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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.443 5.259/6.175 5.547 ± 0.7432
ea02 1342 1342/1342 1342 ± 0.00004253 5.852 5.366/6.674 5.808 ± 0.9073
ea03 1342 1342/1342 1342 ± 0.000009391 2.09 1.976/2.446 2.189 ± 0.3126
ea04 1342 1342/1342 1342 ± 0.00002889 5.459 5.277/6.346 5.588 ± 0.8925
ea05 1342 1342/1342 1342 ± 0.00002636 5.504 5.221/6.56 5.744 ± 0.856
ea06 1342 1342/1342 1342 ± 0.000002777 4.596 4.364/5.239 4.641 ± 0.6331
ea07 1342 1342/1342 1342 ± 0.00004263 6.088 5.563/6.442 5.929 ± 0.8762
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.00002683 5.573 5.275/6.613 5.716 ± 0.8819
ea10 1342 1342/1342 1342 ± 0.00004256 6.018 5.349/6.852 5.9 ± 0.9465
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000401 5.651 5.459/6.725 5.853 ± 0.9741
ea13 1342 1342/1342 1342 ± 0.00002618 5.827 5.715/6.46 5.923 ± 0.8064
ea14 1342 1342/1342 1342 ± 0.00003489 5.448 5.045/6.356 5.525 ± 0.8977
ea15 1342 1342/1342 1342 ± 0.000003584 3.371 3.212/4.24 3.584 ± 0.7042
ea16 1342 1342/1342 1342 ± 0.00003454 5.888 5.566/6.865 5.951 ± 1.069
ea17 1342 1342/1342 1342 ± 0.000007129 6.208 5.639/7.313 6.234 ± 1.106
ea18 1342 1342/1342 1342 ± 0.00004232 4.965 4.699/5.892 5.096 ± 0.7213
ea19 1342 1342/1342 1342 ± 0.0000185 5.637 5.468/6.679 5.874 ± 0.8746
ea20 1342 1342/1342 1342 ± 0.0000162 5.998 5.893/7.153 6.17 ± 1.046
ea23 1342 1342/1342 1342 ± 0.00004018 5.644 5.407/6.695 5.912 ± 0.9787
ea24 1342 1342/1342 1342 ± 0.00003621 5.209 5.03/6.385 5.491 ± 0.846
ea25 1342 1342/1342 1342 ± 0.0000436 5.873 5.4/6.689 5.802 ± 0.9166
ea26 1342 1342/1342 1342 ± 0.00001037 1.553 1.503/1.656 1.583 ± 0.1129
ea27 1342 1342/1342 1342 ± 0.00004353 5.695 5.259/6.663 5.749 ± 0.896
ea28 1342 1342/1342 1342 ± 0.00004358 5.531 5.289/6.417 5.63 ± 0.8296
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 ± 0.00002456 5.287 4.947/5.579 4.947 ± 1.125
3 1342 1342/1342 1342 ± 0.00003374 4.763 3.426/5.214 4.337 ± 1.105
5 1342 1342/1342 1342 ± 0.00002456 5.405 5.08/5.62 4.997 ± 1.155
6 1342 1342/1342 1342 ± 0.00002456 5.372 5.05/5.567 4.951 ± 1.108
7 1342 1342/1342 1342 ± 0.00002456 5.401 5.17/5.53 5.02 ± 1.108
8 1342 1342/1342 1342 ± 0.00002456 5.335 5.036/5.566 4.983 ± 1.113
9 1342 1342/1342 1342 ± 0.00002456 5.597 5.287/5.903 5.249 ± 1.19
10 1342 1342/1342 1342 ± 0.00002456 6.092 5.804/6.25 5.619 ± 1.273
11 1342 1342/1342 1342 ± 0.00002456 6.386 6.009/6.51 5.9 ± 1.315
12 1342 1342/1342 1342 ± 0.00002456 6.541 6.261/6.745 6.092 ± 1.382
13 1342 1342/1342 1342 ± 0.00002456 6.874 6.379/7.083 6.368 ± 1.431
14 1342 1342/1342 1342 ± 0.00002791 6.768 6.243/7.126 6.32 ± 1.449
15 1342 1342/1342 1342 ± 0.00002489 6.709 6.293/6.995 6.188 ± 1.434
16 1342 1342/1342 1342 ± 0.00005989 3.968 3.732/4.113 3.715 ± 0.7384
17 1342 1342/1342 1342 ± 0.0000608 4.164 3.881/4.334 3.898 ± 0.7813
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
datacolumn
residual_data
Start time
2025-01-11 10:45:07.962
End
2025-01-11 11:54:47.055
Duration
1:09:39.093
Note, WebLog generation is not included in the time.

CASA logs for stage 8