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JPL Small-Body Database Browser
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117304 (2004 VR12)
Classification: Main-belt Asteroid          SPK-ID: 2117304
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1475197401306638 9.662e-08  
a 2.968166790838979 2.7596e-08 au
q 2.530303597189946 2.9981e-07 au
i 12.41011776032228 9.2642e-06 deg
node 18.12134396146732 1.7136e-05 deg
peri 10.57136801346899 2.3745e-05 deg
M 317.7263181103388 1.4152e-05 deg
tp 2458819.830209600174
(2019-Dec-02.33020960)		 7.3897e-05 TDB
period 1867.802186290603
5.11		 2.6048e-05
7.132e-08		 d
yr
n .1927398964635268 2.688e-09 deg/d
Q 3.406029984488011 3.1667e-08 au
   Orbit Determination Parameters
   # obs. used (total)      723  
   data-arc span      7331 days (20.07 yr)  
   first obs. used      1999-11-01  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50106  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:00:27  

Additional Information
 Earth MOID = 1.53505 au 
 Jupiter MOID = 2.05925 au 
 T_jup = 3.212 
[ 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 14.9   n/a MPO410711  
diameter diameter 3.886 km 0.139 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.244   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117304 (2004 VR12)          Discovered 2004-Nov-03 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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