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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.634 5.289/6.103 5.732 ± 0.5486
ea02 1342 1342/1342 1342 ± 0 5.923 5.339/6.424 5.968 ± 0.647
ea04 1342 1342/1342 1342 ± 0 5.474 5.119/6.106 5.654 ± 0.5704
ea05 1342 1342/1342 1342 ± 0 5.661 5.258/6.195 5.763 ± 0.5957
ea06 1342 1342/1342 1342 ± 0 4.978 4.759/5.406 5.077 ± 0.3898
ea07 1342 1342/1342 1342 ± 0 5.871 5.467/6.224 5.962 ± 0.5659
ea08 1342 1342/1342 1342 ± 0 5.959 5.49/6.619 6.105 ± 0.6672
ea09 1342 1342/1342 1342 ± 0 5.646 5.124/6.208 5.734 ± 0.6503
ea11 1342 1342/1342 1342 ± 0 5.814 5.2/6.338 5.819 ± 0.6406
ea12 1342 1342/1342 1342 ± 0 5.794 5.335/6.398 5.983 ± 0.6471
ea13 1342 1342/1342 1342 ± 0 6.099 5.698/6.416 6.149 ± 0.5117
ea14 1342 1342/1342 1342 ± 0 5.77 5.219/6.309 5.802 ± 0.6304
ea15 1342 1342/1342 1342 ± 0 5.508 5.036/6.135 5.661 ± 0.6855
ea16 1342 1342/1342 1342 ± 0 6.071 5.586/6.487 6.142 ± 0.6947
ea17 1342 1342/1342 1342 ± 0.000003305 6.011 5.454/6.749 6.101 ± 0.6493
ea18 1342 1342/1342 1342 ± 0 5.056 4.71/5.522 5.151 ± 0.5168
ea19 1342 1342/1342 1342 ± 0 5.914 5.46/6.534 6.08 ± 0.6393
ea20 1342 1342/1342 1342 ± 0 6.11 5.696/6.743 6.236 ± 0.6538
ea21 1342 1342/1342 1342 ± 0 5.625 5.346/6.258 5.802 ± 0.5665
ea22 1342 1342/1342 1342 ± 0 5.683 5.234/6.283 5.779 ± 0.6389
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.532 5.158/6.008 5.625 ± 0.5704
ea26 1342 1342/1342 1342 ± 0 6.044 5.555/6.64 6.141 ± 0.6951
ea27 1342 1342/1342 1342 ± 0.00003775 5.674 5.273/6.391 5.793 ± 0.6121
ea28 1342 1342/1342 1342 ± 0 5.68 5.345/6.37 5.869 ± 0.6356
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 ± 0.00002442 5.368 5.19/5.575 5.381 ± 0.2591
3 1342 1342/1342 1342 ± 0.00002455 5.131 4.997/5.373 5.154 ± 0.2596
4 1342 1342/1342 1342 ± 0.00002492 5.337 5.055/5.455 5.237 ± 0.3006
5 1342 1342/1342 1342 ± 0.00002442 5.299 5.066/5.454 5.281 ± 0.3261
6 1342 1342/1342 1342 ± 0.00002442 5.282 5.05/5.434 5.242 ± 0.2904
7 1342 1342/1342 1342 ± 0.00002442 5.305 5.162/5.486 5.308 ± 0.2542
8 1342 1342/1342 1342 ± 0.00002442 5.338 5.104/5.452 5.275 ± 0.2763
9 1342 1342/1342 1342 ± 0.00002442 5.582 5.361/5.848 5.554 ± 0.3116
10 1342 1342/1342 1342 ± 0.00002442 6.025 5.898/6.202 5.999 ± 0.3062
11 1342 1342/1342 1342 ± 0.00002442 6.267 6.131/6.371 6.209 ± 0.3141
12 1342 1342/1342 1342 ± 0.00002442 6.386 6.237/6.579 6.376 ± 0.3485
13 1342 1342/1342 1342 ± 0.00002442 6.812 6.68/7.052 6.807 ± 0.3576
14 1342 1342/1342 1342 ± 0.00002442 7.016 6.851/7.239 6.973 ± 0.4031
15 1342 1342/1342 1342 ± 0.00002442 6.58 6.419/6.883 6.566 ± 0.3813
16 1342 1342/1342 1342 ± 0.00003298 6.029 5.887/6.307 6.019 ± 0.3215
17 1342 1342/1342 1342 ± 0.00003233 6.03 5.899/6.263 6.014 ± 0.3267
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-12-13 10:01:38.881
End
2024-12-13 11:05:48.218
Duration
1:04:09.337
Note, WebLog generation is not included in the time.

CASA logs for stage 8