Helios 1B - Satellite Information
Eckley;
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Designation
Spacetrack catalog number
25977
COSPAR ID
1999-064-A
Name in Spacetrack catalog
HELIOS 1B
Satellite Details
Orbit
630 x 633 km, 98.2°
Category
Military reconnaissance
Country/organitisation of origin
France
Mass
2,544 kg
Intrinsic brightness (
Mag
)
5.7 (at 1000km distance, 50% illuminated)
Maximum brightness (
Mag
)
3.7 (at perigee, 100% illuminated)
Launch
Date (UTC)
03 December 1999 16:22
Launch site
Centre Spatial Guyanais
,
French Guiana
Launch vehicle
Ariane 40
Description
Based on the Matra Marconi Spot 4 bus.
Developed and maintained by
Chris Peat
, Heavens-Above GmbH. Please read the updated
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before sending e-mail.
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