Asteroids Near Earth

Asteroid 333888 1998 ST4

333888 1998 ST4 asteroid magnitude is 16.4 H and asteroid diameter is between 1,395 and 3,119 meters. Asteroid 333888 1998 ST4 closest near miss earth distance is 28,709,816 kilometers on 16 December 1923.

Magnitude16.4 H
Diameter min.1394.94 meters
Diameter max.3119.18 meters
EquinoxJ2000
Orbit Uncertainty0 U
Orbital Period1723.99 days
Min. Orbit Intersection.158143
Mean Anomaly334.82134
Mean Motion0.208817
Semi-major Axis2.81379 au
Eccentricity0.599215
Is Hazardous?No
Jupiter Tisserand invariant3.011
Inclination9.301019 deg
Ascending Node Longitude239.311313 deg
Perihelion Distance1.127725 au
Perihelion Argument207.046346 deg
Perihelion Time2458121.077424 JED
Aphelion Distance4.499854 au
Orbit Determination Date26 December 2017
Epoch Osculation Date2458000.5

List of Asteroid 333888 1998 ST4 Close Approaches to Earth

List of approaches near Earth of asteroid 333888 1998 ST4 with distance and velocity information.

7 January 2180

Distance39,677,412 km
Distance (miles)24,654,401 mi
Lunar Distance103.173347 LD
Astronomical Distance0.265227 AU
Velocity (km per hour)39,038 km/h
Velocity (meters per second)10,844 m/s
Orbiting BodyEarth

20 November 2165

Distance50,142,532 km
Distance (miles)31,157,125 mi
Lunar Distance130.385849 LD
Astronomical Distance0.335182 AU
Velocity (km per hour)50,952 km/h
Velocity (meters per second)14,153 m/s
Orbiting BodyEarth

16 January 2150

Distance271,425,184 km
Distance (miles)168,655,790 mi
Lunar Distance705.788086 LD
Astronomical Distance1.814365 AU
Velocity (km per hour)26,811 km/h
Velocity (meters per second)7,448 m/s
Orbiting BodyJuptr

29 April 2126

Distance263,836,496 km
Distance (miles)163,940,398 mi
Lunar Distance686.055176 LD
Astronomical Distance1.763638 AU
Velocity (km per hour)25,904 km/h
Velocity (meters per second)7,196 m/s
Orbiting BodyJuptr

18 December 2060

Distance58,994,568 km
Distance (miles)36,657,525 mi
Lunar Distance153.403824 LD
Astronomical Distance0.394354 AU
Velocity (km per hour)32,438 km/h
Velocity (meters per second)9,011 m/s
Orbiting BodyEarth

12 August 2043

Distance293,610,208 km
Distance (miles)182,440,925 mi
Lunar Distance763.475952 LD
Astronomical Distance1.962663 AU
Velocity (km per hour)32,496 km/h
Velocity (meters per second)9,027 m/s
Orbiting BodyJuptr

31 October 2019

Distance258,955,360 km
Distance (miles)160,907,401 mi
Lunar Distance673.362732 LD
Astronomical Distance1.73101 AU
Velocity (km per hour)29,818 km/h
Velocity (meters per second)8,283 m/s
Orbiting BodyJuptr

28 December 2017

Distance49,609,212 km
Distance (miles)30,825,735 mi
Lunar Distance128.999054 LD
Astronomical Distance0.331617 AU
Velocity (km per hour)37,511 km/h
Velocity (meters per second)10,420 m/s
Orbiting BodyEarth

27 February 1996

Distance290,404,384 km
Distance (miles)180,448,918 mi
Lunar Distance755.139771 LD
Astronomical Distance1.941233 AU
Velocity (km per hour)32,487 km/h
Velocity (meters per second)9,024 m/s
Orbiting BodyJuptr

12 January 1985

Distance66,670,844 km
Distance (miles)41,427,342 mi
Lunar Distance173.364487 LD
Astronomical Distance0.445667 AU
Velocity (km per hour)54,585 km/h
Velocity (meters per second)15,162 m/s
Orbiting BodyEarth

25 November 1970

Distance34,056,064 km
Distance (miles)21,161,457 mi
Lunar Distance88.556129 LD
Astronomical Distance0.227651 AU
Velocity (km per hour)40,726 km/h
Velocity (meters per second)11,313 m/s
Orbiting BodyEarth

11 November 1956

Distance73,593,864 km
Distance (miles)45,729,107 mi
Lunar Distance191.366455 LD
Astronomical Distance0.491945 AU
Velocity (km per hour)64,810 km/h
Velocity (meters per second)18,003 m/s
Orbiting BodyEarth

16 December 1923

Distance28,709,816 km
Distance (miles)17,839,453 mi
Lunar Distance74.654259 LD
Astronomical Distance0.191913 AU
Velocity (km per hour)26,813 km/h
Velocity (meters per second)7,448 m/s
Orbiting BodyEarth

25 September 1912

Distance270,708,864 km
Distance (miles)168,210,690 mi
Lunar Distance703.925476 LD
Astronomical Distance1.809577 AU
Velocity (km per hour)26,318 km/h
Velocity (meters per second)7,311 m/s
Orbiting BodyJuptr

Asteroid 333888 1998 ST4 Velocity Distance Comparison

Asteroid Pass DateVelocityDistance
7 January 218039,038 km/h39,677,412 km
20 November 216550,952 km/h50,142,532 km
16 January 215026,811 km/h271,425,184 km
29 April 212625,904 km/h263,836,496 km
18 December 206032,438 km/h58,994,568 km
12 August 204332,496 km/h293,610,208 km
31 October 201929,818 km/h258,955,360 km
28 December 201737,511 km/h49,609,212 km
27 February 199632,487 km/h290,404,384 km
12 January 198554,585 km/h66,670,844 km
25 November 197040,726 km/h34,056,064 km
11 November 195664,810 km/h73,593,864 km
16 December 192326,813 km/h28,709,816 km
25 September 191226,318 km/h270,708,864 km