LowEarth

LEMUR-2-SEJONG-2

NORAD 64586· COSPAR 2025-135BL· Active satellite· Earth Observation· SSO
Launch
Launched on Jun 23, 2025 from Space Launch Complex 4E, United States of America aboard a Falcon 9 Block 5.
Falcon 9 Block 5 | Transporter 14 (Dedicated SSO Rideshare)
Live · TLE epoch 2026-09-09 06:10 UTC
Orbit class
SSO — Sun-Synchronous (LEO at 96–102° inclination)
Operator
United States Government
Country
United States
Manufacturer
Launched
Jun 23, 2025
Mass
Apogee
583 km
Perigee
576 km
Inclination
97.77°
Period
1.60 h

Altitude history

Apogee and perigee for LEMUR-2-SEJONG-2 across 103 days of archived orbital elements (104 element sets, one per day).

Trend
Decaying
Change
-2.4 km
Rate
-0.02 km/day
Now
576 × 583 km
580585575May 29Sep 9
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

60 other catalogued objects still in orbit from launch 2025-135 (Falcon 9 Block 5 | Transporter 14 (Dedicated SSO Rideshare)).

…and 36 more from this launch.

Sources & further reading

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