Key statistics
Satellite ESSAIM-2 at a glance.
Uptime
7617
Days in orbit
Revolutions
≈ 14.9
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.2
Latest
Satellite identification and parameters
Extended collection of information and parameters for ESSAIM-2.
Object identification
Identified? True
Debris? False
Object name: ESSAIM-2
International designator: 2004-049D
Object number (NORAD): 28495
Object ID (CCSDS): 28495
Country: FRANCE (FR)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 96.648 minutes
Inclination: 98.2419 deg
SMA: 6976.235 km
Apoapsis: 599.663 km
Periapsis: 596.538 km
RAAN: 189.6784 deg
Eccentricy: 0.00022396
Argument of periapsis: 119.1247 deg
Mean anomaly: 241.0194 deg
Mean motion: 14.89947944 rev/day
Mean motion (dot): 0.00002957 rev/day2
B* drag term: 0.00031333059 1/REarth
Two-line elements (TLE)
Creation date: Oct. 25, 2025, 3:11 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 24, 2025, 3:56 p.m. UTC
TLE line 0: 0 ESSAIM-2
TLE line 1: 1 28495U 04049D 25297.66432352 .00002957 00000-0 31333-3 0 9990
TLE line 2: 2 28495 98.2419 189.6784 0002240 119.1247 241.0194 14.89947944125456
Live tracking on map
Real-time ground track for satellite ESSAIM-2.
In-orbit conjunctions
There are no conjunctions computed for ESSAIM-2, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Helios and Essaim are French miltary satellites for observation of Earth. Parasol is an Earth Observation research satellite.Nanosat 01 is a small technologu demonstator for the spanish space agency INTA.
ESSAIM-2 was lifted into orbit during the mission ‘Ariane 5 G+ | Helios 2A, Essaim 1, 2, 3, 4, PARASOL, Nanosat 01’, on board a Ariane 5 G+ space rocket.
The launch took place on Dec. 18, 2004, 4:26 p.m. from Ariane Launch Area 3.
For more information about the launch, click the button.
Ariane 5 G+ | Helios 2A, Essaim 1, 2, 3, 4, PARASOL, Nanosat 01
Agency: N/A
Status: Launch Successful
Launch date: Dec. 18, 2004, 4:26 p.m. UTC
Rocket: Ariane 5 G+
Launch pad: Ariane Launch Area 3
Location: Guiana Space Centre, French Guiana
...
Latest news about this satellite
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