STARLINK-3611, 51779
Orbit data source: Space-Track
STARLINK-3611, 51779 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 25 Feb 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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51779 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-3611
1 51779U 22017M 26171.46319455 .00000323 00000-0 38391-4 0 9991
2 51779 53.1585 237.6842 0001144 84.8717 275.2405 15.08837569238083Epoch: 2026-06-20T11:07Z
TLE epoch observation values (Epoch: 2026-06-20T11:07:00.009Z)
Latitude
0°
Longitude
162.2567°
Altitude
540.57 km
Speed
7.593 km/s
True Right ascension
15h 50m 44s
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
00:31:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.797 km
Perigee altitude
539.214 km
Semi-major axis
6,918.142 km
Eccentricity
0.00011
Inclination
53.1585°
RAAN
237.6842°
Arg. of periapsis
84.8717°
True anomaly
275.22745°
Mean anomaly
275.2405°
Eccentric anomaly
275.23397°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
0.000038391
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Other satellites on launch #17 in the year 2022 (2022-02-25 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-3611 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 14:32:04.478Z | 283.695° WNW | 2026-06-22 14:35:04.478Z | 229.049° WSW | 23.88° | 2026-06-22 14:38:04.478Z | 175.66° S |
| 6 mins | 2026-06-23 06:04:04.478Z | 205.821° SW | 2026-06-23 06:06:04.478Z | 155.357° SSE | 39.071° | 2026-06-23 06:10:04.478Z | 58.357° ENE |
| 5 mins | 2026-06-23 07:44:04.478Z | 292.575° NW | 2026-06-23 07:46:04.478Z | 337.338° NNW | 24.021° | 2026-06-23 07:49:04.478Z | 29.626° NE |
| 6 mins | 2026-06-23 12:45:04.478Z | 327.442° NNW | 2026-06-23 12:47:04.478Z | 28.268° NE | 39.141° | 2026-06-23 12:51:04.478Z | 114.361° SE |
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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