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LandingTargetPose (UORB message)

Relative position of precision land target in navigation (body fixed, north aligned, NED) and inertial (world fixed, north aligned, NED) frames.

TOPICS: landing_target_pose

Fields

NameTypeUnit [Frame]Range/EnumDescription
timestampuint64usTime since system start
is_staticboolFlag indicating whether the landing target is static or moving with respect to the ground
rel_pos_validboolFlag showing whether relative position is valid
rel_vel_validboolFlag showing whether relative velocity is valid
rel_vel_ekf2_validboolFlag showing whether relative velocity is valid for EKF2 auxiliary velocity aiding
x_relfloat32mX/north position of target, relative to vehicle (navigation frame)
y_relfloat32mY/east position of target, relative to vehicle (navigation frame)
z_relfloat32mZ/down position of target, relative to vehicle (navigation frame)
vx_relfloat32m/sX/north velocity of target, relative to vehicle (navigation frame)
vy_relfloat32m/sY/east velocity of target, relative to vehicle (navigation frame)
vz_relfloat32m/sZ/down velocity of target, relative to vehicle (navigation frame)
cov_x_relfloat32m^2X/north position variance
cov_y_relfloat32m^2Y/east position variance
cov_z_relfloat32m^2Z/down position variance
cov_vx_relfloat32(m/s)^2X/north velocity variance
cov_vy_relfloat32(m/s)^2Y/east velocity variance
cov_vz_relfloat32(m/s)^2Z/down velocity variance
abs_pos_validboolFlag showing whether absolute position is valid
x_absfloat32mX/north position of target, relative to origin (navigation frame)
y_absfloat32mY/east position of target, relative to origin (navigation frame)
z_absfloat32mZ/down position of target, relative to origin (navigation frame)

Source Message

Source file (GitHub)

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c
# Relative position of precision land target in navigation (body fixed, north aligned, NED) and inertial (world fixed, north aligned, NED) frames

uint64 timestamp # [us] Time since system start

bool is_static # [-] Flag indicating whether the landing target is static or moving with respect to the ground

bool rel_pos_valid # [-] Flag showing whether relative position is valid
bool rel_vel_valid # [-] Flag showing whether relative velocity is valid
bool rel_vel_ekf2_valid # [-] Flag showing whether relative velocity is valid for EKF2 auxiliary velocity aiding

float32 x_rel # [m] X/north position of target, relative to vehicle (navigation frame)
float32 y_rel # [m] Y/east position of target, relative to vehicle (navigation frame)
float32 z_rel # [m] Z/down position of target, relative to vehicle (navigation frame)

float32 vx_rel # [m/s] X/north velocity of target, relative to vehicle (navigation frame)
float32 vy_rel # [m/s] Y/east velocity of target, relative to vehicle (navigation frame)
float32 vz_rel # [m/s] Z/down velocity of target, relative to vehicle (navigation frame)

float32 cov_x_rel # [m^2] X/north position variance
float32 cov_y_rel # [m^2] Y/east position variance
float32 cov_z_rel # [m^2] Z/down position variance

float32 cov_vx_rel # [(m/s)^2] X/north velocity variance
float32 cov_vy_rel # [(m/s)^2] Y/east velocity variance
float32 cov_vz_rel # [(m/s)^2] Z/down velocity variance

bool abs_pos_valid # [-] Flag showing whether absolute position is valid

float32 x_abs # [m] X/north position of target, relative to origin (navigation frame)
float32 y_abs # [m] Y/east position of target, relative to origin (navigation frame)
float32 z_abs # [m] Z/down position of target, relative to origin (navigation frame)