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HELIOS 2A (28492)
COSPAR: 2004-049A | Alt Name: Helios IIA
Image
Additional Sources
Launch Details
Launch Date
December 18, 2004
Launch Site
FRGUI
Launch Pad
ELA3
Launch Vehicle
Ariane 5G+
Orbital Elements
NORAD ID
28492
International Designator
2004-049A
Epoch
Sat, 04 Jul 2026 03:33:19 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
98.26°
Right Ascension
239.95°
Eccentricity
Calculating...
Argument of Perigee
242.69°
Period
95.82 min
Mean Motion
15.03 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
HELIOS 2A
Alternative Name
Helios IIA
Type
Payload
Status
Non-operational
Owner
CNES/DGA
Country
France
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 28492U 04049A 26185.14814145 .00001916 00000-0 14806-3 0 9991
2 28492 98.2570 239.9454 0001009 242.6898 117.4223 15.02866871156313
Source: Celestrak
Summary
HELIOS 2A (also known as Helios IIA) is a reconnaissance satellite equipped for electro-optical missions, launched by CNES/DGA on December 18, 2004, from the ELA3 launch pad at Guiana Space Centre using an Ariane 5G+ rocket. The spacecraft has dimensions of 6 meters in length, 3.7 meters in diameter, and a span of 10 meters. It weighs 4000 kilograms when dry and had a launch mass of 4200 kilograms. The satellite is part of the SPOT Mk.3 configuration under the BUS classification SPOT, manufactured by ASTT. Power generation for HELIOS 2A is provided through deployable solar arrays and batteries.
Physical Characteristics
Length
6
Diameter
3.7
Span
10
Dry Mass
4000
Launch Mass
4200
Shape
Box + Pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Helios 2A
Purpose
Reconnaissance, electro-optical
Mission
Reconnaissance, electro-optical
Manufacturer
ASTT
Life Expectancy
Unknown
Bus
SPOT
Configuration
SPOT Mk.3
Motor
?
Equipment
?
Power System
Deployable solar array, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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