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TRITON-1 (NORAD 39427)

TRITON-1 is an amateur radio satellite (NORAD 39427) in a LEO orbit 560 by 685 km above the Earth, circling the planet every 97.2 minutes. Right now it is over latitude 47.1°, longitude -155.6° at an altitude of 644 km.

Live position and ground track (past 45 min, next 100 min)

Where is TRITON-1 now?

Latitude: 47.055°
Longitude: -155.625°
Altitude: 643.6 km
Speed: 7.533 km/s
Footprint radius: 2752 km

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Next passes over your location

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Frequencies and modes

Link	Uplink	Downlink	Mode
Mode 1200bps RC-BPSK CW	—	145.818 MHz	CW
Primary TLM - CW	—	145.815 MHz	CW
Primary TLM - AFSK1k2	—	145.815 MHz	AFSK
Secondary TLM - CW	—	145.86 MHz	CW
Secondary TLM - AFSK1k2	—	145.86 MHz	AFSK
Mode S Beacon	—	2408 MHz	FM

Frequencies are the nominal values from the SatNOGS database and can change. While the satellite is above your horizon the table shows the Doppler-corrected frequencies. For how to use them, read working amateur radio satellites.

Orbit and identity

39427NORAD catalog number

2013-066MInternational designator

Amateur radioCategory

LEOOrbit class

97.15 minOrbital period

560 × 685 kmPerigee × apogee altitude

97.82°Inclination

0.008963Eccentricity

14.8219Revolutions per day

2013Launch year

In orbitStatus (SatNOGS)

NoneOperator

Orbital elements epoch: 2026-10-30T16:09:36 UTC (5 hours ago). Positions drift from reality as the elements age; fresh elements are fetched automatically.

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Positions are computed from public orbital elements (CelesTrak / US Space Force 18th SDS) with the SGP4 model and are accurate to a few kilometres; amateur radio data from the SatNOGS DB (CC BY-SA). Not for navigation or safety-critical use. Method and limits · Radio coverage map · Live HF propagation data