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JPL Small-Body Database Browser
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20731 Mothediniz (1999 XH151)
Classification: Main-belt Asteroid          SPK-ID: 2020731
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07880319677033684 3.0269e-08  
a 3.009162905031604 1.8829e-08 au
q 2.7720312485124 9.3041e-08 au
i 10.23916088423109 4.0918e-06 deg
node 128.702378670109 1.9234e-05 deg
peri 248.3200241342353 3.2895e-05 deg
M 345.7437053689143 2.6309e-05 deg
tp 2459076.004204725433
(2020-Aug-14.50420473)
0.00013941 TDB
period 1906.632431816252
5.22
1.7896e-05
4.9e-08
d
yr
n .1888145790413651 1.7722e-09 deg/d
Q 3.246294561550808 2.0313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1555  
   data-arc span      10480 days (28.69 yr)  
   first obs. used      1991-02-14  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50786  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:24:49  

Additional Information
 Earth MOID = 1.792 au 
 Jupiter MOID = 2.17831 au 
 T_jup = 3.221 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4   n/a MPO452463  

20731 Mothédiniz           Discovered 1999 Dec. 9 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Thais Mothé-Diniz (b. 1974) is a planetary scientist who works at Rio de Janeiro National Observatory. Using spectroscopy, she studies the families and composition of minor planets.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080718/MPCPages.arcLast Updated: 2008-07-18

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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