STARLINK-3450, 51734
Orbit data source: Space-Track
STARLINK-3450, 51734 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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51734 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-3450
1 51734U 22016W 26171.39047779 .00000227 00000-0 32364-4 0 9997
2 51734 53.1592 217.9640 0001269 87.9089 272.2048 15.08834127239069Epoch: 2026-06-20T09:22Z
TLE epoch observation values (Epoch: 2026-06-20T09:22:17.281Z)
Latitude
0.00002°
Longitude
168.78623°
Altitude
540.619 km
Speed
7.593 km/s
True Right ascension
14h 31m 51s
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
21:33:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.893 km
Perigee altitude
539.138 km
Semi-major axis
6,918.153 km
Eccentricity
0.00013
Inclination
53.1592°
RAAN
217.964°
Arg. of periapsis
87.9089°
True anomaly
272.19027°
Mean anomaly
272.2048°
Eccentric anomaly
272.19753°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
0.000032364
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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-3450 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-22 11:07:01.266Z | 331.297° NNW | 2026-06-22 11:10:01.266Z | 30.469° NE | 26.395° | 2026-06-22 11:13:01.266Z | 86.898° E |
| 6 mins | 2026-06-22 12:47:01.266Z | 289.873° WNW | 2026-06-22 12:49:01.266Z | 244.475° WSW | 34.765° | 2026-06-22 12:53:01.266Z | 153.941° SSE |
| 5 mins | 2026-06-23 04:19:01.266Z | 174.501° S | 2026-06-23 04:21:01.266Z | 121.944° SE | 27.51° | 2026-06-23 04:24:01.266Z | 70.217° E |
| 5 mins | 2026-06-23 05:58:01.266Z | 274.981° WNW | 2026-06-23 06:00:01.266Z | 329.231° NNW | 31.493° | 2026-06-23 06:03:01.266Z | 32.648° NE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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