1991BA help
Last update: 2024-03-19 07:01 UTC
Orbital Properties
Epoch
60400.0
MJD
Orbit type
Apollo
-
Perihelion (q)
0.701
au
Aphelion (Q)
3.498
au
Eccentricity (e)
0.666
-
Inclination (i)
2.1
deg
Orbit period (P)
1111.5
d
Earth MOID
0.00057
au
U parameter
9.0
-
Next Earth close approach
Date
2055-01-09
Nominal distance (from Earth center)
0.18616
au
27849432
km
Maximum Brightness
28
mag
Risk
Object is in risk list
Object is not in priority list
Physical Properties
Absolute Magnitude (H)
28.8
mag
Diameter
5 - 11*
m
Taxonomic type
-
Rotation period (T)
-
h
Discovery Information
Discovery Date
1991-01-18
Observatory
Steward Observatory, Kitt Peak-Spacewatch
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