MMS 3
NORAD 40484· COSPAR 2015-011C· ISS / Science· HEO
Launch
Launched on Mar 13, 2015 from Space Launch Complex 41, United States of America aboard a Atlas V 421.
Atlas V 421 | MMS →Live · TLE epoch 2026-10-24 00:00 UTC
Orbit class
HEO — Highly Elliptical (Molniya, Tundra, GTO)
Operator
National Aeronautics and Space Administration
Country
United States
Manufacturer
—
Launched
Mar 13, 2015
Mass
—
Apogee
171,437 km
Perigee
10,894 km
Inclination
73.25°
Period
3.51 d
Altitude history
Apogee and perigee for MMS 3 across 148 days of archived orbital elements (150 element sets, one per day).
Trend
Decaying
Change
-297.7 km
Rate
-2.01 km/day
Now
10833 × 171561 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
3 other catalogued objects still in orbit from launch 2015-011 (Atlas V 421 | MMS).
Sources & further reading
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