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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.548 5.301/5.944 5.679 ± 0.4921
ea02 1342 1342/1342 1342 ± 0 5.866 5.448/6.41 5.97 ± 0.6142
ea04 1342 1342/1342 1342 ± 0 5.388 5.079/6.027 5.587 ± 0.5603
ea05 1342 1342/1342 1342 ± 0 5.698 5.269/6.143 5.757 ± 0.575
ea06 1342 1342/1342 1342 ± 0 4.885 4.647/5.217 4.95 ± 0.3606
ea07 1342 1342/1342 1342 ± 0 6.001 5.527/6.204 5.975 ± 0.5181
ea08 1342 1342/1342 1342 ± 0 5.794 5.601/6.561 6.063 ± 0.6209
ea09 1342 1342/1342 1342 ± 0 5.72 5.236/6.214 5.765 ± 0.578
ea10 1342 1342/1342 1342 ± 0 5.868 5.343/6.427 5.89 ± 0.6014
ea11 1342 1342/1342 1342 ± 0.000003515 5.86 5.152/6.22 5.787 ± 0.6209
ea12 1342 1342/1342 1342 ± 0 6.234 6.07/6.673 6.336 ± 0.3963
ea13 1342 1342/1342 1342 ± 0 6.148 5.802/6.357 6.144 ± 0.4987
ea14 1342 1342/1342 1342 ± 0 5.883 5.284/6.291 5.858 ± 0.5862
ea15 1342 1342/1342 1342 ± 0 5.571 5.101/6.258 5.74 ± 0.7005
ea16 1342 1342/1342 1342 ± 0 6.091 5.62/6.614 6.183 ± 0.666
ea17 1342 1342/1342 1342 ± 0.00001045 5.951 5.58/6.612 6.135 ± 0.6175
ea18 1342 1342/1342 1342 ± 0 5.083 4.736/5.578 5.141 ± 0.4989
ea19 1342 1342/1342 1342 ± 0 6.075 5.434/6.553 6.04 ± 0.5936
ea20 1342 1342/1342 1342 ± 0 5.986 5.598/6.543 6.117 ± 0.6082
ea21 1342 1342/1342 1342 ± 0 5.588 5.299/6.131 5.731 ± 0.5204
ea22 1342 1342/1342 1342 ± 0 5.613 5.332/6.338 5.833 ± 0.5967
ea23 1342 1342/1342 1342 ± 0 6.164 5.511/6.594 6.109 ± 0.6424
ea25 1342 1342/1342 1342 ± 0.000004875 5.578 5.257/5.992 5.662 ± 0.5417
ea26 1342 1342/1342 1342 ± 0 6.336 5.716/6.807 6.209 ± 0.623
ea27 1342 1342/1342 1342 ± 0.000005843 5.579 5.327/6.284 5.734 ± 0.5482
ea28 1342 1342/1342 1342 ± 0.00000122 5.633 5.389/6.351 5.837 ± 0.6014
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 ± 0.00002395 5.4 5.251/5.662 5.413 ± 0.285
3 1342 1342/1342 1342 ± 0.00002571 5.204 5.05/5.456 5.22 ± 0.2962
4 1342 1342/1342 1342 ± 0.00002664 5.191 5.036/5.307 5.17 ± 0.2739
5 1342 1342/1342 1342 ± 0.00002395 5.357 5.138/5.541 5.351 ± 0.3391
6 1342 1342/1342 1342 ± 0.00002395 5.361 5.105/5.449 5.302 ± 0.3119
7 1342 1342/1342 1342 ± 0.00002395 5.363 5.154/5.501 5.338 ± 0.2721
8 1342 1342/1342 1342 ± 0.00002395 5.377 5.129/5.468 5.3 ± 0.2869
9 1342 1342/1342 1342 ± 0.00002395 5.621 5.41/5.855 5.576 ± 0.3296
10 1342 1342/1342 1342 ± 0.0000235 6.039 5.813/6.164 5.963 ± 0.3279
11 1342 1342/1342 1342 ± 0.0000235 6.283 6.088/6.353 6.177 ± 0.327
12 1342 1342/1342 1342 ± 0.0000235 6.355 6.181/6.567 6.335 ± 0.3487
13 1342 1342/1342 1342 ± 0.0000235 6.827 6.637/7.02 6.773 ± 0.3572
14 1342 1342/1342 1342 ± 0.0000235 7.013 6.786/7.229 6.955 ± 0.4053
15 1342 1342/1342 1342 ± 0.0000235 6.392 6.267/6.64 6.405 ± 0.3816
16 1342 1342/1342 1342 ± 0.00002381 5.932 5.726/6.256 5.971 ± 0.3572
17 1342 1342/1342 1342 ± 0.00002359 5.956 5.79/6.28 5.986 ± 0.3344
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
datacolumn
residual_data
Start time
2024-05-01 11:16:55.904
End
2024-05-01 12:05:33.119
Duration
0:48:37.215
Note, WebLog generation is not included in the time.

CASA logs for stage 7