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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.603 5.319/5.957 5.673 ± 0.41
ea02 1342 1342/1342 1342 ± 0.00000434 5.799 5.421/6.342 5.935 ± 0.5203
ea04 1342 1342/1342 1342 ± 0.000004405 5.563 5.248/6.033 5.667 ± 0.5026
ea05 1342 1342/1342 1342 ± 0 5.335 5.054/5.642 5.352 ± 0.3876
ea06 1342 1342/1342 1342 ± 0 4.911 4.782/5.237 4.986 ± 0.2776
ea07 1342 1342/1342 1342 ± 0.000001086 5.628 5.306/5.935 5.672 ± 0.4206
ea08 1342 1342/1342 1342 ± 0.000001121 5.658 5.338/6.146 5.763 ± 0.4448
ea09 1342 1342/1342 1342 ± 0 5.41 5.046/5.774 5.42 ± 0.4204
ea10 1342 1342/1342 1342 ± 0.000007115 5.239 5.009/5.87 5.408 ± 0.4435
ea11 1342 1342/1342 1342 ± 0 6.051 5.417/6.594 6.042 ± 0.677
ea12 1342 1342/1342 1342 ± 0.000001101 5.66 5.352/5.976 5.75 ± 0.4326
ea13 1342 1342/1342 1342 ± 0 6.01 5.677/6.179 5.984 ± 0.433
ea14 1342 1342/1342 1342 ± 0 5.466 5.059/5.9 5.463 ± 0.4784
ea15 1342 1342/1342 1342 ± 0 5.835 5.341/6.226 5.845 ± 0.5442
ea16 1342 1342/1342 1342 ± 0 5.575 5.342/5.931 5.678 ± 0.4407
ea17 1342 1342/1342 1342 ± 0.000001534 5.434 5.366/5.802 5.59 ± 0.35
ea18 1342 1342/1342 1342 ± 0.0000011 4.724 4.516/4.969 4.772 ± 0.3007
ea19 1342 1342/1342 1342 ± 0 5.447 5.127/5.817 5.466 ± 0.358
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.535 5.365/6.14 5.728 ± 0.4647
ea22 1342 1342/1342 1342 ± 0 4.984 4.789/5.5 5.094 ± 0.4542
ea23 1342 1342/1342 1342 ± 0.000001132 5.98 5.653/6.735 6.186 ± 0.6236
ea25 1342 1342/1342 1342 ± 0 5.636 5.409/6.133 5.795 ± 0.5091
ea26 1342 1342/1342 1342 ± 0 5.66 5.444/6.232 5.83 ± 0.4509
ea27 1342 1342/1342 1342 ± 0.00003546 5.3 5.138/5.894 5.437 ± 0.4127
ea28 1342 1342/1342 1342 ± 0.000001121 5.792 5.556/6.535 6.014 ± 0.5674
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 ± 0.00002425 5.414 5.267/5.538 5.386 ± 0.2581
3 1342 1342/1342 1342 ± 0.00002428 5.293 5.114/5.369 5.236 ± 0.2815
4 1342 1342/1342 1342 ± 0.00002834 5.176 4.846/5.415 5.143 ± 0.3265
5 1342 1342/1342 1342 ± 0.00002425 5.349 5.045/5.452 5.271 ± 0.3111
6 1342 1342/1342 1342 ± 0.00002425 5.181 5.061/5.367 5.193 ± 0.2672
7 1342 1342/1342 1342 ± 0.00002425 5.327 5.076/5.37 5.229 ± 0.2717
8 1342 1342/1342 1342 ± 0.00002425 5.289 5.01/5.396 5.187 ± 0.3156
9 1342 1342/1342 1342 ± 0.00002425 5.469 5.238/5.644 5.412 ± 0.3551
10 1342 1342/1342 1342 ± 0.00002425 5.786 5.547/6.035 5.764 ± 0.3553
11 1342 1342/1342 1342 ± 0.00002425 5.912 5.787/6.184 5.943 ± 0.3577
12 1342 1342/1342 1342 ± 0.00002425 6.047 5.915/6.174 5.988 ± 0.5056
13 1342 1342/1342 1342 ± 0.00002425 6.408 6.095/6.607 6.382 ± 0.459
14 1342 1342/1342 1342 ± 0.00002425 6.58 6.141/6.808 6.469 ± 0.4846
15 1342 1342/1342 1342 ± 0.0000247 6.14 5.78/6.323 6.06 ± 0.4412
16 1342 1342/1342 1342 ± 0.00003232 5.634 5.294/5.871 5.543 ± 0.3683
17 1342 1342/1342 1342 ± 0.00003068 5.483 5.275/5.763 5.49 ± 0.3803
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
output_dir
 
Start time
2024-12-03 08:18:32.034
End
2024-12-03 09:17:51.815
Duration
0:59:19.781
Note, WebLog generation is not included in the time.

CASA logs for stage 8