STARLINK-4621, 53676
Orbit data source: Space-Track
STARLINK-4621, 53676 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Wed, 31 Aug 2022 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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53676 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
300 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-4621
1 53676U 22105AE 26171.17180185 -.00001253 00000-0 -82899-4 0 9998
2 53676 97.3397 50.0674 0002117 81.3509 278.7958 15.05658070208650Epoch: 2026-06-20T04:07Z
TLE epoch observation values (Epoch: 2026-06-20T04:07:23.679Z)
Latitude
-0.00007°
Longitude
79.8285°
Altitude
552.335 km
Speed
7.586 km/s
True Right ascension
03h 20m 16s
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
21:36:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
547.935 km
Perigee altitude
545.003 km
Semi-major axis
6,924.606 km
Eccentricity
0.00021
Inclination
97.3397°
RAAN
50.0674°
Arg. of periapsis
81.3509°
True anomaly
278.77183°
Mean anomaly
278.7958°
Eccentric anomaly
278.78381°
Mean motion
3.76661 °/min
Orbital period
95.58 mins
BSTAR
-0.000082899
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Other satellites on launch #105 in the year 2022 (2022-08-31 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-4621 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-06-22 15:16:54.286Z | 122.575° SE | 2026-06-22 15:19:54.286Z | 61.437° ENE | 23.912° | 2026-06-22 15:21:54.286Z | 22.424° NNE |
| 4 mins | 2026-06-22 16:52:54.286Z | 237.754° WSW | 2026-06-22 16:53:54.286Z | 257.47° W | 18.968° | 2026-06-22 16:56:54.286Z | 311.416° NW |
| 6 mins | 2026-06-23 04:28:54.286Z | 32.823° NE | 2026-06-23 04:30:54.286Z | 84.278° E | 36.568° | 2026-06-23 04:34:54.286Z | 174.82° S |
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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