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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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: 6 hours ago
TLE from 6 hours ago
0 DIADEME 2
1 2680U 67014A 26104.44142105 .00000809 00000-0 36096-3 0 9992
2 2680 39.4394 22.1035 0698958 39.3252 325.6166 13.41914164867400Epoch: 2026-04-14T10:35Z
TLE epoch observation values (Epoch: 2026-04-14T10:35:38.778Z)
Latitude
-0.00004°
Longitude
20.57426°
Altitude
682.876 km
Speed
7.724 km/s
True Right ascension
01h 28m 24s
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
22:53:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,627.508 km
Perigee altitude
581.498 km
Semi-major axis
7,482.64 km
Eccentricity
0.0699
Inclination
39.4394°
RAAN
22.1035°
Arg. of periapsis
39.3252°
True anomaly
320.74906°
Mean anomaly
325.6166°
Eccentric anomaly
323.21872°
Mean motion
3.35321 °/min
Orbital period
107.36 mins
BSTAR
0.00036096
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Other satellites on launch #14 in the year 1967 (1967-02-15 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.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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-04-14 21:30:11.712Z | 195.077° SSW | 2026-04-14 21:33:11.712Z | 144.431° SSE | 20.214° | 2026-04-14 21:36:11.712Z | 99.425° ESE |
| 8 mins | 2026-04-14 23:22:11.712Z | 245.864° WSW | 2026-04-14 23:25:11.712Z | 188.432° SSW | 42.419° | 2026-04-14 23:30:11.712Z | 84.334° E |
| 9 mins | 2026-04-15 01:15:11.712Z | 271.605° WNW | 2026-04-15 01:18:11.712Z | 239.659° WSW | 44.452° | 2026-04-15 01:24:11.712Z | 98.507° ESE |
| 10 mins | 2026-04-15 03:08:11.712Z | 265.713° W | 2026-04-15 03:11:11.712Z | 215.169° SW | 36.62° | 2026-04-15 03:18:11.712Z | 129.856° SE |
| 7 mins | 2026-04-15 05:02:11.712Z | 240.417° WSW | 2026-04-15 05:05:11.712Z | 208.937° SW | 18.135° | 2026-04-15 05:09:11.712Z | 176.378° S |
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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