HMU-SAT2

NORAD 67688· COSPAR 1998-067YE· ISS / Science· LEO

Launch

Launched on Nov 20, 1998 from 81/23 (81L), Kazakhstan aboard a Proton-K.

Proton | Zarya →

Live · TLE epoch 2026-09-08 08:01 UTC

Orbit class

LEO — Low Earth Orbit (circular, < 2,000 km)

Operator

JAXA

Country

Japan

Manufacturer

—

Launched

Nov 20, 1998

Mass

—

Apogee

354 km

Perigee

343 km

Inclination

51.62°

Period

1.52 h

Altitude history

Apogee and perigee for HMU-SAT2 across 103 days of archived orbital elements (105 element sets, one per day).

Trend

Decaying

Change

-45.2 km

Rate

-0.44 km/day

Now

343 × 354 km

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

14 other catalogued objects still in orbit from launch 1998-067 (Proton | Zarya).

ISS (ZARYA) · 25544
HRC MONOBLOCK CAMERA · 66052
DUPLEX · 66906
KNACKSAT-2 · 67683
GXIBA-1 · 67685
UITMSAT-2 · 67686
LEOPARD · 67687
HOKUSHIN-1 · 69648
ISS OBJECT YJ · 69794
PROVES-ELECTRA · 69795
ISS OBJECT YL · 69796
ISS OBJECT YM · 69797
ISS OBJECT YN · 69798
ISS OBJECT YP · 69799

Sources & further reading

Embed this satellite on your site

Free for editorial use. Attribution back to LowEarth is required.

<iframe src="https://lowearth.app/embed/67688" width="640" height="400" frameborder="0" allow="fullscreen"></iframe>