KUIPER-00135, 65961
Orbit data source: Space-Track
KUIPER-00135, 65961 is a payload satellite owned by Kuiper Systems (US) in LEO that was launched on Tue, 14 Oct 2025 UTC via an FALCON 9 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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65961 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: 10 hours ago
TLE from 10 hours ago
0 KUIPER-00135
1 65961U 25228Q 26171.45279427 .00002390 00000-0 34240-3 0 9993
2 65961 51.9014 256.2742 0000530 103.1391 256.9630 14.79938528 38584Epoch: 2026-06-20T10:52Z
TLE epoch observation values (Epoch: 2026-06-20T10:52:01.424Z)
Latitude
-0.00008°
Longitude
-175.39901°
Altitude
630.349 km
Speed
7.544 km/s
True Right ascension
17h 05m 05s
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
07:18:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
630.341 km
Perigee altitude
629.598 km
Semi-major axis
7,008.106 km
Eccentricity
0.00005
Inclination
51.9014°
RAAN
256.2742°
Arg. of periapsis
103.1391°
True anomaly
256.95708°
Mean anomaly
256.963°
Eccentric anomaly
256.96004°
Mean motion
3.69949 °/min
Orbital period
97.31 mins
BSTAR
0.0003424
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Other satellites on launch #228 in the year 2025 (2025-10-14 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-00135 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 | 2026-06-21 08:06:20.750Z | 213.695° SW | 2026-06-21 08:10:20.750Z | 109.069° ESE | 39.55° | 2026-06-21 08:14:20.750Z | 58.759° ENE |
| 6 mins | 2026-06-21 09:49:20.750Z | 288.387° WNW | 2026-06-21 09:51:20.750Z | 329.289° NNW | 27.848° | 2026-06-21 09:55:20.750Z | 37.58° NE |
| 4 mins | 2026-06-21 11:32:20.750Z | 328.237° NNW | 2026-06-21 11:34:20.750Z | 0.016° NNE | 17.258° | 2026-06-21 11:36:20.750Z | 30.28° NE |
| 6 mins | 2026-06-21 13:14:20.750Z | 334.207° NNW | 2026-06-21 13:17:20.750Z | 28.583° NE | 22.662° | 2026-06-21 13:20:20.750Z | 72.282° E |
| 8 mins | 2026-06-21 14:55:20.750Z | 308.864° NW | 2026-06-21 14:59:20.750Z | 115.868° SE | 43.436° | 2026-06-21 15:03:20.750Z | 127.255° SE |
| 4 mins | 2026-06-21 16:38:20.750Z | 255.089° W | 2026-06-21 16:39:20.750Z | 240.561° WSW | 14.76° | 2026-06-21 16:42:20.750Z | 198.728° SSW |
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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