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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.435 5.196/6.002 5.449 ± 0.807
ea02 1342 1342/1342 1342 ± 0.00004267 5.712 5.43/6.519 5.692 ± 1.054
ea04 1342 1342/1342 1342 ± 0.0000378 5.27 5.081/6.074 5.322 ± 0.9611
ea05 1342 1342/1342 1342 ± 0.00001153 5.481 5.123/6.103 5.471 ± 0.7618
ea06 1342 1342/1342 1342 ± 0.0000408 5.282 4.974/6.035 5.255 ± 0.8975
ea07 1342 1342/1342 1342 ± 0.00003954 5.624 5.28/6.119 5.464 ± 0.9049
ea09 1342 1342/1342 1342 ± 0.00002171 5.339 5.041/5.901 5.328 ± 0.7527
ea10 1342 1342/1342 1342 ± 0.00004206 5.02 4.803/5.818 5.116 ± 0.7481
ea11 1342 1342/1342 1342 ± 0.00003758 5.838 5.381/6.534 5.757 ± 0.9139
ea12 1342 1342/1342 1342 ± 0.00004188 5.859 5.482/6.75 5.799 ± 1.125
ea13 1342 1342/1342 1342 ± 0.00001222 5.753 5.632/6.28 5.817 ± 0.7489
ea14 1342 1342/1342 1342 ± 0.00001609 5.663 5.27/6.454 5.614 ± 0.8785
ea15 1342 1342/1342 1342 ± 0.00002689 5.642 5.406/6.564 5.643 ± 1.176
ea16 1342 1342/1342 1342 ± 0.000003329 5.857 5.554/6.401 5.812 ± 0.8567
ea17 1342 1342/1342 1342 ± 0.00004226 5.922 5.439/6.514 5.824 ± 0.9358
ea18 1342 1342/1342 1342 ± 0.00003985 5.051 4.863/5.675 5.075 ± 0.7141
ea19 1342 1342/1342 1342 ± 0.000002878 5.732 5.425/6.345 5.726 ± 0.7903
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00001742 5.492 5.305/6.2 5.461 ± 0.8314
ea22 1342 1342/1342 1342 ± 0.00003266 5.456 5.19/6.337 5.494 ± 0.9754
ea23 1342 1342/1342 1342 ± 0.00003134 5.611 5.447/6.405 5.667 ± 0.9547
ea24 1342 1342/1342 1342 ± 0 5.082 4.834/6.035 5.253 ± 0.7225
ea25 1342 1342/1342 1342 ± 0.00004342 5.443 5.252/6.285 5.486 ± 0.933
ea26 1342 1342/1342 1342 ± 0.00001449 5.694 5.524/6.559 5.746 ± 0.9276
ea27 1342 1342/1342 1342 ± 0.00004187 5.619 5.241/6.566 5.623 ± 0.9396
ea28 1342 1342/1342 1342 ± 0.00004115 5.749 5.475/6.567 5.757 ± 0.9128
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 5.477 5.315/5.666 5.437 ± 0.2844
3 1342 1342/1342 1342 ± 0.00003968 5.528 5.215/5.894 5.547 ± 0.4634
5 1342 1342/1342 1342 ± 0.00002439 5.199 4.984/5.325 5.189 ± 0.2434
6 1342 1342/1342 1342 ± 0.00002392 5.376 5.11/5.51 5.315 ± 0.2542
7 1342 1342/1342 1342 ± 0.00002392 5.43 5.207/5.525 5.345 ± 0.2376
8 1342 1342/1342 1342 ± 0.00002392 5.366 5.078/5.475 5.29 ± 0.275
9 1342 1342/1342 1342 ± 0.00002392 5.643 5.295/5.762 5.573 ± 0.2789
10 1342 1342/1342 1342 ± 0.00002392 6.102 5.878/6.2 6.003 ± 0.2576
11 1342 1342/1342 1342 ± 0.00002392 6.332 6.071/6.515 6.291 ± 0.2556
12 1342 1342/1342 1342 ± 0.00002392 6.485 6.25/6.689 6.458 ± 0.2836
13 1342 1342/1342 1342 ± 0.00002432 6.556 6.295/6.748 6.524 ± 0.3541
14 1342 1342/1342 1342 ± 0.00003746 6.061 5.748/6.398 6.104 ± 0.511
15 1342 1342/1342 1342 ± 0.00002407 6.54 6.086/6.727 6.422 ± 0.3942
16 1342 1342/1342 1342 ± 0.00005869 3.425 3.272/3.623 3.456 ± 0.2641
17 1342 1342/1342 1342 ± 0.00006086 3.646 3.447/3.852 3.644 ± 0.3073
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-11-01 17:35:06.265
End
2024-11-01 18:23:55.483
Duration
0:48:49.218
Note, WebLog generation is not included in the time.

CASA logs for stage 8