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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Edit Public Description
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
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 6 hours ago
TLE from 6 hours ago
0 DIAPASON (D1-A)
1 02016U 66013A 25365.92160673 .00002263 00000-0 65120-3 0 9990
2 02016 34.0901 316.6204 1158739 74.4899 298.0465 12.66262226719236Epoch: 2025-12-31T22:07Z
TLE epoch observation values (Epoch: 2025-12-31T22:07:06.821Z)
Latitude
-0.00003°
Longitude
-115.74165°
Altitude
1,060.331 km
Speed
7.48 km/s
True Right ascension
21h 06m 28s
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
03:47:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,301.579 km
Perigee altitude
498.952 km
Semi-major axis
7,778.402 km
Eccentricity
0.11587
Inclination
34.0901°
RAAN
316.6204°
Arg. of periapsis
74.4899°
True anomaly
285.57397°
Mean anomaly
298.0465°
Eccentric anomaly
291.88591°
Mean motion
3.16379 °/min
Orbital period
113.79 mins
BSTAR
0.0006512
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-01-01 04:10:55.333Z | 248.633° W | 2026-01-01 04:13:55.333Z | 188.855° SSW | 28.812° | 2026-01-01 04:17:55.333Z | 121.752° SE |
| 5 mins | 2026-01-01 06:11:55.333Z | 226.337° WSW | 2026-01-01 06:13:55.333Z | 195.021° SSW | 18.402° | 2026-01-01 06:16:55.333Z | 159.58° S |
| 4 mins | 2026-01-02 00:52:55.333Z | 201.02° SSW | 2026-01-02 00:54:55.333Z | 162.423° S | 19.422° | 2026-01-02 00:56:55.333Z | 123.121° SE |
| 4 mins | 2026-01-02 02:52:55.333Z | 220.332° SW | 2026-01-02 02:53:55.333Z | 191.011° SSW | 28.703° | 2026-01-02 02:56:55.333Z | 118.645° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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