STARLINK-5277, 55269
Orbit data source: Space-Track
STARLINK-5277, 55269 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 19 Jan 2023 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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55269 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-5277
1 55269U 23010A 26171.36495079 -.00000111 00000-0 -14904-5 0 9991
2 55269 69.9994 145.6559 0003960 264.3141 95.7567 14.98330897188445Epoch: 2026-06-20T08:45Z
TLE epoch observation values (Epoch: 2026-06-20T08:45:31.748Z)
Latitude
0.00003°
Longitude
105.693°
Altitude
574.754 km
Speed
7.574 km/s
True Right ascension
09h 42m 37s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
21:31:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.753 km
Perigee altitude
567.25 km
Semi-major axis
6,948.138 km
Eccentricity
0.0004
Inclination
69.9994°
RAAN
145.6559°
Arg. of periapsis
264.3141°
True anomaly
95.80185°
Mean anomaly
95.7567°
Eccentric anomaly
95.77927°
Mean motion
3.74749 °/min
Orbital period
96.06 mins
BSTAR
-0.0000014904
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Other satellites on launch #10 in the year 2023 (2023-01-19 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STARLINK-5277 Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-22 23:23:06.571Z | 206.656° SW | 2026-06-22 23:26:06.571Z | 243.034° WSW | 44.448° | 2026-06-22 23:30:06.571Z | 22.62° NE |
| 4 mins | 2026-06-23 07:49:06.571Z | 32.155° NE | 2026-06-23 07:50:06.571Z | 50.615° ENE | 18.159° | 2026-06-23 07:53:06.571Z | 98.94° ESE |
| 6 mins | 2026-06-23 09:26:06.571Z | 310.404° NW | 2026-06-23 09:29:06.571Z | 238.687° WSW | 30.745° | 2026-06-23 09:32:06.571Z | 186.888° SSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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