Key statistics
Satellite ERS 1 DEB at a glance.
Uptime
12511
Days in orbit
Revolutions
≈ 15.1
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for ERS 1 DEB.
Object identification
Identified? True
Debris? True
Object name: ERS 1 DEB
International designator: 1991-050T
Object number (NORAD): 42669
Object ID (CCSDS): 42669
Country: EUROPEAN SPACE AGENCY (ESA)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 95.301 minutes
Inclination: 98.5701 deg
SMA: 6911.29 km
Apoapsis: 540.614 km
Periapsis: 525.696 km
RAAN: 312.6313 deg
Eccentricy: 0.0010792
Argument of periapsis: 82.2433 deg
Mean anomaly: 278.0018 deg
Mean motion: 15.10998717 rev/day
Mean motion (dot): 0.00087034 rev/day2
B* drag term: 0.0051499441 1/REarth
Two-line elements (TLE)
Creation date: Oct. 16, 2025, 2:37 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 15, 2025, 8:57 p.m. UTC
TLE line 0: 0 ERS 1 DEB
TLE line 1: 1 42669U 91050T 25288.87357634 .00087034 00000-0 51499-2 0 9992
TLE line 2: 2 42669 98.5701 312.6313 0010792 82.2433 278.0018 15.10998717454860
Live tracking on map
Real-time ground track for satellite ERS 1 DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object ERS 1 DEB.
Associated space launch
ERS (European Remote Sensing Satellite) are a family of multi-disciplinary Earth Observation Satellites.
ERS 1 DEB 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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