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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2210695815161399 9.1723e-08  
a 2.618904161310483 4.4402e-08 AU
q 2.039944114338697 2.6319e-07 AU
i 5.076066282616565 7.1606e-06 deg
node 153.3455688876788 9.6882e-05 deg
peri 188.6921561479468 0.00010043 deg
M 108.4083439519328 1.8825e-05 deg
tp 2456534.336737157632
(2013-Aug-29.83673716)
8.5264e-05 JED
period 1548.024520120533
4.24
3.9368e-05
1.078e-07
d
yr
n .2325544559022679 5.9142e-09 deg/d
Q 3.197864208282269 5.4217e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      4649 days (12.73 yr)  
   first obs. used      2002-01-09  
   last obs. used      2014-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58755  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 17:46:46  

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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