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JPL Small-Body Database Browser
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220839 (2004 VA)
Classification: Apollo [NEO, PHA]          SPK-ID: 2220839
[ 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 139 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5962930622791371 2.8545e-08  
a 1.900777051351472 5.3571e-09 au
q .767356882691194 5.3128e-08 au
i 3.698049109533287 3.3227e-06 deg
node 109.6363225711413 6.4291e-05 deg
peri 43.14901346496661 6.4432e-05 deg
M 149.0361399888889 2.4096e-06 deg
tp 2458204.236300356214
(2018-Mar-26.73630036)		 5.8785e-06 TDB
period 957.1834850419397
2.62		 4.0465e-06
1.108e-08		 d
yr
n .3761034385003272 1.59e-09 deg/d
Q 3.03419722001175 8.5514e-09 au
   Orbit Determination Parameters
   # obs. used (total)      644  
   data-arc span      5904 days (16.16 yr)  
   first obs. used      2003-07-27  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-21 06:14:13  

Additional Information
 Earth MOID = .0239941 au 
 Jupiter MOID = 1.97574 au 
 T_jup = 3.706 
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[ 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 17.3   n/a MPO450032  
rotation period rot_per 6.7906 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2018) Minor Planet Bull. 45, 366-379.]

220839 (2004 VA)          Discovered 2004-Nov-01 by LONEOS at Anderson Mesa
Reference: 20091004/Numbers.arcLast Updated: 2009-10-06

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[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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