DIADEME 1, 2674
Orbit data source: Space-Track
DIADEME 1, 2674 is a payload satellite owned by CNES (FR) in LEO that was launched on Wed, 08 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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2674 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: 10 hours ago
TLE from 10 hours ago
0 DIADEME 1
1 2674U 67011A 25291.00896123 .00012611 00000-0 14247-2 0 9993
2 2674 39.9134 184.9315 0215009 22.2014 338.7914 14.70941170 54388Epoch: 2025-10-18T00:12Z
TLE epoch observation values (Epoch: 2025-10-18T00:12:54.250Z)
Latitude
0.00002°
Longitude
154.95934°
Altitude
516.936 km
Speed
7.682 km/s
True Right ascension
12h 19m 43s
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
04:57:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
811.802 km
Perigee altitude
509.129 km
Semi-major axis
7,038.603 km
Eccentricity
0.0215
Inclination
39.9134°
RAAN
184.9315°
Arg. of periapsis
22.2014°
True anomaly
337.87723°
Mean anomaly
338.7914°
Eccentric anomaly
338.33664°
Mean motion
3.67548 °/min
Orbital period
97.95 mins
BSTAR
0.0014247
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Other satellites on launch #11 in the year 1967 (1967-02-08 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 1 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-10-18 19:58:30.139Z | 188.056° SSW | 2025-10-18 20:00:30.139Z | 149.763° SSE | 19.856° | 2025-10-18 20:03:30.139Z | 99.916° ESE |
| 6 mins | 2025-10-18 21:40:30.139Z | 243.573° WSW | 2025-10-18 21:43:30.139Z | 130.127° SE | 41.454° | 2025-10-18 21:46:30.139Z | 84.988° E |
| 7 mins | 2025-10-18 23:23:30.139Z | 272.45° WNW | 2025-10-18 23:26:30.139Z | 94.014° ESE | 44.156° | 2025-10-18 23:30:30.139Z | 93.792° ESE |
| 7 mins | 2025-10-19 01:06:30.139Z | 267.768° W | 2025-10-19 01:09:30.139Z | 184.655° SSW | 38.071° | 2025-10-19 01:13:30.139Z | 124.938° SE |
| 4 mins | 2025-10-19 02:50:30.139Z | 234.541° WSW | 2025-10-19 02:51:30.139Z | 219.609° SW | 16.961° | 2025-10-19 02:54:30.139Z | 178.604° 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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