Fixed what seems to be an ICAO documentation error: sign reversed in vertical speed in BDS60 messages.

2017-03-29 21:32:40 +02:00
parent 140f312c11
commit 8de58bb01f
2 changed files with 9 additions and 3 deletions
--- a/pyModeS/ehs.py
+++ b/pyModeS/ehs.py
@@ -856,7 +856,7 @@ def vr60baro(msg):

    sign = d[35]    # 1 -> minus
    value = util.bin2int(d[36:45]) * 32   # feet/min
-    roc = -1*value if sign else value
+    roc = value if sign else -1*value
    return roc


@@ -876,7 +876,7 @@ def vr60ins(msg):

    sign = d[46]    # 1 -> minus
    value = util.bin2int(d[47:56]) * 32   # feet/min
-    roc = -1*value if sign else value
+    roc = value if sign else -1*value
    return roc