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: 1 day ago
TLE from 1 day ago
0 DIADEME 1
1 2674U 67011A 25338.58725991 .00016939 00000-0 18726-2 0 9995
2 2674 39.9175 286.3660 0212390 348.9130 10.7017 14.71951639 61392Epoch: 2025-12-04T14:05Z
TLE epoch observation values (Epoch: 2025-12-04T14:05:39.256Z)
Latitude
0.00005°
Longitude
1.31093°
Altitude
507.655 km
Speed
7.691 km/s
True Right ascension
19h 05m 27s
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
11:40:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
806.67 km
Perigee altitude
507.821 km
Semi-major axis
7,035.383 km
Eccentricity
0.02124
Inclination
39.9175°
RAAN
286.366°
Arg. of periapsis
348.913°
True anomaly
11.16574°
Mean anomaly
10.7017°
Eccentric anomaly
10.93249°
Mean motion
3.678 °/min
Orbital period
97.88 mins
BSTAR
0.0018726
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-12-05 22:51:05.082Z | 171.795° S | 2025-12-05 22:53:05.082Z | 140.313° SSE | 14.351° | 2025-12-05 22:55:05.082Z | 111.435° ESE |
| 6 mins | 2025-12-06 00:33:05.082Z | 224.439° SW | 2025-12-06 00:35:05.082Z | 167.379° S | 38.334° | 2025-12-06 00:39:05.082Z | 85.64° E |
| 8 mins | 2025-12-06 02:15:05.082Z | 267.122° W | 2025-12-06 02:18:05.082Z | 269.506° W | 44.926° | 2025-12-06 02:23:05.082Z | 88.333° E |
| 8 mins | 2025-12-06 03:58:05.082Z | 274.1° WNW | 2025-12-06 04:01:05.082Z | 216.405° SW | 42.812° | 2025-12-06 04:06:05.082Z | 112.986° SE |
| 7 mins | 2025-12-06 05:41:05.082Z | 258.206° W | 2025-12-06 05:44:05.082Z | 211.346° SW | 25.282° | 2025-12-06 05:48:05.082Z | 156.082° SSE |
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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