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5650 Mochihito-o (1990 XK)
Classification: Main-belt Asteroid          SPK-ID: 2005650
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 72 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1099874752510239 3.5918e-08  
a 2.617714937241807 8.3737e-09 au
q 2.329799080367688 9.2516e-08 au
i 12.26615608686999 3.4031e-06 deg
node 254.3277766748766 1.6838e-05 deg
peri 280.5894078192595 2.2815e-05 deg
M 276.4788987271119 1.6675e-05 deg
tp 2459359.401823580658
(2021-May-24.90182358)
7.1805e-05 TDB
period 1546.970220937186
4.24
7.4228e-06
2.032e-08
d
yr
n .2327129476234549 1.1166e-09 deg/d
Q 2.905630794115925 9.2947e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2554  
   data-arc span      23984 days (65.66 yr)  
   first obs. used      1954-06-07  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41116  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:43:04  

Additional Information
 Earth MOID = 1.36986 au 
 Jupiter MOID = 2.21137 au 
 T_jup = 3.366 
[ 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 11.9   n/a MPO309194  
diameter diameter 11.395 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.259   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5650 Mochihito-o           Discovered 1990 Dec. 10 by A. Natori and T. Urata at the JCPM Yakiimo Station.
Prince Mochihito-o (1151-1180) was the third son of emperor Goshirakawa. He was a fount of knowledge, known for his poetry and for playing the Japanese flute. With Minamoto Yorimasa, he fought against the Heike without success.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19991123/MPCPages.arcLast Updated: 2010-06-11

Alternate Designations
 1990 XK = 1937 LP = 1954 LE = 1981 WX5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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