STARLINK-2121

NORAD 47399 · 2021-005BC

PAYLOAD ACTIVE UNKNOWN

§ Identity

Operator: —
Country: US
Launch date: 2021-01-20
Launch site: AFETR
Launch vehicle: —
Mass (kg): —
RCS (m²): —

Purposes: comms

External: N2YO · Heavens-Above · Gunter

§ Orbital elements

Epoch: 2026-09-19T12:27:47.598624Z

Period: 94.01 min
Inclination: 53.1598°
Eccentricity: 0.0001316
Mean motion: 15.31693284 rev/d
Perigee alt: 469.9 km
Apogee alt: 471.7 km
Semi-major: 6,848.9 km
B*: -1.9529e-7
RAAN: 214.6472°
Arg perigee: 87.2229°
Mean anomaly: 272.8923°
Rev number: 31,309

§ Raw data

STARLINK-21211 47399U 21005BC  26262.51930091 -.00000371  00000+0 -19529-6 0  99902 47399  53.1598 214.6472 0001316  87.2229 272.8923 15.31693284313093

JSON: /api/v1/satellites/47399 · /tle

For live sub-satellite position, see the globe view (requires WebGL).

§ Visibility from observer

Set your observer location to see the next 7 days of passes ≥ 10°. The values pass through the URL so the page stays shareable.

No JS? Fill the form by hand. The geolocation button needs JavaScript.