KUIPER-00020, 63735
Orbit data source: Space-Track
KUIPER-00020, 63735 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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63735 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: 3 days ago
TLE from 3 days ago
0 KUIPER-00020
1 63735U 25088M 26155.09051733 .00000105 00000-0 42801-4 0 9999
2 63735 51.9027 81.0349 0001473 42.2137 317.8939 14.79933186 60455Epoch: 2026-06-04T02:10Z
TLE epoch observation values (Epoch: 2026-06-04T02:10:20.697Z)
Latitude
0.00002°
Longitude
155.90891°
Altitude
629.516 km
Speed
7.545 km/s
True Right ascension
05h 24m 08s
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
12:31:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
631.018 km
Perigee altitude
628.953 km
Semi-major axis
7,008.123 km
Eccentricity
0.00015
Inclination
51.9027°
RAAN
81.0349°
Arg. of periapsis
42.2137°
True anomaly
317.88258°
Mean anomaly
317.8939°
Eccentric anomaly
317.88824°
Mean motion
3.69948 °/min
Orbital period
97.31 mins
BSTAR
0.000042801
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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-00020 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 | 2026-06-07 03:35:34.707Z | 308.776° NW | 2026-06-07 03:39:34.707Z | 331.6° NNW | 44.066° | 2026-06-07 03:43:34.707Z | 125.792° SE |
| 4 mins | 2026-06-07 05:19:34.707Z | 252.96° W | 2026-06-07 05:20:34.707Z | 237.917° WSW | 15.304° | 2026-06-07 05:23:34.707Z | 196.329° SSW |
| 4 mins | 2026-06-07 19:28:34.707Z | 155.427° SSE | 2026-06-07 19:30:34.707Z | 121.767° SE | 18.235° | 2026-06-07 19:32:34.707Z | 91.672° ESE |
| 7 mins | 2026-06-07 21:08:34.707Z | 243.811° WSW | 2026-06-07 21:11:34.707Z | 356.556° N | 42.92° | 2026-06-07 21:15:34.707Z | 48.777° ENE |
| 5 mins | 2026-06-07 22:51:34.707Z | 311.112° NW | 2026-06-07 22:53:34.707Z | 348.005° N | 21.328° | 2026-06-07 22:56:34.707Z | 33.225° NE |
| 4 mins | 2026-06-08 00:34:34.707Z | 340.407° N | 2026-06-08 00:36:34.707Z | 13.432° NNE | 17.413° | 2026-06-08 00:38:34.707Z | 42.627° NE |
| 7 mins | 2026-06-08 02:15:34.707Z | 326.76° NNW | 2026-06-08 02:18:34.707Z | 24.825° NE | 30.674° | 2026-06-08 02:22:34.707Z | 92.874° ESE |
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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