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PHASE 3B (AO-10) (NORAD 14129)

PHASE 3B (AO-10) is an amateur radio satellite (NORAD 14129) in a HEO orbit 4141 by 35307 km above the Earth, circling the planet every 699.5 minutes. Right now it is over latitude 2.7°, longitude -135.6° at an altitude of 27158 km.

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

Where is PHASE 3B (AO-10) now?

Latitude: 2.673°
Longitude: -135.587°
Altitude: 27157.8 km
Speed: 2.916 km/s
Footprint radius: 8798 km

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Frequencies and modes

Link	Uplink	Downlink	Mode
Engineering Beacon	—	145.987 MHz	CW
Beacon (unmodulated carrier)	—	145.81 MHz	CW

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

14129NORAD catalog number

1983-058BInternational designator

Amateur radioCategory

HEOOrbit class

699.47 minOrbital period

4141 × 35307 kmPerigee × apogee altitude

25.99°Inclination

0.596997Eccentricity

2.0587Revolutions per day

1983Launch year

In orbitStatus (SatNOGS)

NoneOperator

Orbital elements epoch: 2026-10-28T20:56:06 UTC (2 days 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