4769 Castalia help
Last update: 2024-03-19 09:01 UTC
Orbital Properties
Epoch
60400.0
MJD
Orbit type
Apollo
-
Perihelion (q)
0.549
au
Aphelion (Q)
1.577
au
Eccentricity (e)
0.483
-
Inclination (i)
8.9
deg
Orbit period (P)
400.3
d
Earth MOID
0.02055
au
U parameter
0.0
-
A2
-8.3
10-15au/days2
Next Earth close approach
Date
2027-04-04
Nominal distance (from Earth center)
0.12883
au
19272093
km
Maximum Brightness
16.6
mag
Risk
Object is not in risk list
Object is not in priority list
Physical Properties
Absolute Magnitude (H)
17.5
mag
Diameter
1300
m
Taxonomic type
S
Rotation period (T)
4.095
h
Discovery Information
Discovery Date
1989-08-09
Observatory
Palomar Mountain
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