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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2884447895344138 5.7334e-08  
a 3.111026858610655 3.1055e-08 au
q 2.213667371142797 1.7517e-07 au
i 11.02357980399758 7.5935e-06 deg
node 253.9023986286373 3.885e-05 deg
peri 182.703094958954 4.1946e-05 deg
M 263.6718133641374 1.4323e-05 deg
tp 2459736.796486528151
(2022-Jun-06.29648653)		 8.2046e-05 TDB
period 2004.260039483153
5.49		 3.0011e-05
8.217e-08		 d
yr
n .1796174113678556 2.6895e-09 deg/d
Q 4.008386346078514 4.0013e-08 au
   Orbit Determination Parameters
   # obs. used (total)      259  
   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      .57366  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:38:34  

Additional Information
 Earth MOID = 1.22858 au 
 Jupiter MOID = 1.28952 au 
 T_jup = 3.126 
[ 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

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