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JPL Small-Body Database Browser
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97201 (1999 XQ8)
Classification: Main-belt Asteroid          SPK-ID: 2097201
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2584871584678805 5.5151e-08  
a 2.729821177124738 1.5862e-08 au
q 2.02419745792432 1.5318e-07 au
i 11.22360448689065 4.7783e-06 deg
node 261.6714147114149 3.1301e-05 deg
peri 90.17291572086667 3.209e-05 deg
M 125.0377429639139 9.2572e-06 deg
tp 2458028.312521508785
(2017-Oct-01.81252151)
4.0676e-05 TDB
period 1647.402515225227
4.51
1.4359e-05
3.931e-08
d
yr
n .2185258287958738 1.9047e-09 deg/d
Q 3.435444896325157 1.9963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      841  
   data-arc span      10416 days (28.52 yr)  
   first obs. used      1990-08-30  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46898  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:32:15  

Additional Information
 Earth MOID = 1.05532 au 
 Jupiter MOID = 2.19689 au 
 T_jup = 3.279 
[ 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 14.7   n/a MPO280419  

97201 (1999 XQ8)          Discovered 1999-Dec-05 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

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