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: 13 hours ago
TLE from 13 hours ago
0 DIADEME 1
1 02674U 67011A 25309.67786761 .00009458 00000-0 10672-2 0 9995
2 02674 39.9164 83.5186 0213694 150.9169 210.3710 14.71306593 57139Epoch: 2025-11-05T16:16Z
TLE epoch observation values (Epoch: 2025-11-05T16:16:07.761Z)
Latitude
0.00002°
Longitude
154.33919°
Altitude
786.83 km
Speed
7.393 km/s
True Right ascension
05h 34m 04s
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
01:15:34
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
809.686 km
Perigee altitude
508.915 km
Semi-major axis
7,037.437 km
Eccentricity
0.02137
Inclination
39.9164°
RAAN
83.5186°
Arg. of periapsis
150.9169°
True anomaly
209.16092°
Mean anomaly
210.371°
Eccentric anomaly
209.7632°
Mean motion
3.67639 °/min
Orbital period
97.92 mins
BSTAR
0.0010672
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-11-06 12:00:19.386Z | 208.149° SW | 2025-11-06 12:04:19.386Z | 153.176° SSE | 25.399° | 2025-11-06 12:08:19.386Z | 93.563° ESE |
| 7 mins | 2025-11-06 13:44:19.386Z | 245.733° WSW | 2025-11-06 13:47:19.386Z | 157.285° SSE | 43.32° | 2025-11-06 13:51:19.386Z | 83.62° E |
| 7 mins | 2025-11-06 15:27:19.386Z | 272.811° WNW | 2025-11-06 15:30:19.386Z | 229.374° WSW | 44.996° | 2025-11-06 15:34:19.386Z | 94.447° ESE |
| 6 mins | 2025-11-06 17:10:19.386Z | 269.327° W | 2025-11-06 17:13:19.386Z | 197.441° SSW | 36.105° | 2025-11-06 17:16:19.386Z | 131.081° SE |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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