KUIPER-00028, 63741
Orbit data source: Space-Track
KUIPER-00028, 63741 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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63741 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: 2 days ago
TLE from 2 days ago
0 KUIPER-00028
1 63741U 25088T 25348.04782100 .00002998 00000-0 42461-3 0 9996
2 63741 51.8995 112.2388 0003679 250.0577 109.9989 14.79677532 35370Epoch: 2025-12-14T01:08Z
TLE epoch observation values (Epoch: 2025-12-14T01:08:51.734Z)
Latitude
-0.00002°
Longitude
12.05688°
Altitude
631.971 km
Speed
7.543 km/s
True Right ascension
07h 28m 57s
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
13:18:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
633.372 km
Perigee altitude
628.215 km
Semi-major axis
7,008.93 km
Eccentricity
0.00037
Inclination
51.8995°
RAAN
112.2388°
Arg. of periapsis
250.0577°
True anomaly
110.03851°
Mean anomaly
109.9989°
Eccentric anomaly
110.01871°
Mean motion
3.69884 °/min
Orbital period
97.33 mins
BSTAR
0.00042461
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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-00028 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-12-15 14:49:23.727Z | 331.566° NNW | 2025-12-15 14:51:23.727Z | 1.934° NNE | 17.729° | 2025-12-15 14:54:23.727Z | 46.456° ENE |
| 6 mins | 2025-12-15 16:31:23.727Z | 329.412° NNW | 2025-12-15 16:34:23.727Z | 34.733° NE | 30.906° | 2025-12-15 16:37:23.727Z | 88.761° E |
| 7 mins | 2025-12-15 18:12:23.727Z | 292.63° NW | 2025-12-15 18:15:23.727Z | 238.571° WSW | 35.485° | 2025-12-15 18:19:23.727Z | 154.685° SSE |
| 6 mins | 2025-12-16 10:03:23.727Z | 193.942° SSW | 2025-12-16 10:06:23.727Z | 118.569° SE | 33.326° | 2025-12-16 10:09:23.727Z | 68.583° E |
| 7 mins | 2025-12-16 11:44:23.727Z | 269.859° W | 2025-12-16 11:47:23.727Z | 329.077° NNW | 32.316° | 2025-12-16 11:51:23.727Z | 39.961° NE |
| 4 mins | 2025-12-16 13:28:23.727Z | 327.111° NNW | 2025-12-16 13:30:23.727Z | 0.365° NNE | 17.813° | 2025-12-16 13:32:23.727Z | 29.897° NE |
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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