9936 Al-Biruni

9936 Al-Biruni
Orbit of Al-Biruni (blue) compared to the inner planets and Jupiter (outermost)
Discovery [1]
Discovered byE. W. Elst
V. Ivanova
Discovery siteRozhen Obs.
Discovery date8 August 1986
Designations
(9936) Al-Biruni
Pronunciation/ælbɪˈruːni/[2]
Named after
البيروني al-Bīrūnī
(Persian astronomer)[3]
1986 PN4 · 1981 UV12
main-belt · (outer)[4]
Orbital characteristics [1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc35.62 yr (13,009 days)
Aphelion3.6534 AU
Perihelion2.5107 AU
3.0820 AU
Eccentricity0.1854
5.41 yr (1,976 days)
279.59°
0° 10m 55.92s / day
Inclination15.404°
310.41°
13.774°
Physical characteristics
Dimensions22.16 km (calculated)[4]
23.890±0.170[5]
24.187±0.314 km[6]
27.81±1.61 km[7]
10.704±0.010 h[8]
0.048±0.006[7]
0.057 (assumed)[4]
0.0632±0.0151[6]
0.065±0.012[5]
C [4]
12.1[1] · 11.7[6][7] · 12.0[4]

9936 Al-Biruni, provisional designation 1986 PN4, is a carbonaceous asteroid from the outer region of the asteroid belt, approximately 24 kilometers in diameter. It was discovered on 8 August 1986, by Belgian and Bulgarian astronomers Eric Elst and Violeta Ivanova at the Rozhen Observatory, located in Bulgaria's Smolyan province near the border to Greece.[9] It was named for Persian medieval scholar Al-Biruni.[3]

  1. ^ a b c Cite error: The named reference jpldata was invoked but never defined (see the help page).
  2. ^ The McGraw-Hill Encyclopedia of World Biography (1973)
  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. ^ a b Cite error: The named reference Masiero-2011 was invoked but never defined (see the help page).
  6. ^ a b c Cite error: The named reference WISE was invoked but never defined (see the help page).
  7. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference Clark-2003 was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference MPC-Al-Biruni was invoked but never defined (see the help page).