About

Helios 1B

operational
NORAD ID: 25977 • Int'l Des: 1999-064 • Owner: CNES/DGA • Country: F
LEOCIRCULARRETROGRADESSO
POV Track Ground

About Helios 1B

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Live Position

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Upcoming Passes

Altitude History

Altitude vs Time

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Two-Line Element Set

1 25977U 99064A 25278.43982593 .00003054 00000-0 34847-3 0 9996
2 25977 98.1778 171.0958 0001286 130.6139 229.5188 14.86878148662186
Epoch: Oct 5, 2025 • Age: 13 hours

Current Status

Altitude 616.6 km
Velocity 7.56 km/s
Sub-Earth Point 55.21°N, 148.98°E
Launch Date Dec 3, 1999
Age 25.8 years
Type other

Technical Details

Classification Payload
Mass 2544.00 kg
Dry Mass 2500.00 kg
Total Mass 2544.00 kg
Length 3.50 m
Diameter 2.00 m
Span 4.00 m
Shape Box + Pan
Manufacturer MMST
Bus Type Spot 4
Phase Status In Orbit
Owner/State CNES/DGA/F
Data: planet4589.org

Large Constellations

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