CHIME detects high-significance FRB 1163665423 with strong DM measurement

AI Summary

The CHIME/FRB real-time pipeline flagged an FRB on May 20, 2026 at 03:07:38 UTC with a dispersion measure of 1008.914±0.404 pc/cm^3 and a signal-to-noise ratio of 32.23, indicating a highly significant astrophysical transient event.

Measurements

Event ID1163665423
SourceCHIME
Alert typeFRB
Significancehigh
Trigger time (UTC)Wed, 20 May 2026 03:07:38 GMT
Right ascension (J2000)164.7487341°
Declination (J2000)30.2248826°
Dispersion measure1008.9138184 pc/cm³
SNR32.2304344
GCN notices1
GCN circulars0

Notices (1)

CHIME — FRB · Wed, 20 May 2026 03:07:38 GMT

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AI summary generated Fri, 14 Aug 2026 16:52:56 GMT.