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

Statwt Summary Plot

VLASS2.1.sb38529434.eb38589592.59082.86913579861_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 5.17 5.062/5.753 5.463 ± 0.484
ea02 1342 1342/1342 1342 ± 0.000002701 5.611 5.279/6.284 5.813 ± 0.6181
ea04 1342 1342/1342 1342 ± 0.000001208 5.162 4.837/5.676 5.301 ± 0.5139
ea05 1342 1342/1342 1342 ± 0.000001208 5.566 5.104/6.07 5.631 ± 0.5732
ea06 1342 1342/1342 1342 ± 0.000001708 5.239 5.106/5.354 5.254 ± 0.2243
ea07 1342 1342/1342 1342 ± 0 5.598 5.148/5.867 5.641 ± 0.5335
ea08 1342 1342/1342 1342 ± 0.000001208 5.527 5.419/6.281 5.842 ± 0.588
ea09 1342 1342/1342 1342 ± 0.000001208 5.51 5.107/6.117 5.606 ± 0.5957
ea10 1342 1342/1342 1342 ± 0.000001208 5.418 4.9/6.038 5.47 ± 0.5818
ea11 1342 1342/1342 1342 ± 0.000001208 5.579 5.018/6.013 5.56 ± 0.576
ea12 1342 1342/1342 1342 ± 0.000001215 5.484 5.131/6.078 5.662 ± 0.5739
ea13 1342 1342/1342 1342 ± 0.000001208 5.584 5.421/6.002 5.768 ± 0.4554
ea14 1342 1342/1342 1342 ± 0.000001208 5.608 5.107/6.172 5.689 ± 0.6378
ea15 1342 1342/1342 1342 ± 0.000001208 5.285 4.907/5.943 5.45 ± 0.6335
ea16 1342 1342/1342 1342 ± 0.000001208 5.852 5.427/6.428 5.997 ± 0.6651
ea17 1342 1342/1342 1342 ± 0.000009017 5.634 5.315/6.199 5.813 ± 0.5898
ea18 1342 1342/1342 1342 ± 0.000001208 4.844 4.539/5.325 4.967 ± 0.4963
ea19 1342 1342/1342 1342 ± 0.000001208 5.73 5.288/6.416 5.906 ± 0.6206
ea20 1342 1342/1342 1342 ± 0.000001208 5.832 5.395/6.41 5.925 ± 0.6027
ea21 1342 1342/1342 1342 ± 0.000001208 5.516 5.176/6.032 5.616 ± 0.5351
ea22 1342 1342/1342 1342 ± 0.000001208 5.398 5.179/6.263 5.705 ± 0.6276
ea23 1342 1342/1342 1342 ± 0.000001208 5.735 5.262/6.152 5.813 ± 0.6343
ea25 1342 1342/1342 1342 ± 0.000001208 5.354 5.001/5.823 5.458 ± 0.5304
ea26 1342 1342/1342 1342 ± 0.000001208 5.61 5.373/6.345 5.846 ± 0.5969
ea27 1342 1342/1342 1342 ± 0.00002489 5.366 5.088/6.101 5.535 ± 0.5769
ea28 1342 1342/1342 1342 ± 0.00001973 5.428 5.125/6.083 5.621 ± 0.595
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 ± 0.00002393 5.179 5.082/5.398 5.201 ± 0.2103
3 1342 1342/1342 1342 ± 0.00002393 5.146 4.9/5.313 5.086 ± 0.267
4 1342 1342/1342 1342 ± 0.00002393 5.091 4.912/5.254 5.086 ± 0.2508
5 1342 1342/1342 1342 ± 0.00002393 5.129 4.945/5.279 5.116 ± 0.2856
6 1342 1342/1342 1342 ± 0.00002393 5.066 4.961/5.282 5.085 ± 0.2439
7 1342 1342/1342 1342 ± 0.00002393 5.181 4.94/5.267 5.132 ± 0.2184
8 1342 1342/1342 1342 ± 0.00002393 5.146 4.969/5.292 5.118 ± 0.2197
9 1342 1342/1342 1342 ± 0.00002393 5.433 5.292/5.587 5.391 ± 0.2639
10 1342 1342/1342 1342 ± 0.00002348 5.805 5.648/5.962 5.764 ± 0.2853
11 1342 1342/1342 1342 ± 0.00002348 6.045 5.819/6.202 5.973 ± 0.3109
12 1342 1342/1342 1342 ± 0.00002348 6.156 5.909/6.386 6.107 ± 0.3272
13 1342 1342/1342 1342 ± 0.00002385 6.584 6.4/6.707 6.518 ± 0.3412
14 1342 1342/1342 1342 ± 0.00002348 6.745 6.548/6.985 6.689 ± 0.3625
15 1342 1342/1342 1342 ± 0.00002348 6.375 6.237/6.615 6.355 ± 0.3587
16 1342 1342/1342 1342 ± 0.00002755 5.666 5.472/5.92 5.71 ± 0.3203
17 1342 1342/1342 1342 ± 0.00003109 5.667 5.478/5.944 5.703 ± 0.3052
output_dir
 
vis
VLASS2.1.sb38529434.eb38589592.59082.86913579861_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-13 02:19:58.722
End
2024-04-13 03:13:20.434
Duration
0:53:21.712
Note, WebLog generation is not included in the time.

CASA logs for stage 7