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 5.512 5.333/6.064 5.698 ± 0.4867
ea02 1342 1342/1342 1342 ± 0.00001365 5.809 5.387/6.438 5.923 ± 0.6008
ea04 1342 1342/1342 1342 ± 0.00001707 5.658 5.293/6.179 5.766 ± 0.5284
ea05 1342 1342/1342 1342 ± 0 5.924 5.417/6.424 5.888 ± 0.5462
ea06 1342 1342/1342 1342 ± 0 3.292 3.19/3.601 3.353 ± 0.1914
ea07 1342 1342/1342 1342 ± 0 5.494 5.463/5.802 5.561 ± 0.1848
ea08 1342 1342/1342 1342 ± 0.00002668 5.857 5.542/6.653 6.079 ± 0.6148
ea09 1342 1342/1342 1342 ± 0 5.074 4.817/5.439 5.127 ± 0.3977
ea10 1342 1342/1342 1342 ± 0 5.581 5.277/6.4 5.784 ± 0.5712
ea11 1342 1342/1342 1342 ± 0 5.81 5.462/6.462 5.986 ± 0.5702
ea12 1342 1342/1342 1342 ± 0 5.955 5.481/6.288 5.942 ± 0.4859
ea13 1342 1342/1342 1342 ± 0 5.864 5.779/6.262 6.066 ± 0.4278
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 5.145 5.012/5.306 5.165 ± 0.2785
ea17 1342 1342/1342 1342 ± 0.0000216 6.076 5.726/6.688 6.212 ± 0.552
ea18 1342 1342/1342 1342 ± 0 5.178 4.911/5.613 5.294 ± 0.4229
ea19 1342 1342/1342 1342 ± 0 6.596 6.269/6.89 6.636 ± 0.3697
ea21 1342 1342/1342 1342 ± 0 5.91 5.526/6.377 5.985 ± 0.526
ea22 1342 1342/1342 1342 ± 0 5.279 5.093/6.197 5.57 ± 0.5699
ea23 1342 1342/1342 1342 ± 0 6.173 5.568/6.578 6.142 ± 0.6164
ea25 1342 1342/1342 1342 ± 0 5.444 5.383/5.491 5.428 ± 0.1592
ea26 1342 1342/1342 1342 ± 0 5.668 5.561/6.528 5.959 ± 0.5338
ea27 1342 1342/1342 1342 ± 0.00001814 5.481 5.329/6.294 5.722 ± 0.5311
ea28 1342 1342/1342 1342 ± 0.00003435 5.729 5.499/6.491 5.938 ± 0.6152
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 5.55 5.345/5.707 5.472 ± 0.3015
3 1342 1342/1342 1342 ± 0.00003144 5.262 5.061/5.63 5.324 ± 0.3004
4 1342 1342/1342 1342 ± 0.00002998 5.347 5.142/5.5 5.344 ± 0.2654
5 1342 1342/1342 1342 ± 0.000026 5.475 5.291/5.57 5.428 ± 0.2768
6 1342 1342/1342 1342 ± 0.000026 5.391 5.232/5.474 5.348 ± 0.2487
7 1342 1342/1342 1342 ± 0.000026 5.414 5.277/5.528 5.377 ± 0.2349
8 1342 1342/1342 1342 ± 0.000026 5.411 5.169/5.529 5.344 ± 0.276
9 1342 1342/1342 1342 ± 0.000026 5.718 5.324/5.861 5.595 ± 0.3448
10 1342 1342/1342 1342 ± 0.000026 6.074 5.85/6.188 5.848 ± 0.6205
11 1342 1342/1342 1342 ± 0.000026 6.264 6.003/6.398 6.012 ± 0.7293
12 1342 1342/1342 1342 ± 0.000026 6.385 6.092/6.498 6.151 ± 0.7387
13 1342 1342/1342 1342 ± 0.000026 6.777 6.463/6.917 6.511 ± 0.8001
14 1342 1342/1342 1342 ± 0.000026 6.873 6.628/7.097 6.659 ± 0.8135
15 1342 1342/1342 1342 ± 0.000026 6.452 6.302/6.702 6.254 ± 0.8023
16 1342 1342/1342 1342 ± 0.00004201 5.706 5.366/5.968 5.538 ± 0.6837
17 1342 1342/1342 1342 ± 0.00003886 5.62 5.378/6.052 5.62 ± 0.5281
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
datacolumn
residual_data
Start time
2024-03-29 05:27:47.879
End
2024-03-29 06:18:47.660
Duration
0:50:59.781
Note, WebLog generation is not included in the time.

CASA logs for stage 7