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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.52 5.35/6.078 5.739 ± 0.5247
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000004688 5.567 5.208/6.099 5.698 ± 0.5394
ea05 1342 1342/1342 1342 ± 0 5.754 5.37/6.297 5.853 ± 0.5605
ea06 1342 1342/1342 1342 ± 0 5.091 4.894/5.469 5.18 ± 0.3715
ea07 1342 1342/1342 1342 ± 0 5.935 5.519/6.289 6.027 ± 0.5517
ea08 1342 1342/1342 1342 ± 0 5.976 5.56/6.731 6.104 ± 0.6599
ea09 1342 1342/1342 1342 ± 0 5.764 5.246/6.404 5.814 ± 0.6066
ea10 1342 1342/1342 1342 ± 0.000004077 5.788 5.306/6.628 5.915 ± 0.6734
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.911 5.47/6.465 6.045 ± 0.6224
ea13 1342 1342/1342 1342 ± 0 6.132 5.77/6.35 6.13 ± 0.4802
ea14 1342 1342/1342 1342 ± 0 5.978 5.328/6.385 5.846 ± 0.6421
ea15 1342 1342/1342 1342 ± 0 5.632 5.163/6.224 5.741 ± 0.6623
ea16 1342 1342/1342 1342 ± 0 6.189 5.738/6.74 6.296 ± 0.6998
ea17 1342 1342/1342 1342 ± 0.00000896 6.092 5.668/6.729 6.151 ± 0.6214
ea18 1342 1342/1342 1342 ± 0 5.112 4.838/5.563 5.198 ± 0.5156
ea19 1342 1342/1342 1342 ± 0 6.149 5.603/6.709 6.15 ± 0.5937
ea20 1342 1342/1342 1342 ± 0 6.381 5.843/6.848 6.295 ± 0.6532
ea21 1342 1342/1342 1342 ± 0 5.612 5.395/6.243 5.802 ± 0.5185
ea22 1342 1342/1342 1342 ± 0 5.713 5.257/6.355 5.823 ± 0.631
ea23 1342 1342/1342 1342 ± 0 6.032 5.56/6.618 6.133 ± 0.652
ea25 1342 1342/1342 1342 ± 0.000003365 5.63 5.258/6.147 5.716 ± 0.5645
ea26 1342 1342/1342 1342 ± 0 6.005 5.685/6.673 6.161 ± 0.6351
ea27 1342 1342/1342 1342 ± 0.00003766 5.626 5.374/6.38 5.784 ± 0.5853
ea28 1342 1342/1342 1342 ± 0.00000286 5.643 5.399/6.434 5.845 ± 0.6246
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 ± 0.00002451 5.493 5.283/5.682 5.481 ± 0.2505
3 1342 1342/1342 1342 ± 0.00002753 5.037 4.876/5.324 5.09 ± 0.2814
4 1342 1342/1342 1342 ± 0.00002471 5.223 5.074/5.455 5.24 ± 0.3229
5 1342 1342/1342 1342 ± 0.00002494 5.438 5.213/5.58 5.411 ± 0.3089
6 1342 1342/1342 1342 ± 0.00002452 5.379 5.192/5.525 5.366 ± 0.2777
7 1342 1342/1342 1342 ± 0.00002451 5.418 5.293/5.568 5.424 ± 0.2515
8 1342 1342/1342 1342 ± 0.00002451 5.404 5.165/5.567 5.368 ± 0.2778
9 1342 1342/1342 1342 ± 0.00002451 5.616 5.489/5.937 5.639 ± 0.3102
10 1342 1342/1342 1342 ± 0.00002451 6.083 5.911/6.268 6.054 ± 0.3056
11 1342 1342/1342 1342 ± 0.00002451 6.321 6.193/6.524 6.277 ± 0.3258
12 1342 1342/1342 1342 ± 0.00002451 6.442 6.218/6.632 6.415 ± 0.3471
13 1342 1342/1342 1342 ± 0.00002451 6.837 6.701/7.117 6.842 ± 0.3649
14 1342 1342/1342 1342 ± 0.00002451 6.979 6.808/7.288 6.986 ± 0.3933
15 1342 1342/1342 1342 ± 0.00002451 6.676 6.451/6.852 6.593 ± 0.3807
16 1342 1342/1342 1342 ± 0.0000332 6.004 5.808/6.307 6.004 ± 0.3295
17 1342 1342/1342 1342 ± 0.00003222 5.943 5.799/6.19 5.959 ± 0.3097
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 06:22:28.603
End
2024-05-01 07:14:28.419
Duration
0:51:59.816
Note, WebLog generation is not included in the time.

CASA logs for stage 7