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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.486 5.391/6.089 5.714 ± 0.4676
ea02 1342 1342/1342 1342 ± 0.00001302 5.878 5.4/6.441 5.928 ± 0.5626
ea04 1342 1342/1342 1342 ± 0 5.573 5.284/6.112 5.737 ± 0.4755
ea05 1342 1342/1342 1342 ± 0 5.883 5.396/6.33 5.873 ± 0.5263
ea06 1342 1342/1342 1342 ± 0 3.155 3.077/3.422 3.225 ± 0.1875
ea07 1342 1342/1342 1342 ± 0 5.559 5.449/5.852 5.604 ± 0.2013
ea08 1342 1342/1342 1342 ± 0.00002646 5.896 5.6/6.591 6.113 ± 0.6136
ea09 1342 1342/1342 1342 ± 0 5.02 4.845/5.482 5.161 ± 0.4052
ea10 1342 1342/1342 1342 ± 0 5.654 5.345/6.424 5.832 ± 0.5498
ea11 1342 1342/1342 1342 ± 0 5.816 5.528/6.483 6.02 ± 0.549
ea12 1342 1342/1342 1342 ± 0 6.072 5.538/6.459 6.077 ± 0.5192
ea13 1342 1342/1342 1342 ± 0 5.855 5.682/6.168 5.989 ± 0.4219
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.057 4.879/5.205 5.079 ± 0.3291
ea17 1342 1342/1342 1342 ± 0.00001484 6.078 5.796/6.584 6.242 ± 0.5599
ea18 1342 1342/1342 1342 ± 0 5.216 4.994/5.682 5.343 ± 0.4026
ea19 1342 1342/1342 1342 ± 0 6.592 6.279/6.871 6.624 ± 0.3533
ea21 1342 1342/1342 1342 ± 0 5.871 5.447/6.364 5.921 ± 0.5311
ea22 1342 1342/1342 1342 ± 0.000001137 5.297 5.111/6.143 5.56 ± 0.5611
ea23 1342 1342/1342 1342 ± 0 6.035 5.558/6.465 6.08 ± 0.5781
ea25 1342 1342/1342 1342 ± 0 5.467 5.321/5.53 5.453 ± 0.1911
ea26 1342 1342/1342 1342 ± 0 5.757 5.624/6.629 6.06 ± 0.5457
ea27 1342 1342/1342 1342 ± 0.00002065 5.595 5.399/6.391 5.822 ± 0.5188
ea28 1342 1342/1342 1342 ± 0.0000346 5.744 5.519/6.505 5.956 ± 0.5908
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 ± 0.000026 5.544 5.359/5.753 5.487 ± 0.3318
3 1342 1342/1342 1342 ± 0.00003183 5.234 5.006/5.521 5.263 ± 0.2915
4 1342 1342/1342 1342 ± 0.000026 5.42 5.27/5.595 5.392 ± 0.3114
5 1342 1342/1342 1342 ± 0.000026 5.509 5.298/5.588 5.452 ± 0.2774
6 1342 1342/1342 1342 ± 0.000026 5.442 5.154/5.526 5.369 ± 0.2634
7 1342 1342/1342 1342 ± 0.000026 5.444 5.301/5.553 5.397 ± 0.2413
8 1342 1342/1342 1342 ± 0.000026 5.422 5.171/5.526 5.36 ± 0.2957
9 1342 1342/1342 1342 ± 0.000026 5.689 5.379/5.846 5.609 ± 0.3603
10 1342 1342/1342 1342 ± 0.000026 6.082 5.857/6.17 5.838 ± 0.6433
11 1342 1342/1342 1342 ± 0.000026 6.27 5.936/6.423 6.021 ± 0.7544
12 1342 1342/1342 1342 ± 0.000026 6.455 6.091/6.512 6.165 ± 0.7635
13 1342 1342/1342 1342 ± 0.000026 6.766 6.444/6.991 6.516 ± 0.8111
14 1342 1342/1342 1342 ± 0.000026 6.873 6.591/7.094 6.638 ± 0.8316
15 1342 1342/1342 1342 ± 0.000026 6.398 6.153/6.581 6.15 ± 0.7989
16 1342 1342/1342 1342 ± 0.00004241 5.66 5.354/5.942 5.521 ± 0.7059
17 1342 1342/1342 1342 ± 0.00003567 5.646 5.346/6.018 5.546 ± 0.6932
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-03-29 05:26:15.384
End
2024-03-29 06:29:51.105
Duration
1:03:35.721
Note, WebLog generation is not included in the time.

CASA logs for stage 7