2026-244Latest orbital launch: Falcon 9 · Starlink Group 15-16 · Oct 27, 2026 · VandenbergLaunch record →
sci-techmaventhe history of spaceflight, in data
  1. Home
  2. Spacecraft
  3. ISS 1
// space science · 1976

ISS 1

ISS 1 was launched on February 29, 1976 aboard a N-1 from Tanegashima. Latest status in GCAT: in orbit.

COSPAR 1976-019ANORAD 8709Japan

Identity

Name in GCAT
Ume
Common name
ISS 1
Payload designation
ISS
International designator
1976-019A
NORAD catalog number
8709
GCAT identifier
S08709
UN registration
A/AC.105/INF.340

Mission

Mission type
Space science
Use
Civil government
Program
NASDA Sci
Owner
NASDA
Country
Japan
Builder
Mitsubishi Electric Co.
Platform (bus)
ISS

Launch

Date
February 29, 1976 · 03:30 UTC
Launch record
1976-019Success
Rocket
N-1
Spaceport
Tanegashima · pad N

Orbit and fate

Orbit class (GCAT)
LEO/I
Perigee
991 km
Apogee
1,006 km
Inclination
69.67°
Status
In orbit
Last known active
Apr 2, 1976
End of operations
Apr 2, 1976

Size

Mass
135 kg
Dry mass
135 kg
Length
0.9 m
Diameter
0.80 m
Span
36.8 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q11260751 (CC0).