1266 Tone

1266 Tone
Discovery[1]
Discovered byO. Oikawa
Discovery siteTokyo Obs. (389)
Discovery date23 January 1927
Designations
(1266) Tone
Pronunciation/ˈtoʊni/
Japanese: [tone]
Named after
Tone River[2]
(Japanese river)
1927 BD · 1933 BM
1934 EC · A899 PH
main-belt · (outer)[1][3]
background[4]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc84.76 yr (30,958 days)
Aphelion3.5313 AU
Perihelion3.1886 AU
3.3600 AU
Eccentricity0.0510
6.16 yr (2,250 days)
102.82°
0° 9m 36s / day
Inclination17.182°
320.63°
298.20°
Physical characteristics
Dimensions70.70±24.76 km[5]
73.34±3.8 km[6]
75.470±0.523 km[7]
83.261±2.040 km[8]
88.82±1.33 km[9]
94.10±24.67 km[10]
7.40±0.05 h[11][a]
11.82±0.05 h[12]
12.9±0.1 h[13]
0.039±0.001[9]
0.0439±0.0101[8]
0.05±0.03[10]
0.05±0.04[5]
0.053±0.005[7]
0.0566±0.006[6]
Tholen = P[1][3]
B–V = 0.732[1]
U–B = 0.317[1]
9.40[10] · 9.41[1][3][5][6][8][9]

1266 Tone /ˈtoʊni/ is a dark background asteroid from the outer regions of the asteroid belt, approximately 80 kilometers in diameter. Discovered by astronomer Okuro Oikawa at the Tokyo Observatory in 1927,[14] it was assigned the provisional designation 1927 BD. The asteroid was later named after the Tone River, one of Japan's largest rivers.[2]

  1. ^ a b c d e f g Cite error: The named reference jpldata was invoked but never defined (see the help page).
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  5. ^ a b c Cite error: The named reference Nugent-2015 was invoked but never defined (see the help page).
  6. ^ a b c Cite error: The named reference SIMPS was invoked but never defined (see the help page).
  7. ^ a b Cite error: The named reference Masiero-2014 was invoked but never defined (see the help page).
  8. ^ a b c Cite error: The named reference WISE was invoked but never defined (see the help page).
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  13. ^ Cite error: The named reference geneva-obs 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).


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