LEMUR 2 EMERSONROSE, 63261
Orbit data source: Space-Track
LEMUR 2 EMERSONROSE, 63261 is a payload satellite owned by Spire (US) in SSO that was launched on Sat, 15 Mar 2025 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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63261 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Spire/Glasgow
Mission
Operational Commercial Com/MetRO
Bus & Motor
CUBESAT 6U, Unknown motor
Mass
10 kg wet, 10 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.2 m
Radar Cross Section
0.080 m², Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 LEMUR 2 EMERSONROSE
1 63261U 25052BD 26027.26220513 .00011433 00000-0 98173-3 0 9993
2 63261 97.7077 282.4406 0002540 111.2563 248.8931 14.97619813 47637Epoch: 2026-01-27T06:17Z
TLE epoch observation values (Epoch: 2026-01-27T06:17:34.523Z)
Latitude
0.00004°
Longitude
61.50062°
Altitude
577.941 km
Speed
7.571 km/s
True Right ascension
18h 49m 45s
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
22:25:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
573.027 km
Perigee altitude
569.497 km
Semi-major axis
6,949.399 km
Eccentricity
0.00025
Inclination
97.7077°
RAAN
282.4406°
Arg. of periapsis
111.2563°
True anomaly
248.86595°
Mean anomaly
248.8931°
Eccentric anomaly
248.87952°
Mean motion
3.74647 °/min
Orbital period
96.09 mins
BSTAR
0.00098173
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Other satellites on launch #52 in the year 2025 (2025-03-15 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.LEMUR 2 EMERSONROSE 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 | 2026-01-28 05:18:18.549Z | 27.947° NE | 2026-01-28 05:22:18.549Z | 107.695° ESE | 32.636° | 2026-01-28 05:25:18.549Z | 165.765° S |
| 5 mins | 2026-01-28 16:07:18.549Z | 111.643° ESE | 2026-01-28 16:09:18.549Z | 73.462° E | 22.105° | 2026-01-28 16:12:18.549Z | 19.328° NNE |
| 5 mins | 2026-01-28 17:42:18.549Z | 219.653° SW | 2026-01-28 17:44:18.549Z | 257.513° W | 22.479° | 2026-01-28 17:47:18.549Z | 314.29° NW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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