Institute of Space and Astronautical ScienceMu-3SMu Center, Uchinoura Space Center, Japan
Ohzora
Launched
February 14, 1984
Summary
Ohzora launched on an Institute of Space and Astronautical Science Mu-3S from Mu Center, Uchinoura Space Center, Japan on February 14, 1984. It was Institute of Space and Astronautical Science's 20th launch, 1st this year and humanity's 2,790th orbital launch attempt. It was the 4th Mu-3S flight and the 1st this year. The payload was bound for low Earth orbit (LEO). Ohzora, one of 6 catalogued objects, reached a 364 × 874 km orbit inclined 74.6°. 6 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Booster
- No booster details on record.
- Mission
- Earth Science · Low Earth Orbit (LEO)
- Milestone
- 4th Mu-3S flight · 1st this yearInstitute of Space and Astronautical Science's 20th launch1st this yearhumanity's 2,790th orbital launch attempt15th orbital launch attempt this year
Flight preview
Orbit: as tracked
Ohzora · NORAD 14722 · 1984-015 · Space-Track · tracking 1 of 6 objects
Show the numbers for orbit elements
- Object
- OHZORA (EXOS C)
- Object ID
- 1984-015A
- Epoch
- 1984-02-14 17:06:27 UTC
- Mean motion
- 14.8562747 rev/day
- Eccentricity
- 0.0365121
- Inclination
- 74.594°
- Ascending node
- 224.8282°
- Arg. of perigee
- 161.3592°
- Mean anomaly
- 200.1136°
- Element set
- 999
- Rev at epoch
- 6
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.
Catalogued objects
6 catalogued: 1 payload, 1 rocket stage, 4 debris; none still in orbit
- Ohzora · NORAD 14722 · re-entered December 26, 1988
M-3S-4 Stage 3 · re-entered July 19, 1989
Data from J. McDowell, planet4589.org
About this launch
Japanese upper atmosphere research satellite
Pad

Mu Center, Uchinoura Space Center, Japan
15th launch from Mu Center, 1st this year · 20th from Uchinoura Space Center, Japan
36 launches from this pad · 43 from Uchinoura Space Center, Japan
359 days after the previous launch from this pad
Questions
When did Ohzora launch?
Ohzora launched on February 14, 1984. The time is known to the hour, not the minute.
Where can I watch Ohzora?
No webcast is on record for this launch.
What rocket launched Ohzora?
Mu-3S, flown by Institute of Space and Astronautical Science. Mu-3S spec sheet
Where did Ohzora launch from?
Mu Center, Uchinoura Space Center, Japan.
What orbit did Ohzora reach?
Ohzora, one of 6 catalogued objects, reached a 364 × 874 km orbit inclined 74.6°.
How many satellites did Ohzora launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).