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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.434 5.204/6.234 5.557 ± 0.8424
ea02 1342 1342/1342 1342 ± 0.00004442 5.921 5.396/6.662 5.881 ± 0.945
ea04 1342 1342/1342 1342 ± 0.00002251 5.1 4.927/5.839 5.241 ± 0.7707
ea05 1342 1342/1342 1342 ± 0.00002889 5.696 4.969/6.39 5.6 ± 0.8007
ea06 1342 1342/1342 1342 ± 0.00003107 5.285 4.898/5.924 5.263 ± 0.8113
ea07 1342 1342/1342 1342 ± 0.00004433 5.912 5.389/6.269 5.732 ± 0.8875
ea08 1342 1342/1342 1342 ± 0.00004502 6.049 5.615/6.906 6.057 ± 1.045
ea09 1342 1342/1342 1342 ± 0.00002456 5.548 5.009/6.216 5.459 ± 0.7527
ea10 1342 1342/1342 1342 ± 0.00004445 5.241 4.94/6.018 5.294 ± 0.7712
ea11 1342 1342/1342 1342 ± 0.0000445 5.92 5.281/6.568 5.807 ± 0.9411
ea12 1342 1342/1342 1342 ± 0.0000346 5.843 5.3/6.408 5.675 ± 0.9368
ea13 1342 1342/1342 1342 ± 0.000007895 5.824 5.578/6.289 5.858 ± 0.7103
ea14 1342 1342/1342 1342 ± 0.00004012 5.718 5.27/6.589 5.818 ± 0.8885
ea15 1342 1342/1342 1342 ± 0.00001084 5.408 5.133/6.203 5.507 ± 0.8969
ea16 1342 1342/1342 1342 ± 0.0000391 5.845 5.494/6.713 5.958 ± 0.9318
ea17 1342 1342/1342 1342 ± 0.00004498 6.029 5.459/6.986 5.994 ± 1.016
ea18 1342 1342/1342 1342 ± 0.00004525 5.162 4.865/5.761 5.092 ± 0.6868
ea19 1342 1342/1342 1342 ± 0.000006873 5.962 5.452/6.65 5.969 ± 0.7411
ea20 1342 1342/1342 1342 ± 0.00004159 5.937 5.833/6.929 6.094 ± 1.051
ea21 1342 1342/1342 1342 ± 0.00003814 5.508 5.307/6.243 5.597 ± 0.7969
ea22 1342 1342/1342 1342 ± 0.0000392 5.562 5.245/6.495 5.725 ± 0.8885
ea23 1342 1342/1342 1342 ± 0.00005245 6.412 6.155/6.923 6.037 ± 1.164
ea24 1342 1342/1342 1342 ± 0.00001418 5.266 4.877/6.055 5.433 ± 0.7019
ea25 1342 1342/1342 1342 ± 0.00004478 5.636 5.304/6.441 5.67 ± 0.8813
ea26 1342 1342/1342 1342 ± 0.00002718 5.81 5.478/6.869 6.028 ± 0.9171
ea27 1342 1342/1342 1342 ± 0.00004481 5.685 5.25/6.574 5.725 ± 0.9207
ea28 1342 1342/1342 1342 ± 0.00004479 5.733 5.569/6.731 5.914 ± 0.9566
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 ± 0.000028 5.509 5.226/5.802 5.472 ± 0.3048
5 1342 1342/1342 1342 ± 0.00002445 5.311 5.038/5.504 5.307 ± 0.2799
6 1342 1342/1342 1342 ± 0.00002406 5.344 5.044/5.525 5.295 ± 0.2846
7 1342 1342/1342 1342 ± 0.00002351 5.377 5.206/5.567 5.361 ± 0.2667
8 1342 1342/1342 1342 ± 0.00002351 5.379 5.106/5.474 5.309 ± 0.3117
9 1342 1342/1342 1342 ± 0.00002388 5.63 5.318/5.843 5.571 ± 0.3159
10 1342 1342/1342 1342 ± 0.00002309 6.088 5.792/6.204 6.018 ± 0.3223
11 1342 1342/1342 1342 ± 0.00002309 6.318 6.053/6.549 6.3 ± 0.304
12 1342 1342/1342 1342 ± 0.00002309 6.447 6.232/6.673 6.448 ± 0.3381
13 1342 1342/1342 1342 ± 0.00002309 6.735 6.477/7 6.725 ± 0.3537
14 1342 1342/1342 1342 ± 0.0000231 6.756 6.484/7.018 6.722 ± 0.4174
15 1342 1342/1342 1342 ± 0.00002503 6.515 6.075/6.802 6.458 ± 0.4328
16 1342 1342/1342 1342 ± 0.00005758 4.074 3.901/4.245 4.079 ± 0.2531
17 1342 1342/1342 1342 ± 0.00005656 4.111 3.933/4.381 4.156 ± 0.3009
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-07 22:18:27.115
End
2024-11-07 23:24:01.395
Duration
1:05:34.280
Note, WebLog generation is not included in the time.

CASA logs for stage 8