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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.243 5.095/6.042 5.364 ± 0.7961
ea02 1342 1342/1342 1342 ± 0.00004339 5.65 5.135/6.34 5.606 ± 0.8483
ea04 1342 1342/1342 1342 ± 0.000006132 5.205 4.847/5.788 5.187 ± 0.7427
ea05 1342 1342/1342 1342 ± 0.00002178 5.489 5.034/6.179 5.592 ± 0.7319
ea06 1342 1342/1342 1342 ± 0.00001243 5.224 4.911/5.975 5.255 ± 0.8182
ea07 1342 1342/1342 1342 ± 0.00004349 5.652 5.164/6.022 5.47 ± 0.8476
ea08 1342 1342/1342 1342 ± 0.00004366 5.777 5.362/6.637 5.818 ± 0.9491
ea09 1342 1342/1342 1342 ± 0.0000298 5.491 5.056/6.125 5.478 ± 0.7472
ea10 1342 1342/1342 1342 ± 0.00004293 5.134 4.687/5.878 5.161 ± 0.7512
ea11 1342 1342/1342 1342 ± 0.0000435 5.717 5.116/6.315 5.552 ± 0.8849
ea12 1342 1342/1342 1342 ± 0.0000176 5.44 5.11/6.271 5.477 ± 0.9069
ea13 1342 1342/1342 1342 ± 0.00002036 5.598 5.455/6.145 5.71 ± 0.6849
ea14 1342 1342/1342 1342 ± 0.00003074 5.479 5.097/6.276 5.589 ± 0.758
ea15 1342 1342/1342 1342 ± 0.000002993 5.355 5.079/6.181 5.455 ± 0.8836
ea16 1342 1342/1342 1342 ± 0.00003066 5.742 5.376/6.625 5.777 ± 0.8701
ea17 1342 1342/1342 1342 ± 0.00004442 5.825 5.341/6.633 5.763 ± 0.953
ea18 1342 1342/1342 1342 ± 0.00004086 4.83 4.573/5.569 4.901 ± 0.641
ea19 1342 1342/1342 1342 ± 0.000006428 5.738 5.429/6.416 5.844 ± 0.749
ea20 1342 1342/1342 1342 ± 0.00003072 5.734 5.467/6.713 5.842 ± 0.9926
ea21 1342 1342/1342 1342 ± 0.00002909 5.446 5.267/6.141 5.516 ± 0.7423
ea22 1342 1342/1342 1342 ± 0.00004107 5.28 5.015/6.297 5.506 ± 0.8185
ea23 1342 1342/1342 1342 ± 0.00004801 6.126 5.913/6.48 5.734 ± 1.072
ea24 1342 1342/1342 1342 ± 0.00001797 5.138 4.797/5.946 5.313 ± 0.6654
ea25 1342 1342/1342 1342 ± 0.00004353 5.499 5.138/6.207 5.445 ± 0.844
ea26 1342 1342/1342 1342 ± 0.00003638 5.66 5.45/6.634 5.858 ± 0.8267
ea27 1342 1342/1342 1342 ± 0.00004368 5.477 5.067/6.337 5.507 ± 0.8709
ea28 1342 1342/1342 1342 ± 0.00004355 5.609 5.335/6.504 5.708 ± 0.8983
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 ± 0.00002368 5.262 5.089/5.504 5.27 ± 0.2822
5 1342 1342/1342 1342 ± 0.00002397 5.208 4.977/5.351 5.164 ± 0.3002
6 1342 1342/1342 1342 ± 0.00002368 5.242 4.98/5.348 5.182 ± 0.2434
7 1342 1342/1342 1342 ± 0.00002368 5.2 5.039/5.406 5.209 ± 0.2375
8 1342 1342/1342 1342 ± 0.00002368 5.238 5.029/5.36 5.178 ± 0.27
9 1342 1342/1342 1342 ± 0.00002397 5.484 5.268/5.657 5.438 ± 0.2675
10 1342 1342/1342 1342 ± 0.00002327 5.902 5.745/6.004 5.866 ± 0.2745
11 1342 1342/1342 1342 ± 0.00002327 6.146 6.016/6.329 6.148 ± 0.2698
12 1342 1342/1342 1342 ± 0.00002327 6.301 6.102/6.453 6.302 ± 0.2972
13 1342 1342/1342 1342 ± 0.00002327 6.57 6.382/6.742 6.566 ± 0.3096
14 1342 1342/1342 1342 ± 0.00002341 6.51 6.263/6.734 6.494 ± 0.3565
15 1342 1342/1342 1342 ± 0.00002468 6.352 6.069/6.569 6.319 ± 0.3442
16 1342 1342/1342 1342 ± 0.00005985 3.965 3.771/4.25 4.011 ± 0.2979
17 1342 1342/1342 1342 ± 0.00006009 4.011 3.819/4.314 4.077 ± 0.3303
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-08 12:01:10.312
End
2024-11-08 13:09:42.731
Duration
1:08:32.419
Note, WebLog generation is not included in the time.

CASA logs for stage 8