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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.35 5.275/6.159 5.542 ± 0.7952
ea02 1342 1342/1342 1342 ± 0.00004073 5.928 5.386/6.706 5.92 ± 0.9437
ea04 1342 1342/1342 1342 ± 0.00002052 5.328 5.067/6.138 5.449 ± 0.7789
ea05 1342 1342/1342 1342 ± 0.00002892 5.494 5.067/6.29 5.671 ± 0.7736
ea06 1342 1342/1342 1342 ± 0.00002989 4.966 4.739/5.323 4.883 ± 0.5501
ea07 1342 1342/1342 1342 ± 0.00003862 5.929 5.417/6.394 5.893 ± 0.8575
ea08 1342 1342/1342 1342 ± 0.0000395 6.108 5.61/6.862 6.13 ± 0.9782
ea09 1342 1342/1342 1342 ± 0.00003001 5.557 5.223/6.576 5.711 ± 0.8417
ea10 1342 1342/1342 1342 ± 0.00004078 5.962 5.34/6.78 5.862 ± 0.9704
ea11 1342 1342/1342 1342 ± 0.00004189 5.823 5.194/6.558 5.72 ± 0.9172
ea12 1342 1342/1342 1342 ± 0.00003705 5.748 5.415/6.62 5.846 ± 0.9152
ea13 1342 1342/1342 1342 ± 0.00001683 5.895 5.752/6.43 6.011 ± 0.7515
ea14 1342 1342/1342 1342 ± 0.00004022 5.643 5.194/6.468 5.728 ± 0.8353
ea15 1342 1342/1342 1342 ± 0.00001308 5.386 5.143/6.317 5.6 ± 0.9071
ea16 1342 1342/1342 1342 ± 0.0000389 5.964 5.551/6.89 6.076 ± 0.9654
ea17 1342 1342/1342 1342 ± 0.00004085 5.924 5.489/7.039 5.948 ± 0.9595
ea18 1342 1342/1342 1342 ± 0.00004302 5.036 4.71/5.744 5.075 ± 0.673
ea19 1342 1342/1342 1342 ± 0.00001803 5.809 5.56/6.845 6.057 ± 0.8368
ea20 1342 1342/1342 1342 ± 0.00004138 5.911 5.772/7.042 6.109 ± 0.9782
ea21 1342 1342/1342 1342 ± 0.00003725 5.605 5.34/6.386 5.71 ± 0.7861
ea22 1342 1342/1342 1342 ± 0.0000419 5.396 5.06/6.445 5.626 ± 0.8596
ea23 1342 1342/1342 1342 ± 0.00004127 5.868 5.499/6.604 5.873 ± 0.9637
ea25 1342 1342/1342 1342 ± 0.00004108 5.563 5.236/6.335 5.6 ± 0.8211
ea26 1342 1342/1342 1342 ± 0.00003418 5.875 5.684/6.959 6.094 ± 0.9207
ea27 1342 1342/1342 1342 ± 0.0000378 5.586 5.183/6.614 5.718 ± 0.8377
ea28 1342 1342/1342 1342 ± 0.00004221 5.723 5.407/6.627 5.822 ± 0.9523
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 ± 0.00002351 5.424 5.257/5.728 5.456 ± 0.276
5 1342 1342/1342 1342 ± 0.00002371 5.385 5.211/5.616 5.399 ± 0.3404
6 1342 1342/1342 1342 ± 0.00002351 5.391 5.193/5.56 5.352 ± 0.2852
7 1342 1342/1342 1342 ± 0.00002351 5.394 5.266/5.574 5.398 ± 0.2682
8 1342 1342/1342 1342 ± 0.00002351 5.398 5.174/5.547 5.345 ± 0.2895
9 1342 1342/1342 1342 ± 0.00002351 5.65 5.449/5.927 5.636 ± 0.3286
10 1342 1342/1342 1342 ± 0.00002351 6.088 5.889/6.273 6.056 ± 0.3227
11 1342 1342/1342 1342 ± 0.00002351 6.383 6.253/6.511 6.326 ± 0.3438
12 1342 1342/1342 1342 ± 0.00002351 6.573 6.388/6.769 6.523 ± 0.3744
13 1342 1342/1342 1342 ± 0.00002351 6.95 6.732/7.105 6.903 ± 0.4017
14 1342 1342/1342 1342 ± 0.00002351 6.99 6.826/7.247 6.953 ± 0.4898
15 1342 1342/1342 1342 ± 0.00002394 6.735 6.519/6.973 6.673 ± 0.4555
16 1342 1342/1342 1342 ± 0.00005332 4.144 3.98/4.323 4.161 ± 0.2501
17 1342 1342/1342 1342 ± 0.00005354 4.13 3.964/4.44 4.209 ± 0.3394
output_dir
 
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-01 16:51:35.009
End
2024-11-01 17:50:12.499
Duration
0:58:37.490
Note, WebLog generation is not included in the time.

CASA logs for stage 8