Key statistics
Satellite EOLE 1 (CAS-A) at a glance.
Uptime
19788
Days in orbit
Revolutions
≈ 14.6
Per day
Orbit
LEO
Low Earth Orbit
Inclination
50.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for EOLE 1 (CAS-A).
Object identification
Identified? True
Debris? False
Object name: EOLE 1 (CAS-A)
International designator: 1971-071A
Object number (NORAD): 5435
Object ID (CCSDS): 5435
Country: FRANCE (FR)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 98.649 minutes
Inclination: 50.1393 deg
SMA: 7072.201 km
Apoapsis: 766.633 km
Periapsis: 621.499 km
RAAN: 60.4377 deg
Eccentricy: 0.01026086
Argument of periapsis: 14.4804 deg
Mean anomaly: 345.9029 deg
Mean motion: 14.59724376 rev/day
Mean motion (dot): 0.00001109 rev/day2
B* drag term: 0.00025447105 1/REarth
Two-line elements (TLE)
Creation date: Oct. 19, 2025, 2:20 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 18, 2025, 5:17 p.m. UTC
TLE line 0: 0 EOLE 1 (CAS-A)
TLE line 1: 1 05435U 71071A 25291.72055390 .00001109 00000-0 25447-3 0 9999
TLE line 2: 2 05435 50.1393 60.4377 0102609 14.4804 345.9029 14.59724376840716
Live tracking on map
Real-time ground track for satellite EOLE 1 (CAS-A).
In-orbit conjunctions
A list of the most updated potential collisions computed for object EOLE 1 (CAS-A).
Associated space launch
Second French experimental data relay satellite for meteorological data.
EOLE 1 (CAS-A) was lifted into orbit during the mission ‘Scout B-1 | Eole’, on board a Scout B-1 space rocket.
The launch took place on Aug. 16, 1971, 6:39 p.m. from Launch Area 3A.
For more information about the launch, click the button.
Scout B-1 | Eole
Agency: N/A
Status: Launch Successful
Launch date: Aug. 16, 1971, 6:39 p.m. UTC
Rocket: Scout B-1
Launch pad: Launch Area 3A
Location: Wallops Flight Facility, Virginia, USA
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