Key statistics
Satellite ARIANE 40 R/B at a glance.
Uptime
12515
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.2
Latest
Satellite identification and parameters
Extended collection of information and parameters for ARIANE 40 R/B.
Object identification
Identified? True
Debris? False
Object name: ARIANE 40 R/B
International designator: 1991-050F
Object number (NORAD): 21610
Object ID (CCSDS): 21610
Country: FRANCE (FR)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 99.81 minutes
Inclination: 98.2247 deg
SMA: 7127.575 km
Apoapsis: 752.385 km
Periapsis: 746.495 km
RAAN: 346.0563 deg
Eccentricy: 0.0004132
Argument of periapsis: 126.8029 deg
Mean anomaly: 233.3541 deg
Mean motion: 14.42746695 rev/day
Mean motion (dot): 0.00000647 rev/day2
B* drag term: 0.00020678408 1/REarth
Two-line elements (TLE)
Creation date: Oct. 21, 2025, 3:26 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 20, 2025, 5:35 p.m. UTC
TLE line 0: 0 ARIANE 40 R/B
TLE line 1: 1 21610U 91050F 25293.73288543 .00000647 00000-0 20678-3 0 9999
TLE line 2: 2 21610 98.2247 346.0563 0004132 126.8029 233.3541 14.42746695798811
Live tracking on map
Real-time ground track for satellite ARIANE 40 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object ARIANE 40 R/B.
Associated space launch
ERS (European Remote Sensing Satellite) are a family of multi-disciplinary Earth Observation Satellites.
ARIANE 40 R/B was lifted into orbit during the mission ‘Ariane 40 | ERS-1’, on board a Ariane 40 space rocket.
The launch took place on July 17, 1991, 1:46 a.m. from Ariane Launch Area 2.
For more information about the launch, click the button.
Ariane 40 | ERS-1
Agency: N/A
Status: Launch Successful
Launch date: July 17, 1991, 1:46 a.m. UTC
Rocket: Ariane 40
Launch pad: Ariane Launch Area 2
Location: Guiana Space Centre, French Guiana
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