101955 Bennu help
Last update: 2024-03-19 09:01 UTC
Orbital Properties
Epoch
60400.0
MJD
Orbit type
Apollo
-
Perihelion (q)
0.897
au
Aphelion (Q)
1.355
au
Eccentricity (e)
0.204
-
Inclination (i)
6.0
deg
Orbit period (P)
436.4
d
Earth MOID
0.00253
au
U parameter
0.0
-
A2
-45.3
10-15au/days2
Next Earth close approach
Date
2037-02-11
Nominal distance (from Earth center)
0.09871
au
14767294
km
Maximum Brightness
18.2
mag
Risk
Object is in risk list
Object is not in priority list
Physical Properties
Absolute Magnitude (H)
20.6
mag
Diameter
484
m
Taxonomic type
B
Rotation period (T)
4.290
h
Discovery Information
Discovery Date
1999-09-11
Observatory
Lincoln Laboratory ETS, New Mexico
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