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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.376 5.244/6.207 5.604 ± 0.7566
ea02 1342 1342/1342 1342 ± 0.00004157 5.924 5.34/6.708 5.917 ± 0.9694
ea04 1342 1342/1342 1342 ± 0.00002932 5.433 5.041/6.105 5.433 ± 0.764
ea05 1342 1342/1342 1342 ± 0.00002686 5.471 5.01/6.368 5.649 ± 0.7896
ea06 1342 1342/1342 1342 ± 0.00003523 4.98 4.682/5.364 4.93 ± 0.5633
ea07 1342 1342/1342 1342 ± 0.00003453 5.948 5.458/6.369 5.929 ± 0.8152
ea08 1342 1342/1342 1342 ± 0.00003514 6.038 5.659/6.835 6.155 ± 0.9356
ea09 1342 1342/1342 1342 ± 0.00003338 5.56 5.21/6.549 5.683 ± 0.8636
ea10 1342 1342/1342 1342 ± 0.00003571 5.947 5.316/6.789 5.916 ± 0.907
ea11 1342 1342/1342 1342 ± 0.0000421 5.793 5.166/6.532 5.693 ± 0.9331
ea12 1342 1342/1342 1342 ± 0.00003793 5.756 5.355/6.556 5.829 ± 0.8799
ea13 1342 1342/1342 1342 ± 0.00002157 5.951 5.645/6.411 6.006 ± 0.8134
ea14 1342 1342/1342 1342 ± 0.00004189 5.45 5.134/6.435 5.683 ± 0.8457
ea15 1342 1342/1342 1342 ± 0.00001371 5.337 5.121/6.297 5.574 ± 0.9018
ea16 1342 1342/1342 1342 ± 0.00003933 5.896 5.468/6.852 6.053 ± 0.9785
ea17 1342 1342/1342 1342 ± 0.00003595 5.902 5.509/7.058 6.02 ± 0.9083
ea18 1342 1342/1342 1342 ± 0.00003871 5.017 4.758/5.74 5.137 ± 0.634
ea19 1342 1342/1342 1342 ± 0.000022 5.775 5.501/6.826 6.024 ± 0.8704
ea20 1342 1342/1342 1342 ± 0.0000399 5.878 5.637/7.073 6.111 ± 0.9722
ea21 1342 1342/1342 1342 ± 0.00003615 5.538 5.336/6.347 5.687 ± 0.8008
ea22 1342 1342/1342 1342 ± 0.00003656 5.403 5.139/6.474 5.686 ± 0.844
ea23 1342 1342/1342 1342 ± 0.0000406 5.823 5.476/6.597 5.864 ± 0.9508
ea25 1342 1342/1342 1342 ± 0.00003626 5.53 5.228/6.352 5.648 ± 0.7707
ea26 1342 1342/1342 1342 ± 0.00003238 5.874 5.672/6.94 6.067 ± 0.9278
ea27 1342 1342/1342 1342 ± 0.00003225 5.598 5.372/6.578 5.783 ± 0.775
ea28 1342 1342/1342 1342 ± 0.00004223 5.659 5.388/6.604 5.799 ± 0.9468
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 ± 0.0000235 5.446 5.313/5.756 5.479 ± 0.2706
5 1342 1342/1342 1342 ± 0.00002471 5.345 5.135/5.537 5.36 ± 0.275
6 1342 1342/1342 1342 ± 0.0000235 5.389 5.171/5.566 5.34 ± 0.2812
7 1342 1342/1342 1342 ± 0.0000235 5.352 5.171/5.519 5.344 ± 0.2688
8 1342 1342/1342 1342 ± 0.0000235 5.338 5.129/5.469 5.294 ± 0.2854
9 1342 1342/1342 1342 ± 0.00002399 5.63 5.405/5.894 5.607 ± 0.3121
10 1342 1342/1342 1342 ± 0.0000235 6.084 5.88/6.252 6.044 ± 0.3214
11 1342 1342/1342 1342 ± 0.0000235 6.378 6.231/6.507 6.312 ± 0.3327
12 1342 1342/1342 1342 ± 0.0000235 6.542 6.353/6.75 6.51 ± 0.368
13 1342 1342/1342 1342 ± 0.0000235 6.948 6.763/7.084 6.904 ± 0.3935
14 1342 1342/1342 1342 ± 0.0000235 6.998 6.835/7.256 6.969 ± 0.4729
15 1342 1342/1342 1342 ± 0.000024 6.721 6.526/6.954 6.672 ± 0.4524
16 1342 1342/1342 1342 ± 0.0000545 4.176 4.022/4.352 4.186 ± 0.2151
17 1342 1342/1342 1342 ± 0.00005254 4.145 3.981/4.425 4.208 ± 0.3051
datacolumn
residual_data
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-01 16:38:36.637
End
2024-11-01 17:33:57.334
Duration
0:55:20.697
Note, WebLog generation is not included in the time.

CASA logs for stage 8