4 SBF Reference
BDSAlm
Number:
4119
"OnChange"
interval: block generated each time a new almanac data set is re-
ceived from a BeiDou satellite
The
block contains the decoded almanac data for one BeiDou satellite.
Parameter
Type Units
Do-Not-Use
Description
Sync1
c1
Block Header, see 4.1.1
Sync2
c1
u2
ID
u2
Length
u2
1
byte
u4
0.001
s
4294967295
u2
1
week
65535
u1
ID of the BeiDou satellite of which the almanac is given in this
block (see 4.1.9)
u1
1
week
Almanac week number
t_oa
u4
1
s
Almanac reference time
SQRT_A
f4
1
m
1/2
Square root of the semi-major axis
e
f4
Eccentricity
omega
f4
1
semi-circle
Argument of perigee
M_0
f4
1
semi-circle
Mean anomaly at reference time
OMEGA_0
f4
1
semi-circle
Longitude of ascending node of orbital plane computed accord-
ing to reference time
OMEGADOT
f4
1
semi-circle / s
Rate of right ascension
delta_i
f4
1
semi-circle
Correction of orbit reference inclination at reference time
a_f0
f4
1
s
Satellite clock bias
a_f1
f4
1
s / s
Satellite clock drift
Health
u2
Satellite health information (9 bits)
Reserved
u1[2]
Reserved for future use, to be ignored by decoding software
Padding
u1[..]
Padding bytes, see 4.1.5
359
Summary of Contents for PolaRx5TR
Page 1: ...PolaRx5TR Reference Guide Applicable to version 5 5 0 of the Firmware ...
Page 73: ...3 Command Line Reference Chapter 3 Command Line Reference 73 ...
Page 130: ...3 Command Line Reference COM1 gim CR R gim IonosphereModel off COM1 130 ...
Page 237: ...3 Command Line Reference COM1 237 ...
Page 279: ...3 Command Line Reference COM1 279 ...
Page 294: ...4 SBF Reference Chapter 4 SBF Reference 294 ...