867 Kovacia

867 Kovacia
Modelled shape of Kovacia from its lightcurve
Discovery [1]
Discovered byJ. Palisa
Discovery siteVienna Obs.
Discovery date25 February 1917
Designations
(867) Kovacia
Named after
Friedrich Kovacs
(Austrian physician)[2]
A917 DH · 1942 XF
1958 WA · 1917 BS
Orbital characteristics [3]
Epoch 31 May 2020 (JD 2459000.5)
Uncertainty parameter 0
Observation arc102.93 yr (37,594 d)
Aphelion3.4574 AU
Perihelion2.6751 AU
3.0663 AU
Eccentricity0.1276
5.37 yr (1,961 d)
113.77°
0° 11m 0.96s / day
Inclination5.9738°
46.820°
70.135°
Physical characteristics
  • 24.04±2.2 km[7]
  • 24.113±0.439 km[8]
  • 25.02±0.63 km[9]
Mean density
1.4 g/cm3 (est.)[10]
8.6772±0.0001 h[11]
  • (200.0°, −44.0°) (λ1/β1)[4]
  • (38.0°, −50.0°) (λ2/β2)[4]
  • 0.088±0.005[9]
  • 0.092±0.023[8]
  • 0.0923±0.019[7]
11.5[1][3]

867 Kovacia (prov. designation: A917 DH or 1917 BS) is an elongated, dark asteroid and member of the Hygiea family from the outer regions of the asteroid belt. It was discovered on 25 February 1917, by astronomer Johann Palisa at the Vienna Observatory in Austria.[1] The carbonaceous C/B-type asteroid has a rotation period of 8.7 hours and measures approximately 24 kilometers (15 miles) in diameter. It was named after Austrian physician Friedrich Kovacs (1861–1931).[2]

  1. ^ a b c d Cite error: The named reference MPC-object was invoked but never defined (see the help page).
  2. ^ a b Cite error: The named reference springer was invoked but never defined (see the help page).
  3. ^ a b c Cite error: The named reference jpldata was invoked but never defined (see the help page).
  4. ^ a b c Cite error: The named reference Ferret was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference Zappala-family was invoked but never defined (see the help page).
  6. ^ Cite error: The named reference AstDys-object was invoked but never defined (see the help page).
  7. ^ a b Cite error: The named reference SIMPS was invoked but never defined (see the help page).
  8. ^ a b Cite error: The named reference Mainzer-2016 was invoked but never defined (see the help page).
  9. ^ a b Cite error: The named reference AKARI was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Krasinsky-2002 was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference geneva-obs was invoked but never defined (see the help page).
  12. ^ Cite error: The named reference SDSS-Taxonomy was invoked but never defined (see the help page).
  13. ^ Cite error: The named reference Mothe-Diniz-2001 was invoked but never defined (see the help page).