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add knots <-> feet-per-second conversion constants

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mfranz 2006-06-25 11:55:56 +00:00
parent 49fe06498a
commit 353dd73e24
1 changed files with 6 additions and 0 deletions
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6
simgear/constants.h
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@ -128,6 +128,12 @@
/** Knots to Miles per second */ /** Knots to Miles per second */
#define SG_KT_TO_MPS 0.5144444444444444444 #define SG_KT_TO_MPS 0.5144444444444444444
/** Feet per second to Knots */
#define SG_FPS_TO_KT 0.5924838012958962841
/** Knots to Feet per second */
#define SG_KT_TO_FPS 1.6878098571011956874
/** Miles per second to Miles per hour */ /** Miles per second to Miles per hour */
#define SG_MPS_TO_MPH 2.2369362920544020312 #define SG_MPS_TO_MPH 2.2369362920544020312