DIADEME 2, 2680
Orbit data source: Space-Track
DIADEME 2, 2680 is a payload satellite owned by CNES (FR) in LEO that was launched on Wed, 15 Feb 1967 UTC via a DIAMANT A launch vehicle from the Hamma Guira Space Track Range (HGSTR). 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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2680 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
FRRelated business
Manufacturer
CNES
Mission
Spacecraft
Bus & Motor
D-1, Unknown motor
Mass
23 kg wet, 23 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 21 hours ago
TLE from 21 hours ago
0 DIADEME 2
1 02680U 67014A 25348.91712359 .00001056 00000-0 46305-3 0 9996
2 02680 39.4346 198.5955 0699786 71.5025 296.0421 13.41484984851211Epoch: 2025-12-14T22:00Z
TLE epoch observation values (Epoch: 2025-12-14T22:00:39.478Z)
Latitude
-0.00001°
Longitude
144.60783°
Altitude
904.245 km
Speed
7.499 km/s
True Right ascension
13h 14m 22s
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
18:03:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,629.835 km
Perigee altitude
582.362 km
Semi-major axis
7,484.236 km
Eccentricity
0.06998
Inclination
39.4346°
RAAN
198.5955°
Arg. of periapsis
71.5025°
True anomaly
288.57136°
Mean anomaly
296.0421°
Eccentric anomaly
292.33338°
Mean motion
3.35214 °/min
Orbital period
107.39 mins
BSTAR
0.00046305
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Other satellites on launch #14 in the year 1967 (1967-02-15 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.DIADEME 2 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 | 2025-12-15 19:45:47.361Z | 261.893° W | 2025-12-15 19:49:47.361Z | 181.536° SSW | 44.735° | 2025-12-15 19:53:47.361Z | 88.145° E |
| 7 mins | 2025-12-15 21:39:47.361Z | 271.481° WNW | 2025-12-15 21:42:47.361Z | 187.123° SSW | 42.378° | 2025-12-15 21:46:47.361Z | 113.33° SE |
| 7 mins | 2025-12-15 23:32:47.361Z | 252.095° W | 2025-12-15 23:35:47.361Z | 201.834° SSW | 23.552° | 2025-12-15 23:39:47.361Z | 154.482° SSE |
| 6 mins | 2025-12-16 17:06:47.361Z | 208.711° SW | 2025-12-16 17:09:47.361Z | 157.255° SSE | 26.586° | 2025-12-16 17:12:47.361Z | 99.812° ESE |
| 6 mins | 2025-12-16 18:59:47.361Z | 253.313° W | 2025-12-16 19:02:47.361Z | 136.338° SSE | 43.618° | 2025-12-16 19:05:47.361Z | 87.084° E |
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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