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STARLINK-5140

NORAD 56147 Payload LEO 2023-046BH ● Active
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Altitude (km)
Speed (km/s)
Latitude
Longitude
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🛰️ Orbital Parameters
Perigee
295 km
Apogee
298 km
Inclination
43.0°
Period
90.4 min
Mean Motion
15.99699682 rev/day
TLE Epoch
2026-06-19 19:00:00 UTC
📐 Computed Orbital Characteristics
Avg. Altitude297 km
Orbital Velocity27,835 km/h
Velocity7.73 km/s
Orbital Period90 minutes
Orbits / Day16.00
Eccentricity0.0002
Semi-Major Axis6,668 km
Est. Orbital LifetimeWeeks to months
🚀 Launch & Identity
Country / Operator
🇺🇸 SpaceX (United States)
Launch Date
2023-03-29
Launch Site
Cape Canaveral, Florida
Int'l Designator
2023-046BH
Object Type
Payload
RCS Size
Large (>1 m²)
🔗 Constellation / Groups
starlink
📖 About This Object
STARLINK-5140 is an active satellite operated by SpaceX (United States), launched on 2023-03-29 from Cape Canaveral, Florida. It orbits in Low Earth Orbit (LEO) at altitudes between 295 km and 298 km with an inclination of 43.0°. It travels at approximately 27,835 km/h (7.73 km/s), completing one full orbit every 90 minutes — that’s roughly 16.00 orbits per day. Its near-circular orbit (eccentricity close to zero) means it maintains a very consistent altitude throughout each revolution. It is part of the Starlink constellation group. At its current altitude, the estimated orbital lifetime before atmospheric re-entry is weeks to months. Orbital Radar tracks STARLINK-5140 in real time using the latest two-line element set (TLE) data, providing live position, altitude, speed and orbital path updated continuously.
🌍 Orbit Context
STARLINK-5140 orbits at an average altitude of 297 km in the lower reaches of Low Earth Orbit, where atmospheric drag is significant and orbital lifetimes are measured in months to a few years. This is the busiest corridor in space — home to crewed spacecraft, rapid-revisit imaging satellites and the densest part of the Starlink constellation. Within ±50 km of STARLINK-5140’s average altitude, there are currently 356 active payloads and 12 tracked debris or rocket body fragments — notable neighbours include STARLINK-1067, STARLINK-1068, STARLINK-1171. With an inclination of 43.0°, STARLINK-5140 passes over latitudes between 43.0°N and 43.0°S, covering the tropical and temperate zones where most of the world’s population resides. Low-to-mid inclination orbits are efficient to reach from equatorial and mid-latitude launch sites. United States operates approximately 12,339 active satellites in total, of which 312 share a similar altitude band with STARLINK-5140.
🔗 Starlink Constellation

This satellite is part of SpaceX's Starlink mega-constellation, the largest satellite constellation ever deployed. Starlink provides low-latency broadband internet to users in 70+ countries using thousands of satellites in low Earth orbit at altitudes between 540–570 km. Each satellite weighs approximately 260–300 kg (v1.5/v2 Mini) and uses krypton-ion thrusters for station-keeping and end-of-life deorbiting. The constellation is designed for autonomous collision avoidance manoeuvring. As of 2026, approximately 9,850 Starlink satellites are operational, with SpaceX targeting 12,000 in the initial shell and up to 42,000 approved.

❓ Frequently Asked Questions
STARLINK-5140 orbits in Low Earth Orbit (LEO) at altitudes between 295 km (perigee) and 298 km (apogee), with an average altitude of approximately 297 km. It completes one orbit every 90 minutes, travelling at approximately 27,835 km/h (17,296 mph).
STARLINK-5140 is operated by SpaceX (United States). It is catalogued by the U.S. Space Surveillance Network under NORAD ID 56147. You can track STARLINK-5140 in real time on Orbital Radar’s live tracker or browse all operators in the operator directory.
STARLINK-5140 was launched on 2023-03-29 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. At its current altitude, the estimated remaining orbital lifetime is: weeks to months. View the full satellite launch log.
Yes — Orbital Radar tracks STARLINK-5140 (NORAD ID 56147) 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.
STARLINK-5140 travels at approximately 27,835 km/h (17,296 mph) — roughly 7.73 km/s. It completes 16.00 orbits per day, meaning the crew or instruments aboard (if any) would experience approximately 32 sunrises and sunsets every 24 hours.
STARLINK-5140 is a member of the Starlink constellation. Satellites in this group work together to provide coordinated coverage, typically in similar orbital planes at comparable altitudes. You can view all Starlink satellites on Orbital Radar’s live tracker.