2047 Smetana

2047 Smetana
Discovery [1]
Discovered byL. Kohoutek
Discovery siteBergedorf Obs.
Discovery date26 October 1971
Designations
(2047) Smetana
Pronunciation/ˈsmɛtənə/[2]
Named after
Bedřich Smetana
(Czech composer)[3]
1971 UA1
main-belt · (inner) [1] · Hungaria [1]
Orbital characteristics [1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc44.77 yr (16,353 days)
Aphelion1.8783 AU
Perihelion1.8658 AU
1.8720 AU
Eccentricity0.0033
2.56 yr (936 days)
16.211°
0° 23m 5.28s / day
Inclination25.281°
36.611°
307.99°
Known satellites1 [4][5][6]
Physical characteristics
Dimensions3.131±0.153 km[7]
3.85 km (calculated)[4]
2.4801±0.0005 h[8][a]
2.4969±0.0004 h[9][a]
2.4970±0.0003 h[6][a]
2.498±0.001 h[10]
0.3 (assumed)[4]
0.544±0.069[7]
E [4]
13.80[7] · 14.0[1][4] · 14.25±0.05[6]

2047 Smetana, provisional designation 1971 UA1, is a bright Hungaria asteroid and synchronous binary system from the innermost regions of the asteroid belt, approximately 3.5 kilometers in diameter. It was discovered on 26 October 1971, by Czech astronomer Luboš Kohoutek at Bergedorf Observatory in Hamburg, Germany.[11] The asteroid was named after Czech composer Bedřich Smetana.[3] Its sub-kilometer sized minor-planet moon was discovered in 2012.

  1. ^ a b c d e Cite error: The named reference jpldata was invoked but never defined (see the help page).
  2. ^ "Smetana". Merriam-Webster.com Dictionary. Merriam-Webster.
  3. ^ a b Cite error: The named reference springer was invoked but never defined (see the help page).
  4. ^ a b c d e Cite error: The named reference lcdb was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference johnstonsarchive was invoked but never defined (see the help page).
  6. ^ a b c Cite error: The named reference Warner-2013e was invoked but never defined (see the help page).
  7. ^ a b c Cite error: The named reference Masiero-2012 was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference Warner-2011o was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference Warner-2006m was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Warner-2016l was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference MPC-Smetana was invoked but never defined (see the help page).


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