4197 Morpheus help
Last update: 2025-07-29 02:36 UTC
Orbital Properties
Epoch
60800.0
MJD
Orbit type
Apollo
-
Perihelion (q)
0.522
au
Aphelion (Q)
4.068
au
Eccentricity (e)
0.772
-
Inclination (i)
12.6
deg
Orbit period (P)
1270.2
d
Earth MOID
0.09852
au
U parameter
0.0
-
Next Earth close approach
Date
2049-05-10
Nominal distance (from Earth center)
0.19448
au
29093441
km
Maximum Brightness
14.9
mag
Risk
Object is not in risk list
Physical Properties
Absolute Magnitude (H)
15
mag
Diameter
3670
m
Taxonomic type
Sq
Rotation period (T)
3.538
h
Discovery Information
Discovery Date
1982-10-11
Observatory
Palomar Mountain
ORBIT VISUALISATION TOOLS