KUIPER-00074, 64821
Orbit data source: Space-Track
KUIPER-00074, 64821 is a payload satellite owned by Kuiper Systems (US) in LEO that was launched on Wed, 16 Jul 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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64821 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Kuiper Systems
Mission
Operational Commercial Communications
Bus & Motor
KUIPER, Unknown motor
Mass
~490 kg wet, ~490 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 3.4 m
Radar Cross Section
2.326 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 6 hours ago
TLE from 6 hours ago
0 KUIPER-00074
1 64821U 25151F 26166.91668981 .00117738 00000-0 43627-3 0 9996
2 64821 51.8836 151.6519 0008290 30.7192 136.9671 15.87213190 4029Epoch: 2026-06-15T22:00Z
TLE epoch observation values (Epoch: 2026-06-15T22:00:01.999Z)
Latitude
9.59064°
Longitude
89.87268°
Altitude
314.196 km
Speed
7.719 km/s
True Right ascension
21h 36m 18s
True Declination
9° 31' 50"
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
14:44:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
316.12 km
Perigee altitude
305.03 km
Semi-major axis
6,688.712 km
Eccentricity
0.00083
Inclination
51.8836°
RAAN
151.6519°
Arg. of periapsis
30.7192°
True anomaly
137.03188°
Mean anomaly
136.9671°
Eccentric anomaly
136.99949°
Mean motion
3.96761 °/min
Orbital period
90.73 mins
BSTAR
0.00043627
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Other satellites on launch #151 in the year 2025 (2025-07-16 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.KUIPER-00074 Visibility
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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. |
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| KUIPER-00074 is likely not visible in the next few days. |
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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