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2151 Hadwiger

Main-belt asteroid

Field	Value
minorplanet	yes
name	2151 Hadwiger
background	#D6D6D6
discovery_ref
discovered	3 November 1977
discoverer	P. Wild
discovery_site	Zimmerwald Obs.
mpc_name	(2151) Hadwiger
alt_names	1977 VX1932 UC
1940 SB1963 FF
1975 EA
named_after	Hugo Hadwiger
mp_category	main-beltMaria
orbit_ref
epoch	4 September 2017 (JD 2458000.5)
uncertainty	0
observation_arc	83.16 yr (30,374 days)
aphelion	2.7071 AU
perihelion	2.4145 AU
semimajor	2.5608 AU
eccentricity	0.0571
period	4.10 yr (1,497 days)
mean_anomaly	177.54°
mean_motion	/ day
inclination	15.487°
asc_node	27.926°
arg_peri	86.794°
dimensions
rotation
h
albedo
spectral_type	Tholen CSU
C
abs_magnitude	11.0

1940 SB1963 FF

1975 EA h C

2151 Hadwiger, provisional designation , is a Marian asteroid from the central region of the asteroid belt, approximately 15 kilometers in diameter. It was discovered on 3 November 1977, by Swiss astronomer Paul Wild at Zimmerwald Observatory near Bern, Switzerland.

Orbit and characterization

Hadwiger orbits the Sun at a distance of 2.4–2.7 AU once every 4 years and 1 month (1,497 days). Its orbit has an eccentricity of 0.06 and an inclination of 15° with respect to the ecliptic. It is a member of the Maria family of asteroids.

In the Tholen classification, Hadwiger is a carbonaceous CSU-type. It has a rotation period of hours with a brightness variation of in magnitude.

Naming

This minor planet was named in memory of Swiss mathematician Hugo Hadwiger (1908–1981), professor at the University of Berne for more than 40 years and very popular for his refined art of presentation. The approved naming citation was published by the Minor Planet Center on 22 September 1983 (M.P.C. 8151).

References

(December 2004). "Rotational lightcurves of asteroids belonging to families". Icarus.

Info: Wikipedia Source

This article was imported from Wikipedia and is available under the Creative Commons Attribution-ShareAlike 4.0 License. Content has been adapted to SurfDoc format. Original contributors can be found on the article history page.

maria-asteroids discoveries-by-paul-wild-(swiss-astronomer) named-minor-planets csu-type-asteroids-(tholen) astronomical-objects-discovered-in-1977

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