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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.765 5.396/6.457 5.727 ± 0.8963
ea03 1342 1342/1342 1342 ± 0.00001915 4.991 4.681/5.872 5.161 ± 0.7053
ea04 1342 1342/1342 1342 ± 0.000006579 5.37 5.099/6.103 5.412 ± 0.9285
ea05 1342 1342/1342 1342 ± 0.000003636 5.335 4.95/6.111 5.464 ± 0.8447
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.0000209 5.969 5.459/6.453 5.783 ± 0.9235
ea08 1342 1342/1342 1342 ± 0.00004461 5.665 5.4/6.63 5.753 ± 0.9677
ea09 1342 1342/1342 1342 ± 0.00004184 5.568 5.17/6.308 5.551 ± 0.8198
ea10 1342 1342/1342 1342 ± 0.00003311 5.499 5.21/6.655 5.674 ± 1.018
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004315 6.014 5.331/6.626 5.743 ± 1.148
ea13 1342 1342/1342 1342 ± 0.0000207 5.7 5.45/6.244 5.642 ± 0.7118
ea14 1342 1342/1342 1342 ± 0.00002114 5.542 5.218/6.445 5.629 ± 0.945
ea15 1342 1342/1342 1342 ± 0 2.552 2.19/2.999 2.671 ± 0.5717
ea17 1342 1342/1342 1342 ± 0.00004259 6.164 5.626/6.859 6.085 ± 1.091
ea18 1342 1342/1342 1342 ± 0.00001484 4.968 4.687/5.522 4.996 ± 0.5233
ea19 1342 1342/1342 1342 ± 0.00001398 5.43 5.268/6.335 5.685 ± 0.8955
ea20 1342 1342/1342 1342 ± 0.00003362 5.892 5.785/7.121 6.136 ± 0.9678
ea21 1342 1342/1342 1342 ± 0.000008148 5.638 5.345/6.508 5.691 ± 0.9484
ea23 1342 1342/1342 1342 ± 0.0000181 5.501 5.279/5.544 5.192 ± 0.7978
ea24 1342 1342/1342 1342 ± 0.00004417 5.58 5.344/6.247 5.617 ± 0.7961
ea25 1342 1342/1342 1342 ± 0.00004326 5.389 5.097/6.218 5.477 ± 0.9197
ea26 1342 1342/1342 1342 ± 0.00002549 5.761 5.582/6.629 5.855 ± 0.905
ea27 1342 1342/1342 1342 ± 0.00004036 5.468 5.16/6.392 5.512 ± 0.9153
ea28 1342 1342/1342 1342 ± 0.00004371 5.333 5.143/6.234 5.439 ± 0.8357
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 ± 0.00002528 5.356 5.207/5.604 5.227 ± 0.6748
5 1342 1342/1342 1342 ± 0.00002785 5.401 5.112/5.512 5.209 ± 0.5831
6 1342 1342/1342 1342 ± 0.00002528 5.28 5.103/5.553 5.16 ± 0.6997
7 1342 1342/1342 1342 ± 0.00002528 5.391 5.252/5.478 5.218 ± 0.6952
8 1342 1342/1342 1342 ± 0.00002528 5.328 5.162/5.423 5.182 ± 0.7111
9 1342 1342/1342 1342 ± 0.00002646 5.553 5.257/5.799 5.449 ± 0.6231
10 1342 1342/1342 1342 ± 0.00002507 6.025 5.738/6.266 5.838 ± 0.8077
11 1342 1342/1342 1342 ± 0.00002507 6.324 6.102/6.574 6.178 ± 0.7679
12 1342 1342/1342 1342 ± 0.00002507 6.529 6.271/6.714 6.38 ± 0.8228
13 1342 1342/1342 1342 ± 0.00002511 6.669 6.301/6.901 6.503 ± 0.7356
14 1342 1342/1342 1342 ± 0.00003079 6.127 5.766/6.723 6.154 ± 0.7268
15 1342 1342/1342 1342 ± 0.00002513 6.486 6.157/6.892 6.37 ± 0.8641
16 1342 1342/1342 1342 ± 0.00006008 3.857 3.665/3.99 3.748 ± 0.4467
17 1342 1342/1342 1342 ± 0.00006059 3.898 3.753/4.063 3.824 ± 0.4417
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
Start time
2025-01-11 06:21:59.460
End
2025-01-11 07:06:07.131
Duration
0:44:07.671
Note, WebLog generation is not included in the time.

CASA logs for stage 8