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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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 02674U 67011A 26049.47380857 .00007146 00000-0 78466-3 0 9999
2 02674 39.9138 233.1682 0207284 151.9037 209.3112 14.73356577 72586Epoch: 2026-02-18T11:22Z
TLE epoch observation values (Epoch: 2026-02-18T11:22:17.060Z)
Latitude
-0°
Longitude
-85.84183°
Altitude
777.541 km
Speed
7.399 km/s
True Right ascension
15h 32m 40s
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
00:34:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
798.516 km
Perigee altitude
507.036 km
Semi-major axis
7,030.913 km
Eccentricity
0.02073
Inclination
39.9138°
RAAN
233.1682°
Arg. of periapsis
151.9037°
True anomaly
208.17415°
Mean anomaly
209.3112°
Eccentric anomaly
208.74013°
Mean motion
3.68151 °/min
Orbital period
97.79 mins
BSTAR
0.00078466
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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 | 2026-02-18 21:39:21.740Z | 255.009° W | 2026-02-18 21:41:21.740Z | 222.295° SW | 19.024° | 2026-02-18 21:44:21.740Z | 166.921° S |
| 7 mins | 2026-02-19 15:14:21.740Z | 209.971° SW | 2026-02-19 15:17:21.740Z | 163.017° S | 28.743° | 2026-02-19 15:21:21.740Z | 93.269° ESE |
| 7 mins | 2026-02-19 16:57:21.740Z | 252.385° W | 2026-02-19 17:00:21.740Z | 189.272° SSW | 44.221° | 2026-02-19 17:04:21.740Z | 84.016° E |
| 7 mins | 2026-02-19 18:40:21.740Z | 274.222° WNW | 2026-02-19 18:43:21.740Z | 230.303° WSW | 44.881° | 2026-02-19 18:47:21.740Z | 98.249° ESE |
| 6 mins | 2026-02-19 20:23:21.740Z | 265.786° W | 2026-02-19 20:26:21.740Z | 195.285° SSW | 32.18° | 2026-02-19 20:29:21.740Z | 137.415° 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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