GLOBALSTAR M043
NORAD 25874
Payload
MEO
1999-041C
● Active
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MEO · NORAD 25874
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Altitude (km)
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Speed (km/s)
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Latitude
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Longitude
🛰️ Orbital Parameters
Perigee
2020 km
Apogee
2043 km
Inclination
51.9°
Period
127.9 min
Mean Motion
11.25699678 rev/day
TLE Epoch
2026-06-19 17:00:00 UTC
📐 Computed Orbital Characteristics
Avg. Altitude2,032 km
Orbital Velocity24,795 km/h
Velocity6.89 km/s
Orbital Period2 hours 8 minutes
Orbits / Day11.26
Eccentricity0.0014
Semi-Major Axis8,403 km
Est. Orbital LifetimeEffectively permanent — above atmospheric drag
🚀 Launch & Identity
Country / Operator
Globalstar (Globalstar)
Launch Date
1999-07-25
Launch Site
Cape Canaveral, Florida
Int'l Designator
1999-041C
Object Type
Payload
RCS Size
Large (>1 m²)
📖 About This Object
GLOBALSTAR M043 is an active satellite operated by Globalstar (Globalstar), launched on 1999-07-25 from Cape Canaveral, Florida. With over 27 years in orbit, it has far exceeded many satellites’ design lifetimes. It orbits in Medium Earth Orbit (MEO) at altitudes between 2,020 km and 2,043 km with an inclination of 51.9°. It travels at approximately 24,795 km/h (6.89 km/s), completing one full orbit every 2 hours 8 minutes — that’s roughly 11.26 orbits per day. Orbital Radar tracks GLOBALSTAR M043 in real time using the latest two-line element set (TLE) data, providing live position, altitude, speed and orbital path updated continuously.
🌍 Orbit Context
GLOBALSTAR M043 orbits at an average altitude of 2,032 km in Medium Earth Orbit, the region between LEO and GEO (2,000–35,786 km). MEO’s higher altitude gives each satellite a much larger ground footprint than LEO, meaning fewer spacecraft are needed for global coverage — but signal latency is higher and radiation from the Van Allen belts is a significant design constraint. Within ±50 km of GLOBALSTAR M043’s average altitude, there are currently 8 active payloads and 26 tracked debris or rocket body fragments. This is a relatively sparse altitude band, containing less than 1% of all active satellites. With an inclination of 51.9°, GLOBALSTAR M043 passes over latitudes between 51.9°N and 51.9°S, covering most populated land masses in both hemispheres. This mid-inclination band balances global coverage with efficient launch energy requirements. Globalstar operates approximately 84 active satellites in total, of which 6 share a similar altitude band with GLOBALSTAR M043.
🔗 Globalstar Constellation
This satellite is part of the Globalstar constellation, a LEO mobile satellite communications system providing voice, data and IoT services. The second-generation constellation operates 24 satellites at approximately 1,414 km altitude with a 52° inclination. Globalstar also provides the backbone for Apple's Emergency SOS via satellite feature on iPhones.
❓ Frequently Asked Questions
GLOBALSTAR M043 orbits in Medium Earth Orbit (MEO) at altitudes between 2,020 km (perigee) and 2,043 km (apogee), with an average altitude of approximately 2,032 km. It completes one orbit every 2 hours 8 minutes, travelling at approximately 24,795 km/h (15,407 mph).
GLOBALSTAR M043 is operated by Globalstar (Globalstar). It is catalogued by the U.S. Space Surveillance Network under NORAD ID 25874. You can track GLOBALSTAR M043 in real time on Orbital Radar’s live tracker or browse all operators in the operator directory.
GLOBALSTAR M043 was launched on 1999-07-25 from Cape Canaveral, Florida, one of the busiest launch facilities in the world, operated by NASA and the U.S. Space Force on Florida’s Atlantic coast. View the full satellite launch log.
Yes — Orbital Radar tracks GLOBALSTAR M043 (NORAD ID 25874) using the latest TLE (two-line element set) data from Space-Track and CelesTrak. Open the live tracker to see its current position, altitude, speed and orbital path updated in real time. You can also browse the satellite directory to find other tracked objects.
GLOBALSTAR M043 travels at approximately 24,795 km/h (15,407 mph) — roughly 6.89 km/s. It completes 11.26 orbits per day, meaning the crew or instruments aboard (if any) would experience approximately 23 sunrises and sunsets every 24 hours.