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

Statwt Summary Plot

VLASS2.1.sb38609625.eb38648759.59107.988554826385_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 5.742 5.149/6.034 5.628 ± 0.5524
ea02 1342 1342/1342 1342 ± 0.000009308 5.591 5.337/6.501 5.89 ± 0.6513
ea04 1342 1342/1342 1342 ± 0 5.389 5.08/6.035 5.579 ± 0.5746
ea05 1342 1342/1342 1342 ± 0 5.757 5.301/6.184 5.781 ± 0.6149
ea06 1342 1342/1342 1342 ± 0 4.946 4.656/5.252 4.952 ± 0.3589
ea07 1342 1342/1342 1342 ± 0 5.36 5.256/5.589 5.402 ± 0.2053
ea08 1342 1342/1342 1342 ± 0 5.76 5.507/6.72 6.13 ± 0.7103
ea09 1342 1342/1342 1342 ± 0 5.556 5.124/6.202 5.659 ± 0.6366
ea10 1342 1342/1342 1342 ± 0 5.918 5.276/6.535 5.898 ± 0.6947
ea11 1342 1342/1342 1342 ± 0 5.847 5.161/6.401 5.782 ± 0.7556
ea12 1342 1342/1342 1342 ± 0 5.648 5.229/6.389 5.869 ± 0.681
ea13 1342 1342/1342 1342 ± 0 5.897 5.704/6.348 6.072 ± 0.5077
ea14 1342 1342/1342 1342 ± 0 5.773 5.26/6.42 5.876 ± 0.6958
ea15 1342 1342/1342 1342 ± 0 5.82 5.299/6.323 5.915 ± 0.6685
ea16 1342 1342/1342 1342 ± 0 6.019 5.556/6.659 6.175 ± 0.7305
ea17 1342 1342/1342 1342 ± 0.000002698 5.949 5.366/6.792 6.04 ± 0.6682
ea18 1342 1342/1342 1342 ± 0 5.04 4.644/5.485 5.052 ± 0.5309
ea19 1342 1342/1342 1342 ± 0 6.15 5.507/6.697 6.193 ± 0.6394
ea20 1342 1342/1342 1342 ± 0 6.198 5.608/6.812 6.122 ± 0.66
ea21 1342 1342/1342 1342 ± 0 5.704 5.342/6.253 5.843 ± 0.5838
ea22 1342 1342/1342 1342 ± 0 5.352 5.039/6.184 5.58 ± 0.6574
ea23 1342 1342/1342 1342 ± 0 6.113 5.389/6.526 6.063 ± 0.7055
ea25 1342 1342/1342 1342 ± 0 5.174 5.089/5.313 5.195 ± 0.1841
ea26 1342 1342/1342 1342 ± 0 5.873 5.507/6.602 6.052 ± 0.7088
ea27 1342 1342/1342 1342 ± 0 5.48 5.197/6.325 5.685 ± 0.6231
ea28 1342 1342/1342 1342 ± 0.000007096 5.693 5.399/6.449 5.891 ± 0.6907
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 ± 0.00002348 5.298 5.166/5.511 5.307 ± 0.251
3 1342 1342/1342 1342 ± 0.00002348 5.124 4.9/5.383 5.127 ± 0.3116
4 1342 1342/1342 1342 ± 0.00002708 5.092 4.879/5.3 5.051 ± 0.3239
5 1342 1342/1342 1342 ± 0.00002348 5.275 5.011/5.385 5.231 ± 0.3101
6 1342 1342/1342 1342 ± 0.00002348 5.262 5.096/5.385 5.24 ± 0.2844
7 1342 1342/1342 1342 ± 0.00002348 5.307 5.164/5.497 5.3 ± 0.2579
8 1342 1342/1342 1342 ± 0.00002348 5.34 5.102/5.467 5.275 ± 0.2819
9 1342 1342/1342 1342 ± 0.00002348 5.614 5.414/5.809 5.561 ± 0.3229
10 1342 1342/1342 1342 ± 0.00002439 6.012 5.841/6.165 5.972 ± 0.3305
11 1342 1342/1342 1342 ± 0.00002439 6.306 6.122/6.373 6.209 ± 0.3485
12 1342 1342/1342 1342 ± 0.00002439 6.41 6.291/6.581 6.32 ± 0.4658
13 1342 1342/1342 1342 ± 0.00002439 6.85 6.735/7.09 6.817 ± 0.402
14 1342 1342/1342 1342 ± 0.00002439 7.092 6.81/7.255 6.981 ± 0.434
15 1342 1342/1342 1342 ± 0.00002439 6.77 6.545/6.891 6.642 ± 0.4184
16 1342 1342/1342 1342 ± 0.00002488 5.982 5.698/6.318 5.953 ± 0.4125
17 1342 1342/1342 1342 ± 0.00002461 5.942 5.732/6.27 5.952 ± 0.385
output_dir
 
vis
VLASS2.1.sb38609625.eb38648759.59107.988554826385_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-31 04:53:28.383
End
2024-12-31 05:50:00.929
Duration
0:56:32.546
Note, WebLog generation is not included in the time.

CASA logs for stage 8