Find Flock 4h-28
NORAD ID: 66731 • Int'l Des: 2025-276 • Owner: PLAN • Country: US • Constellation:
planet • operational
LEOCIRCULARRETROGRADESSO
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About Flock 4h-28
Flock 4h-28 (NORAD 66731) 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-28
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Two-Line Element Set
1 66731U 25276BT 26202.14622071 .00008726 00000-0 40712-3 0 9990
2 66731 97.4162 274.9711 0003169 237.7730 122.3199 15.20082024 35574
Epoch: Jul 21, 2026 •
Age: 9 hours
Current Status
Altitude 509.6 km
Apogee / Perigee N/A
Velocity 7.61 km/s
Sub-Earth Point 3.86°N,
140.47°E
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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