4486 Mithra

4486 Mithra
Discovery
Discovered by
Discovery siteRozhen Obs.  Smolyan
Discovery date22 September 1987
Designations
(4486) Mithra
Pronunciation/ˈmɪθrə/
Named after
Mithra
(proto-Indo-Iranian religion)
  • 1987 SB
  • 1974 DN1
Orbital characteristics
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc29.04 yr (10,607 days)
Aphelion3.6582 AU
Perihelion0.7417 AU
2.2000 AU
Eccentricity0.6629
3.26 yr (1,192 days)
91.928°
0° 18m 7.2s / day
Inclination3.0395°
82.240°
2023-May-15
168.87°
Earth MOID0.0463 AU (18 LD)
Physical characteristics
  • 1.849±0.022 km
  • 2.25 km (calculated)
  • 67.5±6 h
  • 100 h
  • 0.20 (assumed)
  • 0.297±0.056
S
  • 15.6
  • 15.68±0.31

    4486 Mithra (prov. designation: 1987 SB), is an eccentric asteroid and suspected contact-binary, classified as near-Earth object and potentially hazardous asteroid, approximately 2 kilometers in diameter. It belongs to the Apollo group of asteroids and is a relatively slow rotator.

    The asteroid was discovered on 22 September 1987, by Belgian astronomer Eric Elst and Bulgarian astronomer Vladimir Shkodrov at Rozhen Observatory, in the Smolyan Province of Bulgaria. It was named after the Indo-Iranian divinity Mithra.