System Description

System Description and Installation Manual for MXS ICD10004-01
© Sagetech Corporation 2018 Confidential Proprietary Export-Controlled Page 90 of 160
Vertical Rate
Byte Offset Byte Name Field Description
33
VR0
VR0 VR1 Vertical Rate
34
VR1 0x01
0x01
0xFE
0xF4
0x90
0xA2
500 ft/min going up
400 ft/min going up
-350 ft/min going down
Vertical Rate
This the altitude rate of change of the reported ADS-B participant. This is either the rate of change for the barometric
or the geometric altitude; whichever one is in the State Vector Message. The data is sent in the following format:
Sddddddd dddddddd
The S bit indicates whether the data is positive or negative. If the S bit is set to “ONE” then the data is negative and
the direction is down, if set to “ZERO” then the data is positive and the direction is up). The Vertical Rate is sent in
feet per minute with a resolution of 1.0 feet per minute.
Note: Vertical Rate is in 2's complement format.