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: 5 hours ago
TLE from 5 hours ago
0 DIADEME 1
1 2674U 67011A 25306.48763522 .00007818 00000-0 88733-3 0 9993
2 2674 39.9147 100.8526 0213570 128.9397 233.0630 14.71245876 56668Epoch: 2025-11-02T11:42Z
TLE epoch observation values (Epoch: 2025-11-02T11:42:11.683Z)
Latitude
-0.00004°
Longitude
-116.69878°
Altitude
748.829 km
Speed
7.433 km/s
True Right ascension
06h 43m 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
12:25:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
809.797 km
Perigee altitude
509.192 km
Semi-major axis
7,037.631 km
Eccentricity
0.02136
Inclination
39.9147°
RAAN
100.8526°
Arg. of periapsis
128.9397°
True anomaly
231.13812°
Mean anomaly
233.063°
Eccentric anomaly
232.09746°
Mean motion
3.67624 °/min
Orbital period
97.93 mins
BSTAR
0.00088733
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-11-02 16:56:41.587Z | 271.284° WNW | 2025-11-02 17:00:41.587Z | 90.282° ESE | 43.359° | 2025-11-02 17:03:41.587Z | 92.081° ESE |
| 6 mins | 2025-11-02 18:40:41.587Z | 268.05° W | 2025-11-02 18:42:41.587Z | 225.821° WSW | 36.367° | 2025-11-02 18:46:41.587Z | 123.965° SE |
| 6 mins | 2025-11-03 14:00:41.587Z | 217.288° SW | 2025-11-03 14:03:41.587Z | 145.862° SSE | 33.235° | 2025-11-03 14:06:41.587Z | 91.214° ESE |
| 6 mins | 2025-11-03 15:43:41.587Z | 260.764° W | 2025-11-03 15:46:41.587Z | 97.402° ESE | 43.65° | 2025-11-03 15:49:41.587Z | 85.52° E |
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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