MISSION OVERVIEW
A satellite for the study of solar flares during solar maximum
LAUNCH DETAILS
VEHICLE
Mu-3SMISSION
Hinotori
MISSION TYPE
Heliophysics
TARGET ORBIT
Low Earth Orbit
LAUNCH PAD
Mu CenterLAUNCH SITE
Uchinoura Space Center, JapanCOUNTRY
JPN
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 872135f8-435e-44c8-85a7-b16345351cc2
Reported date: Feb 21, 1981 at 00:30 UTC
Last synced: 7 minutes ago
This launch date and time are confirmed by the launch provider. Countdown is active.
LAUNCH MAP
PAD WEATHER
Loading weather…
CAN YOU SEE THIS LAUNCH?
Select a location to check if this launch is visible from where you are
VEHICLE — Mu-3S →
MANUFACTURER
Institute of Space and Astronautical Science
VARIANT
S
FLIGHTS
4
SUCCESSES
4
SUCCESS RATE
100%
The Mu, also known as M, was a series of Japanese solid-fuelled carrier rockets, which were launched from Uchinoura between 1966 and 2006. Originally developed by Japan's Institute of Space and Astronautical Science, Mu rockets were later operated by Japan Aerospace Exploration Agency following ISAS becoming part of it.
FREQUENTLY ASKED QUESTIONS
When is the Mu-3S | Hinotori launch?
The Mu-3S | Hinotori is scheduled for Saturday, February 21, 1981 at 12:30 AM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for Hinotori?
The Mu-3S | Hinotori mission uses the Mu-3S rocket, manufactured by Institute of Space and Astronautical Science. The Mu-3S has flown 4 times with a 100% success rate.
Where is the Mu-3S | Hinotori launching from?
The launch takes place from Mu Center at Uchinoura Space Center, Japan.
What orbit is Hinotori going to?
The Hinotori mission is targeting Low Earth Orbit.
Who is launching Hinotori?
The Mu-3S | Hinotori is operated by Institute of Space and Astronautical Science.
Can I watch the Mu-3S | Hinotori launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
LAUNCH TIMELINE
Mar 29, 2026 23:43 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 23:43 UTC
Launch date set: Feb 21, 1981 at 00:30 UTC
NET (No Earlier Than) confirmed by Institute of Space and Astronautical Science
Mar 29, 2026 23:43 UTC
Launch completed successfully
Updated via Launch Library 2
LIVE DATA SOURCES
Last data sync: 7 minutes ago
●Launch Library 27 minutes ago
Launch ID: 872135f8-435e-44c8-85a7-b16345351cc2
●Open-Meteo Weather1 day ago
Pad weather at 31.25, 131.08
BROWSE BY
Mission Profile
Hinotori was a Mu-3S mission operated by Institute of Space and Astronautical Science that lifted off from Mu Center, Uchinoura Space Center, Japan on February 21, 1981. The flight carried its payload on a heliophysics mission to Low Earth Orbit. The launch was a success.