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(196256) 2003 EH1

Near-Earth asteroid

Field	Value
minorplanet	yes
background	#FFC2E0
name
discovery_ref
discoverer	LONEOS	discovered = 6 March 2003
mpc_name
mp_category	NEOAmor
extinct comet
orbit_ref
epoch	13 January 2016 (JD 2457400.5)
eccentricity	0.618907 (e)
semimajor	3.12275 AU (a)
perihelion	1.190060 AU (q)
period	5.52 yr (2015.6 d)
aphelion	5.055446 AU (Q)
inclination	70.865968° (i)
asc_node	282.972499° (Ω)
abs_magnitude	16.2
dimensions	2.6 –
albedo	0.04–0.09 (assumed)
arg_peri	171.3709° (ω)
mean_anomaly	119.8736° (M)
mean_motion	/ day (n)
observation_arc	4035 days (11.05 yr)
uncertainty	0
moid	0.21143 AU
jupiter_moid	0.231939 AU
tisserand	2.065
sidereal_day

extinct comet

**** is an asteroid, classified as a near-Earth object of the Amor group. It was discovered on 6 March 2003, by astronomers of the LONEOS program at Anderson Mesa Station near Flagstaff, Arizona, in the United States. Peter Jenniskens (2003–2004) proposed that it is the parent body of the Quadrantid meteor shower. is likely an extinct comet and may even be related to the comet C/1490 Y1. came to perihelion on 12 March 2014. thumb|320px|left|The orbit of

References

(2015). "Physical Observations of (196256) 2003 EH1, Presumed Parent of the Quadrantid Meteoroid Stream". The Astronomical Journal.

Info: Wikipedia Source

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amor-asteroids discoveries-by-loneos extinct-comets meteor-shower-progenitors astronomical-objects-discovered-in-2003

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