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JPL Small-Body Database Browser
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80306 (1999 XJ71)
Classification: Main-belt Asteroid          SPK-ID: 2080306
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1150305783222694 5.151e-08  
a 2.269323622170582 1.3018e-08 au
q 2.008282013511912 1.2178e-07 au
i 5.783676893622724 5.8031e-06 deg
node 93.63945336891855 6.814e-05 deg
peri 13.43088479003573 7.6296e-05 deg
M 216.3007896729286 3.5511e-05 deg
tp 2459098.919423443366
(2020-Sep-06.41942344)
0.00012535 TDB
period 1248.656774321946
3.42
1.0745e-05
2.942e-08
d
yr
n .2883098121142934 2.4809e-09 deg/d
Q 2.530365230829251 1.4516e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      9299 days (25.46 yr)  
   first obs. used      1994-05-08  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60419  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 09:30:07  

Additional Information
 Earth MOID = 1.0258 au 
 Jupiter MOID = 2.57538 au 
 T_jup = 3.598 
[ 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 16.8   n/a MPO439591  

80306 (1999 XJ71)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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