1185 Nikko

1185 Nikko
Discovery[1]
Discovered byO. Oikawa
Discovery siteTokyo Astronomical Obs. (389)
Discovery date17 November 1927
Designations
(1185) Nikko
Named after
Nikkō (Japanese city)[2]
1927 WC · 1930 SE1
1930 SG1 · 1930 SH1
main-belt · (inner)[3]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc86.78 yr (31,697 days)
Aphelion2.4744 AU
Perihelion2.0006 AU
2.2375 AU
Eccentricity0.1059
3.35 yr (1,222 days)
280.93°
0° 17m 40.2s / day
Inclination5.7013°
71.904°
1.9614°
Physical characteristics
Dimensions8.347±0.297 km[4]
11.35 km (calculated)[3]
12.56±0.83 km[5]
3.781±0.0326[6]
3.78615±0.00005 h[7]
3.788±0.0326 h[6]
3.7889±0.0004 h[8]
3.79±0.01 h[9]
3.792±0.002 h[8]
0.164±0.023[5]
0.20 (assumed)[3]
0.370±0.041[4]
S (Tholen)[1] · S (SMASS)[1]
S[3]
B–V = 0.923[1]
U–B = 0.514[1]
11.674±0.002 (R)[6] · 11.99±0.33[10] · 12.09[1][3][4][5]

1185 Nikko, provisional designation 1927 WC, is a stony asteroid from the inner regions of the asteroid belt, approximately 10 kilometers in diameter. It was discovered on 17 November 1927 by Okuro Oikawa at the Tokyo Astronomical Observatory, Japan.[11] The asteroid was named after the Japanese city of Nikkō.[2]

  1. ^ a b c d e f g Cite error: The named reference jpldata 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 d e Cite error: The named reference lcdb was invoked but never defined (see the help page).
  4. ^ a b c Cite error: The named reference Masiero-2012 was invoked but never defined (see the help page).
  5. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  6. ^ a b c Cite error: The named reference Waszczak-2015 was invoked but never defined (see the help page).
  7. ^ Cite error: The named reference Hanus-2011 was invoked but never defined (see the help page).
  8. ^ a b Cite error: The named reference geneva-obs was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference Stephens-2005b was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Veres-2015 was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference MPC-Nikko was invoked but never defined (see the help page).