4 SBF Reference
BDSCNav2
Number:
4252
"OnChange"
interval: block generated when a new data set is received
The
BDSCNav2
block contains the B-CNAV2 navigation data decoded from the B2a signal of
a 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
PRNidx
u1
PRN number of the satellite in the BeiDou constellation (1 for
C01, 2 for C02, etc...).
Warning
: this is the index within the constellation and not the
global PRN number defined in 4.1.9.
Flags
u1
Bit field:
Bits 0-1: Satellite type (1: GEO, 2: IGSO, 3: MEO).
Bits 2-7: Reserved
t_oe
u4
1
s
Ephemeris reference time of week
A
f8
1
m
Semi-major axis at reference time (
∆
A
plus
A
ref
)
A_DOT
f8
1
m / s
Change rate in semi-major axis (
˙
A
)
DELTA_n0
f4
1
semi-circle / s
Mean motion difference from computed value at reference
time
DELTA_n0_DOT
f4
1
semi-circle / s
2
Rate of mean motion difference from computed value
M_0
f8
1
semi-circle
Mean anomaly
e
f8
Eccentricity
omega
f8
1
semi-circle
Argument of perigee
OMEGA_0
f8
1
semi-circle
Longitude of ascending node
OMEGADOT
f4
1
semi-circle / s
Rate of right ascension
i_0
f8
1
semi-circle
Inclination angle
IDOT
f4
1
semi-circle / s
Rate of inclination angle
C_is
f4
1
rad
Amplitude of the sine harmonic correction term to the angle of
inclination
C_ic
f4
1
rad
Amplitude of the cosine harmonic correction term to the angle
of inclination
C_rs
f4
1
m
Amplitude of the sine harmonic correction term to the orbit ra-
dius
C_rc
f4
1
m
Amplitude of the cosine harmonic correction term to the orbit
radius
C_us
f4
1
rad
Amplitude of the sine harmonic correction term to the argu-
ment of latitude
C_uc
f4
1
rad
Amplitude of the cosine harmonic correction term to the argu-
ment of latitude
t_oc
u4
1
s
Clock correction parameters reference time
a_2
f4
1
s / s
2
Clock drift rate
a_1
f4
1
s / s
Clock drift
a_0
f8
1
s
Clock bias
t_op
u4
1
s
Time of week for data prediction
SISAI_ocb
u1
Satellite orbit radius and fixed satellite clock bias accuracy in-
dex
357
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 ...