Asteroids Near Earth

Asteroid 1998 HM1

1998 HM1 asteroid magnitude is 24.4 H and asteroid diameter is between 35 and 78 meters. Asteroid 1998 HM1 closest near miss earth distance is 3,110,560 kilometers on 30 April 1998.

Magnitude24.4 H
Diameter min.35.04 meters
Diameter max.78.35 meters
EquinoxJ2000
Orbit Uncertainty8 U
Orbital Period609.93 days
Min. Orbit Intersection.0159145
Mean Anomaly329.431525
Mean Motion0.59023
Semi-major Axis1.407522 au
Eccentricity0.359366
Is Hazardous?No
Jupiter Tisserand invariant4.666
Inclination3.242176 deg
Ascending Node Longitude202.464546 deg
Perihelion Distance0.901706 au
Perihelion Argument69.430744 deg
Perihelion Time2450976.290761 JED
Aphelion Distance1.913337 au
Orbit Determination Date 6 April 2017
Epoch Osculation Date2450924.5

List of Asteroid 1998 HM1 Close Approaches to Earth

List of approaches near Earth of asteroid 1998 HM1 with distance and velocity information.

26 September 1998

Distance66,025,992 km
Distance (miles)41,026,649 mi
Lunar Distance171.687668 LD
Astronomical Distance0.441356 AU
Velocity (km per hour)20,054 km/h
Velocity (meters per second)5,571 m/s
Orbiting BodyEarth

30 April 1998

Distance3,110,560 km
Distance (miles)1,932,813 mi
Lunar Distance8.088403 LD
Astronomical Distance0.020793 AU
Velocity (km per hour)30,803 km/h
Velocity (meters per second)8,556 m/s
Orbiting BodyEarth

8 April 1983

Distance43,086,440 km
Distance (miles)26,772,673 mi
Lunar Distance112.037865 LD
Astronomical Distance0.288015 AU
Velocity (km per hour)62,735 km/h
Velocity (meters per second)17,426 m/s
Orbiting BodyEarth

Asteroid 1998 HM1 Velocity Distance Comparison

Asteroid Pass DateVelocityDistance
26 September 199820,054 km/h66,025,992 km
30 April 199830,803 km/h3,110,560 km
8 April 198362,735 km/h43,086,440 km