5.557/6.649 5.863 ± 0.9787
ea25 1342 1342/1342 1342 ± 0.00004199 5.306 5.024/6.238 5.446 ± 0.9208
ea26 1342 1342/1342 1342 ± 0.000007842 5.829 5.689/6.887 5.991 ± 0.8558
ea27 1342 1342/1342 1342 ± 0.00004917 5.414 5.085/6.324 5.504 ± 0.869
ea28 1342 1342/1342 1342 ± 0.00004628 5.636 5.39/6.526 5.669 ± 0.9671
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 5.466 5.258/5.775 5.496 ± 0.2798
3 1342 1342/1342 1342 ± 0.00002392 5.34 5.101/5.545 5.297 ± 0.3087
5 1342 1342/1342 1342 ± 0.00002439 5.486 5.299/5.607 5.472 ± 0.2597
6 1342 1342/1342 1342 ± 0.00002392 5.389 5.215/5.548 5.367 ± 0.274
7 1342 1342/1342 1342 ± 0.00002392 5.411 5.22/5.582 5.411 ± 0.243
8 1342 1342/1342 1342 ± 0.00002392 5.387 5.138/5.528 5.359 ± 0.2454
9 1342 1342/1342 1342 ± 0.00002392 5.74 5.489/5.892 5.643 ± 0.2975
10 1342 1342/1342 1342 ± 0.00002348 6.03 5.869/6.224 5.98 ± 0.3407
11 1342 1342/1342 1342 ± 0.00002348 6.31 6.183/6.447 6.257 ± 0.3404
12 1342 1342/1342 1342 ± 0.00002348 6.493 6.301/6.634 6.435 ± 0.3668
13 1342 1342/1342 1342 ± 0.00002431 6.766 6.553/6.961 6.725 ± 0.3808
14 1342 1342/1342 1342 ± 0.00003564 6.704 6.444/6.917 6.641 ± 0.4536
15 1342 1342/1342 1342 ± 0.00002369 6.736 6.494/6.957 6.655 ± 0.4939
16 1342 1342/1342 1342 ± 0.00006102 3.812 3.641/4.044 3.844 ± 0.2642
17 1342 1342/1342 1342 ± 0.00006057 3.927 3.73/4.142 3.946 ± 0.2822
vis
VLASS2.1.sb38487128.eb38624732.59090.114586261574_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2024-04-17 16:14:32.762
End
2024-04-17 17:03:25.229
Duration
0:48:52.467
Note, WebLog generation is not included in the time.

CASA logs for stage 7