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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.782 5.223/6.04 5.648 ± 0.5753
ea02 1342 1342/1342 1342 ± 0.00002398 6.192 5.35/6.633 6.069 ± 0.8214
ea04 1342 1342/1342 1342 ± 0.00003586 5.37 5.048/6.074 5.496 ± 0.6273
ea05 1342 1342/1342 1342 ± 0.00001894 5.906 5.35/6.545 5.846 ± 0.8519
ea06 1342 1342/1342 1342 ± 0.00002555 5.128 4.637/5.362 4.98 ± 0.4608
ea07 1342 1342/1342 1342 ± 0.00001967 6.062 5.37/6.686 5.96 ± 0.7003
ea08 1342 1342/1342 1342 ± 0.00002068 6.624 5.622/6.869 6.355 ± 0.8006
ea09 1342 1342/1342 1342 ± 0.00003111 5.561 5.143/6.352 5.665 ± 0.8278
ea10 1342 1342/1342 1342 ± 0.00002102 6.13 5.125/6.423 5.828 ± 0.7166
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002418 5.882 5.299/6.469 5.824 ± 0.6989
ea13 1342 1342/1342 1342 ± 0.00001979 6.288 5.758/6.86 6.089 ± 0.8087
ea14 1342 1342/1342 1342 ± 0.00002271 6.13 5.401/7.025 6.092 ± 0.8691
ea15 1342 1342/1342 1342 ± 0.00002725 5.796 5.171/6.449 5.74 ± 0.7739
ea16 1342 1342/1342 1342 ± 0.0000225 5.872 5.533/6.658 6.023 ± 0.9172
ea17 1342 1342/1342 1342 ± 0.00002166 6.004 5.475/6.76 6.127 ± 0.7368
ea18 1342 1342/1342 1342 ± 0.00001787 5.163 4.816/5.642 5.185 ± 0.4776
ea19 1342 1342/1342 1342 ± 0.00001554 6.142 5.53/6.938 6.138 ± 0.925
ea20 1342 1342/1342 1342 ± 0.00002296 6.332 5.742/6.722 6.16 ± 0.7168
ea21 1342 1342/1342 1342 ± 0.00002024 5.621 5.332/6.374 5.838 ± 0.7913
ea22 1342 1342/1342 1342 ± 0.00002777 5.408 5.127/6.394 5.716 ± 0.8232
ea23 1342 1342/1342 1342 ± 0.00001949 6.154 5.458/7.075 6.146 ± 0.8309
ea25 1342 1342/1342 1342 ± 0.00001954 6.035 5.196/6.317 5.773 ± 0.6388
ea27 1342 1342/1342 1342 ± 0.00002155 5.535 5.183/6.362 5.722 ± 0.6619
ea28 1342 1342/1342 1342 ± 0.00002324 6.038 5.425/6.609 6.042 ± 0.7317
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 ± 0.00002472 5.396 5.156/5.58 5.363 ± 0.2699
5 1342 1342/1342 1342 ± 0.00004249 5.26 4.955/5.372 5.205 ± 0.2534
6 1342 1342/1342 1342 ± 0.00002472 5.33 5.173/5.488 5.303 ± 0.2664
7 1342 1342/1342 1342 ± 0.00002472 5.328 5.164/5.477 5.317 ± 0.2378
8 1342 1342/1342 1342 ± 0.00002472 5.344 5.107/5.525 5.301 ± 0.2658
9 1342 1342/1342 1342 ± 0.00002472 5.616 5.41/5.841 5.593 ± 0.3205
10 1342 1342/1342 1342 ± 0.00002472 6.051 5.886/6.145 5.994 ± 0.2988
11 1342 1342/1342 1342 ± 0.00002472 6.289 6.147/6.418 6.268 ± 0.3052
12 1342 1342/1342 1342 ± 0.00002472 6.459 6.321/6.62 6.44 ± 0.323
13 1342 1342/1342 1342 ± 0.00002513 6.676 6.374/6.918 6.64 ± 0.4315
14 1342 1342/1342 1342 ± 0.0000253 6.866 6.453/7.184 6.781 ± 0.4918
15 1342 1342/1342 1342 ± 0.00003109 6.828 6.645/7.129 6.821 ± 0.4281
16 1342 1342/1342 1342 ± 0.00005206 3.763 3.623/3.902 3.767 ± 0.2224
17 1342 1342/1342 1342 ± 0.00005055 3.803 3.598/4.038 3.842 ± 0.5661
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-02 06:29:49.996
End
2024-11-02 07:20:59.894
Duration
0:51:09.898
Note, WebLog generation is not included in the time.

CASA logs for stage 8