DEMO8(TENZING), 48951
Orbit data source: Space-Track
DEMO8(TENZING), 48951 is an American payload satellite in SSO that was launched on Wed, 30 Jun 2021 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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48951 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Astro Digital
Mission
Operational Commercial Technology
Bus & Motor
CORVUS-XL, Unknown motor
Mass
35 kg wet, 35 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 0.3 m
Radar Cross Section
0.375 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 23 hours ago
TLE from 23 hours ago
0 DEMO8(TENZING)
1 48951U 21059CA 25355.47057430 .00015259 00000-0 30089-3 0 9999
2 48951 97.6989 171.3552 0006757 281.7864 78.2627 15.47277107249752Epoch: 2025-12-21T11:17Z
TLE epoch observation values (Epoch: 2025-12-21T11:17:37.619Z)
Latitude
-0.00002°
Longitude
-88.3341°
Altitude
426.882 km
Speed
7.656 km/s
True Right ascension
11h 25m 25s
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
09:51:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
426.233 km
Perigee altitude
417.043 km
Semi-major axis
6,799.775 km
Eccentricity
0.00068
Inclination
97.6989°
RAAN
171.3552°
Arg. of periapsis
281.7864°
True anomaly
78.33852°
Mean anomaly
78.2627°
Eccentric anomaly
78.30061°
Mean motion
3.87081 °/min
Orbital period
93 mins
BSTAR
0.00030089
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Other satellites on launch #59 in the year 2021 (2021-06-30 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.DEMO8(TENZING) 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 | 2025-12-22 12:14:56.551Z | 186.749° SSW | 2025-12-22 12:17:56.551Z | 264.517° W | 35.018° | 2025-12-22 12:20:56.551Z | 334.333° NNW |
| 4 mins | 2025-12-23 01:06:56.551Z | 348.058° N | 2025-12-23 01:08:56.551Z | 260.99° W | 34.878° | 2025-12-23 01:10:56.551Z | 215.142° SW |
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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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 descending order |
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