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JPL Small-Body Database Browser
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71097 (1999 XQ137)
Classification: Main-belt Asteroid          SPK-ID: 2071097
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1965663396765473 4.3975e-08  
a 2.697690482805152 1.4949e-08 au
q 2.167415339019885 1.2062e-07 au
i 12.79212700509233 5.5543e-06 deg
node 283.3161886891143 2.9756e-05 deg
peri 143.4865683200602 3.8671e-05 deg
M 160.0172361804827 2.3187e-05 deg
tp 2457881.132404477150
(2017-May-07.63240448)
0.00010083 TDB
period 1618.40274566505
4.43
1.3452e-05
3.683e-08
d
yr
n .2224415405647778 1.8489e-09 deg/d
Q 3.227965626590418 1.7887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      808  
   data-arc span      7206 days (19.73 yr)  
   first obs. used      1998-08-27  
   last obs. used      2018-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56747  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 02:13:20  

Additional Information
 Earth MOID = 1.19552 au 
 Jupiter MOID = 2.09299 au 
 T_jup = 3.306 
[ 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 14.4   n/a MPO395650  

71097 (1999 XQ137)          Discovered 1999-Dec-03 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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