Table 1.

Parameters used in spacecraft dynamics simulation.

Parameter	Value	Unit
S/C Inertia xx	3000	kg.m2
S/C Inertia yy	2500	kg.m2
S/C Inertia zz	3500	kg.m2
RW Inertia	0.16	kg.m2
RW max torque	0.2	N.m
RW 1 pointing vector	[1, 0, 0]	–
RW 2 pointing vector	[0, 1, 0]	–
RW 3 pointing vector	[0, 0, 1]	–
RW 4 pointing vector	[1, 1, 1]	–
State noise in attitude	σ = 1E-8	–
State noise in rate	σ = 1E-8	rad/s
Meas. noise in attitude sim	σ = 1E-6	–
Meas. noise in rate sim	σ = 1E-6	rad/s
Noise in applied torque	σ = 0.001	N.m
Meas. noise in attitude tlm.	σ = 7E-5	–
Meas. noise in rate tlm.	σ = 2E-4	rad/s
Meas. noise in RW speed tlm.	σ = 0.25	rad/s