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129342 Ependes (2005 VA4)
Classification: Main-belt Asteroid          SPK-ID: 2129342
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2210695713232766 7.8182e-08  
a 2.618904166574584 3.6696e-08 AU
q 2.039944145133198 2.1959e-07 AU
i 5.076065997240684 6.9259e-06 deg
node 153.3455637221064 9.1112e-05 deg
peri 188.6921580833308 9.3464e-05 deg
M 108.408345592896 1.7173e-05 deg
tp 2456534.336728695869
(2013-Aug-29.83672870)
7.5383e-05 JED
period 1548.024524787919
4.24
3.2537e-05
8.908e-08
d
yr
n .2325544552011024 4.8879e-09 deg/d
Q 3.197864188015971 4.4809e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      4763 days (13.04 yr)  
   first obs. used      2002-01-09  
   last obs. used      2015-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58109  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 17:34:44  

Additional Information
 Earth MOID = 1.03236 AU 
 T_jup = 3.365 
[ 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 15.6 mag n/a MPO268060  

129342 Ependes           Discovered 2005 Nov. 5 by P. Kocher at the Observatoire Naef, Marly.
Ependes is a small village in a green landscape some 6 km from Fribourg, Switzerland. This municipality made property available for the the R. A. Naef Observatory. Its goal is to introduce astronomy to the people, especially to young people.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060613/MPCPages.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2005 VA4 = 2004 MP 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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