Asteroids Near Earth

Asteroid 1991 JR

1991 JR asteroid magnitude is 23.4 H and asteroid diameter is between 56 and 124 meters. Asteroid 1991 JR closest near miss earth distance is 7,183,405 kilometers on 26 May 1991.

Magnitude23.4 H
Diameter min.55.53 meters
Diameter max.124.18 meters
Orbit Uncertainty8 U
Orbital Period608.75 days
Min. Orbit Intersection.0442511
Mean Anomaly339.276533
Mean Motion0.591374
Semi-major Axis1.405706 au
Is Hazardous?No
Jupiter Tisserand invariant4.689
Inclination10.144344 deg
Ascending Node Longitude60.226925 deg
Perihelion Distance1.038866 au
Perihelion Argument206.999695 deg
Perihelion Time2448423.542912 JED
Aphelion Distance1.772546 au
Orbit Determination Date 6 April 2017
Epoch Osculation Date2448388.5

List of Asteroid 1991 JR Close Approaches to Earth

List of approaches near Earth of asteroid 1991 JR with distance and velocity information.

27 May 2191

Distance7,566,777 km
Distance (miles)4,701,777 mi
Lunar Distance19.675924 LD
Astronomical Distance0.050581 AU
Velocity (km per hour)25,464 km/h
Velocity (meters per second)7,073 m/s
Orbiting BodyEarth

26 May 1991

Distance7,183,405 km
Distance (miles)4,463,561 mi
Lunar Distance18.679039 LD
Astronomical Distance0.048018 AU
Velocity (km per hour)25,286 km/h
Velocity (meters per second)7,024 m/s
Orbiting BodyEarth

Asteroid 1991 JR Velocity Distance Comparison

Asteroid Pass DateVelocityDistance
27 May 219125,464 km/h7,566,777 km
26 May 199125,286 km/h7,183,405 km