KUIPER-00031, 63744
Orbit data source: Space-Track
KUIPER-00031, 63744 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.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
63744 intel report (Beta)
Focus sentinelFocus sentinel
Edit Public Description
Focus sentinelFocus sentinel
Create New Watchlist
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: 20 hours ago
TLE from 20 hours ago
0 KUIPER-00031
1 63744U 25088W 26090.46018859 .00008066 00000-0 98782-3 0 9992
2 63744 51.9025 358.8375 0001147 190.3929 169.7012 14.83912351 50786Epoch: 2026-03-31T11:02Z
TLE epoch observation values (Epoch: 2026-03-31T11:02:40.294Z)
Latitude
0.00003°
Longitude
4.33257°
Altitude
618.54 km
Speed
7.55 km/s
True Right ascension
23h 55m 21s
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
12:46:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
618.256 km
Perigee altitude
616.651 km
Semi-major axis
6,995.59 km
Eccentricity
0.00011
Inclination
51.9025°
RAAN
358.8375°
Arg. of periapsis
190.3929°
True anomaly
169.70355°
Mean anomaly
169.7012°
Eccentric anomaly
169.70237°
Mean motion
3.70943 °/min
Orbital period
97.05 mins
BSTAR
0.00098782
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #88 in the year 2025 (2025-04-28 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.KUIPER-00031 Visibility forecast
Loading observer location...
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 | 2026-04-01 19:31:34.198Z | 188.371° SSW | 2026-04-01 19:34:34.198Z | 136.099° SSE | 27.348° | 2026-04-01 19:38:34.198Z | 70.912° E |
| 7 mins | 2026-04-01 21:12:34.198Z | 259.779° W | 2026-04-01 21:15:34.198Z | 320.112° NNW | 36.244° | 2026-04-01 21:19:34.198Z | 41.766° NE |
| 5 mins | 2026-04-01 22:55:34.198Z | 313.428° NW | 2026-04-01 22:57:34.198Z | 344.928° N | 18.455° | 2026-04-01 23:00:34.198Z | 31.29° NE |
| 5 mins | 2026-04-02 00:38:34.198Z | 341.77° N | 2026-04-02 00:40:34.198Z | 16.099° NNE | 18.719° | 2026-04-02 00:43:34.198Z | 58.574° ENE |
| 7 mins | 2026-04-02 02:19:34.198Z | 323.662° NNW | 2026-04-02 02:22:34.198Z | 43.349° NE | 37.205° | 2026-04-02 02:26:34.198Z | 107.377° ESE |
| 6 mins | 2026-04-02 04:00:34.198Z | 279.275° WNW | 2026-04-02 04:03:34.198Z | 222.642° SW | 25.86° | 2026-04-02 04:06:34.198Z | 173.221° S |
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 |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
|---|