KUIPER-00039, 64500
Orbit data source: Space-Track
KUIPER-00039, 64500 is a payload satellite owned by Kuiper Systems (US) in LEO that was launched on Mon, 23 Jun 2025 UTC via an ATLAS V 551 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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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: 15 hours ago
TLE from 15 hours ago
0 KUIPER-00039
1 64500U 25134A 26171.20811696 .00000359 00000-0 76169-4 0 9990
2 64500 51.9015 139.7710 0000666 72.8528 287.2508 14.79926855 55251Epoch: 2026-06-20T04:59Z
TLE epoch observation values (Epoch: 2026-06-20T04:59:41.305Z)
Latitude
0.00005°
Longitude
156.42289°
Altitude
630.164 km
Speed
7.545 km/s
True Right ascension
09h 19m 05s
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
07:16:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
630.473 km
Perigee altitude
629.539 km
Semi-major axis
7,008.143 km
Eccentricity
0.00007
Inclination
51.9015°
RAAN
139.771°
Arg. of periapsis
72.8528°
True anomaly
287.24351°
Mean anomaly
287.2508°
Eccentric anomaly
287.24716°
Mean motion
3.69946 °/min
Orbital period
97.31 mins
BSTAR
0.000076169
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Other satellites on launch #134 in the year 2025 (2025-06-23 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-00039 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-21 00:38:16.289Z | 221.865° SW | 2026-06-21 00:41:16.289Z | 92.124° ESE | 43.223° | 2026-06-21 00:45:16.289Z | 55.071° ENE |
| 6 mins | 2026-06-21 02:20:16.289Z | 292.217° WNW | 2026-06-21 02:22:16.289Z | 327.683° NNW | 24.798° | 2026-06-21 02:26:16.289Z | 35.466° NE |
| 4 mins | 2026-06-21 04:04:16.289Z | 341.612° N | 2026-06-21 04:05:16.289Z | 358.007° N | 17.135° | 2026-06-21 04:08:16.289Z | 41.128° NE |
| 6 mins | 2026-06-21 05:45:16.289Z | 331.472° NNW | 2026-06-21 05:48:16.289Z | 26.832° NE | 25.218° | 2026-06-21 05:51:16.289Z | 75.97° E |
| 7 mins | 2026-06-21 07:27:16.289Z | 301.754° NW | 2026-06-21 07:30:16.289Z | 174.938° S | 43.15° | 2026-06-21 07:34:16.289Z | 135.686° 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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