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 5.579 5.473/6.263 5.653 ± 0.7734
ea02 1342 1342/1342 1342 ± 0.00004173 6.07 5.548/6.793 5.944 ± 1.002
ea04 1342 1342/1342 1342 ± 0 5.398 5.155/6.128 5.506 ± 0.7609
ea05 1342 1342/1342 1342 ± 0.00001867 5.704 5.343/6.624 5.853 ± 0.8043
ea06 1342 1342/1342 1342 ± 0.000001548 5.006 4.814/5.384 4.938 ± 0.5592
ea07 1342 1342/1342 1342 ± 0.00004272 6.035 5.559/6.426 5.965 ± 0.8693
ea08 1342 1342/1342 1342 ± 0.00004272 6.145 5.699/6.973 6.111 ± 1.032
ea09 1342 1342/1342 1342 ± 0 5.694 5.346/6.6 5.726 ± 0.8757
ea10 1342 1342/1342 1342 ± 0.00004272 5.883 5.417/6.849 5.916 ± 0.9334
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000003461 5.744 5.477/6.798 5.942 ± 1.026
ea13 1342 1342/1342 1342 ± 0 6.269 6.024/6.672 6.193 ± 0.852
ea14 1342 1342/1342 1342 ± 0.00001288 5.648 5.354/6.619 5.865 ± 0.8362
ea15 1342 1342/1342 1342 ± 0 5.74 5.515/6.602 5.932 ± 0.9464
ea16 1342 1342/1342 1342 ± 0.000034 6.295 5.869/6.958 6.262 ± 0.9463
ea17 1342 1342/1342 1342 ± 0.00004323 6.072 5.739/7.139 6.119 ± 0.9671
ea18 1342 1342/1342 1342 ± 0.00003151 4.998 4.845/5.727 5.079 ± 0.7209
ea19 1342 1342/1342 1342 ± 0.00001153 5.958 5.744/7.006 6.182 ± 0.9142
ea20 1342 1342/1342 1342 ± 0.000008736 6.022 5.92/7.047 6.153 ± 1.056
ea21 1342 1342/1342 1342 ± 0.00002833 5.81 5.514/6.575 5.905 ± 0.8335
ea22 1342 1342/1342 1342 ± 0.0000305 5.536 5.143/6.393 5.549 ± 0.9234
ea23 1342 1342/1342 1342 ± 0.00004268 5.942 5.689/6.821 6.065 ± 0.9535
ea25 1342 1342/1342 1342 ± 0.00004268 5.685 5.423/6.529 5.761 ± 0.8846
ea26 1342 1342/1342 1342 ± 0 6.016 5.827/7.198 6.197 ± 0.9549
ea27 1342 1342/1342 1342 ± 0.00004579 5.671 5.264/6.555 5.741 ± 0.8468
ea28 1342 1342/1342 1342 ± 0.00004593 5.876 5.665/6.759 5.957 ± 0.9576
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 5.67 5.472/5.872 5.625 ± 0.3064
5 1342 1342/1342 1342 ± 0.00002392 5.698 5.437/5.833 5.646 ± 0.3579
6 1342 1342/1342 1342 ± 0.00002416 5.595 5.356/5.687 5.566 ± 0.326
7 1342 1342/1342 1342 ± 0.00002392 5.553 5.423/5.736 5.555 ± 0.3035
8 1342 1342/1342 1342 ± 0.00002392 5.586 5.345/5.741 5.521 ± 0.3308
9 1342 1342/1342 1342 ± 0.00002392 5.842 5.631/6.063 5.77 ± 0.3615
10 1342 1342/1342 1342 ± 0.00002392 6.258 6.077/6.378 6.179 ± 0.3598
11 1342 1342/1342 1342 ± 0.00002392 6.545 6.334/6.673 6.441 ± 0.3646
12 1342 1342/1342 1342 ± 0.00002392 6.655 6.525/6.825 6.558 ± 0.5302
13 1342 1342/1342 1342 ± 0.00002392 7.04 6.878/7.305 6.986 ± 0.4256
14 1342 1342/1342 1342 ± 0.00003168 7.006 6.68/7.304 6.938 ± 0.5063
15 1342 1342/1342 1342 ± 0.00002397 7.087 6.744/7.278 6.928 ± 0.5292
16 1342 1342/1342 1342 ± 0.00006101 4.182 3.994/4.363 4.167 ± 0.2632
17 1342 1342/1342 1342 ± 0.00006087 4.177 4.016/4.352 4.178 ± 0.2461
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-02-01 02:10:21.319
End
2025-02-01 02:42:38.450
Duration
0:32:17.131
Note, WebLog generation is not included in the time.

CASA logs for stage 8