Asteroids Near Earth

Asteroid 2004 HC39

2004 HC39 asteroid magnitude is 21.5 H and asteroid diameter is between 133 and 298 meters. Asteroid 2004 HC39 closest near miss earth distance is 5,142,437 kilometers on 12 May 2004.

Magnitude21.5 H
Diameter min.133.22 meters
Diameter max.297.88 meters
Orbit Uncertainty7 U
Orbital Period891.83 days
Min. Orbit Intersection.00706862
Mean Anomaly147.782504
Mean Motion0.403665
Semi-major Axis1.813241 au
Is Hazardous?YES
Jupiter Tisserand invariant3.858
Inclination14.661138 deg
Ascending Node Longitude56.084572 deg
Perihelion Distance0.905556 au
Perihelion Argument224.210561 deg
Perihelion Time2457634.397769 JED
Aphelion Distance2.720927 au
Orbit Determination Date 6 April 2017
Epoch Osculation Date2458000.5

List of Asteroid 2004 HC39 Close Approaches to Earth

List of approaches near Earth of asteroid 2004 HC39 with distance and velocity information.

12 May 2004

Distance5,142,437 km
Distance (miles)3,195,362 mi
Lunar Distance13.3719 LD
Astronomical Distance0.034375 AU
Velocity (km per hour)51,188 km/h
Velocity (meters per second)14,219 m/s
Orbiting BodyEarth

13 September 1906

Distance60,725,028 km
Distance (miles)37,732,783 mi
Lunar Distance157.903549 LD
Astronomical Distance0.405922 AU
Velocity (km per hour)72,547 km/h
Velocity (meters per second)20,152 m/s
Orbiting BodyEarth

Asteroid 2004 HC39 Velocity Distance Comparison

Asteroid Pass DateVelocityDistance
12 May 200451,188 km/h5,142,437 km
13 September 190672,547 km/h60,725,028 km