1234 Elyna

1234 Elyna
Discovery[1]
Discovered byK. Reinmuth
Discovery siteHeidelberg Obs.
Discovery date18 October 1931
Designations
(1234) Elyna
Pronunciation/ɪˈlaɪnə/[2]
Named after
Elȳna (Kobresia)[3]
(flowering plant)
1931 UF · 1933 BN
main-belt · (outer)
Eos[4][5]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc85.63 yr (31,277 days)
Aphelion3.2788 AU
Perihelion2.7526 AU
3.0157 AU
Eccentricity0.0873
5.24 yr (1,913 days)
148.48°
0° 11m 17.52s / day
Inclination8.5120°
304.68°
87.424°
Physical characteristics
Dimensions22.876±0.465 km[6]
22.88±0.47 km[6]
25.38±8.51 km[7]
25.70±3.2 km[8]
26.00 km (derived)[4]
29.08±0.90 km[9]
5.421±0.001 h[10]
5.4219±0.0001 h[11]
5.4221±0.0001 h[11]
17.6 h (poor)[12]
0.055±0.004[9]
0.0672±0.020[8]
0.10±0.07[7]
0.1286 (derived)[4]
0.162±0.031[6]
SMASS = K[1][4]
10.71±0.24[13] · 10.77[4][12] · 10.80[6] · 10.9[1] · 10.98[7] · 11.50[8][9]

1234 Elyna /ɪˈlaɪnə/, provisional designation 1931 UF, is an Eoan asteroid from the outer regions of the asteroid belt, approximately 25 kilometers in diameter. It was discovered on 18 October 1931, by astronomer Karl Reinmuth at the Heidelberg-Königstuhl State Observatory.[14] The asteroid was named after the flowering plant Elyna (Kobresia; bog sedges).[3]

  1. ^ a b c d Cite error: The named reference jpldata was invoked but never defined (see the help page).
  2. ^ Paxton's Botanical Dictionary (1868)
  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 Ferret was invoked but never defined (see the help page).
  6. ^ a b c d Cite error: The named reference Masiero-2012 was invoked but never defined (see the help page).
  7. ^ a b c Cite error: The named reference Nugent-2016 was invoked but never defined (see the help page).
  8. ^ a b c Cite error: The named reference SIMPS was invoked but never defined (see the help page).
  9. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Aznar-2016c was invoked but never defined (see the help page).
  11. ^ a b Cite error: The named reference geneva-obs was invoked but never defined (see the help page).
  12. ^ a b Cite error: The named reference Binzel-1987b was invoked but never defined (see the help page).
  13. ^ Cite error: The named reference Veres-2015 was invoked but never defined (see the help page).
  14. ^ Cite error: The named reference MPC-object was invoked but never defined (see the help page).