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 5.416 5.295/6.087 5.564 ± 0.7605
ea02 1342 1342/1342 1342 ± 0.00004475 6.008 5.461/6.731 5.925 ± 0.9355
ea04 1342 1342/1342 1342 ± 0.0000448 5.462 5.088/6.081 5.345 ± 0.9021
ea05 1342 1342/1342 1342 ± 0.00002003 5.394 5.031/6.125 5.49 ± 0.8099
ea06 1342 1342/1342 1342 ± 0.0000428 5.292 4.97/5.991 5.234 ± 0.8619
ea07 1342 1342/1342 1342 ± 0.00003742 5.816 5.339/6.23 5.692 ± 0.783
ea09 1342 1342/1342 1342 ± 0.00003457 5.535 5.058/6.054 5.424 ± 0.737
ea10 1342 1342/1342 1342 ± 0.00003763 5.288 4.815/5.836 5.205 ± 0.6876
ea11 1342 1342/1342 1342 ± 0.00004052 6.017 5.469/6.597 5.816 ± 0.9232
ea12 1342 1342/1342 1342 ± 0.00004126 5.918 5.477/6.581 5.793 ± 1.007
ea13 1342 1342/1342 1342 ± 0.0000235 5.656 5.564/6.276 5.769 ± 0.8284
ea14 1342 1342/1342 1342 ± 0.00002767 5.71 5.283/6.565 5.723 ± 0.9183
ea15 1342 1342/1342 1342 ± 0.00003897 5.644 5.348/6.546 5.651 ± 1.061
ea16 1342 1342/1342 1342 ± 0.00002262 5.779 5.549/6.788 5.975 ± 0.8958
ea17 1342 1342/1342 1342 ± 0.00004019 5.901 5.463/6.723 5.931 ± 0.9071
ea18 1342 1342/1342 1342 ± 0.00004128 5.098 4.875/5.588 5.066 ± 0.704
ea19 1342 1342/1342 1342 ± 0.00001155 5.653 5.448/6.499 5.77 ± 0.8635
ea20 1342 1342/1342 1342 ± 0.00003188 6.115 5.996/7.023 6.264 ± 0.9056
ea21 1342 1342/1342 1342 ± 0.0000262 5.561 5.308/6.298 5.569 ± 0.8796
ea22 1342 1342/1342 1342 ± 0.00003904 5.489 5.236/6.513 5.651 ± 0.9305
ea23 1342 1342/1342 1342 ± 0.0000271 5.929 5.528/6.638 5.972 ± 0.8613
ea24 1342 1342/1342 1342 ± 0.00002097 4.959 4.766/6.021 5.247 ± 0.7148
ea25 1342 1342/1342 1342 ± 0.0000399 5.706 5.352/6.36 5.664 ± 0.8434
ea26 1342 1342/1342 1342 ± 0.0000357 5.762 5.608/6.802 5.912 ± 0.9269
ea27 1342 1342/1342 1342 ± 0.00003739 5.678 5.255/6.606 5.732 ± 0.8494
ea28 1342 1342/1342 1342 ± 0.00003843 5.817 5.465/6.707 5.955 ± 0.9332
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 ± 0.00002362 5.45 5.334/5.669 5.448 ± 0.3074
3 1342 1342/1342 1342 ± 0.00003257 5.864 5.578/6.193 5.932 ± 0.545
5 1342 1342/1342 1342 ± 0.00002796 5.25 5.03/5.476 5.259 ± 0.2909
6 1342 1342/1342 1342 ± 0.00002362 5.392 5.117/5.534 5.327 ± 0.2581
7 1342 1342/1342 1342 ± 0.00002362 5.44 5.235/5.543 5.363 ± 0.2626
8 1342 1342/1342 1342 ± 0.00002362 5.37 5.064/5.478 5.313 ± 0.3018
9 1342 1342/1342 1342 ± 0.00002362 5.659 5.297/5.77 5.589 ± 0.292
10 1342 1342/1342 1342 ± 0.00002362 6.129 5.886/6.206 6.035 ± 0.2792
11 1342 1342/1342 1342 ± 0.00002362 6.377 6.053/6.542 6.319 ± 0.2886
12 1342 1342/1342 1342 ± 0.00002362 6.481 6.261/6.709 6.488 ± 0.3217
13 1342 1342/1342 1342 ± 0.00002362 6.711 6.421/6.953 6.641 ± 0.3967
14 1342 1342/1342 1342 ± 0.00002663 6.565 6.2/6.889 6.505 ± 0.4995
15 1342 1342/1342 1342 ± 0.00002517 6.583 6.044/6.843 6.453 ± 0.4757
16 1342 1342/1342 1342 ± 0.00005312 3.725 3.552/3.935 3.738 ± 0.2782
17 1342 1342/1342 1342 ± 0.00005491 3.869 3.649/4.132 3.904 ± 0.3683
datacolumn
residual_data
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-01 18:15:56.280
End
2024-11-01 19:19:36.940
Duration
1:03:40.660
Note, WebLog generation is not included in the time.

CASA logs for stage 8