JAPAN AEROSPACE EXPLORATION AGENCY

H-II | Kakehashi

SUCCESS H-II →
Feb 21, 1998 at 07:55 UTC
Geostationary Orbit Communications Tanegashima Space Center, Japan 86% success
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Mission Control3D trajectory · Live telemetry · AI narrator · Booster tracking
PADYoshinobu Launch Complex LP-1
SITETanegashima Space Center, Japan →
ORBITGeostationary Orbit
TYPECommunications

COMETS (Communication Engineering Test Satellite) a two-ton geostationary three-axis stabilized satellite, is being created to develop the new technologies required for future fields in communications and broadcasting.

VEHICLE
H-II
MISSION
Kakehashi
MISSION TYPE
Communications
TARGET ORBIT
Geostationary Orbit
COUNTRY
JPN
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 17e09ced-9767-4eee-a071-e7900a5ad5db
Reported date: Feb 21, 1998 at 07:55 UTC
Last synced: 49 seconds ago
This launch date and time are confirmed by the launch provider. Countdown is active.
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MANUFACTURER
Mitsubishi Heavy Industries
FLIGHTS
7
SUCCESSES
6
SUCCESS RATE
85.7%

The H-II rocket was a Japanese satellite launch system which flew seven times between 1994 and 1999 with 5 successes. It was developed by NASDA in order to give Japan a capability to launch larger satellites in the 1990s. It was the first two stage liquid fuelled rocket Japan made using only domestic technologies.

When is the H-II | Kakehashi launch?
The H-II | Kakehashi is scheduled for Saturday, February 21, 1998 at 7:55 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 Kakehashi?
The H-II | Kakehashi mission uses the H-II rocket, manufactured by Mitsubishi Heavy Industries. The H-II has flown 7 times with a 85.7% success rate.
Where is the H-II | Kakehashi launching from?
The launch takes place from Yoshinobu Launch Complex LP-1 at Tanegashima Space Center, Japan.
What orbit is Kakehashi going to?
The Kakehashi mission is targeting Geostationary Orbit.
Who is launching Kakehashi?
The H-II | Kakehashi is operated by Japan Aerospace Exploration Agency.
Can I watch the H-II | Kakehashi 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.
Mar 29, 2026 01:15 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 01:15 UTC
Launch date set: Feb 21, 1998 at 07:55 UTC
NET (No Earlier Than) confirmed by Japan Aerospace Exploration Agency
Mar 29, 2026 01:15 UTC
Launch completed successfully
Updated via Launch Library 2
Last data sync: 49 seconds ago
Launch Library 249 seconds ago
Launch ID: 17e09ced-9767-4eee-a071-e7900a5ad5db
Open-Meteo Weather1 day ago
Pad weather at 30.4, 130.98

Mission Profile

Kakehashi was a H-II mission operated by Japan Aerospace Exploration Agency that lifted off from Yoshinobu Launch Complex LP-1, Tanegashima Space Center, Japan on February 21, 1998. The flight carried its payload on a communications mission to Geostationary Orbit. The launch was a success.