STARLINK-33859, 63640
Orbit data source: Space-Track
STARLINK-33859, 63640 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 25 Apr 2025 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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63640 intel report (Beta)
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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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-33859
1 63640U 25083G 26171.28877986 .00014630 00000-0 54002-3 0 9997
2 63640 42.9977 146.1705 0001301 265.4410 94.6293 15.27585886 65751Epoch: 2026-06-20T06:55Z
TLE epoch observation values (Epoch: 2026-06-20T06:55:50.579Z)
Latitude
-0.00004°
Longitude
133.70417°
Altitude
482.879 km
Speed
7.626 km/s
True Right ascension
09h 44m 40s
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
07:16:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.87 km
Perigee altitude
484.084 km
Semi-major axis
6,863.114 km
Eccentricity
0.00013
Inclination
42.9977°
RAAN
146.1705°
Arg. of periapsis
265.441°
True anomaly
94.64416°
Mean anomaly
94.6293°
Eccentric anomaly
94.63673°
Mean motion
3.81734 °/min
Orbital period
94.31 mins
BSTAR
0.00054002
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Other satellites on launch #83 in the year 2025 (2025-04-25 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-33859 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 | 2026-06-21 02:00:01.242Z | 222.879° SW | 2026-06-21 02:02:01.242Z | 155.889° SSE | 38.91° | 2026-06-21 02:05:01.242Z | 79.672° E |
| 5 mins | 2026-06-21 03:39:01.242Z | 280.286° WNW | 2026-06-21 03:41:01.242Z | 352.313° N | 40.195° | 2026-06-21 03:44:01.242Z | 69.28° E |
| 5 mins | 2026-06-21 05:18:01.242Z | 295.275° NW | 2026-06-21 05:20:01.242Z | 351.351° N | 40.423° | 2026-06-21 05:23:01.242Z | 87.336° E |
| 5 mins | 2026-06-21 06:57:01.242Z | 272.774° WNW | 2026-06-21 06:59:01.242Z | 215.584° SW | 36.83° | 2026-06-21 07:02:01.242Z | 135.023° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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