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JPL Small-Body Database Browser
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160408 (2004 VD7)
Classification: Main-belt Asteroid          SPK-ID: 2160408
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1870138013864301 4.3379e-08  
a 2.298022615506501 1.3607e-08 au
q 1.868260670508644 9.8501e-08 au
i 3.052859855524197 4.8501e-06 deg
node 135.1359432563915 7.6882e-05 deg
peri 189.8071791580012 7.7812e-05 deg
M 120.2783090257082 1.1866e-05 deg
tp 2458175.376916126365
(2018-Feb-25.87691613)
4.0527e-05 TDB
period 1272.418206027463
3.48
1.1302e-05
3.094e-08
d
yr
n .2829258480385418 2.513e-09 deg/d
Q 2.727784560504359 1.6152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      8297 days (22.72 yr)  
   first obs. used      1996-03-27  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55155  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:25:01  

Additional Information
 Earth MOID = .855414 au 
 Jupiter MOID = 2.59482 au 
 T_jup = 3.568 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO454061  
diameter diameter 2.235 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160408 (2004 VD7)          Discovered 2004-Nov-03 by Spacewatch at Kitt Peak
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

Alternate Designations
 2004 VD7 = 2002 AC197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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