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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Edit Public Description
Identifier
Orbit
Country
FRRelated business
Manufacturer
CNES
Mission
Civil Geodetic
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 Rod, 0.8 m
Radar Cross Section
0.455 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 23 hours ago
TLE from 23 hours ago
0 DIAPASON (D1-A)
1 02016U 66013A 25260.37378686 .00002431 00000-0 70168-3 0 9993
2 02016 34.0887 44.4191 1160416 138.1799 231.3598 12.65562093705856Epoch: 2025-09-17T08:58Z
TLE epoch observation values (Epoch: 2025-09-17T08:58:15.184Z)
Latitude
-0.00002°
Longitude
-86.69485°
Altitude
2,019.83 km
Speed
6.612 km/s
True Right ascension
02h 57m 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
01:15:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,306.083 km
Perigee altitude
500.181 km
Semi-major axis
7,781.269 km
Eccentricity
0.11604
Inclination
34.0887°
RAAN
44.4191°
Arg. of periapsis
138.1799°
True anomaly
221.88139°
Mean anomaly
231.3598°
Eccentric anomaly
226.53427°
Mean motion
3.16204 °/min
Orbital period
113.85 mins
BSTAR
0.00070168
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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. |
|---|---|---|---|---|---|---|---|
| 12 mins | 2025-09-18 11:36:52.698Z | 196.76° SSW | 2025-09-18 11:43:52.698Z | 153.139° SSE | 20.94° | 2025-09-18 11:48:52.698Z | 111.698° ESE |
| 12 mins | 2025-09-18 13:37:52.698Z | 228.849° WSW | 2025-09-18 13:44:52.698Z | 161.179° S | 32.981° | 2025-09-18 13:49:52.698Z | 100.986° ESE |
| 9 mins | 2025-09-18 15:39:52.698Z | 251.322° W | 2025-09-18 15:44:52.698Z | 184.553° SSW | 36.468° | 2025-09-18 15:48:52.698Z | 112.855° SE |
| 5 mins | 2025-09-18 17:41:52.698Z | 246.429° WSW | 2025-09-18 17:44:52.698Z | 194.475° SSW | 23.051° | 2025-09-18 17:46:52.698Z | 156.516° SSE |
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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