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 5.011 4.896/5.728 5.321 ± 0.5326
ea02 1342 1342/1342 1342 ± 0.0000355 5.442 5.08/6.282 5.66 ± 0.6968
ea04 1342 1342/1342 1342 ± 0 5.112 4.762/5.651 5.24 ± 0.5179
ea05 1342 1342/1342 1342 ± 0 5.496 5.049/6.025 5.571 ± 0.5551
ea06 1342 1342/1342 1342 ± 0 4.815 4.649/5.344 4.995 ± 0.4491
ea07 1342 1342/1342 1342 ± 0.00002145 5.335 4.985/5.846 5.522 ± 0.5741
ea08 1342 1342/1342 1342 ± 0.0000415 5.383 5.191/6.379 5.739 ± 0.697
ea09 1342 1342/1342 1342 ± 0.000008454 5.131 4.913/6.067 5.426 ± 0.6121
ea10 1342 1342/1342 1342 ± 0.00003878 5.311 4.993/6.211 5.565 ± 0.6383
ea11 1342 1342/1342 1342 ± 0.000002075 5.24 4.865/6.012 5.456 ± 0.6413
ea12 1342 1342/1342 1342 ± 0 5.251 5.002/6.065 5.53 ± 0.6029
ea13 1342 1342/1342 1342 ± 0 5.612 5.478/6.108 5.847 ± 0.5031
ea14 1342 1342/1342 1342 ± 0 5.651 5.063/6.208 5.652 ± 0.6581
ea15 1342 1342/1342 1342 ± 0 5.488 4.914/5.892 5.52 ± 0.6103
ea16 1342 1342/1342 1342 ± 0 5.706 5.302/6.361 5.811 ± 0.6553
ea17 1342 1342/1342 1342 ± 0 5.415 5.078/6.539 5.702 ± 0.6719
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 5.846 5.242/6.383 5.859 ± 0.587
ea20 1342 1342/1342 1342 ± 0 5.477 5.239/6.444 5.817 ± 0.6635
ea21 1342 1342/1342 1342 ± 0 5.282 5.074/5.934 5.504 ± 0.534
ea22 1342 1342/1342 1342 ± 0.00002543 5.219 4.923/6.229 5.518 ± 0.7073
ea23 1342 1342/1342 1342 ± 0 5.585 5.189/6.189 5.739 ± 0.6439
ea25 1342 1342/1342 1342 ± 0 5.051 4.813/5.918 5.378 ± 0.5986
ea26 1342 1342/1342 1342 ± 0 5.294 5.212/6.19 5.61 ± 0.5663
ea27 1342 1342/1342 1342 ± 0.0000415 5.135 4.935/6.127 5.451 ± 0.6093
ea28 1342 1342/1342 1342 ± 0.0000415 5.229 5.071/6.141 5.509 ± 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 ± 0.00003344 5.064 4.904/5.17 5.051 ± 0.1801
4 1342 1342/1342 1342 ± 0.00003808 4.818 4.596/4.903 4.782 ± 0.2352
5 1342 1342/1342 1342 ± 0.00003408 4.975 4.775/5.197 4.985 ± 0.2377
6 1342 1342/1342 1342 ± 0.00003344 4.983 4.914/5.227 5.033 ± 0.2115
7 1342 1342/1342 1342 ± 0.00003344 5.075 4.979/5.197 5.089 ± 0.1864
8 1342 1342/1342 1342 ± 0.00003344 5.078 4.904/5.225 5.072 ± 0.2119
9 1342 1342/1342 1342 ± 0.00003344 5.377 5.25/5.551 5.344 ± 0.2485
10 1342 1342/1342 1342 ± 0.00003344 5.754 5.664/5.858 5.74 ± 0.2181
11 1342 1342/1342 1342 ± 0.00003344 6.018 5.865/6.116 5.963 ± 0.2403
12 1342 1342/1342 1342 ± 0.00003344 6.143 5.931/6.219 6.097 ± 0.2609
13 1342 1342/1342 1342 ± 0.00003344 6.489 6.379/6.609 6.492 ± 0.2527
14 1342 1342/1342 1342 ± 0.00003344 6.694 6.504/6.874 6.662 ± 0.28
15 1342 1342/1342 1342 ± 0.00003344 6.377 6.145/6.531 6.309 ± 0.3313
16 1342 1342/1342 1342 ± 0.00005354 5.215 4.962/5.459 5.216 ± 0.3349
17 1342 1342/1342 1342 ± 0.00005552 5.236 5.017/5.474 5.269 ± 0.3237
overwrite_modelcol
False
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-02-13 23:11:58.640
End
2025-02-14 00:05:03.739
Duration
0:53:05.099
Note, WebLog generation is not included in the time.

CASA logs for stage 8