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255258 (2005 VH4)
Classification: Main-belt Asteroid          SPK-ID: 2255258
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2895127300262995 5.7591e-08  
a 3.113575750370345 2.8174e-08 au
q 2.212155934736942 1.7563e-07 au
i 11.07276590213464 7.6177e-06 deg
node 254.1349748851791 3.8599e-05 deg
peri 182.1820633199019 4.1646e-05 deg
M 228.3031856320087 1.3896e-05 deg
tp 2459734.608664934182
(2022-Jun-04.10866493)
8.1465e-05 TDB
period 2006.723705843399
5.49
2.7238e-05
7.457e-08
d
yr
n .1793968940276693 2.435e-09 deg/d
Q 4.014995566003748 3.6331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      254  
   data-arc span      7168 days (19.62 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58461  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:25:04  

Additional Information
 Earth MOID = 1.22746 au 
 Jupiter MOID = 1.28299 au 
 T_jup = 3.124 
[ 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 15.8   n/a MPO476044  

255258 (2005 VH4)          Discovered 2005-Nov-06 by Lowe, A. at Mayhill
Reference: 20101128/Numbers.arcLast Updated: 2010-12-06

[ show close-approach data ]
Alternate Designations
 2005 VH4 = 2001 BL46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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