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

Statwt Summary Plot

VLASS2.1.sb38534814.eb38560251.59067.369633078706_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 5.319 5.172/5.856 5.324 ± 0.806
ea02 1342 1342/1342 1342 ± 0.00004256 5.688 5.272/6.457 5.621 ± 0.949
ea04 1342 1342/1342 1342 ± 0.000003814 5.219 4.955/5.921 5.289 ± 0.771
ea05 1342 1342/1342 1342 ± 0.00001988 5.562 5.17/6.293 5.597 ± 0.7978
ea06 1342 1342/1342 1342 ± 0.000005747 5.147 4.936/5.55 5.07 ± 0.7194
ea07 1342 1342/1342 1342 ± 0.0000434 5.889 5.454/6.176 5.644 ± 0.8694
ea08 1342 1342/1342 1342 ± 0.00004273 6.046 5.645/6.715 5.944 ± 1.051
ea09 1342 1342/1342 1342 ± 0.00001309 5.167 4.855/5.902 5.218 ± 0.7041
ea10 1342 1342/1342 1342 ± 0.00004389 5.564 5.356/6.484 5.633 ± 0.9201
ea11 1342 1342/1342 1342 ± 0.00004232 5.909 5.375/6.54 5.747 ± 1.05
ea12 1342 1342/1342 1342 ± 0.000007617 5.853 5.538/6.671 5.832 ± 1.031
ea13 1342 1342/1342 1342 ± 0.00001737 5.741 5.569/6.284 5.8 ± 0.8273
ea14 1342 1342/1342 1342 ± 0.00001901 6.373 5.596/6.53 5.83 ± 1.026
ea15 1342 1342/1342 1342 ± 0.000001645 5.565 5.337/6.368 5.669 ± 0.925
ea16 1342 1342/1342 1342 ± 0.00003532 4.68 4.337/5.106 4.622 ± 0.5427
ea17 1342 1342/1342 1342 ± 0.00004334 5.968 5.571/6.577 5.876 ± 1.046
ea18 1342 1342/1342 1342 ± 0.00003383 5.123 4.772/5.756 5.071 ± 0.7981
ea19 1342 1342/1342 1342 ± 0.000003043 5.712 5.446/6.515 5.771 ± 0.8119
ea20 1342 1342/1342 1342 ± 0.00003158 5.921 5.788/6.949 5.93 ± 1.207
ea21 1342 1342/1342 1342 ± 0.00002804 5.467 5.298/6.131 5.48 ± 0.7833
ea22 1342 1342/1342 1342 ± 0.00003299 5.338 5.043/6.313 5.46 ± 0.87
ea23 1342 1342/1342 1342 ± 0.00004226 5.716 5.435/6.349 5.707 ± 0.8736
ea25 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea26 1342 1342/1342 1342 ± 0.00002265 5.658 5.478/6.75 5.861 ± 0.9197
ea27 1342 1342/1342 1342 ± 0.00004432 5.634 5.271/6.469 5.609 ± 0.8842
ea28 1342 1342/1342 1342 ± 0.00004355 5.715 5.455/6.482 5.688 ± 0.9707
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 ± 0.00002474 5.499 5.301/5.707 5.462 ± 0.3135
5 1342 1342/1342 1342 ± 0.00002475 5.354 5.078/5.528 5.294 ± 0.3256
6 1342 1342/1342 1342 ± 0.00002474 5.419 5.044/5.496 5.322 ± 0.3128
7 1342 1342/1342 1342 ± 0.00002474 5.339 5.102/5.511 5.32 ± 0.3124
8 1342 1342/1342 1342 ± 0.00002474 5.301 4.976/5.537 5.277 ± 0.3903
9 1342 1342/1342 1342 ± 0.00002474 5.668 5.244/5.843 5.553 ± 0.4264
10 1342 1342/1342 1342 ± 0.00002425 6.045 5.87/6.169 5.942 ± 0.4028
11 1342 1342/1342 1342 ± 0.00002425 6.344 6.123/6.489 6.2 ± 0.4325
12 1342 1342/1342 1342 ± 0.00002425 6.485 6.206/6.652 6.363 ± 0.4048
13 1342 1342/1342 1342 ± 0.00002446 6.625 6.371/6.86 6.558 ± 0.4164
14 1342 1342/1342 1342 ± 0.00003212 6.315 5.995/6.651 6.335 ± 0.5079
15 1342 1342/1342 1342 ± 0.00002425 6.621 6.352/6.817 6.502 ± 0.4733
16 1342 1342/1342 1342 ± 0.00006036 3.716 3.544/3.944 3.75 ± 0.2624
17 1342 1342/1342 1342 ± 0.00006103 3.836 3.694/4.02 3.842 ± 0.2471
overwrite_modelcol
False
vis
VLASS2.1.sb38534814.eb38560251.59067.369633078706_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-04-02 19:38:57.016
End
2024-04-02 20:55:37.288
Duration
1:16:40.272
Note, WebLog generation is not included in the time.

CASA logs for stage 7