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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.456 5.18/5.969 5.578 ± 0.4919
ea02 1342 1342/1342 1342 ± 0.000006506 5.76 5.243/6.3 5.834 ± 0.6563
ea03 1342 1342/1342 1342 ± 0 5.191 4.576/5.761 5.217 ± 0.6491
ea04 1342 1342/1342 1342 ± 0.000004601 5.532 5.149/6.065 5.668 ± 0.5537
ea05 1342 1342/1342 1342 ± 0 5.577 5.155/6.122 5.682 ± 0.5986
ea06 1342 1342/1342 1342 ± 0 5 4.812/5.44 5.108 ± 0.3787
ea07 1342 1342/1342 1342 ± 0 5.865 5.437/6.23 5.935 ± 0.5952
ea08 1342 1342/1342 1342 ± 0.000001152 5.811 5.446/6.535 6.017 ± 0.6637
ea09 1342 1342/1342 1342 ± 0 5.627 5.123/6.235 5.719 ± 0.662
ea10 1342 1342/1342 1342 ± 0 5.757 5.273/6.532 5.872 ± 0.655
ea11 1342 1342/1342 1342 ± 0 6.232 5.802/6.604 6.226 ± 0.6713
ea12 1342 1342/1342 1342 ± 0 5.703 5.362/6.189 5.873 ± 0.5732
ea13 1342 1342/1342 1342 ± 0 5.946 5.605/6.317 6.022 ± 0.5435
ea14 1342 1342/1342 1342 ± 0 5.767 5.206/6.345 5.815 ± 0.7
ea15 1342 1342/1342 1342 ± 0 5.67 5.218/6.259 5.823 ± 0.65
ea16 1342 1342/1342 1342 ± 0 6.085 5.634/6.626 6.174 ± 0.7608
ea17 1342 1342/1342 1342 ± 0.00002215 6.206 5.792/6.763 6.355 ± 0.6629
ea18 1342 1342/1342 1342 ± 0 4.953 4.671/5.466 5.095 ± 0.5083
ea19 1342 1342/1342 1342 ± 0 5.691 5.303/6.335 5.867 ± 0.626
ea21 1342 1342/1342 1342 ± 0 5.675 5.255/6.252 5.784 ± 0.6064
ea22 1342 1342/1342 1342 ± 0 5.524 5.169/6.293 5.708 ± 0.6559
ea23 1342 1342/1342 1342 ± 0 5.936 5.5/6.433 6.041 ± 0.6873
ea25 1342 1342/1342 1342 ± 0.000006502 5.587 5.282/6.051 5.703 ± 0.5473
ea26 1342 1342/1342 1342 ± 0 5.869 5.432/6.566 6.028 ± 0.7164
ea27 1342 1342/1342 1342 ± 0.0000219 5.525 5.294/6.352 5.75 ± 0.5829
ea28 1342 1342/1342 1342 ± 0.000005637 5.336 5.126/6.041 5.557 ± 0.584
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 ± 0.00002351 5.316 5.136/5.452 5.267 ± 0.2663
3 1342 1342/1342 1342 ± 0.0000271 5.028 4.819/5.191 5.002 ± 0.2754
4 1342 1342/1342 1342 ± 0.00002395 5.203 4.982/5.399 5.17 ± 0.3731
5 1342 1342/1342 1342 ± 0.00002395 5.251 5.059/5.455 5.24 ± 0.3086
6 1342 1342/1342 1342 ± 0.00002395 5.238 5.102/5.417 5.218 ± 0.2835
7 1342 1342/1342 1342 ± 0.00002395 5.288 5.195/5.397 5.282 ± 0.2591
8 1342 1342/1342 1342 ± 0.00002395 5.247 5.107/5.395 5.242 ± 0.2942
9 1342 1342/1342 1342 ± 0.00002395 5.524 5.308/5.797 5.529 ± 0.3314
10 1342 1342/1342 1342 ± 0.00002395 5.986 5.756/6.21 5.941 ± 0.3185
11 1342 1342/1342 1342 ± 0.00002351 6.248 6.037/6.372 6.171 ± 0.3195
12 1342 1342/1342 1342 ± 0.00002395 6.389 6.195/6.477 6.331 ± 0.3492
13 1342 1342/1342 1342 ± 0.00002395 6.794 6.618/6.895 6.754 ± 0.394
14 1342 1342/1342 1342 ± 0.00002351 6.983 6.736/7.169 6.906 ± 0.4195
15 1342 1342/1342 1342 ± 0.00002395 6.614 6.308/6.766 6.521 ± 0.4007
16 1342 1342/1342 1342 ± 0.00002806 5.928 5.629/6.118 5.886 ± 0.3529
17 1342 1342/1342 1342 ± 0.00002821 5.844 5.692/6.081 5.87 ± 0.3384
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-15 07:58:16.408
End
2024-11-15 08:51:27.361
Duration
0:53:10.953
Note, WebLog generation is not included in the time.

CASA logs for stage 8