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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.565 5.338/6.182 5.737 ± 0.4906
ea02 1342 1342/1342 1342 ± 0.00002418 5.816 5.454/6.59 5.985 ± 0.643
ea04 1342 1342/1342 1342 ± 0 5.52 5.2/6.05 5.682 ± 0.5268
ea05 1342 1342/1342 1342 ± 0 5.928 5.47/6.494 5.956 ± 0.5959
ea06 1342 1342/1342 1342 ± 0 5.305 5.015/5.835 5.445 ± 0.4767
ea07 1342 1342/1342 1342 ± 0 5.246 5.177/5.525 5.303 ± 0.198
ea08 1342 1342/1342 1342 ± 0.00003948 5.888 5.649/6.828 6.224 ± 0.6732
ea09 1342 1342/1342 1342 ± 0.000004737 5.091 4.909/5.67 5.25 ± 0.4764
ea11 1342 1342/1342 1342 ± 0 5.708 5.43/6.512 5.963 ± 0.6248
ea13 1342 1342/1342 1342 ± 0 5.938 5.851/6.398 6.18 ± 0.4658
ea14 1342 1342/1342 1342 ± 0 6.08 5.497/6.556 6.062 ± 0.6311
ea15 1342 1342/1342 1342 ± 0 5.934 5.408/6.411 6.011 ± 0.6321
ea16 1342 1342/1342 1342 ± 0 6.2 5.744/6.765 6.266 ± 0.6689
ea17 1342 1342/1342 1342 ± 0 5.727 5.59/5.867 5.717 ± 0.1776
ea18 1342 1342/1342 1342 ± 0 5.146 4.898/5.717 5.275 ± 0.4592
ea19 1342 1342/1342 1342 ± 0 5.636 5.592/5.795 5.669 ± 0.09257
ea20 1342 1342/1342 1342 ± 0 5.961 5.834/6.807 6.282 ± 0.6388
ea21 1342 1342/1342 1342 ± 0 5.708 5.458/6.357 5.898 ± 0.5431
ea22 1342 1342/1342 1342 ± 0.0000107 5.407 5.193/6.353 5.717 ± 0.6252
ea23 1342 1342/1342 1342 ± 0 5.935 5.603/6.601 6.145 ± 0.6674
ea24 1342 1342/1342 1342 ± 0 5.711 5.195/6.32 5.749 ± 0.5826
ea25 1342 1342/1342 1342 ± 0.000005071 5.461 5.391/6.407 5.841 ± 0.6008
ea26 1342 1342/1342 1342 ± 0 5.901 5.731/6.962 6.226 ± 0.6679
ea27 1342 1342/1342 1342 ± 0 5.517 5.278/5.577 5.452 ± 0.1587
ea28 1342 1342/1342 1342 ± 0.00004214 5.678 5.489/6.566 6.017 ± 0.6191
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 ± 0.00002399 5.506 5.321/5.653 5.478 ± 0.2367
4 1342 1342/1342 1342 ± 0.00002625 5.258 5.066/5.385 5.248 ± 0.2937
5 1342 1342/1342 1342 ± 0.00002399 5.427 5.219/5.618 5.428 ± 0.3017
6 1342 1342/1342 1342 ± 0.00002399 5.41 5.17/5.598 5.382 ± 0.2794
7 1342 1342/1342 1342 ± 0.00002399 5.455 5.225/5.639 5.443 ± 0.2769
8 1342 1342/1342 1342 ± 0.00002399 5.464 5.178/5.592 5.387 ± 0.3033
9 1342 1342/1342 1342 ± 0.00002417 5.679 5.515/5.942 5.66 ± 0.3196
10 1342 1342/1342 1342 ± 0.00002608 6.138 5.915/6.262 6.046 ± 0.3496
11 1342 1342/1342 1342 ± 0.00002608 6.397 6.205/6.47 6.294 ± 0.3347
12 1342 1342/1342 1342 ± 0.00002608 6.418 6.341/6.595 6.418 ± 0.3396
13 1342 1342/1342 1342 ± 0.00002608 6.919 6.56/7.079 6.802 ± 0.4036
14 1342 1342/1342 1342 ± 0.00002608 7.069 6.711/7.214 6.976 ± 0.4312
15 1342 1342/1342 1342 ± 0.00002608 6.674 6.41/6.949 6.595 ± 0.4487
16 1342 1342/1342 1342 ± 0.00004331 5.697 5.325/5.92 5.67 ± 0.4006
17 1342 1342/1342 1342 ± 0.00004532 5.688 5.484/6.032 5.717 ± 0.3841
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-12-06 05:05:37.725
End
2024-12-06 06:09:38.909
Duration
1:04:01.184
Note, WebLog generation is not included in the time.

CASA logs for stage 8