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JPL Small-Body Database Browser
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71078 (1999 XF118)
Classification: Main-belt Asteroid          SPK-ID: 2071078
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 .1144436718569789 6.8747e-08  
a 2.58691242636103 1.7718e-08 au
q 2.290856669515827 1.7313e-07 au
i 11.80006267396963 6.2269e-06 deg
node 251.3083061209741 2.3714e-05 deg
peri 304.0502815965676 3.3382e-05 deg
M 109.9286564386406 2.3339e-05 deg
tp 2458136.434335773917
(2018-Jan-17.93433577)
9.8482e-05 TDB
period 1519.746029231609
4.16
1.5613e-05
4.275e-08
d
yr
n .2368816848838998 2.4336e-09 deg/d
Q 2.882968183206233 1.9746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      7239 days (19.82 yr)  
   first obs. used      1999-11-15  
   last obs. used      2019-09-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56882  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:39:38  

Additional Information
 Earth MOID = 1.30983 au 
 Jupiter MOID = 2.17705 au 
 T_jup = 3.383 
[ 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 15.2   n/a MPO436280  

71078 (1999 XF118)          Discovered 1999-Dec-05 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XF118 = 2001 FE57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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