Asteroids Near Earth

Asteroid 1999 HC1

1999 HC1 asteroid magnitude is 24.5 H and asteroid diameter is between 33 and 75 meters. Asteroid 1999 HC1 closest near miss earth distance is 2,842,460 kilometers on 15 April 1999.

Magnitude24.5 H
Diameter min.33.46 meters
Diameter max.74.82 meters
EquinoxJ2000
Orbit Uncertainty9 U
Orbital Period1063.91 days
Min. Orbit Intersection.00855592
Mean Anomaly5.943266
Mean Motion0.338375
Semi-major Axis2.039564 au
Eccentricity0.507489
Is Hazardous?No
Jupiter Tisserand invariant3.630
Inclination1.286721 deg
Ascending Node Longitude28.557926 deg
Perihelion Distance1.004508 au
Perihelion Argument159.193432 deg
Perihelion Time2451269.935848 JED
Aphelion Distance3.07462 au
Orbit Determination Date 6 April 2017
Epoch Osculation Date2451287.5

List of Asteroid 1999 HC1 Close Approaches to Earth

List of approaches near Earth of asteroid 1999 HC1 with distance and velocity information.

15 April 1999

Distance2,842,460 km
Distance (miles)1,766,222 mi
Lunar Distance7.39126 LD
Astronomical Distance0.019001 AU
Velocity (km per hour)25,763 km/h
Velocity (meters per second)7,156 m/s
Orbiting BodyEarth

Asteroid 1999 HC1 Velocity Distance Comparison

Asteroid Pass DateVelocityDistance
15 April 199925,763 km/h2,842,460 km