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JPL Small-Body Database Browser
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66369 (1999 JA103)
Classification: Main-belt Asteroid          SPK-ID: 2066369
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390269543161326 3.5302e-08  
a 2.310591924338231 1.1619e-08 au
q 1.989357366430035 8.2118e-08 au
i 7.702769678852342 4.1302e-06 deg
node 95.64080362783206 2.8926e-05 deg
peri 239.4717965714474 3.2459e-05 deg
M 264.3132541729721 1.5029e-05 deg
tp 2459341.482890442407
(2021-May-06.98289044)
5.4353e-05 TDB
period 1282.871932766607
3.51
9.6763e-06
2.649e-08
d
yr
n .2806203727784687 2.1166e-09 deg/d
Q 2.631826482246427 1.3234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      647  
   data-arc span      9828 days (26.91 yr)  
   first obs. used      1992-04-28  
   last obs. used      2019-03-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58432  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:38:20  

Additional Information
 Earth MOID = .991565 au 
 Jupiter MOID = 2.71102 au 
 T_jup = 3.560 
[ 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 15.8   n/a MPO432215  

66369 (1999 JA103)          Discovered 1999-May-13 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

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