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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.494 5.283/5.828 5.6 ± 0.3818
ea02 1342 1342/1342 1342 ± 0 5.727 5.402/6.278 5.859 ± 0.481
ea04 1342 1342/1342 1342 ± 0 5.564 5.237/6.03 5.65 ± 0.4928
ea05 1342 1342/1342 1342 ± 0 5.33 5.066/5.645 5.363 ± 0.3739
ea06 1342 1342/1342 1342 ± 0 4.844 4.748/5.219 4.946 ± 0.2752
ea07 1342 1342/1342 1342 ± 0 5.567 5.23/5.856 5.591 ± 0.4144
ea08 1342 1342/1342 1342 ± 0 5.632 5.259/6.065 5.674 ± 0.4375
ea09 1342 1342/1342 1342 ± 0 5.126 4.959/5.573 5.275 ± 0.3711
ea10 1342 1342/1342 1342 ± 0.000004846 5.209 4.974/5.804 5.325 ± 0.4393
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.58 5.312/5.902 5.664 ± 0.3895
ea13 1342 1342/1342 1342 ± 0 5.889 5.664/6.101 5.932 ± 0.3794
ea14 1342 1342/1342 1342 ± 0 5.367 5.104/5.904 5.497 ± 0.4485
ea15 1342 1342/1342 1342 ± 0 5.715 5.279/6.078 5.714 ± 0.4932
ea16 1342 1342/1342 1342 ± 0 5.489 5.286/5.834 5.583 ± 0.381
ea17 1342 1342/1342 1342 ± 0.000001084 5.38 5.271/5.707 5.509 ± 0.3431
ea18 1342 1342/1342 1342 ± 0 4.657 4.463/4.863 4.677 ± 0.2763
ea19 1342 1342/1342 1342 ± 0 5.393 5.111/5.742 5.416 ± 0.374
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.492 5.337/6.085 5.679 ± 0.436
ea22 1342 1342/1342 1342 ± 0 4.924 4.744/5.402 5.017 ± 0.4281
ea23 1342 1342/1342 1342 ± 0 5.911 5.725/6.639 6.171 ± 0.5979
ea25 1342 1342/1342 1342 ± 0 5.595 5.399/6.092 5.774 ± 0.5022
ea26 1342 1342/1342 1342 ± 0 5.501 5.411/6.037 5.716 ± 0.3919
ea27 1342 1342/1342 1342 ± 0.00004126 5.21 5.104/5.818 5.371 ± 0.3822
ea28 1342 1342/1342 1342 ± 0 5.724 5.529/6.444 5.96 ± 0.5597
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 ± 0.00002439 5.411 5.232/5.512 5.38 ± 0.2675
3 1342 1342/1342 1342 ± 0.00002441 5.271 5.085/5.341 5.203 ± 0.2958
4 1342 1342/1342 1342 ± 0.00003398 4.983 4.729/5.357 5.009 ± 0.3555
5 1342 1342/1342 1342 ± 0.00002439 5.274 4.997/5.468 5.231 ± 0.3191
6 1342 1342/1342 1342 ± 0.00002439 5.153 5.044/5.351 5.168 ± 0.2714
7 1342 1342/1342 1342 ± 0.00002439 5.266 5.082/5.342 5.198 ± 0.2719
8 1342 1342/1342 1342 ± 0.00002439 5.204 4.966/5.339 5.136 ± 0.3058
9 1342 1342/1342 1342 ± 0.00002439 5.411 5.151/5.599 5.354 ± 0.3475
10 1342 1342/1342 1342 ± 0.00002439 5.719 5.474/5.987 5.693 ± 0.3493
11 1342 1342/1342 1342 ± 0.00002439 5.869 5.735/6.092 5.869 ± 0.3515
12 1342 1342/1342 1342 ± 0.00002439 6.002 5.823/6.095 5.902 ± 0.5041
13 1342 1342/1342 1342 ± 0.00002439 6.295 6.04/6.521 6.283 ± 0.4534
14 1342 1342/1342 1342 ± 0.00002439 6.401 6.014/6.581 6.311 ± 0.4777
15 1342 1342/1342 1342 ± 0.00002441 5.969 5.599/6.097 5.862 ± 0.4218
16 1342 1342/1342 1342 ± 0.00003381 5.476 5.113/5.63 5.378 ± 0.3515
17 1342 1342/1342 1342 ± 0.00003373 5.313 5.117/5.63 5.335 ± 0.3713
datacolumn
residual_data
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-03 12:33:00.438
End
2024-12-03 13:37:03.459
Duration
1:04:03.020
Note, WebLog generation is not included in the time.

CASA logs for stage 8