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214091 (2004 JG31)
Classification: Main-belt Asteroid          SPK-ID: 2214091
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .148008519214661 5.977e-08  
a 3.08990722906158 4.3389e-08 au
q 2.632574635577499 1.9295e-07 au
i 10.0641942167109 6.4686e-06 deg
node 229.0256800007724 3.47e-05 deg
peri 47.00225782483634 4.1246e-05 deg
M 244.394304234982 2.1795e-05 deg
tp 2459237.579042346758
(2021-Jan-23.07904235)
0.00012559 TDB
period 1983.88542819733
5.43
4.1787e-05
1.144e-07
d
yr
n .1814620919551369 3.8222e-09 deg/d
Q 3.54723982254566 4.9811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      5437 days (14.89 yr)  
   first obs. used      2004-05-15  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56585  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:36:53  

Additional Information
 Earth MOID = 1.62846 au 
 Jupiter MOID = 1.58691 au 
 T_jup = 3.185 
[ 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 15.3   n/a MPO433400  
diameter diameter 4.929 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214091 (2004 JG31)          Discovered 2004-May-15 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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