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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.362 5.23/5.93 5.395 ± 0.7469
ea02 1342 1342/1342 1342 ± 0.00004282 5.826 5.287/6.376 5.633 ± 0.9159
ea03 1342 1342/1342 1342 ± 0.000001691 4.919 4.578/5.72 5.034 ± 0.7219
ea04 1342 1342/1342 1342 ± 0.000002674 5.351 5.079/6.043 5.393 ± 0.8472
ea05 1342 1342/1342 1342 ± 0.00001011 5.434 5.104/6.312 5.552 ± 0.8066
ea06 1342 1342/1342 1342 ± 0 4.31 4.128/4.836 4.348 ± 0.5269
ea07 1342 1342/1342 1342 ± 0.00004353 5.594 5.3/6.133 5.546 ± 0.8109
ea08 1342 1342/1342 1342 ± 0.00004482 5.832 5.451/6.63 5.799 ± 0.9822
ea09 1342 1342/1342 1342 ± 0.000003781 5.391 5.062/5.977 5.396 ± 0.7982
ea10 1342 1342/1342 1342 ± 0.00004472 5.551 5.243/6.547 5.628 ± 0.9205
ea11 1342 1342/1342 1342 ± 0 5.568 4.984/6.34 5.587 ± 0.9581
ea12 1342 1342/1342 1342 ± 0.00002544 5.527 5.272/6.555 5.676 ± 0.9944
ea13 1342 1342/1342 1342 ± 0.0000216 5.878 5.522/6.261 5.723 ± 0.8176
ea14 1342 1342/1342 1342 ± 0.00001255 5.514 5.027/6.159 5.48 ± 0.8657
ea15 1342 1342/1342 1342 ± 0 3.732 3.562/4.56 3.934 ± 0.739
ea16 1342 1342/1342 1342 ± 0.00001801 5.77 5.415/6.55 5.715 ± 0.9304
ea17 1342 1342/1342 1342 ± 0 6.024 5.603/7.247 6.123 ± 1.057
ea18 1342 1342/1342 1342 ± 0.00004205 4.716 4.435/5.374 4.771 ± 0.6086
ea19 1342 1342/1342 1342 ± 0 5.366 5.1/6.194 5.502 ± 0.7518
ea20 1342 1342/1342 1342 ± 0 5.842 5.762/7.002 6.033 ± 1.029
ea21 1342 1342/1342 1342 ± 0.00001556 5.516 5.021/6.27 5.503 ± 0.8618
ea23 1342 1342/1342 1342 ± 0.00003564 5.384 5.272/5.502 5.172 ± 0.6786
ea24 1342 1342/1342 1342 ± 0.00003966 5.479 5.129/6.272 5.472 ± 0.8315
ea25 1342 1342/1342 1342 ± 0.00004488 5.488 5.151/6.04 5.412 ± 0.8243
ea26 1342 1342/1342 1342 ± 0.00002948 5.734 5.438/6.52 5.77 ± 0.9249
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004732 5.268 5.13/6.071 5.35 ± 0.7997
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 ± 0.00002353 5.292 5.002/5.465 5.176 ± 0.4411
5 1342 1342/1342 1342 ± 0.00002353 5.364 5.074/5.522 5.273 ± 0.5234
6 1342 1342/1342 1342 ± 0.00002353 5.269 4.968/5.423 5.119 ± 0.4808
7 1342 1342/1342 1342 ± 0.00002353 5.247 5.095/5.452 5.174 ± 0.4758
8 1342 1342/1342 1342 ± 0.00002353 5.265 5.116/5.409 5.177 ± 0.4857
9 1342 1342/1342 1342 ± 0.00002353 5.526 5.285/5.786 5.436 ± 0.5207
10 1342 1342/1342 1342 ± 0.00002353 5.933 5.662/6.127 5.779 ± 0.5789
11 1342 1342/1342 1342 ± 0.00002353 6.147 5.974/6.31 6.053 ± 0.5265
12 1342 1342/1342 1342 ± 0.00002353 6.313 6.137/6.577 6.243 ± 0.5699
13 1342 1342/1342 1342 ± 0.00002359 6.52 6.254/6.705 6.423 ± 0.5516
14 1342 1342/1342 1342 ± 0.0000357 6.055 5.629/6.507 6.113 ± 0.6792
15 1342 1342/1342 1342 ± 0.00002358 6.513 6.185/6.888 6.358 ± 0.7143
16 1342 1342/1342 1342 ± 0.00006091 3.748 3.623/3.895 3.72 ± 0.2954
17 1342 1342/1342 1342 ± 0.00005904 3.901 3.795/4.008 3.862 ± 0.2783
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
Start time
2025-01-11 08:25:09.861
End
2025-01-11 09:23:15.047
Duration
0:58:05.186
Note, WebLog generation is not included in the time.

CASA logs for stage 8