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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.455 5.283/6.192 5.724 ± 0.6313
ea02 1342 1342/1342 1342 ± 0.000043 6.047 5.515/6.738 6.085 ± 0.8225
ea04 1342 1342/1342 1342 ± 0.00002191 5.279 5.045/6.074 5.549 ± 0.6187
ea05 1342 1342/1342 1342 ± 0.000007644 5.614 5.256/6.527 5.891 ± 0.6869
ea06 1342 1342/1342 1342 ± 0 4.899 4.559/5.325 4.958 ± 0.4432
ea07 1342 1342/1342 1342 ± 0.00004013 5.932 5.399/6.338 6.026 ± 0.7382
ea08 1342 1342/1342 1342 ± 0.00004275 6.102 5.64/6.931 6.228 ± 0.8517
ea09 1342 1342/1342 1342 ± 0.000002674 5.631 5.216/6.559 5.784 ± 0.7823
ea10 1342 1342/1342 1342 ± 0.00004209 5.705 5.144/6.849 6.017 ± 0.8555
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.668 5.381/6.592 5.939 ± 0.8079
ea13 1342 1342/1342 1342 ± 0 6.074 5.869/6.555 6.22 ± 0.6754
ea14 1342 1342/1342 1342 ± 0.00001047 5.529 5.41/6.528 5.927 ± 0.7161
ea15 1342 1342/1342 1342 ± 0 5.561 5.087/6.509 5.768 ± 0.9132
ea16 1342 1342/1342 1342 ± 0.00001533 6.136 5.698/6.916 6.355 ± 0.7995
ea17 1342 1342/1342 1342 ± 0.00004276 5.971 5.638/7.117 6.168 ± 0.7956
ea18 1342 1342/1342 1342 ± 0.000009994 4.935 4.462/5.671 5.079 ± 0.5962
ea19 1342 1342/1342 1342 ± 0 5.881 5.682/6.887 6.259 ± 0.7181
ea20 1342 1342/1342 1342 ± 0 5.93 5.817/6.95 6.191 ± 0.8174
ea21 1342 1342/1342 1342 ± 0.00001249 5.62 5.349/6.496 5.915 ± 0.6652
ea22 1342 1342/1342 1342 ± 0.00003116 5.402 5.043/6.295 5.584 ± 0.7989
ea23 1342 1342/1342 1342 ± 0.00003177 5.676 5.283/6.726 6.084 ± 0.8297
ea25 1342 1342/1342 1342 ± 0.0000314 5.624 5.395/6.514 5.811 ± 0.7979
ea26 1342 1342/1342 1342 ± 0 5.968 5.656/7.111 6.258 ± 0.8131
ea27 1342 1342/1342 1342 ± 0.00004272 5.634 5.274/6.589 5.87 ± 0.7199
ea28 1342 1342/1342 1342 ± 0.00004209 5.811 5.582/6.713 6.045 ± 0.7801
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 ± 0.00002418 5.56 5.347/5.775 5.537 ± 0.2917
4 1342 1342/1342 1342 ± 0.00003274 5.037 4.856/5.451 5.062 ± 0.3943
5 1342 1342/1342 1342 ± 0.00002418 5.596 5.324/5.73 5.557 ± 0.3316
6 1342 1342/1342 1342 ± 0.00002765 5.3 5.087/5.422 5.272 ± 0.3272
7 1342 1342/1342 1342 ± 0.00002418 5.512 5.398/5.686 5.5 ± 0.2927
8 1342 1342/1342 1342 ± 0.00002418 5.536 5.279/5.663 5.457 ± 0.319
9 1342 1342/1342 1342 ± 0.00002418 5.745 5.601/6.028 5.724 ± 0.36
10 1342 1342/1342 1342 ± 0.00002418 6.212 6.062/6.348 6.146 ± 0.3571
11 1342 1342/1342 1342 ± 0.00002418 6.499 6.288/6.596 6.379 ± 0.368
12 1342 1342/1342 1342 ± 0.00002418 6.588 6.457/6.767 6.486 ± 0.5249
13 1342 1342/1342 1342 ± 0.00002418 7.075 6.995/7.254 7.021 ± 0.4269
14 1342 1342/1342 1342 ± 0.00002418 7.251 6.952/7.44 7.166 ± 0.4807
15 1342 1342/1342 1342 ± 0.00002418 6.965 6.755/7.2 6.859 ± 0.5233
16 1342 1342/1342 1342 ± 0.00006019 4.929 4.7/5.131 4.915 ± 0.3554
17 1342 1342/1342 1342 ± 0.00005918 4.991 4.808/5.193 4.985 ± 0.3274
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
datacolumn
residual_data
Start time
2024-11-19 10:36:35.632
End
2024-11-19 11:38:28.332
Duration
1:01:52.699
Note, WebLog generation is not included in the time.

CASA logs for stage 8