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

Statwt Summary Plot

VLASS2.1.sb38664748.eb38688475.59125.74132475695_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 5.066 4.933/5.946 5.31 ± 0.5815
ea02 1342 1342/1342 1342 ± 0.00004226 5.395 5.047/6.454 5.655 ± 0.8079
ea03 1342 1342/1342 1342 ± 0.00002893 4.741 4.527/5.903 5.125 ± 0.6786
ea04 1342 1342/1342 1342 ± 0.00002617 5.117 4.842/5.968 5.28 ± 0.6343
ea05 1342 1342/1342 1342 ± 0.00002389 5.292 4.947/6.206 5.482 ± 0.6704
ea06 1342 1342/1342 1342 ± 0.00003719 4.831 4.633/5.6 5.034 ± 0.5569
ea07 1342 1342/1342 1342 ± 0.00003879 5.314 5.08/6.109 5.556 ± 0.6698
ea08 1342 1342/1342 1342 ± 0.0000403 5.588 5.332/6.731 5.893 ± 0.8693
ea09 1342 1342/1342 1342 ± 0.00003855 5.215 4.948/6.322 5.477 ± 0.7177
ea10 1342 1342/1342 1342 ± 0.00004035 5.149 5.009/6.309 5.509 ± 0.7655
ea11 1342 1342/1342 1342 ± 0.00004271 5.298 4.86/6.232 5.443 ± 0.7413
ea12 1342 1342/1342 1342 ± 0.00003971 5.289 5.04/6.267 5.502 ± 0.7102
ea13 1342 1342/1342 1342 ± 0.00003586 5.629 5.513/6.342 5.869 ± 0.6641
ea14 1342 1342/1342 1342 ± 0.00002628 5.232 4.918/6.248 5.458 ± 0.7235
ea15 1342 1342/1342 1342 ± 0.0000151 5.083 4.803/6.142 5.454 ± 0.7576
ea16 1342 1342/1342 1342 ± 0.00003636 5.475 5.308/6.599 5.771 ± 0.832
ea17 1342 1342/1342 1342 ± 0.00004684 5.707 5.335/6.705 5.879 ± 0.7819
ea18 1342 1342/1342 1342 ± 0.00004095 4.578 4.395/5.42 4.807 ± 0.5177
ea19 1342 1342/1342 1342 ± 0.00001287 5.344 5.117/6.306 5.565 ± 0.6729
ea21 1342 1342/1342 1342 ± 0.00003352 5.23 5.045/6.177 5.482 ± 0.6734
ea22 1342 1342/1342 1342 ± 0.00004207 5.226 4.867/6.317 5.465 ± 0.772
ea23 1342 1342/1342 1342 ± 0.00004213 5.316 5.019/6.417 5.614 ± 0.8025
ea25 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea26 1342 1342/1342 1342 ± 0.00003658 5.518 5.268/6.701 5.828 ± 0.7712
ea27 1342 1342/1342 1342 ± 0.00004491 5.203 4.937/6.249 5.456 ± 0.7006
ea28 1342 1342/1342 1342 ± 0.00004153 5.196 4.945/6.141 5.407 ± 0.6953
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 5.097 4.991/5.286 5.094 ± 0.2332
3 1342 1342/1342 1342 ± 0.00004764 4.871 4.627/5.171 4.878 ± 0.3508
5 1342 1342/1342 1342 ± 0.00002394 4.952 4.834/5.182 5.025 ± 0.297
6 1342 1342/1342 1342 ± 0.00002394 5.054 4.914/5.229 5.065 ± 0.2783
7 1342 1342/1342 1342 ± 0.00002394 5.091 5.013/5.217 5.123 ± 0.2326
8 1342 1342/1342 1342 ± 0.00002394 5.086 4.94/5.299 5.107 ± 0.2615
9 1342 1342/1342 1342 ± 0.00002394 5.397 5.291/5.677 5.425 ± 0.3001
10 1342 1342/1342 1342 ± 0.00002394 5.806 5.689/6.025 5.819 ± 0.3101
11 1342 1342/1342 1342 ± 0.00002394 6.14 5.996/6.281 6.091 ± 0.2965
12 1342 1342/1342 1342 ± 0.00002394 6.304 6.136/6.429 6.264 ± 0.3033
13 1342 1342/1342 1342 ± 0.00002399 6.572 6.38/6.655 6.521 ± 0.3316
14 1342 1342/1342 1342 ± 0.00002769 6.517 6.26/6.71 6.483 ± 0.4132
15 1342 1342/1342 1342 ± 0.00002459 6.41 6.264/6.7 6.428 ± 0.3989
16 1342 1342/1342 1342 ± 0.00005144 4.441 4.317/4.56 4.444 ± 0.1957
17 1342 1342/1342 1342 ± 0.00005575 4.459 4.337/4.587 4.463 ± 0.2163
overwrite_modelcol
False
vis
VLASS2.1.sb38664748.eb38688475.59125.74132475695_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-04 11:44:00.589
End
2025-01-04 12:40:20.808
Duration
0:56:20.219
Note, WebLog generation is not included in the time.

CASA logs for stage 8