KUIPER-00023, 63737
Orbit data source: Space-Track
KUIPER-00023, 63737 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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63737 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-00023
1 63737U 25088P 26155.02028276 .00000825 00000-0 13721-3 0 9997
2 63737 51.9029 83.7974 0000825 87.7906 272.3151 14.79939775 60541Epoch: 2026-06-04T00:29Z
TLE epoch observation values (Epoch: 2026-06-04T00:29:12.430Z)
Latitude
-0.00001°
Longitude
-175.97494°
Altitude
630.238 km
Speed
7.545 km/s
True Right ascension
05h 35m 11s
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
12:32:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
630.543 km
Perigee altitude
629.387 km
Semi-major axis
7,008.102 km
Eccentricity
0.00008
Inclination
51.9029°
RAAN
83.7974°
Arg. of periapsis
87.7906°
True anomaly
272.30565°
Mean anomaly
272.3151°
Eccentric anomaly
272.31038°
Mean motion
3.6995 °/min
Orbital period
97.31 mins
BSTAR
0.00013721
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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-00023 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 03:31:26.647Z | 312.791° NW | 2026-06-07 03:35:26.647Z | 39.283° NE | 42.726° | 2026-06-07 03:39:26.647Z | 117.558° SE |
| 5 mins | 2026-06-07 05:14:26.647Z | 265.288° W | 2026-06-07 05:16:26.647Z | 232.228° WSW | 19.552° | 2026-06-07 05:19:26.647Z | 187.005° SSW |
| 7 mins | 2026-06-07 21:03:26.647Z | 231.814° WSW | 2026-06-07 21:06:26.647Z | 237.649° WSW | 44.362° | 2026-06-07 21:10:26.647Z | 51.944° ENE |
| 6 mins | 2026-06-07 22:46:26.647Z | 299.362° NW | 2026-06-07 22:48:26.647Z | 335.038° NNW | 23.19° | 2026-06-07 22:52:26.647Z | 37.054° NE |
| 5 mins | 2026-06-08 00:29:26.647Z | 331.85° NNW | 2026-06-08 00:31:26.647Z | 2.97° NNE | 17.241° | 2026-06-08 00:34:26.647Z | 45.206° ENE |
| 6 mins | 2026-06-08 02:11:26.647Z | 333.109° NNW | 2026-06-08 02:14:26.647Z | 35.124° NE | 27.113° | 2026-06-08 02:17:26.647Z | 82.757° E |
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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