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181631 (2006 XJ11)
Classification: Main-belt Asteroid          SPK-ID: 2181631
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09107986229508964 7.3976e-08  
a 3.062980588380239 3.8715e-08 au
q 2.784004738178034 2.1792e-07 au
i 1.59149968156324 6.8355e-06 deg
node 54.51732773569275 0.00031888 deg
peri 142.2041804989482 0.00032174 deg
M 94.51147653669054 4.3162e-05 deg
tp 2458686.460087553423
(2019-Jul-21.96008755)
0.00023454 TDB
period 1958.009495375171
5.36
3.7123e-05
1.016e-07
d
yr
n .1838601911024038 3.4859e-09 deg/d
Q 3.341956438582444 4.2242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      5858 days (16.04 yr)  
   first obs. used      2003-03-24  
   last obs. used      2019-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58677  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:23  

Additional Information
 Earth MOID = 1.78171 au 
 Jupiter MOID = 1.61211 au 
 T_jup = 3.226 
[ 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 16.3   n/a MPO469955  

181631 (2006 XJ11)          Discovered 2006-Dec-10 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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