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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.214 5.132/5.821 5.189 ± 0.9148
ea02 1342 1342/1342 1342 ± 0.00004252 5.809 5.307/6.375 5.585 ± 1.083
ea04 1342 1342/1342 1342 ± 0.00002917 5.25 4.977/5.962 5.207 ± 0.9716
ea05 1342 1342/1342 1342 ± 0.0000125 5.509 5.13/6.24 5.517 ± 0.8388
ea06 1342 1342/1342 1342 ± 0.00003468 4.871 4.662/5.347 4.759 ± 0.8044
ea07 1342 1342/1342 1342 ± 0.00004341 5.605 5.262/6.038 5.393 ± 0.9941
ea08 1342 1342/1342 1342 ± 0.00004283 5.847 5.48/6.658 5.734 ± 1.167
ea09 1342 1342/1342 1342 ± 0.00000642 5.42 5.153/6.178 5.44 ± 0.8782
ea10 1342 1342/1342 1342 ± 0.0000448 5.286 5.013/6.212 5.303 ± 0.9914
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003954 5.417 5.216/6.451 5.521 ± 1.095
ea13 1342 1342/1342 1342 ± 0.00001578 5.941 5.474/6.374 5.798 ± 0.8881
ea14 1342 1342/1342 1342 ± 0.00001604 5.49 5.257/6.507 5.546 ± 1.028
ea15 1342 1342/1342 1342 ± 0.00002178 5.378 5.133/6.197 5.423 ± 1.078
ea16 1342 1342/1342 1342 ± 0.00002244 5.634 5.335/6.226 5.524 ± 1.003
ea17 1342 1342/1342 1342 ± 0.0000455 5.748 5.349/6.463 5.617 ± 1.096
ea18 1342 1342/1342 1342 ± 0.00004244 4.859 4.507/5.559 4.807 ± 0.8209
ea19 1342 1342/1342 1342 ± 0.000002233 5.75 5.441/6.457 5.746 ± 0.876
ea20 1342 1342/1342 1342 ± 0.00004183 5.75 5.691/6.798 5.845 ± 1.165
ea21 1342 1342/1342 1342 ± 0.00001694 5.414 5.269/6.214 5.415 ± 0.9006
ea22 1342 1342/1342 1342 ± 0.00003154 5.409 5.11/6.296 5.413 ± 0.9793
ea23 1342 1342/1342 1342 ± 0.00004156 5.479 5.364/6.352 5.52 ± 1.072
ea25 1342 1342/1342 1342 ± 0.00004329 5.461 5.142/6.11 5.329 ± 0.9555
ea27 1342 1342/1342 1342 ± 0.00004546 5.309 5.047/6.199 5.285 ± 0.9898
ea28 1342 1342/1342 1342 ± 0.00004494 5.536 5.34/6.4 5.481 ± 1.068
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 ± 0.00002442 5.366 5.148/5.587 5.336 ± 0.2782
3 1342 1342/1342 1342 ± 0.00003291 5.241 5.029/5.481 5.265 ± 0.4105
5 1342 1342/1342 1342 ± 0.00002442 5.341 5.214/5.504 5.329 ± 0.3618
6 1342 1342/1342 1342 ± 0.00002442 5.266 5.145/5.412 5.249 ± 0.2835
7 1342 1342/1342 1342 ± 0.00002442 5.291 5.128/5.422 5.255 ± 0.25
8 1342 1342/1342 1342 ± 0.00002442 5.301 5.062/5.433 5.241 ± 0.2728
9 1342 1342/1342 1342 ± 0.00002442 5.524 5.401/5.717 5.485 ± 0.3108
10 1342 1342/1342 1342 ± 0.00002442 6.024 5.812/6.089 5.945 ± 0.3235
11 1342 1342/1342 1342 ± 0.00002442 6.249 6.12/6.395 6.215 ± 0.335
12 1342 1342/1342 1342 ± 0.00002442 6.442 6.258/6.578 6.384 ± 0.3449
13 1342 1342/1342 1342 ± 0.00002455 6.511 6.281/6.757 6.476 ± 0.3716
14 1342 1342/1342 1342 ± 0.00004001 5.848 5.557/6.307 5.964 ± 0.5503
15 1342 1342/1342 1342 ± 0.00002442 6.632 6.382/6.825 6.536 ± 0.4536
16 1342 1342/1342 1342 ± 0.00005714 3.202 3.041/3.421 3.264 ± 0.3012
17 1342 1342/1342 1342 ± 0.00005982 3.353 3.215/3.516 3.405 ± 0.2885
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 01:57:01.735
End
2024-11-02 02:43:03.934
Duration
0:46:02.199
Note, WebLog generation is not included in the time.

CASA logs for stage 8