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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.916 5.377/6.154 5.839 ± 0.4994
ea02 1342 1342/1342 1342 ± 0.00002234 6.031 5.64/6.651 6.14 ± 0.5796
ea05 1342 1342/1342 1342 ± 0 6.004 5.383/6.521 5.893 ± 0.6176
ea06 1342 1342/1342 1342 ± 0 4.855 4.689/5.183 4.945 ± 0.3026
ea07 1342 1342/1342 1342 ± 0 5.828 5.392/6 5.8 ± 0.4603
ea08 1342 1342/1342 1342 ± 0 6.112 5.767/6.889 6.312 ± 0.6029
ea09 1342 1342/1342 1342 ± 0 5.581 5.065/6.025 5.59 ± 0.5127
ea10 1342 1342/1342 1342 ± 0.00002637 5.889 5.348/6.583 5.966 ± 0.6306
ea11 1342 1342/1342 1342 ± 0 5.961 5.399/6.474 6.033 ± 0.5944
ea12 1342 1342/1342 1342 ± 0 6.013 5.42/6.463 6.024 ± 0.6159
ea13 1342 1342/1342 1342 ± 0 6.402 5.833/6.563 6.272 ± 0.495
ea14 1342 1342/1342 1342 ± 0 6.21 5.395/6.676 6.074 ± 0.6986
ea15 1342 1342/1342 1342 ± 0 5.835 5.208/6.263 5.855 ± 0.6662
ea16 1342 1342/1342 1342 ± 0 5.249 5.113/5.457 5.203 ± 0.2571
ea17 1342 1342/1342 1342 ± 0 6.165 5.699/6.751 6.3 ± 0.5982
ea18 1342 1342/1342 1342 ± 0 5.294 4.928/5.796 5.358 ± 0.5031
ea19 1342 1342/1342 1342 ± 0 6.217 5.57/6.716 6.163 ± 0.6097
ea20 1342 1342/1342 1342 ± 0 6.419 5.851/6.837 6.391 ± 0.6021
ea21 1342 1342/1342 1342 ± 0 5.758 5.425/6.35 5.893 ± 0.5736
ea22 1342 1342/1342 1342 ± 0 6.032 5.463/6.499 5.959 ± 0.5959
ea23 1342 1342/1342 1342 ± 0 5.932 5.52/6.625 6.111 ± 0.6731
ea25 1342 1342/1342 1342 ± 0 5.489 5.362/5.573 5.45 ± 0.1723
ea26 1342 1342/1342 1342 ± 0 6.076 5.625/6.606 6.095 ± 0.5364
ea27 1342 1342/1342 1342 ± 0.00003894 5.894 5.541/6.466 5.97 ± 0.5534
ea28 1342 1342/1342 1342 ± 0 5.86 5.527/6.607 6.094 ± 0.6226
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 ± 0.00002392 5.516 5.233/5.696 5.452 ± 0.3208
4 1342 1342/1342 1342 ± 0.0000254 5.282 5.078/5.481 5.27 ± 0.3457
5 1342 1342/1342 1342 ± 0.00002392 5.46 5.306/5.516 5.41 ± 0.2897
6 1342 1342/1342 1342 ± 0.00002392 5.393 5.269/5.539 5.387 ± 0.2837
7 1342 1342/1342 1342 ± 0.00002392 5.416 5.26/5.584 5.412 ± 0.2524
8 1342 1342/1342 1342 ± 0.00002392 5.484 5.205/5.566 5.381 ± 0.2967
9 1342 1342/1342 1342 ± 0.00002392 5.777 5.51/5.937 5.668 ± 0.3392
10 1342 1342/1342 1342 ± 0.0000249 6.205 5.917/6.297 6.088 ± 0.3477
11 1342 1342/1342 1342 ± 0.0000249 6.451 6.239/6.524 6.311 ± 0.3751
12 1342 1342/1342 1342 ± 0.0000249 6.547 6.194/6.66 6.442 ± 0.3893
13 1342 1342/1342 1342 ± 0.0000249 6.908 6.758/7.12 6.854 ± 0.4052
14 1342 1342/1342 1342 ± 0.0000249 7.084 6.871/7.242 6.986 ± 0.4468
15 1342 1342/1342 1342 ± 0.0000249 6.673 6.474/6.831 6.566 ± 0.4125
16 1342 1342/1342 1342 ± 0.00003364 6.018 5.834/6.313 6.005 ± 0.3699
17 1342 1342/1342 1342 ± 0.00003764 6.071 5.818/6.263 6.001 ± 0.365
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
overwrite_modelcol
False
Start time
2024-05-01 11:42:03.088
End
2024-05-01 12:47:10.646
Duration
1:05:07.558
Note, WebLog generation is not included in the time.

CASA logs for stage 7