Skip to main content
T-Minus Zero
Comm Link
---
--
Manifest
Loading
TMinusZero
Loading
Preparing the latest launch data.
HEAO 1 (NORAD 10217) | T-Minus Zero
Satellite
HEAO 1
1977-075A
NORAD 10217
United States (US)
Ops: D
All satellites
Back to launch list
Catalog
Owner
United States (US)
Object type
PAY
Launch site
AFETR
Launch designator
1977-075
Period
87.63 min
Inclination
22.74°
Altitude
157 km → 157 km
RCS
9.803 m²
SATCAT updated
2026-01-31T18:45:01.459+00:00
Orbit (latest)
No orbit elements found yet.
