GRUS-1B

NORAD 47934· COSPAR 2021-022C· Active satellite· Other / Unclassified· SSO

Launch

Launched on Mar 22, 2021 from 31/6, Kazakhstan aboard a Soyuz 2.1a Fregat-M.

Soyuz 2.1a/Fregat-M | CAS500-1 & rideshare →

Live · TLE epoch 2026-10-24 06:57 UTC

Orbit class

SSO — Sun-Synchronous (LEO at 96–102° inclination)

Operator

JAXA

Country

Japan

Manufacturer

—

Launched

Mar 22, 2021

Mass

—

Apogee

583 km

Perigee

565 km

Inclination

97.52°

Period

1.60 h

Altitude history

Apogee and perigee for GRUS-1B across 59 days of archived orbital elements (60 element sets, one per day).

Trend

Stable

Change

-0.4 km

Rate

-0.01 km/day

Now

565 × 583 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

5 other catalogued objects still in orbit from launch 2021-022 (Soyuz 2.1a/Fregat-M | CAS500-1 & rideshare).

CAS500-1 · 47932
GRUS-1C · 47933
GRUS-1E · 47935
GRUS-1D · 47936
UNISAT-7 · 47945

Sources & further reading

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