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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.797 5.277/6.18 5.75 ± 0.5466
ea02 1342 1342/1342 1342 ± 0.00001544 5.824 5.486/6.625 6.026 ± 0.6555
ea04 1342 1342/1342 1342 ± 0 5.578 5.189/6.11 5.688 ± 0.5233
ea05 1342 1342/1342 1342 ± 0 5.933 5.437/6.547 5.93 ± 0.6129
ea06 1342 1342/1342 1342 ± 0 5.63 5.098/6.007 5.588 ± 0.5102
ea07 1342 1342/1342 1342 ± 0 5.303 5.156/5.499 5.291 ± 0.2054
ea08 1342 1342/1342 1342 ± 0.0000247 5.939 5.618/6.735 6.181 ± 0.6804
ea09 1342 1342/1342 1342 ± 0 5.189 4.985/5.837 5.387 ± 0.4496
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000001132 5.776 5.347/6.432 5.95 ± 0.613
ea13 1342 1342/1342 1342 ± 0 6.157 5.883/6.392 6.238 ± 0.4604
ea14 1342 1342/1342 1342 ± 0 6.118 5.39/6.537 6.031 ± 0.6692
ea15 1342 1342/1342 1342 ± 0 5.95 5.405/6.413 5.999 ± 0.6648
ea16 1342 1342/1342 1342 ± 0 6.145 5.611/6.657 6.203 ± 0.694
ea17 1342 1342/1342 1342 ± 0.00001361 5.716 5.561/5.821 5.692 ± 0.1733
ea18 1342 1342/1342 1342 ± 0.000004526 5.276 4.912/5.769 5.303 ± 0.5136
ea19 1342 1342/1342 1342 ± 0 5.642 5.632/5.785 5.699 ± 0.0867
ea20 1342 1342/1342 1342 ± 0 6.363 5.823/6.893 6.346 ± 0.6364
ea21 1342 1342/1342 1342 ± 0 5.768 5.4/6.361 5.907 ± 0.5617
ea22 1342 1342/1342 1342 ± 0 5.534 5.307/6.503 5.856 ± 0.6433
ea23 1342 1342/1342 1342 ± 0.00000971 6.065 5.457/6.563 6.08 ± 0.681
ea24 1342 1342/1342 1342 ± 0 5.962 5.192/6.399 5.774 ± 0.6052
ea25 1342 1342/1342 1342 ± 0.000007665 5.557 5.385/6.352 5.855 ± 0.5925
ea26 1342 1342/1342 1342 ± 0 6.2 5.839/7.051 6.365 ± 0.6624
ea27 1342 1342/1342 1342 ± 0.000005897 5.399 5.266/5.553 5.419 ± 0.1732
ea28 1342 1342/1342 1342 ± 0.00003944 5.742 5.469/6.559 5.993 ± 0.6465
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 ± 0.00002395 5.466 5.269/5.637 5.466 ± 0.2396
3 1342 1342/1342 1342 ± 0.00002606 5.262 5.114/5.426 5.286 ± 0.2676
4 1342 1342/1342 1342 ± 0.00002418 5.302 5.165/5.533 5.325 ± 0.2846
5 1342 1342/1342 1342 ± 0.00002395 5.45 5.263/5.65 5.451 ± 0.3001
6 1342 1342/1342 1342 ± 0.00002396 5.434 5.149/5.591 5.38 ± 0.2793
7 1342 1342/1342 1342 ± 0.00002395 5.409 5.249/5.618 5.429 ± 0.2628
8 1342 1342/1342 1342 ± 0.00002395 5.448 5.148/5.551 5.376 ± 0.2895
9 1342 1342/1342 1342 ± 0.00002395 5.67 5.514/5.913 5.647 ± 0.315
10 1342 1342/1342 1342 ± 0.00002603 6.112 5.929/6.282 6.058 ± 0.3233
11 1342 1342/1342 1342 ± 0.00002603 6.366 6.234/6.447 6.292 ± 0.3135
12 1342 1342/1342 1342 ± 0.00002603 6.479 6.353/6.576 6.43 ± 0.3194
13 1342 1342/1342 1342 ± 0.00002603 6.948 6.58/7.08 6.852 ± 0.3718
14 1342 1342/1342 1342 ± 0.00002603 7.138 6.817/7.247 7.05 ± 0.3966
15 1342 1342/1342 1342 ± 0.00002603 6.821 6.503/6.964 6.69 ± 0.4062
16 1342 1342/1342 1342 ± 0.00003932 5.91 5.63/6.205 5.902 ± 0.3622
17 1342 1342/1342 1342 ± 0.00003857 5.827 5.69/6.198 5.931 ± 0.3332
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
output_dir
 
Start time
2024-04-13 02:57:15.607
End
2024-04-13 03:58:15.118
Duration
1:00:59.511
Note, WebLog generation is not included in the time.

CASA logs for stage 7