(374158) 2004 UL

374158 2004 UL
Discovery^[1]^[2]
Discovered by	LINEAR
Discovery date	18 October 2004
Designations
MPC designation	2004 UL
Minor planet category	Apollo, NEO, PHA^[1] Mercury crosser, Venus crosser, Earth crosser, Mars crosser
Orbital characteristics^[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc	4792 days (13.12 yr)
Aphelion	2.440097996451436 AU (365.03346456847 Gm) (Q)
Perihelion	0.09277726350713240 AU (13.879281070039 Gm) (q)
Semi-major axis	1.266437629979284 AU (189.45637281925 Gm) (a)
Eccentricity	0.926741545488782 (e)
Orbital period	1.43 yr (520.56 d)
Mean anomaly	265.9919061137260° (M)
Mean motion	0° 41^m 29.607^s / day (n)
Inclination	23.77823395667350° (i)
Longitude of ascending node	39.58502329432803° (Ω)
Argument of perihelion	149.5572904427830° (ω)
Earth MOID	0.0184309 AU (2.75722 Gm)
Jupiter MOID	2.59394 AU (388.048 Gm)
Jupiter Tisserand parameter	4.448
Physical characteristics
Dimensions	0.5-1.2 km^[2]
Rotation period	38 h (1.6 d)
Absolute magnitude (H)	18.8

(374158) 2004 UL is a Mercury-crosser, Venus-crosser, Apollo, Mars-crosser, and potentially hazardous near-Earth asteroid. It has the second-smallest perihelion of any known asteroid, after (137924) 2000 BD₁₉.

References

1 2 3 "JPL Small-Body Database Browser: 374158 (2004 UL)". Jet Propulsion Laboratory. Retrieved 8 April 2016. 2013-09-19 last obs (arc=4384 days)
1 2 "NEODyS (374158) 2004UL". Near Earth Objects - Dynamic Site. Retrieved 2014-03-07.

External links

(374158) 2004 UL at the JPL Small-Body Database

Discovery · Orbit diagram · Orbital elements · Physical parameters

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Space probes	AIDA Asteroid Redirect Mission Dawn Deep Impact Halley Armada Hayabusa Hayabusa 2 PROCYON NEAR Shoemaker New Horizons OSIRIS-REx Rosetta Philae Stardust

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Potential threats	1950 DA 1994 WR₁₂ 101955 Bennu 2002 MN (410777) 2009 FD 2010 RF₁₂ 99942 Apophis

Films/video	(1916) The End of the World (1951) When Worlds Collide (1962) Gorath (1968) The Green Slime (1968) The Paradise Syndrome (1978) A Fire in the Sky (1979) Meteor (1995) NOVA: Doomsday Asteroid (1997) Asteroid (1998) Deep Impact (1998) Armageddon (1999) Judgment Day (2004) Post Impact (2006) Deadly Skies (2007) Super Comet: After the Impact (2009) Impact (2009) NOVA: Last Extinction (2010) Meteor Storm (2010) HORIZON: Asteroids–The Good, the Bad and the Ugly (2011) Melancholia (2013) NOVA: Meteor Strike (2013) NOVA: Asteroid: Doomsday or Payday? (2015) Impact Earth

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