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JPL Small-Body Database Browser
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390637 (2002 JO108)
Classification: Main-belt Asteroid          SPK-ID: 2390637
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2270150611592077 2.488e-07  
a 2.529910326893031 2.7414e-08 au
q 1.955582579306098 6.4359e-07 au
i 12.6451086039813 1.7513e-05 deg
node 136.0809656468361 0.00012525 deg
peri 120.4704435225924 0.00016428 deg
M 50.78104478134271 0.00012292 deg
tp 2458393.173293029560
(2018-Oct-01.67329303)
0.00049941 TDB
period 1469.792810107381
4.02
2.389e-05
6.541e-08
d
yr
n .2449324813159884 3.9811e-09 deg/d
Q 3.104238074479964 3.3637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      6412 days (17.56 yr)  
   first obs. used      2002-04-11  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62385  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:58:56  

Additional Information
 Earth MOID = .973622 au 
 Jupiter MOID = 2.10112 au 
 T_jup = 3.382 
[ 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 17.1   n/a MPO440686  
diameter diameter 2.371 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

390637 (2002 JO108)          Discovered 2002-May-14 by NEAT at Palomar
Reference: Last Updated: 2014-04-17

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