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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2212533600120908 7.242e-08  
a 2.620010417884376 3.4728e-08 au
q 2.040324309660776 2.0131e-07 au
i 5.082136989266244 6.7596e-06 deg
node 153.3290327043122 8.5286e-05 deg
peri 189.1589968387926 8.7186e-05 deg
M 200.7226547828303 1.6516e-05 deg
tp 2458085.837446024059
(2017-Nov-28.33744602)
7.3961e-05 JED
period 1549.005479920978
4.24
3.0798e-05
8.432e-08
d
yr
n .2324071829741786 4.6208e-09 deg/d
Q 3.199696526107976 4.2412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      4823 days (13.20 yr)  
   first obs. used      2002-01-09  
   last obs. used      2015-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57823  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 21:29:43  

Additional Information
 Earth MOID = 1.03043 au 
 Jupiter MOID = 2.19928 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 15.7 mag n/a MPO333805  

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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