299 Thora

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299 Thora
Discovery
Discovered by Johann Palisa
Discovery date 6 October 1890
Designations
Named after
Thor
Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 83.21 yr (30393 d)
Aphelion 2.58488 AU (386.693 Gm)
Perihelion 2.28265 AU (341.480 Gm)
2.43376 AU (364.085 Gm)
Eccentricity 0.062093
3.80 yr (1386.8 d)
19.09 km/s
40.9107°
0° 15m 34.52s / day
Inclination 1.60383°
241.531°
150.672°
Earth MOID 1.28684 AU (192.509 Gm)
Jupiter MOID 2.66343 AU (398.443 Gm)
Jupiter Tisserand parameter 3.503
Physical characteristics
Dimensions 17.06±1.5 km[1]
274 h (11.4 d)[1]
0.1673±0.033[1]
11.3[1]

299 Thora is a 17 km Main belt asteroid with a potentially long 274-hour rotation period.[1] It was discovered by Johann Palisa on October 6, 1890 in Vienna.

References[edit]

  1. ^ a b c d e f "JPL Small-Body Database Browser". JPL. Retrieved 11 May 2016. 

External links[edit]