Last update: 2019-02-15 22:50 UTC
Summary
Orbit Properties
Physical Properties
Observations
Ephemerides
Close Approaches
Possible Impacts
 
2017SA20
Orbital Properties
Orbit type Apollo
Perihelion (q) 0.889 au
Aphelion (Q) 1.311 au
Eccentricty (e) 0.192 -
Inclination (i) 0.1 deg
Orbit period (P) 421.4 days
Earth MOID 0.00015 au
Next Earth close approach
Date 2024/04/18
Nominal distance (from Earth center) 0.01514 au
2264822 km
Maximum Brightness 21.5 -
Risk
Object is in risk list
Object is not in priority list
Physical Properties
Absolute Magnitude (H) 28.3 -
Diameter 9* m
Taxonomic type -
Rotation period (T) - h
Orbit Visualization
Discovery Information
Discovery Date 2017-09-27
Observatory Mt. Lemmon Survey
External Links
Proper elements
*Estimated from the absolute magnitude using