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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 4.983 4.843/5.679 5.273 ± 0.531
ea02 1342 1342/1342 1342 ± 0.00002198 5.482 5.006/6.293 5.626 ± 0.7442
ea04 1342 1342/1342 1342 ± 0.00001575 5.032 4.759/5.657 5.187 ± 0.5343
ea05 1342 1342/1342 1342 ± 0.00000446 5.294 5.059/6.142 5.569 ± 0.591
ea06 1342 1342/1342 1342 ± 0 4.776 4.605/5.321 4.958 ± 0.4641
ea07 1342 1342/1342 1342 ± 0.00003916 5.315 4.988/5.844 5.504 ± 0.6023
ea08 1342 1342/1342 1342 ± 0.00004167 5.389 5.167/6.376 5.727 ± 0.7176
ea09 1342 1342/1342 1342 ± 0 5.135 4.826/6.089 5.371 ± 0.644
ea10 1342 1342/1342 1342 ± 0.00004215 5.289 4.942/6.16 5.54 ± 0.6331
ea11 1342 1342/1342 1342 ± 0.000005446 5.237 4.827/5.999 5.434 ± 0.6787
ea12 1342 1342/1342 1342 ± 0 5.264 5.016/6.053 5.489 ± 0.64
ea13 1342 1342/1342 1342 ± 0 5.557 5.384/6.138 5.792 ± 0.5327
ea14 1342 1342/1342 1342 ± 0.000006251 5.447 5.126/6.186 5.644 ± 0.6462
ea15 1342 1342/1342 1342 ± 0 5.223 4.922/5.922 5.445 ± 0.6339
ea16 1342 1342/1342 1342 ± 0.000008035 5.53 5.354/6.36 5.808 ± 0.6678
ea17 1342 1342/1342 1342 ± 0.0000424 5.421 5.053/6.55 5.684 ± 0.6915
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.46 5.258/6.378 5.794 ± 0.5983
ea20 1342 1342/1342 1342 ± 0 5.49 5.177/6.5 5.768 ± 0.7208
ea21 1342 1342/1342 1342 ± 0.000007436 5.292 5.034/5.943 5.487 ± 0.5596
ea22 1342 1342/1342 1342 ± 0.000002598 5.224 4.874/6.218 5.491 ± 0.7339
ea23 1342 1342/1342 1342 ± 0.00002695 5.282 5.128/6.206 5.685 ± 0.6826
ea25 1342 1342/1342 1342 ± 0.00001201 5.053 4.861/5.923 5.334 ± 0.6534
ea26 1342 1342/1342 1342 ± 0 5.314 5.068/6.223 5.588 ± 0.5924
ea27 1342 1342/1342 1342 ± 0.0000418 5.126 4.892/6.126 5.428 ± 0.6218
ea28 1342 1342/1342 1342 ± 0.0000418 5.278 5.017/6.191 5.546 ± 0.6688
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 ± 0.00002394 5.11 4.931/5.274 5.088 ± 0.1949
4 1342 1342/1342 1342 ± 0.00002876 4.891 4.699/5.037 4.874 ± 0.2605
5 1342 1342/1342 1342 ± 0.00002441 5.025 4.839/5.237 5.048 ± 0.2463
6 1342 1342/1342 1342 ± 0.00002394 5.018 4.915/5.224 5.036 ± 0.2076
7 1342 1342/1342 1342 ± 0.00002394 5.125 4.98/5.243 5.116 ± 0.1862
8 1342 1342/1342 1342 ± 0.00002394 5.117 4.935/5.242 5.084 ± 0.212
9 1342 1342/1342 1342 ± 0.00002394 5.397 5.262/5.574 5.365 ± 0.2502
10 1342 1342/1342 1342 ± 0.00002394 5.762 5.669/5.863 5.746 ± 0.2181
11 1342 1342/1342 1342 ± 0.00002394 6.043 5.874/6.109 5.971 ± 0.2428
12 1342 1342/1342 1342 ± 0.00002394 6.16 5.94/6.222 6.1 ± 0.2631
13 1342 1342/1342 1342 ± 0.00002394 6.497 6.367/6.625 6.476 ± 0.2577
14 1342 1342/1342 1342 ± 0.00002394 6.653 6.462/6.812 6.633 ± 0.2805
15 1342 1342/1342 1342 ± 0.00002394 6.409 6.208/6.571 6.355 ± 0.3448
16 1342 1342/1342 1342 ± 0.0000566 4.814 4.605/5.053 4.83 ± 0.3299
17 1342 1342/1342 1342 ± 0.00005585 4.938 4.728/5.122 4.947 ± 0.2765
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-13 07:09:06.373
End
2024-12-13 08:10:52.776
Duration
1:01:46.402
Note, WebLog generation is not included in the time.

CASA logs for stage 8