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JPL Small-Body Database Browser
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71159 (1999 XK195)
Classification: Main-belt Asteroid          SPK-ID: 2071159
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07994505668918575 4.0989e-08  
a 3.0775576824379 2.4714e-08 au
q 2.831522159051163 1.271e-07 au
i 10.05233099585903 6.1859e-06 deg
node 27.15295011398004 2.8425e-05 deg
peri 63.3276675751878 5.1648e-05 deg
M 209.6156517581524 4.1106e-05 deg
tp 2459424.273593856987
(2021-Jul-28.77359386)
0.00022472 TDB
period 1972.003717511817
5.40
2.3754e-05
6.503e-08
d
yr
n .18255543678905 2.199e-09 deg/d
Q 3.323593205824637 2.669e-08 au
  Orbit Determination Parameters
   # obs. used (total)      871  
   data-arc span      8926 days (24.44 yr)  
   first obs. used      1994-01-05  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58369  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:41:15  

Additional Information
 Earth MOID = 1.86502 au 
 Jupiter MOID = 1.8948 au 
 T_jup = 3.200 
[ 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 13.9   n/a MPO453117  

71159 (1999 XK195)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XK195 = 1998 SX84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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