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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.401 5.288/5.97 5.463 ± 0.7923
ea02 1342 1342/1342 1342 ± 0.00004204 6.015 5.512/6.55 5.855 ± 0.9625
ea04 1342 1342/1342 1342 ± 0 5.39 5.08/6.139 5.487 ± 0.8003
ea05 1342 1342/1342 1342 ± 0.00001003 5.502 5.073/6.473 5.671 ± 0.8093
ea06 1342 1342/1342 1342 ± 0.000001739 4.94 4.723/5.333 4.866 ± 0.6358
ea07 1342 1342/1342 1342 ± 0.00004279 5.909 5.405/6.36 5.779 ± 0.9172
ea08 1342 1342/1342 1342 ± 0.00004333 5.983 5.571/6.697 5.954 ± 1.005
ea09 1342 1342/1342 1342 ± 0.000005493 5.61 5.185/6.421 5.634 ± 0.7973
ea10 1342 1342/1342 1342 ± 0.00004317 5.75 5.331/6.619 5.767 ± 0.9592
ea11 1342 1342/1342 1342 ± 0.00004268 5.66 5.178/6.54 5.728 ± 1.029
ea12 1342 1342/1342 1342 ± 0.000005493 5.82 5.368/6.578 5.782 ± 1.082
ea13 1342 1342/1342 1342 ± 0.00001277 5.991 5.775/6.487 6.013 ± 0.7531
ea14 1342 1342/1342 1342 ± 0.00000638 5.499 5.101/6.463 5.641 ± 0.8574
ea15 1342 1342/1342 1342 ± 0 5.417 5.185/6.301 5.658 ± 0.8873
ea16 1342 1342/1342 1342 ± 0.00002833 5.949 5.53/6.904 6.02 ± 1.031
ea17 1342 1342/1342 1342 ± 0.0000433 5.83 5.575/6.608 5.852 ± 0.9752
ea18 1342 1342/1342 1342 ± 0.00003409 5.081 4.685/5.726 5.061 ± 0.7433
ea19 1342 1342/1342 1342 ± 0.000003687 5.775 5.512/6.859 6.018 ± 0.9054
ea20 1342 1342/1342 1342 ± 0.00002056 5.922 5.757/7.079 6.069 ± 1.14
ea21 1342 1342/1342 1342 ± 0.00002025 5.502 5.348/6.377 5.665 ± 0.8242
ea22 1342 1342/1342 1342 ± 0.00003454 5.403 5.175/6.295 5.555 ± 0.8378
ea23 1342 1342/1342 1342 ± 0.00004253 5.897 5.484/6.656 5.873 ± 0.9326
ea25 1342 1342/1342 1342 ± 0.0000427 5.535 5.253/6.355 5.543 ± 0.8863
ea26 1342 1342/1342 1342 ± 0.00001475 5.917 5.648/7.047 6.086 ± 0.8532
ea27 1342 1342/1342 1342 ± 0.00004396 5.572 5.206/6.467 5.605 ± 0.9044
ea28 1342 1342/1342 1342 ± 0.00004345 5.724 5.429/6.468 5.73 ± 0.9219
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 5.522 5.334/5.829 5.554 ± 0.2669
5 1342 1342/1342 1342 ± 0.00002375 5.417 5.163/5.607 5.415 ± 0.3199
6 1342 1342/1342 1342 ± 0.00002351 5.361 5.178/5.507 5.329 ± 0.2935
7 1342 1342/1342 1342 ± 0.00002351 5.378 5.234/5.532 5.379 ± 0.2772
8 1342 1342/1342 1342 ± 0.00002351 5.344 5.187/5.519 5.335 ± 0.2838
9 1342 1342/1342 1342 ± 0.00002351 5.658 5.444/5.916 5.624 ± 0.3387
10 1342 1342/1342 1342 ± 0.00002351 6.057 5.864/6.259 6.043 ± 0.3324
11 1342 1342/1342 1342 ± 0.00002351 6.397 6.241/6.519 6.328 ± 0.3416
12 1342 1342/1342 1342 ± 0.00002351 6.56 6.362/6.757 6.527 ± 0.3764
13 1342 1342/1342 1342 ± 0.00002351 6.798 6.637/7.112 6.805 ± 0.3988
14 1342 1342/1342 1342 ± 0.00002793 6.677 6.402/7.113 6.706 ± 0.4993
15 1342 1342/1342 1342 ± 0.00002351 6.848 6.676/7.102 6.81 ± 0.4848
16 1342 1342/1342 1342 ± 0.00006071 3.927 3.773/4.226 4.006 ± 0.3161
17 1342 1342/1342 1342 ± 0.00006089 4.009 3.865/4.249 4.058 ± 0.2843
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-01 15:56:23.805
End
2024-11-01 16:55:43.365
Duration
0:59:19.560
Note, WebLog generation is not included in the time.

CASA logs for stage 8