DIAPASON (D1-A), 2016
Orbit data source: Space-Track
DIAPASON (D1-A), 2016 is a payload satellite owned by CNES (FR) in LEO that was launched on Thu, 17 Feb 1966 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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2016 intel report (Beta)
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Identifier
Orbit
Country
FRRelated business
Manufacturer
CNES
Mission
Spacecraft
Bus & Motor
D-1, Unknown motor
Mass
19 kg wet, 19 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
CYL + 4 PAN + 4 ANT, 1.1 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 DIAPASON (D1-A)
1 02016U 66013A 26315.67420477 .00002274 00000-0 63575-3 0 9993
2 02016 34.0959 59.8987 1156430 233.7110 115.1193 12.66877360759158Epoch: 2026-11-11T16:10Z
TLE epoch observation values (Epoch: 2026-11-11T16:10:51.292Z)
Latitude
-0.00001°
Longitude
126.3663°
Altitude
1,853.879 km
Speed
6.752 km/s
True Right ascension
03h 59m 35s
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
05:59:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,296.975 km
Perigee altitude
498.522 km
Semi-major axis
7,775.885 km
Eccentricity
0.11564
Inclination
34.0959°
RAAN
59.8987°
Arg. of periapsis
233.711°
True anomaly
126.35085°
Mean anomaly
115.1193°
Eccentric anomaly
120.81005°
Mean motion
3.16533 °/min
Orbital period
113.73 mins
BSTAR
0.00063575
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Other satellites on launch #13 in the year 1966 (1966-02-17 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.DIAPASON (D1-A) 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 | 2026-11-12 09:33:31.482Z | 123.38° SE | 2026-11-12 09:33:31.482Z | 123.38° SE | 32.501° | 2026-11-12 09:41:31.482Z | 89.849° E |
| 24 mins | 2026-11-12 11:20:31.482Z | 236.88° WSW | 2026-11-12 11:32:31.482Z | 160.179° S | 59.882° | 2026-11-12 11:44:31.482Z | 90.1° ESE |
| 23 mins | 2026-11-12 13:22:31.482Z | 260.649° W | 2026-11-12 13:34:31.482Z | 191.355° SSW | 67.409° | 2026-11-12 13:45:31.482Z | 105.025° ESE |
| 20 mins | 2026-11-12 15:25:31.482Z | 270.931° WNW | 2026-11-12 15:36:31.482Z | 205.593° SW | 49.217° | 2026-11-12 15:45:31.482Z | 133.059° SE |
| 11 mins | 2026-11-12 17:30:31.482Z | 259.829° W | 2026-11-12 17:36:31.482Z | 223.668° SW | 19.879° | 2026-11-12 17:41:31.482Z | 185.058° SSW |
| 16 mins | 2026-11-13 08:01:31.482Z | 175.094° S | 2026-11-13 08:08:31.482Z | 137.09° SSE | 22.338° | 2026-11-13 08:17:31.482Z | 95.688° ESE |
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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