SSAD:

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   Sun sensor attitude determination for sun-nadir pointing. 
   The sun sensors may be attached to the spacecraft solar array.
   See also SSEye.

   Since version 1.
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   Form:
   [yaw, sAPitch] = SSAD( mSS, eyeCoeff, uSun, roll )
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   Inputs
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   mSS          (n)       Magnitude of each sun sensor output
   eyeCoeff     (m)       Eye coefficients where mSS = a[1]*x^0 + a[2]*x^1 +...
                          where x = cos(theta)
   uSun         (3,1)     Sun vector in the body frame
   roll         (1,1)     Measured roll angle

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   Outputs
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   yaw           (1,1)    Yaw Measurement
   sAPitch       (1,1)    Solar array pitch measurement

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Children:

SC: Sensor/SSEye