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Thread: FM position determination
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Old 7th Aug 2011, 05:53
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Bagot_Community_Locator
 
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FM position determination
FM = FMC/FMS/FMGS/FMGC...(the Flight Management system)

If FM 1 and FM 2 use the same source to calculate its positions, then why do :
- FMS 1 (3IRS GPS)
- FMS 2 (3IRS GPS)
- GPIRS
positions all differ ?

Especially FMS 1 and FMS 2 if both using 3IRS GPS
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