Compact Horizon Sensing for Precise Performance

Earth Horizon Sensor is a compact, low power attitude determination sensor designed to support reliable Earth referenced orientation for CubeSat and MicroSat missions.

PRODUCT OVERVIEW

Reliable Earth Reference for Smarter SmallSat Attitude Control

The sensor processes the Earth’s horizon image to calculate the vector toward Earth’s center, using infrared based sensing to operate reliably in both sunlight and eclipse for stable Earth-pointing missions.
VALUE AT GLANCE

Performance Efficiency and Reliability

Calculates the vector pointing to the center of the Earth
from the image of the horizon, supporting accurate Earth
referenced attitude determination.
TECHNICAL FEATURES
Measurement Accuracy
1° (3σ)

Supply Voltage
5 V

Maximum Current
40 mA

Mass
24 grams

Dimensions
40 x 25 x 20 mm
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Stable Earth-Pointing Confidence

From compact small satellite platforms to higher-moment microsatellite applications, Plan-S Magnetic Torque Rod solutions help missions achieve reliable stabilization, efficient momentum management and simplified ADCS integration.
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