LowEarth

KKS-1 (KISEKI)

NORAD 33499· COSPAR 2009-002H· Active satellite· Amateur Radio· SSO
Launch
Launched on Jan 23, 2009 from Yoshinobu Launch Complex LP-1, Japan aboard a H-IIA 202.
H-IIA 202 | GOSAT
Live · TLE epoch 2026-09-11 17:49 UTC
Orbit class
SSO — Sun-Synchronous (LEO at 96–102° inclination)
Operator
JAXA
Country
Japan
Manufacturer
Launched
Jan 23, 2009
Mass
3 kg
Apogee
629 km
Perigee
617 km
Inclination
98.12°
Period
1.62 h

Altitude history

Apogee and perigee for KKS-1 (KISEKI) across 106 days of archived orbital elements (107 element sets, one per day).

Trend
Stable
Change
-0.8 km
Rate
-0.01 km/day
Now
617 × 629 km
623630617May 29Sep 12
Apogee Perigee

Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.

Launched with

2 other catalogued objects still in orbit from launch 2009-002 (H-IIA 202 | GOSAT).

Sources & further reading

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