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JPL Small-Body Database Browser
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117046 (2004 JL31)
Classification: Main-belt Asteroid          SPK-ID: 2117046
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08951162042979358 3.8339e-08  
a 2.960368171448327 2.1424e-08 au
q 2.695380819353202 1.1791e-07 au
i 11.6930697301523 4.2815e-06 deg
node 120.3426253490235 2.348e-05 deg
peri 191.6421826281786 3.5912e-05 deg
M 284.9721048515112 2.7502e-05 deg
tp 2458988.237029011369
(2020-May-18.73702901)		 0.00014311 TDB
period 1860.445773773039
5.09		 2.0196e-05
5.529e-08		 d
yr
n .1935020117624334 2.1005e-09 deg/d
Q 3.225355523543452 2.3341e-08 au
   Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      7718 days (21.13 yr)  
   first obs. used      1998-03-24  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51661  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:54:24  

Additional Information
 Earth MOID = 1.68101 au 
 Jupiter MOID = 2.02185 au 
 T_jup = 3.229 
[ 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 14.2   n/a MPO436561  
diameter diameter 4.949 km 0.253 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.165   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117046 (2004 JL31)          Discovered 2004-May-15 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 JL31 = 1998 FQ124 = 2000 SG355 = 2002 AV82 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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