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

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_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 5.676 5.478/6.448 5.773 ± 0.7854
ea02 1342 1342/1342 1342 ± 0.000044 6.127 5.604/6.877 6.081 ± 0.9273
ea04 1342 1342/1342 1342 ± 0.000004046 5.729 5.407/6.312 5.769 ± 0.6679
ea05 1342 1342/1342 1342 ± 0.0000238 5.562 5.205/6.373 5.774 ± 0.792
ea06 1342 1342/1342 1342 ± 0.00002401 5.123 4.853/5.816 5.209 ± 0.7416
ea07 1342 1342/1342 1342 ± 0.00003353 6.335 5.599/6.466 6.042 ± 0.7898
ea09 1342 1342/1342 1342 ± 0.00003042 5.504 5.089/5.857 5.407 ± 0.6113
ea10 1342 1342/1342 1342 ± 0.0000323 5.828 5.057/6.079 5.485 ± 0.6443
ea11 1342 1342/1342 1342 ± 0.00004404 6.155 5.657/6.827 6.053 ± 0.9664
ea12 1342 1342/1342 1342 ± 0.00002735 5.917 5.656/6.811 5.991 ± 1.007
ea13 1342 1342/1342 1342 ± 0.00001932 5.896 5.794/6.463 6.018 ± 0.7497
ea14 1342 1342/1342 1342 ± 0.00003385 5.703 5.571/6.715 5.964 ± 0.8781
ea15 1342 1342/1342 1342 ± 0.00001903 5.894 5.595/6.66 5.958 ± 0.9312
ea16 1342 1342/1342 1342 ± 0.00003351 5.911 5.501/6.883 6.018 ± 0.9804
ea17 1342 1342/1342 1342 ± 0.00004346 6.021 5.639/7.064 6.148 ± 0.9814
ea18 1342 1342/1342 1342 ± 0.00003112 5.336 5.081/6.042 5.417 ± 0.6359
ea19 1342 1342/1342 1342 ± 0.000009585 5.876 5.673/6.713 6.11 ± 0.8146
ea20 1342 1342/1342 1342 ± 0.00003732 6.227 6.122/7.221 6.365 ± 1.128
ea21 1342 1342/1342 1342 ± 0.0000327 5.705 5.379/6.428 5.787 ± 0.8119
ea22 1342 1342/1342 1342 ± 0.00004421 5.83 5.098/6.587 5.76 ± 0.9248
ea23 1342 1342/1342 1342 ± 0.00004077 5.994 5.632/6.883 6.073 ± 0.9715
ea24 1342 1342/1342 1342 ± 0.00002101 5.376 4.935/6.167 5.521 ± 0.7123
ea25 1342 1342/1342 1342 ± 0.00004312 5.908 5.427/6.606 5.841 ± 0.8814
ea26 1342 1342/1342 1342 ± 0.00003751 5.907 5.753/6.972 6.164 ± 0.9248
ea27 1342 1342/1342 1342 ± 0.00004299 5.902 5.546/6.807 5.975 ± 0.9063
ea28 1342 1342/1342 1342 ± 0.00004359 5.914 5.744/6.854 6.102 ± 0.9375
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 ± 0.0000235 5.577 5.385/5.754 5.514 ± 0.3403
6 1342 1342/1342 1342 ± 0.0000235 5.576 5.268/5.739 5.509 ± 0.2925
7 1342 1342/1342 1342 ± 0.0000235 5.613 5.255/5.724 5.538 ± 0.3126
8 1342 1342/1342 1342 ± 0.0000235 5.545 5.207/5.665 5.483 ± 0.3401
9 1342 1342/1342 1342 ± 0.00002442 5.841 5.493/5.978 5.746 ± 0.316
10 1342 1342/1342 1342 ± 0.0000235 6.313 5.966/6.399 6.216 ± 0.3173
11 1342 1342/1342 1342 ± 0.0000235 6.503 6.222/6.74 6.482 ± 0.3397
12 1342 1342/1342 1342 ± 0.0000235 6.644 6.43/6.881 6.637 ± 0.3817
13 1342 1342/1342 1342 ± 0.0000235 6.987 6.802/7.287 6.951 ± 0.4367
14 1342 1342/1342 1342 ± 0.0000235 7.028 6.706/7.297 6.941 ± 0.4617
15 1342 1342/1342 1342 ± 0.00002426 6.633 6.237/6.873 6.534 ± 0.4245
16 1342 1342/1342 1342 ± 0.00005951 4.285 4.142/4.423 4.284 ± 0.2112
17 1342 1342/1342 1342 ± 0.00005903 4.321 4.101/4.532 4.327 ± 0.3012
output_dir
 
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-04-20 18:05:23.054
End
2024-04-20 18:56:14.161
Duration
0:50:51.107
Note, WebLog generation is not included in the time.

CASA logs for stage 7