CTBTO 2026Evidence & methods

Spatial consistency

Hydrophone arrayH01W · H01W1, H01W2, H01W3
UTC support2026-06-22 07:47:51.835939000Z → 2026-06-22 08:47:53.111963000Z
Response standingFull complex · 17 outer windows

Spatial products

Open full phase and GCC-PHAT curves →
102540638010089.284.379.574.669.8Frequency (Hz)Spectral RL (dB)
H01W1H01W2H01W3

Selected frequency

H01W1 median autospectral level78.1 dB re 1 µPa²/Hz
H01W2 median autospectral level78.8 dB re 1 µPa²/Hz
H01W3 median autospectral level79.1 dB re 1 µPa²/Hz
H01W1->H01W2 median coherence0.028 · phase QC withheld
H01W1->H01W3 median coherence0.031 · phase QC withheld
H01W2->H01W3 median coherence0.041 · phase QC withheld
Median coherent-energy fraction0.481
Median absolute triplet closure residual0.691 rad
Identity and QC
Recording interval identity
substation-observation-span-1eaecb138828c1bc789634c1
Receipt
analysis/waveform-ais-arrival-first-products/v2/full-active-representation-completion-v1/spatial-receipts/substation-observation-span-1eaecb138828c1bc789634c1.json
Pair estimates
51
Matrix-valid cells
52,921
Phase-admitted cells
749
Context & definitions

Spatial consistency

63 full-complex hydrophone array intervals and 16 H03 magnitude-only intervals. H03 omits phase, closure, and lag because its inter-hydrophone timing reference is not established.