ARIANE 3 R/B, 16657
Orbit data source: Space-Track
ARIANE 3 R/B, 16657 is space debris in HEO originally from a launch on Fri, 28 Mar 1986 UTC launched from the French Guiana (FRGUI). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
16657 intel report (Beta)
Focus sentinelFocus sentinel
Edit Public Description
Focus sentinelFocus sentinel
Edit Sat Name
Focus sentinelFocus sentinel
Create New Watchlist
Identifier
Orbit
Country
FRRelated business
Manufacturer
Ae/LesM
Mission
Spacecraft
Bus & Motor
ARIANE H10, HM-7B
Mass
1,920 kg wet, 1,920 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 ARIANE 3 R/B
1 16657U 86026C 26137.84595573 -.00000007 00000-0 29367-3 0 9990
2 16657 6.9116 67.2502 7233749 203.3516 91.1759 2.25775581279278Epoch: 2026-05-17T20:18Z
TLE epoch observation values (Epoch: 2026-05-17T20:18:10.575Z)
Latitude
-0.00008°
Longitude
-112.99555°
Altitude
28,413.625 km
Speed
2.583 km/s
True Right ascension
04h 28m 21s
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
10:15:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,930.1 km
Perigee altitude
412.91 km
Semi-major axis
24,549.642 km
Eccentricity
0.72337
Inclination
6.9116°
RAAN
67.2502°
Arg. of periapsis
203.3516°
True anomaly
156.48213°
Mean anomaly
91.1759°
Eccentric anomaly
125.08955°
Mean motion
0.56426 °/min
Orbital period
638.01 mins
BSTAR
0.00029367
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #26 in the year 1986 (1986-03-28 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.ARIANE 3 R/B Visibility forecast
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 347 mins | 2026-05-19 16:08:52.554Z | 104.442° ESE | 2026-05-19 20:20:52.554Z | 122.623° SE | 26.775° | 2026-05-19 21:55:52.554Z | 109.815° ESE |
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 |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
|---|