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

Statwt Summary Plot

VLASS2.1.sb38478946.eb38565032.59070.1037453125_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 5.421 5.304/6.054 5.557 ± 0.6291
ea02 1342 1342/1342 1342 ± 0.00004072 5.92 5.422/6.587 5.886 ± 0.782
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.000006157 5.478 5.071/6.351 5.73 ± 0.6808
ea06 1342 1342/1342 1342 ± 0 4.865 4.71/5.256 4.92 ± 0.4365
ea07 1342 1342/1342 1342 ± 0.00004241 5.728 5.333/5.901 5.595 ± 0.6546
ea08 1342 1342/1342 1342 ± 0.0000415 6.073 5.708/6.823 6.117 ± 0.8798
ea09 1342 1342/1342 1342 ± 0 5.239 4.817/5.821 5.255 ± 0.5623
ea10 1342 1342/1342 1342 ± 0.0000415 5.487 5.153/6.311 5.593 ± 0.6905
ea11 1342 1342/1342 1342 ± 0.0000321 5.649 5.33/6.399 5.761 ± 0.803
ea12 1342 1342/1342 1342 ± 0 5.713 5.437/6.417 5.82 ± 0.7648
ea13 1342 1342/1342 1342 ± 0.000002619 5.894 5.673/6.518 5.978 ± 0.6161
ea14 1342 1342/1342 1342 ± 0.00001877 6.428 5.797/6.866 6.105 ± 0.859
ea15 1342 1342/1342 1342 ± 0 5.449 5.347/6.335 5.732 ± 0.7226
ea16 1342 1342/1342 1342 ± 0.00001145 5.096 4.846/5.323 5.061 ± 0.403
ea17 1342 1342/1342 1342 ± 0.00004151 5.928 5.683/6.792 5.971 ± 0.8049
ea18 1342 1342/1342 1342 ± 0.000008346 5.029 4.805/5.715 5.139 ± 0.6021
ea19 1342 1342/1342 1342 ± 0 5.723 5.484/6.672 6.007 ± 0.7141
ea20 1342 1342/1342 1342 ± 0 5.983 5.812/6.714 6.096 ± 0.8342
ea21 1342 1342/1342 1342 ± 0.00001134 5.565 5.33/6.235 5.667 ± 0.6684
ea22 1342 1342/1342 1342 ± 0.00002408 5.388 5.141/6.356 5.627 ± 0.689
ea23 1342 1342/1342 1342 ± 0.00003007 5.6 5.435/6.466 5.793 ± 0.8009
ea25 1342 1342/1342 1342 ± 0 5.45 5.308/5.474 5.41 ± 0.1585
ea26 1342 1342/1342 1342 ± 0.000008917 5.699 5.562/6.528 5.895 ± 0.6589
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00005286 6.405 5.706/6.886 6.072 ± 1.031
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 ± 0.00002549 5.458 5.299/5.706 5.441 ± 0.3378
3 1342 1342/1342 1342 ± 0.00002593 5.551 5.225/5.87 5.602 ± 0.4832
5 1342 1342/1342 1342 ± 0.00002549 5.475 5.317/5.627 5.449 ± 0.3518
6 1342 1342/1342 1342 ± 0.00002549 5.349 5.148/5.509 5.341 ± 0.3054
7 1342 1342/1342 1342 ± 0.00002549 5.354 5.174/5.482 5.333 ± 0.2932
8 1342 1342/1342 1342 ± 0.00002549 5.384 5.07/5.513 5.312 ± 0.335
9 1342 1342/1342 1342 ± 0.00002549 5.631 5.38/5.803 5.563 ± 0.3881
10 1342 1342/1342 1342 ± 0.00002495 6.035 5.775/6.113 5.924 ± 0.3825
11 1342 1342/1342 1342 ± 0.00002495 6.228 5.889/6.397 6.147 ± 0.4016
12 1342 1342/1342 1342 ± 0.00002495 6.413 6.063/6.542 6.303 ± 0.422
13 1342 1342/1342 1342 ± 0.00002495 6.815 6.405/7.013 6.679 ± 0.4477
14 1342 1342/1342 1342 ± 0.00002495 6.959 6.571/7.109 6.781 ± 0.4875
15 1342 1342/1342 1342 ± 0.00002495 6.499 6.31/6.716 6.419 ± 0.4956
16 1342 1342/1342 1342 ± 0.00005965 4.444 4.314/4.657 4.468 ± 0.2374
17 1342 1342/1342 1342 ± 0.0000586 4.492 4.36/4.671 4.521 ± 0.2211
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38478946.eb38565032.59070.1037453125_split_split.ms
datacolumn
residual_data
Start time
2024-12-05 08:29:59.348
End
2024-12-05 09:27:03.213
Duration
0:57:03.865
Note, WebLog generation is not included in the time.

CASA logs for stage 8