STARLINK-3445, 51717
Orbit data source: Space-Track
STARLINK-3445, 51717 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 21 Feb 2022 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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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51717 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
297 kg wet, ~275 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-3445
1 51717U 22016D 26171.41668980 .00012991 00000-0 67209-3 0 9990
2 51717 53.1588 227.8133 0000852 36.2979 8.4912 15.16572333 5724Epoch: 2026-06-20T10:00Z
TLE epoch observation values (Epoch: 2026-06-20T10:00:01.998Z)
Latitude
34.43107°
Longitude
-160.1114°
Altitude
518.101 km
Speed
7.609 km/s
True Right ascension
17h 14m 06s
True Declination
34° 15' 55"
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
21:32:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
517.052 km
Perigee altitude
515.877 km
Semi-major axis
6,894.601 km
Eccentricity
0.00009
Inclination
53.1588°
RAAN
227.8133°
Arg. of periapsis
36.2979°
True anomaly
8.49264°
Mean anomaly
8.4912°
Eccentric anomaly
8.49192°
Mean motion
3.79122 °/min
Orbital period
94.96 mins
BSTAR
0.00067209
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Other satellites on launch #16 in the year 2022 (2022-02-21 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-3445 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 11:16:34.483Z | 336.313° NNW | 2026-06-22 11:19:34.483Z | 30.452° NE | 19.107° | 2026-06-22 11:21:34.483Z | 65.496° ENE |
| 6 mins | 2026-06-22 12:55:34.483Z | 308.557° NW | 2026-06-22 12:58:34.483Z | 171.33° S | 44.74° | 2026-06-22 13:01:34.483Z | 133.402° SE |
| 6 mins | 2026-06-23 06:00:34.483Z | 240.587° WSW | 2026-06-23 06:03:34.483Z | 348.723° N | 42.517° | 2026-06-23 06:06:34.483Z | 44.532° NE |
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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