4197 Morpheus help
Last update: 2026-06-17 13:02 UTC
Orbital Properties
Epoch
61200.0
MJD
Orbit type
Apollo
-
Perihelion (q)
0.522
au
Aphelion (Q)
4.069
au
Eccentricity (e)
0.773
-
Inclination (i)
12.6
deg
Orbit period (P)
1270.4
d
Earth MOID
0.09858
au
U parameter
0.0
-
Next Earth close approach
Date
2049-05-10
Nominal distance (from Earth center)
0.19448
au
29093439
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