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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Edit Public Description
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: 14 hours ago
TLE from 14 hours ago
0 KUIPER-00011
1 63727U 25088D 25346.68727149 .00005716 00000-0 77703-3 0 9998
2 63727 51.8975 115.3791 0014443 180.2879 179.8078 14.79946629 34879Epoch: 2025-12-12T16:29Z
TLE epoch observation values (Epoch: 2025-12-12T16:29:40.256Z)
Latitude
0.00002°
Longitude
146.33606°
Altitude
640.36 km
Speed
7.534 km/s
True Right ascension
07h 41m 30s
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
05:23:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
640.066 km
Perigee altitude
619.822 km
Semi-major axis
7,008.081 km
Eccentricity
0.00144
Inclination
51.8975°
RAAN
115.3791°
Arg. of periapsis
180.2879°
True anomaly
179.80835°
Mean anomaly
179.8078°
Eccentric anomaly
179.80808°
Mean motion
3.69951 °/min
Orbital period
97.31 mins
BSTAR
0.00077703
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-12-13 10:27:36.860Z | 186.582° SSW | 2025-12-13 10:31:36.860Z | 126.043° SE | 23.694° | 2025-12-13 10:34:36.860Z | 79.198° E |
| 7 mins | 2025-12-13 12:09:36.860Z | 253.796° W | 2025-12-13 12:12:36.860Z | 325.446° NNW | 39.827° | 2025-12-13 12:16:36.860Z | 44.562° NE |
| 5 mins | 2025-12-13 13:52:36.860Z | 309.834° NW | 2025-12-13 13:54:36.860Z | 341.938° N | 19.758° | 2025-12-13 13:57:36.860Z | 29.659° NE |
| 5 mins | 2025-12-13 15:35:36.860Z | 336.043° NNW | 2025-12-13 15:37:36.860Z | 8.025° NNE | 18.397° | 2025-12-13 15:40:36.860Z | 52.302° ENE |
| 6 mins | 2025-12-13 17:17:36.860Z | 329.477° NNW | 2025-12-13 17:19:36.860Z | 12.34° NNE | 34.013° | 2025-12-13 17:23:36.860Z | 98.624° ESE |
| 6 mins | 2025-12-13 18:58:36.860Z | 283.445° WNW | 2025-12-13 19:01:36.860Z | 222.069° SW | 29.914° | 2025-12-13 19:04:36.860Z | 167.489° 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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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