CHIME detects FRB 1170068920 with high significance at 74.6°N declination
AI Summary
The CHIME/FRB Real-time Search Pipeline detected a fast radio burst (FRB) on 2026-07-11 at 03:37:10.697 UTC with high importance score (0.9999). The burst exhibits a dispersion measure of 197.74 pc/cm³ (error: 0.40), signal-to-noise ratio of 13.38, and was observed across the 400-800 MHz band with 2 polarizations. The source is localized to RA 225.22°, Dec 74.64° with ~1.79° positional uncertainty; no follow-up observations or human-written circulars have been reported yet.
Measurements
| Event ID | 1170068920 |
|---|---|
| Source | CHIME |
| Alert type | FRB |
| Significance | medium |
| Trigger time (UTC) | Sat, 11 Jul 2026 03:37:10 GMT |
| Right ascension (J2000) | 225.2219143° |
| Declination (J2000) | 74.6389173° |
| Dispersion measure | 197.7390137 pc/cm³ |
| SNR | 13.3833618 |
| GCN notices | 1 |
| GCN circulars | 0 |
Notices (1)
CHIME — FRB · Sat, 11 Jul 2026 03:37:10 GMT
AI summary generated Sat, 18 Jul 2026 09:56:08 GMT.