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 5.349 5.289/6.202 5.595 ± 0.733
ea02 1342 1342/1342 1342 ± 0.00004159 5.899 5.365/6.758 5.936 ± 0.9892
ea04 1342 1342/1342 1342 ± 0.00002495 5.338 5.004/6.062 5.397 ± 0.7959
ea05 1342 1342/1342 1342 ± 0.0000187 5.499 5.048/6.362 5.65 ± 0.7802
ea06 1342 1342/1342 1342 ± 0.00002713 4.941 4.635/5.346 4.85 ± 0.6387
ea07 1342 1342/1342 1342 ± 0.00003309 5.934 5.484/6.379 5.901 ± 0.8049
ea08 1342 1342/1342 1342 ± 0.00003259 5.984 5.671/6.889 6.202 ± 0.9094
ea09 1342 1342/1342 1342 ± 0.00003605 5.743 5.135/6.577 5.703 ± 0.8565
ea10 1342 1342/1342 1342 ± 0.00003275 5.935 5.348/6.692 5.924 ± 0.8712
ea11 1342 1342/1342 1342 ± 0.00004195 5.759 5.159/6.523 5.631 ± 0.9442
ea12 1342 1342/1342 1342 ± 0.00003295 5.7 5.316/6.548 5.726 ± 0.9765
ea13 1342 1342/1342 1342 ± 0.00003036 6.022 5.628/6.466 6.026 ± 0.83
ea14 1342 1342/1342 1342 ± 0.00003348 5.527 5.138/6.446 5.662 ± 0.806
ea15 1342 1342/1342 1342 ± 0 5.325 5.123/6.289 5.541 ± 0.9019
ea16 1342 1342/1342 1342 ± 0.0000316 5.863 5.456/6.89 6.026 ± 0.9468
ea17 1342 1342/1342 1342 ± 0.00003545 5.894 5.493/7.016 6 ± 0.9185
ea18 1342 1342/1342 1342 ± 0.00003469 5.072 4.751/5.736 5.124 ± 0.6267
ea19 1342 1342/1342 1342 ± 0.00001914 5.875 5.528/6.852 6.042 ± 0.8407
ea20 1342 1342/1342 1342 ± 0.00003604 5.848 5.569/6.955 6.012 ± 1.023
ea21 1342 1342/1342 1342 ± 0.00002596 5.571 5.369/6.376 5.673 ± 0.7888
ea22 1342 1342/1342 1342 ± 0.00003468 5.384 5.152/6.476 5.697 ± 0.7969
ea23 1342 1342/1342 1342 ± 0.00003698 5.846 5.495/6.642 5.841 ± 0.9258
ea25 1342 1342/1342 1342 ± 0.00003447 5.559 5.219/6.369 5.624 ± 0.7873
ea26 1342 1342/1342 1342 ± 0.00003476 5.909 5.694/6.976 6.095 ± 0.9242
ea27 1342 1342/1342 1342 ± 0.00003408 5.59 5.369/6.543 5.742 ± 0.8073
ea28 1342 1342/1342 1342 ± 0.00004233 5.746 5.419/6.624 5.815 ± 0.9368
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 ± 0.00002361 5.462 5.314/5.77 5.49 ± 0.2855
5 1342 1342/1342 1342 ± 0.0000253 5.337 5.133/5.515 5.334 ± 0.2696
6 1342 1342/1342 1342 ± 0.00002361 5.381 5.164/5.559 5.341 ± 0.2875
7 1342 1342/1342 1342 ± 0.00002361 5.361 5.161/5.542 5.346 ± 0.2739
8 1342 1342/1342 1342 ± 0.00002361 5.365 5.146/5.488 5.301 ± 0.2982
9 1342 1342/1342 1342 ± 0.00002437 5.644 5.427/5.883 5.608 ± 0.2974
10 1342 1342/1342 1342 ± 0.00002361 6.084 5.873/6.255 6.05 ± 0.3342
11 1342 1342/1342 1342 ± 0.00002361 6.387 6.236/6.529 6.326 ± 0.3445
12 1342 1342/1342 1342 ± 0.00002361 6.549 6.375/6.77 6.527 ± 0.3712
13 1342 1342/1342 1342 ± 0.00002361 6.926 6.735/7.121 6.872 ± 0.3983
14 1342 1342/1342 1342 ± 0.00002406 6.838 6.591/7.16 6.813 ± 0.4977
15 1342 1342/1342 1342 ± 0.0000242 6.717 6.455/6.983 6.658 ± 0.4791
16 1342 1342/1342 1342 ± 0.00005891 4.107 3.926/4.372 4.133 ± 0.3164
17 1342 1342/1342 1342 ± 0.00005862 4.038 3.855/4.369 4.122 ± 0.3579
datacolumn
residual_data
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-01 18:56:41.199
End
2024-11-01 19:47:37.699
Duration
0:50:56.500
Note, WebLog generation is not included in the time.

CASA logs for stage 8