STARITHM
CHIME detects Fast Radio Burst with DM=105.1 at high northern declination
AI Summary
CHIME/FRB Real-time Search Pipeline detected FRB 1180445839 on 2026-10-05 at 22:09:01.872 UTC with a signal-to-noise ratio of 13.8. The burst exhibits a dispersion measure of 105.1±1.6 pc/cm³, localized to RA=232.35°, Dec=84.98° with ~5.4° positional uncertainty. Observations were conducted in the 400-800 MHz band with dual polarization; no follow-up observations or circulars have been reported to date.
Measurements
| Event ID | 1180445839 |
|---|---|
| Source | CHIME |
| Alert type | FRB |
| Significance | medium |
| Trigger time (UTC) | Mon, 05 Oct 2026 22:09:01 GMT |
| Right ascension (J2000) | 232.3505946° |
| Declination (J2000) | 84.9830585° |
| Dispersion measure | 105.1373138 pc/cm³ |
| SNR | 13.8151636 |
| GCN notices | 1 |
| GCN circulars | 0 |
Notices (1)
CHIME — FRB · Mon, 05 Oct 2026 22:09:01 GMT
AI summary generated Tue, 06 Oct 2026 02:28:19 GMT.