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10171 Takaotengu (1995 EE8)
Classification: Main-belt Asteroid          SPK-ID: 2010171
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240468574851576 1.8353e-08  
a 2.619729996668376 1.1194e-08 au
q 2.294760723122061 4.9668e-08 au
i 15.09968151963018 6.6626e-07 deg
node 350.3787495519408 2.9579e-06 deg
peri 143.3491050775865 9.2908e-06 deg
M 62.48258924059603 7.6859e-06 deg
tp 2458931.693513950155
(2020-Mar-23.19351395)
3.3082e-05 TDB
period 1548.756800159474
4.24
9.9268e-06
2.718e-08
d
yr
n .232444499977615 1.4899e-09 deg/d
Q 2.944699270214691 1.2583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2098  
   data-arc span      15700 days (42.98 yr)  
   first obs. used      1978-03-05  
   last obs. used      2021-02-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42493  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 21:54:40  

Additional Information
 Earth MOID = 1.32247 au 
 Jupiter MOID = 2.08932 au 
 T_jup = 3.346 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.33   n/a MPCxxxxx  
diameter diameter 13.957 km 0.560 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.245 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2007) Minor Planet Bull. 34, 32-37.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.057   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

10171 Takaotengu           Discovered 1995 Mar. 7 by M. Hirasawa and S. Suzuki at Nyukasa.
Takaotengu is a legendary supernatural creature on Mt. Takao, the history of which dates back to 1300 or earlier as a holy place in the western part of Tokyo. Tall and strong, Takaotengu had a long nose on his red face and wings on his back. He was able to fly and had the power to spawn thunderstorms.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20081113/MPCPages.arcLast Updated: 2008-11-17

Alternate Designations
 1995 EE8 = 1978 EF2 = 1980 TF5 = 2016 FY5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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