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 5.655 5.215/6.09 5.67 ± 0.4979
ea02 1342 1342/1342 1342 ± 0.00003342 5.693 5.391/6.506 5.921 ± 0.6203
ea04 1342 1342/1342 1342 ± 0 5.471 5.136/5.97 5.618 ± 0.5354
ea05 1342 1342/1342 1342 ± 0 5.873 5.36/6.448 5.876 ± 0.6083
ea06 1342 1342/1342 1342 ± 0 5.259 4.927/5.782 5.35 ± 0.4906
ea07 1342 1342/1342 1342 ± 0 5.151 5.069/5.415 5.199 ± 0.1922
ea08 1342 1342/1342 1342 ± 0.00004158 5.746 5.566/6.732 6.141 ± 0.6585
ea09 1342 1342/1342 1342 ± 0.000007658 5.035 4.87/5.637 5.241 ± 0.4593
ea11 1342 1342/1342 1342 ± 0 5.728 5.382/6.525 5.944 ± 0.6432
ea13 1342 1342/1342 1342 ± 0 5.839 5.728/6.307 6.07 ± 0.4524
ea14 1342 1342/1342 1342 ± 0 5.981 5.404/6.501 6.024 ± 0.6401
ea15 1342 1342/1342 1342 ± 0 5.835 5.308/6.28 5.917 ± 0.6352
ea16 1342 1342/1342 1342 ± 0 6.146 5.63/6.688 6.197 ± 0.6823
ea17 1342 1342/1342 1342 ± 0 5.611 5.421/5.755 5.582 ± 0.1972
ea18 1342 1342/1342 1342 ± 0 5.122 4.807/5.639 5.188 ± 0.46
ea19 1342 1342/1342 1342 ± 0 5.544 5.522/5.717 5.582 ± 0.09802
ea20 1342 1342/1342 1342 ± 0 5.942 5.731/6.725 6.187 ± 0.6469
ea21 1342 1342/1342 1342 ± 0 5.74 5.356/6.279 5.821 ± 0.5426
ea22 1342 1342/1342 1342 ± 0.00001763 5.345 5.146/6.289 5.673 ± 0.6118
ea23 1342 1342/1342 1342 ± 0 6.117 5.502/6.527 6.073 ± 0.6624
ea24 1342 1342/1342 1342 ± 0 5.614 5.096/6.254 5.667 ± 0.5704
ea25 1342 1342/1342 1342 ± 0.0000054 5.342 5.253/6.298 5.732 ± 0.6041
ea26 1342 1342/1342 1342 ± 0 5.768 5.618/6.858 6.122 ± 0.6575
ea27 1342 1342/1342 1342 ± 0 5.4 5.182/5.462 5.34 ± 0.1617
ea28 1342 1342/1342 1342 ± 0.0000424 5.627 5.455/6.478 5.954 ± 0.6188
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 ± 0.00002428 5.4 5.201/5.535 5.361 ± 0.233
4 1342 1342/1342 1342 ± 0.00002763 5.226 5.089/5.366 5.217 ± 0.2833
5 1342 1342/1342 1342 ± 0.00002428 5.288 5.074/5.505 5.291 ± 0.2956
6 1342 1342/1342 1342 ± 0.00002428 5.315 5.058/5.476 5.272 ± 0.2759
7 1342 1342/1342 1342 ± 0.00002428 5.359 5.137/5.564 5.345 ± 0.2712
8 1342 1342/1342 1342 ± 0.00002428 5.362 5.082/5.51 5.287 ± 0.2943
9 1342 1342/1342 1342 ± 0.00002464 5.598 5.417/5.837 5.566 ± 0.3031
10 1342 1342/1342 1342 ± 0.00002646 6.035 5.822/6.171 5.956 ± 0.3434
11 1342 1342/1342 1342 ± 0.00002646 6.275 6.152/6.384 6.203 ± 0.3343
12 1342 1342/1342 1342 ± 0.00002646 6.301 6.217/6.525 6.333 ± 0.339
13 1342 1342/1342 1342 ± 0.00002646 6.803 6.461/6.99 6.706 ± 0.3975
14 1342 1342/1342 1342 ± 0.00002646 6.995 6.611/7.096 6.87 ± 0.4258
15 1342 1342/1342 1342 ± 0.00002646 6.616 6.296/6.833 6.517 ± 0.43
16 1342 1342/1342 1342 ± 0.00004598 5.729 5.346/5.968 5.708 ± 0.4303
17 1342 1342/1342 1342 ± 0.00004914 5.679 5.456/6.105 5.722 ± 0.4193
overwrite_modelcol
False
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-06 10:04:28.993
End
2024-12-06 11:02:52.377
Duration
0:58:23.384
Note, WebLog generation is not included in the time.

CASA logs for stage 8