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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.64 5.573/6.452 6.002 ± 0.6521
ea02 1342 1342/1342 1342 ± 0.0000415 6.122 5.708/6.903 6.315 ± 0.7117
ea03 1342 1342/1342 1342 ± 0.000004253 5.774 5.028/6.265 5.695 ± 0.6515
ea04 1342 1342/1342 1342 ± 0.000004134 5.817 5.343/6.451 5.897 ± 0.6392
ea05 1342 1342/1342 1342 ± 0.000001558 6.198 5.671/6.802 6.119 ± 0.7318
ea06 1342 1342/1342 1342 ± 0 4.985 4.898/5.539 5.171 ± 0.3954
ea07 1342 1342/1342 1342 ± 0 6.207 5.788/6.644 6.318 ± 0.6823
ea08 1342 1342/1342 1342 ± 0.000002455 6.098 5.813/7.058 6.406 ± 0.757
ea09 1342 1342/1342 1342 ± 0 6.044 5.491/6.773 6.084 ± 0.7288
ea10 1342 1342/1342 1342 ± 0 6.17 5.642/7.034 6.255 ± 0.7331
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.219 5.576/6.683 6.206 ± 0.7529
ea13 1342 1342/1342 1342 ± 0 6.622 6.052/6.689 6.446 ± 0.6718
ea14 1342 1342/1342 1342 ± 0 5.867 5.465/6.733 6.08 ± 0.7452
ea15 1342 1342/1342 1342 ± 0 6.29 5.699/6.769 6.321 ± 0.7498
ea16 1342 1342/1342 1342 ± 0 6.434 5.922/7.066 6.425 ± 0.7872
ea17 1342 1342/1342 1342 ± 0 6.604 6.153/7.476 6.758 ± 0.6928
ea18 1342 1342/1342 1342 ± 0 5.303 4.876/5.757 5.345 ± 0.5613
ea19 1342 1342/1342 1342 ± 0 6.213 5.663/6.82 6.219 ± 0.656
ea20 1342 1342/1342 1342 ± 0 6.293 5.718/6.881 6.247 ± 0.736
ea21 1342 1342/1342 1342 ± 0 5.905 5.674/6.698 6.105 ± 0.6614
ea22 1342 1342/1342 1342 ± 0 5.875 5.511/6.518 5.981 ± 0.623
ea23 1342 1342/1342 1342 ± 0 6.089 5.721/6.899 6.279 ± 0.7722
ea24 1342 1342/1342 1342 ± 0.000005326 6.049 5.765/6.956 6.268 ± 0.7395
ea25 1342 1342/1342 1342 ± 0 5.94 5.541/6.555 6.041 ± 0.6446
ea26 1342 1342/1342 1342 ± 0 6.686 6.124/7.366 6.702 ± 0.7167
ea27 1342 1342/1342 1342 ± 0 5.85 5.68/6.775 6.092 ± 0.6774
ea28 1342 1342/1342 1342 ± 0 5.745 5.514/6.584 6.007 ± 0.679
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 5.69 5.411/5.788 5.59 ± 0.3174
4 1342 1342/1342 1342 ± 0.00002603 4.889 4.73/4.967 4.838 ± 0.2044
5 1342 1342/1342 1342 ± 0.00002353 5.633 5.477/5.84 5.618 ± 0.3641
6 1342 1342/1342 1342 ± 0.00002353 5.609 5.474/5.84 5.58 ± 0.3361
7 1342 1342/1342 1342 ± 0.00002353 5.66 5.535/5.775 5.618 ± 0.3135
8 1342 1342/1342 1342 ± 0.00002353 5.582 5.433/5.759 5.543 ± 0.348
9 1342 1342/1342 1342 ± 0.00002353 5.856 5.617/6.18 5.828 ± 0.3848
10 1342 1342/1342 1342 ± 0.00002364 6.35 6.179/6.605 6.319 ± 0.361
11 1342 1342/1342 1342 ± 0.00002364 6.645 6.403/6.754 6.554 ± 0.3677
12 1342 1342/1342 1342 ± 0.00002364 6.765 6.59/6.907 6.722 ± 0.4077
13 1342 1342/1342 1342 ± 0.00002364 7.238 7.113/7.352 7.165 ± 0.4194
14 1342 1342/1342 1342 ± 0.00002364 7.391 7.197/7.665 7.354 ± 0.4613
15 1342 1342/1342 1342 ± 0.00002364 6.935 6.768/7.23 6.914 ± 0.4397
16 1342 1342/1342 1342 ± 0.00002441 6.083 5.885/6.444 6.14 ± 0.3597
17 1342 1342/1342 1342 ± 0.00002413 6.178 6.001/6.447 6.182 ± 0.3516
statwtmode
VLASS-SE
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-01-11 06:46:06.541
End
2025-01-11 08:04:06.594
Duration
1:18:00.052
Note, WebLog generation is not included in the time.

CASA logs for stage 8