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-rw-r--r--gps.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/gps.h b/gps.h
index 4af5370b..abba75c6 100644
--- a/gps.h
+++ b/gps.h
@@ -88,7 +88,7 @@ struct gps_fix_t {
#define MODE_NO_FIX 1 /* none */
#define MODE_2D 2 /* good for latitude/longitude */
#define MODE_3D 3 /* good for altitude/climb too */
- double ept; /* Expected time uncertainty */
+ double ept; /* Expected time uncertainty, seconds */
double latitude; /* Latitude in degrees (valid if mode >= 2) */
double epy; /* Latitude position uncertainty, meters */
double longitude; /* Longitude in degrees (valid if mode >= 2) */