CAS500-3

NORAD 66655· COSPAR 2025-274F· Active satellite· Earth Observation· SSO

Launch

Launched on Nov 26, 2025 from LC-2, South Korea aboard a KSLV-2 Nuri.

Nuri | CAS500-3 →

Live · TLE epoch 2026-10-24 05:31 UTC

Orbit class

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

Operator

KARI

Country

South Korea

Manufacturer

—

Launched

Nov 26, 2025

Mass

—

Apogee

610 km

Perigee

604 km

Inclination

97.75°

Period

1.61 h

Altitude history

Apogee and perigee for CAS500-3 across 149 days of archived orbital elements (150 element sets, one per day).

Trend

Stable

Change

-0.4 km

Rate

-0.00 km/day

Now

604 × 610 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

12 other catalogued objects still in orbit from launch 2025-274 (Nuri | CAS500-3).

BEE-1000 · 66650
2025-274B · 66651
2025-274C · 66652
INHA-ROSAT · 66653
JACK E · 66654
2025-274G · 66656
SPIRONE · 66657
COSMIC · 66658
JACK K · 66659
K-HERO · 66660
SNUGLITE-III · 66661
E3T-1 (E3TESTER-1) · 66662

Sources & further reading

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