KUIPER-00011, 63727
Orbit data source: Space-Track
KUIPER-00011, 63727 is a payload satellite owned by Kuiper Systems (US) in LEO that was launched on Mon, 28 Apr 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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63727 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: 1 day ago
TLE from 1 day ago
0 KUIPER-00011
1 63727U 25088D 26090.14030042 -.00000201 00000-0 26523-5 0 9996
2 63727 51.9024 355.8013 0000848 99.4122 260.6937 14.79920667 50931Epoch: 2026-03-31T03:22Z
TLE epoch observation values (Epoch: 2026-03-31T03:22:01.956Z)
Latitude
0.00005°
Longitude
116.77143°
Altitude
630.418 km
Speed
7.544 km/s
True Right ascension
23h 43m 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
12:48:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
630.62 km
Perigee altitude
629.431 km
Semi-major axis
7,008.162 km
Eccentricity
0.00008
Inclination
51.9024°
RAAN
355.8013°
Arg. of periapsis
99.4122°
True anomaly
260.68411°
Mean anomaly
260.6937°
Eccentric anomaly
260.68891°
Mean motion
3.69945 °/min
Orbital period
97.31 mins
BSTAR
0.0000026523
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Other satellites on launch #88 in the year 2025 (2025-04-28 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-00011 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-04-01 20:04:00.769Z | 224.92° SW | 2026-04-01 20:07:00.769Z | 197.953° SSW | 43.081° | 2026-04-01 20:12:00.769Z | 54.493° ENE |
| 6 mins | 2026-04-01 21:47:00.769Z | 294.643° NW | 2026-04-01 21:49:00.769Z | 331.274° NNW | 24.673° | 2026-04-01 21:53:00.769Z | 36.481° NE |
| 5 mins | 2026-04-01 23:30:00.769Z | 329.574° NNW | 2026-04-01 23:32:00.769Z | 0.512° NNE | 17.149° | 2026-04-01 23:35:00.769Z | 42.777° NE |
| 6 mins | 2026-04-02 01:12:00.769Z | 332.85° NNW | 2026-04-02 01:15:00.769Z | 30.484° NE | 25.393° | 2026-04-02 01:18:00.769Z | 77.892° E |
| 8 mins | 2026-04-02 02:53:00.769Z | 302.916° NW | 2026-04-02 02:56:00.769Z | 267.551° W | 42.391° | 2026-04-02 03:01:00.769Z | 136.592° 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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