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The observability problems are greatly intensified if the telescope is rigidly mounted to the IMU.

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The observability problems are greatly intensified if the telescope is rigidly mounted to the IMU.

(a) True

(b) False

This question was addressed to me in unit test.

This intriguing question originated from Stellar Inertial Navigation Theory topic in section Celestial Navigation, Doppler and Altimeter Radars of Avionics

1 Answer

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The correct option is (a) True

For explanation: Observability problems associated with the Kalman filter are greatly intensified in a stellar inertial navigation system if the telescope is rigidly mounted to the IMU even though the IMU is gimballed to provide star pointing.

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