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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.392 5.204/6.076 5.609 ± 0.5836
ea02 1342 1342/1342 1342 ± 0.00004784 5.867 5.348/6.595 5.881 ± 0.7559
ea04 1342 1342/1342 1342 ± 0.000005584 5.095 4.896/5.784 5.326 ± 0.5983
ea05 1342 1342/1342 1342 ± 0.000005949 5.541 5.051/6.171 5.687 ± 0.7021
ea06 1342 1342/1342 1342 ± 0.0000014 4.882 4.732/5.387 5.03 ± 0.4724
ea07 1342 1342/1342 1342 ± 0.00003847 5.74 5.28/6.131 5.704 ± 0.7425
ea08 1342 1342/1342 1342 ± 0.00003563 5.939 5.458/6.701 6.071 ± 0.777
ea09 1342 1342/1342 1342 ± 0.00002705 5.632 4.995/6.195 5.649 ± 0.681
ea10 1342 1342/1342 1342 ± 0.00003937 5.459 5.077/6.319 5.593 ± 0.7229
ea11 1342 1342/1342 1342 ± 0.00002895 5.621 5.083/6.264 5.65 ± 0.7573
ea12 1342 1342/1342 1342 ± 0 5.746 5.274/6.395 5.79 ± 0.701
ea13 1342 1342/1342 1342 ± 0.00001262 5.75 5.525/6.264 5.891 ± 0.6134
ea14 1342 1342/1342 1342 ± 0.00003023 5.637 5.269/6.488 5.804 ± 0.7619
ea15 1342 1342/1342 1342 ± 0.000001401 5.352 5.101/6.179 5.582 ± 0.7251
ea16 1342 1342/1342 1342 ± 0.00002515 5.74 5.352/6.562 5.876 ± 0.7827
ea17 1342 1342/1342 1342 ± 0.00003569 5.772 5.465/6.842 5.959 ± 0.7801
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.00001303 5.907 5.497/6.524 5.99 ± 0.7703
ea20 1342 1342/1342 1342 ± 0 5.784 5.44/6.612 5.985 ± 0.8192
ea21 1342 1342/1342 1342 ± 0.00001118 5.523 5.311/6.258 5.746 ± 0.6731
ea22 1342 1342/1342 1342 ± 0.00003125 5.398 5.122/6.402 5.684 ± 0.7105
ea23 1342 1342/1342 1342 ± 0.00003019 5.767 5.367/6.472 5.884 ± 0.7606
ea25 1342 1342/1342 1342 ± 0.00003367 5.471 5.197/6.204 5.651 ± 0.6734
ea26 1342 1342/1342 1342 ± 0.00001025 5.632 5.513/6.402 5.862 ± 0.6483
ea27 1342 1342/1342 1342 ± 0.00003614 5.421 5.296/6.333 5.666 ± 0.6742
ea28 1342 1342/1342 1342 ± 0.00004268 5.749 5.294/6.489 5.759 ± 0.8179
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 ± 0.00002406 5.519 5.36/5.753 5.538 ± 0.2518
5 1342 1342/1342 1342 ± 0.00002492 5.222 4.991/5.377 5.214 ± 0.2584
6 1342 1342/1342 1342 ± 0.00002406 5.314 5.183/5.441 5.31 ± 0.2353
7 1342 1342/1342 1342 ± 0.00002406 5.308 5.137/5.467 5.287 ± 0.2068
8 1342 1342/1342 1342 ± 0.00002406 5.295 5.087/5.393 5.244 ± 0.2442
9 1342 1342/1342 1342 ± 0.00002406 5.585 5.394/5.737 5.523 ± 0.2693
10 1342 1342/1342 1342 ± 0.00002406 6.003 5.891/6.067 5.971 ± 0.2449
11 1342 1342/1342 1342 ± 0.00002406 6.244 6.143/6.317 6.203 ± 0.2602
12 1342 1342/1342 1342 ± 0.00002406 6.415 6.258/6.57 6.39 ± 0.3023
13 1342 1342/1342 1342 ± 0.00002406 6.82 6.695/6.958 6.779 ± 0.3066
14 1342 1342/1342 1342 ± 0.00002406 6.953 6.755/7.117 6.901 ± 0.3315
15 1342 1342/1342 1342 ± 0.00002449 6.376 6.181/6.576 6.333 ± 0.3768
16 1342 1342/1342 1342 ± 0.00006042 4.615 4.447/4.768 4.608 ± 0.215
17 1342 1342/1342 1342 ± 0.00006036 4.62 4.5/4.801 4.649 ± 0.1918
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-12 23:39:23.889
End
2024-12-13 00:21:42.676
Duration
0:42:18.786
Note, WebLog generation is not included in the time.

CASA logs for stage 8