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: 18 hours ago
TLE from 18 hours ago
0 LEMUR 2 EMERSONROSE
1 63261U 25052BD 25286.95835637 .00008984 00000-0 81541-3 0 9992
2 63261 97.7110 178.6600 0002309 111.6470 248.4997 14.95515973 31889Epoch: 2025-10-13T23:00Z
TLE epoch observation values (Epoch: 2025-10-13T23:00:01.990Z)
Latitude
-0.00002°
Longitude
170.89804°
Altitude
584.409 km
Speed
7.568 km/s
True Right ascension
11h 54m 38s
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
11:59:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
579.39 km
Perigee altitude
576.177 km
Semi-major axis
6,955.92 km
Eccentricity
0.00023
Inclination
97.711°
RAAN
178.66°
Arg. of periapsis
111.647°
True anomaly
248.47508°
Mean anomaly
248.4997°
Eccentric anomaly
248.48739°
Mean motion
3.7412 °/min
Orbital period
96.23 mins
BSTAR
0.00081541
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-10-15 06:05:07.960Z | 356.794° N | 2025-10-15 06:08:07.960Z | 261.147° W | 38.191° | 2025-10-15 06:11:07.960Z | 210.502° SW |
| 6 mins | 2025-10-15 16:53:07.960Z | 163.898° S | 2025-10-15 16:56:07.960Z | 8.058° NNE | 44.134° | 2025-10-15 16:59:07.960Z | 349.236° N |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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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 ascending order |
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