POPACS 3

NORAD 39270· COSPAR 2013-055F· Active satellite· CubeSats & Tech Demos· LEO

Launch

Launched on Sep 29, 2013 from Space Launch Complex 4E, United States of America aboard a Falcon 9 v1.1.

Falcon 9 v1.1 | CASSIOPE →

Live · TLE epoch 2026-10-24 03:31 UTC

Orbit class

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

Operator

United States Government

Country

United States

Manufacturer

—

Launched

Sep 29, 2013

Mass

—

Apogee

1,089 km

Perigee

319 km

Inclination

81.00°

Period

1.65 h

Altitude history

Apogee and perigee for POPACS 3 across 149 days of archived orbital elements (150 element sets, one per day).

Trend

Decaying

Change

-7.7 km

Rate

-0.05 km/day

Now

319 × 1089 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

2 other catalogued objects still in orbit from launch 2013-055 (Falcon 9 v1.1 | CASSIOPE).

CASSIOPE · 39265
POPACS 2 · 39269

Sources & further reading

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