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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.469 5.386/6.053 5.693 ± 0.4822
ea02 1342 1342/1342 1342 ± 0.00001884 5.877 5.405/6.406 5.933 ± 0.5903
ea04 1342 1342/1342 1342 ± 0.000006119 5.64 5.296/6.045 5.738 ± 0.472
ea05 1342 1342/1342 1342 ± 0.000001582 5.883 5.436/6.353 5.879 ± 0.5237
ea06 1342 1342/1342 1342 ± 0 3.2 3.129/3.461 3.269 ± 0.1824
ea07 1342 1342/1342 1342 ± 0 5.506 5.445/5.833 5.573 ± 0.218
ea08 1342 1342/1342 1342 ± 0.0000303 5.957 5.59/6.705 6.11 ± 0.6498
ea09 1342 1342/1342 1342 ± 0.000009114 5.138 4.87/5.524 5.218 ± 0.4011
ea10 1342 1342/1342 1342 ± 0 5.656 5.341/6.417 5.84 ± 0.5521
ea11 1342 1342/1342 1342 ± 0 5.826 5.519/6.473 6.029 ± 0.5523
ea12 1342 1342/1342 1342 ± 0 6.08 5.571/6.474 6.085 ± 0.5143
ea13 1342 1342/1342 1342 ± 0 5.773 5.664/6.174 5.972 ± 0.4307
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.076 4.889/5.261 5.067 ± 0.3147
ea17 1342 1342/1342 1342 ± 0.0000116 6.097 5.765/6.567 6.231 ± 0.5657
ea18 1342 1342/1342 1342 ± 0 5.339 5.011/5.733 5.385 ± 0.4028
ea19 1342 1342/1342 1342 ± 0 6.577 6.264/6.863 6.614 ± 0.3624
ea21 1342 1342/1342 1342 ± 0 5.876 5.441/6.343 5.924 ± 0.5374
ea22 1342 1342/1342 1342 ± 0.00001325 5.306 5.127/6.195 5.582 ± 0.5734
ea23 1342 1342/1342 1342 ± 0 6.062 5.567/6.469 6.082 ± 0.57
ea25 1342 1342/1342 1342 ± 0 5.478 5.235/5.584 5.457 ± 0.1963
ea26 1342 1342/1342 1342 ± 0 5.752 5.63/6.628 6.069 ± 0.5485
ea27 1342 1342/1342 1342 ± 0.00001948 5.589 5.41/6.395 5.824 ± 0.5228
ea28 1342 1342/1342 1342 ± 0.00003861 5.728 5.503/6.48 5.959 ± 0.5903
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 ± 0.00002603 5.536 5.376/5.751 5.498 ± 0.325
3 1342 1342/1342 1342 ± 0.00003203 5.199 4.972/5.421 5.205 ± 0.3067
5 1342 1342/1342 1342 ± 0.00002603 5.513 5.309/5.628 5.467 ± 0.284
6 1342 1342/1342 1342 ± 0.00002603 5.444 5.169/5.536 5.385 ± 0.2564
7 1342 1342/1342 1342 ± 0.00002603 5.439 5.294/5.527 5.393 ± 0.2305
8 1342 1342/1342 1342 ± 0.00002603 5.426 5.152/5.54 5.36 ± 0.2887
9 1342 1342/1342 1342 ± 0.00002603 5.693 5.359/5.845 5.605 ± 0.3523
10 1342 1342/1342 1342 ± 0.00002603 6.064 5.842/6.165 5.835 ± 0.6361
11 1342 1342/1342 1342 ± 0.00002603 6.247 5.941/6.42 6.016 ± 0.7452
12 1342 1342/1342 1342 ± 0.00002603 6.437 6.053/6.51 6.162 ± 0.753
13 1342 1342/1342 1342 ± 0.00002603 6.778 6.449/6.988 6.518 ± 0.802
14 1342 1342/1342 1342 ± 0.00002603 6.837 6.592/7.097 6.636 ± 0.8213
15 1342 1342/1342 1342 ± 0.00002603 6.412 6.196/6.593 6.175 ± 0.7879
16 1342 1342/1342 1342 ± 0.00004491 5.555 5.281/5.895 5.482 ± 0.6821
17 1342 1342/1342 1342 ± 0.00003864 5.629 5.288/5.99 5.52 ± 0.6739
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-03-29 02:14:27.980
End
2024-03-29 02:44:19.258
Duration
0:29:51.278
Note, WebLog generation is not included in the time.

CASA logs for stage 7