STARLINK-33837, 63501
Orbit data source: Space-Track
STARLINK-33837, 63501 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 07 Apr 2025 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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63501 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2MO, Unknown motor
Mass
575 kg wet, ~530 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
36.964 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 18 hours ago
TLE from 18 hours ago
0 STARLINK-33837
1 63501U 25071J 25303.50227298 .00047990 00000-0 16206-2 0 9994
2 63501 53.1611 24.9162 0001138 86.3757 273.7374 15.30227602 32777Epoch: 2025-10-30T12:03Z
TLE epoch observation values (Epoch: 2025-10-30T12:03:16.385Z)
Latitude
-0.00001°
Longitude
165.03778°
Altitude
475.982 km
Speed
7.629 km/s
True Right ascension
01h 39m 39s
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
01:16:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.169 km
Perigee altitude
474.609 km
Semi-major axis
6,853.526 km
Eccentricity
0.00011
Inclination
53.1611°
RAAN
24.9162°
Arg. of periapsis
86.3757°
True anomaly
273.72439°
Mean anomaly
273.7374°
Eccentric anomaly
273.73089°
Mean motion
3.82536 °/min
Orbital period
94.11 mins
BSTAR
0.0016206
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Other satellites on launch #71 in the year 2025 (2025-04-07 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-33837 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-10-31 07:00:59.390Z | 163.771° S | 2025-10-31 07:02:59.390Z | 128.925° SE | 15.498° | 2025-10-31 07:04:59.390Z | 93.117° ESE |
| 5 mins | 2025-10-31 08:38:59.390Z | 255.069° W | 2025-10-31 08:40:59.390Z | 352.456° N | 39.026° | 2025-10-31 08:43:59.390Z | 42.671° NE |
| 4 mins | 2025-10-31 13:35:59.390Z | 353.328° N | 2025-10-31 13:36:59.390Z | 14.433° NNE | 19.264° | 2025-10-31 13:39:59.390Z | 72.738° E |
| 5 mins | 2025-10-31 15:13:59.390Z | 298.514° NW | 2025-10-31 15:15:59.390Z | 179.964° S | 41.685° | 2025-10-31 15:18:59.390Z | 139.701° SSE |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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