Find Flock 4h-21
NORAD ID: 66724 • Int'l Des: 2025-276 • Owner: PLAN • Country: US • Constellation:
planet • operational
LEOCIRCULARRETROGRADESSO
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About Flock 4h-21
Flock 4h-21 (NORAD 66724) is a planet constellation satellite launched Nov 28, 2025 by PLAN of US. It operates in LEO, CIRCULAR, RETROGRADE, SSO orbit with a mass of 5.70 kg.
About Flock 4h-21
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Two-Line Element Set
1 66724U 25276BL 26202.16197750 .00004933 00000-0 22506-3 0 9992
2 66724 97.4162 275.4152 0003257 154.0737 206.0663 15.21074092 34850
Epoch: Jul 21, 2026 •
Age: 19 hours
Current Status
Altitude 514.6 km
Apogee / Perigee N/A
Velocity 7.61 km/s
Sub-Earth Point 72.75°N,
35.55°W
Launch Date Nov 28, 2025
Age 0.6 years
Type earth observation
Technical Details
Classification Payload
Mass 5.70 kg
Dry Mass 5.70 kg
Total Mass 5.70 kg
Length 0.30 m
Diameter 0.10 m
Span 0.30 m
Shape Box+2 pan
Manufacturer PLAN
Bus Type Cubesat 3U
Phase Status In Orbit
Owner/State PLAN/US
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