2486 Metsähovi

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2486 Metsahovi
Discovery [1][2]
Discovered by Y. Vaisala
Discovery site Turku Observatory
Discovery date 22 March 1939
Designations
MPC designation 2486 Metsahovi (1939 FY)
Named after
farm near Helsinki
Metsähovi Radio Obs.[3]
1939 FY · 1961 TZ
1970 FE · 1970 GN
1975 WC · 1978 SW2
main-belt
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 76.32 yr (27876 days)
Aphelion 2.4498 AU (366.48 Gm)
Perihelion 2.0872 AU (312.24 Gm)
2.2685 AU (339.36 Gm)
Eccentricity 0.079905
3.42 yr (1248.0 d)
234.06°
0° 17m 18.492s / day
Inclination 8.4104°
359.97°
101.25°
Earth MOID 1.12269 AU (167.952 Gm)
Jupiter MOID 2.64505 AU (395.694 Gm)
Jupiter Tisserand parameter 3.596
Physical characteristics
Dimensions 8.42±0.03 km[citation needed]
4.4518 h (0.18549 d)
0.232±0.023[citation needed]
12.5

2486 Metsähovi is a main belt, binary asteroid[4] with an orbital period of 1,248 days (3.42 years). It was discovered by Finnish astronomer Yrjö Väisälä at Turku Observatory on March 22, 1939.[1]

Named for a donated farm near Helsinki, where various institutes have established their observing stations: the Finnish Geodetic Institute for space geodesy, the University of Helsinki for astrophysics, and the Helsinki University of Technology for radio astronomy. (Also see Metsähovi Radio Observatory).[3]

Satellite[edit]

S/2006 (2486) 1
Discovery
Discovered by M. Pikler, M. Husarik, G. Cervak, W. Cooney, J. Gross, D. Terrell, P. Pravec, P. Kusnirak, A. Galad, J. Vilagi, L. Kornos, S. Gajdos, V. Reddy, and R. Dyvig
Discovery date 2006/12/12
Light curve
Orbital characteristics
Satellite of 22486 Metsähovi
Physical characteristics
2.6404 hours

A moon was discovered in 2006 from lightcurve observations and announced in 2007.[4]

References[edit]

  1. ^ a b c "JPL Small-Body Database Browser: 2486 Metsahovi (1939 FY)" (2015-06-13 last obs.). Jet Propulsion Laboratory. Retrieved 15 April 2016. 
  2. ^ "Iau Minor Planet Center – 2486 Metsahovi". Minor Planet Center. IAU. Retrieved 30 May 2015. 
  3. ^ a b "Dictionary of Minor Planet Names – (2486) Metsahovi". Springer Berlin Heidelberg. 2007. p. 203. Retrieved 11 October 2015. 
  4. ^ a b Johnston, Robert. "(2486) Metsahovi". johnstonsarchive.net. Retrieved 28 May 2015. 

External links[edit]