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Lagenwinkelscheibe (AOB Disc)
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Note - This was a simpler device than the attack disc, the latter being designed more for no-TDC shooting (irrelevant in AotD).
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I Want to Find:True Bearing1
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Then Input the Following:
Own Course, Relative Bearing
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ReciprocalPerpendicular
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Own Course:10190280100
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Target Course:29011020020
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AOB (neg for bow left):25
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Relative Bearing:20200290110
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True Bearing:13193283103
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Result:
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True Bearing:30210300120
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