BISONSAT

NORAD 40974· COSPAR 2015-058L· Active satellite· CubeSats & Tech Demos· LEO

Launch

Launched on Oct 8, 2015 from Space Launch Complex 3E, United States of America aboard a Atlas V 401.

Atlas V 401 | NROL-55 (Multipayload mission) →

Live · TLE epoch 2026-09-11 09:11 UTC

Orbit class

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

Operator

United States Government

Country

United States

Manufacturer

—

Launched

Oct 8, 2015

Mass

—

Apogee

577 km

Perigee

458 km

Inclination

64.76°

Period

1.58 h

Altitude history

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

Trend

Decaying

Change

-6.8 km

Rate

-0.06 km/day

Now

458 × 577 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

11 other catalogued objects still in orbit from launch 2015-058 (Atlas V 401 | NROL-55 (Multipayload mission)).

AEROCUBE 5C · 40965
AEROCUBE 7 · 40966
FOX-1A (AO-85) · 40967
SINOD-D 1 · 40968
SNAP-3 ALICE · 40970
LMRST-SAT · 40971
SNAP-3 EDDIE · 40972
PROPCUBE 3 · 40973
SNAP-3 JIMI · 40975
PROPCUBE 1 (FLORA) · 40976
SINOD-D 3 · 40977

Sources & further reading

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