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116166 Andremaeder (2003 XJ)
Classification: Main-belt Asteroid          SPK-ID: 2116166
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2296662292643999 1.1784e-07  
a 3.116294548258012 7.6974e-08 AU
q 2.400586930082388 3.7545e-07 AU
i 5.101343655356644 1.4754e-05 deg
node 222.5433689852245 0.00012126 deg
peri 168.101080433934 0.0001248 deg
M 356.508324757028 2.9207e-05 deg
tp 2456819.988908634686
(2014-Jun-11.48890863)
0.00016344 JED
period 2009.352709020886
5.50
7.4448e-05
2.038e-07
d
yr
n .1791621741587718 6.6381e-09 deg/d
Q 3.832002166433635 9.4653e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      5323 days (14.57 yr)  
   first obs. used      1997-10-30  
   last obs. used      2012-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5579  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 23:51:39  

Additional Information
 Earth MOID = 1.40523 AU 
 T_jup = 3.170 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO232001  

116166 Andrémaeder           Discovered 2003 Dec. 3 by R. Behrend and R. Gauderon at the European Southern Observatory.
André Maeder (b. 1942) is a former director of Geneva Observatory. His principal scientfic interest is the structure and evolution of stars. He is also renowned for his course on cosmology and as a very good performer on the alpenhorn.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070402/MPCPages.arcLast Updated: 2007-07-05

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