Asteroids Near Earth

Asteroid 2011 GC55

2011 GC55 asteroid magnitude is 23 H and asteroid diameter is between 67 and 149 meters. Asteroid 2011 GC55 closest near miss earth distance is 7,328,060 kilometers on 30 March 2011.

Magnitude23 H
Diameter min.66.77 meters
Diameter max.149.29 meters
Orbit Uncertainty7 U
Orbital Period900.5 days
Min. Orbit Intersection.0334935
Mean Anomaly237.152941
Mean Motion0.399779
Semi-major Axis1.824971 au
Is Hazardous?No
Jupiter Tisserand invariant3.815
Inclination2.77429 deg
Ascending Node Longitude98.916182 deg
Perihelion Distance0.766045 au
Perihelion Argument22.446349 deg
Perihelion Time2458307.787391 JED
Aphelion Distance2.883898 au
Orbit Determination Date 6 April 2017
Epoch Osculation Date2458000.5

List of Asteroid 2011 GC55 Close Approaches to Earth

List of approaches near Earth of asteroid 2011 GC55 with distance and velocity information.

30 March 2011

Distance7,328,060 km
Distance (miles)4,553,445 mi
Lunar Distance19.055187 LD
Astronomical Distance0.048985 AU
Velocity (km per hour)51,014 km/h
Velocity (meters per second)14,171 m/s
Orbiting BodyEarth

16 November 1944

Distance10,458,781 km
Distance (miles)6,498,785 mi
Lunar Distance27.196014 LD
Astronomical Distance0.069913 AU
Velocity (km per hour)63,488 km/h
Velocity (meters per second)17,636 m/s
Orbiting BodyMars

1 April 1942

Distance8,177,057 km
Distance (miles)5,080,988 mi
Lunar Distance21.262836 LD
Astronomical Distance0.05466 AU
Velocity (km per hour)54,822 km/h
Velocity (meters per second)15,228 m/s
Orbiting BodyEarth

Asteroid 2011 GC55 Velocity Distance Comparison

Asteroid Pass DateVelocityDistance
30 March 201151,014 km/h7,328,060 km
16 November 194463,488 km/h10,458,781 km
1 April 194254,822 km/h8,177,057 km