STARLINK-3601, 51804
Orbit data source: Space-Track
STARLINK-3601, 51804 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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51804 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-3601
1 51804U 22017AN 26171.42635646 .00000239 00000-0 33094-4 0 9990
2 51804 53.1591 227.8025 0001044 81.5420 278.5690 15.08832015239665Epoch: 2026-06-20T10:13Z
TLE epoch observation values (Epoch: 2026-06-20T10:13:57.198Z)
Latitude
0.00002°
Longitude
165.67304°
Altitude
540.552 km
Speed
7.593 km/s
True Right ascension
15h 11m 12s
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
21:32:13
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.744 km
Perigee altitude
539.3 km
Semi-major axis
6,918.159 km
Eccentricity
0.0001
Inclination
53.1591°
RAAN
227.8025°
Arg. of periapsis
81.542°
True anomaly
278.55717°
Mean anomaly
278.569°
Eccentric anomaly
278.56309°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
0.000033094
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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-3601 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 11:59:12.424Z | 328.532° NNW | 2026-06-22 12:02:12.424Z | 30.947° NE | 30.069° | 2026-06-22 12:05:12.424Z | 93.34° ESE |
| 6 mins | 2026-06-22 13:39:12.424Z | 282.631° WNW | 2026-06-22 13:41:12.424Z | 239.039° WSW | 29.399° | 2026-06-22 13:45:12.424Z | 162.003° S |
| 6 mins | 2026-06-23 05:10:12.424Z | 196.414° SSW | 2026-06-23 05:13:12.424Z | 117.635° SE | 32.861° | 2026-06-23 05:16:12.424Z | 65.037° ENE |
| 5 mins | 2026-06-23 06:50:12.424Z | 282.208° WNW | 2026-06-23 06:52:12.424Z | 329.538° NNW | 27.636° | 2026-06-23 06:55:12.424Z | 29.672° 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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