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102975 (1999 XF76)
Classification: Main-belt Asteroid          SPK-ID: 2102975
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2101011255161983 2.7083e-08  
a 2.480776726495696 9.3759e-09 au
q 1.95956274410456 6.5303e-08 au
i 2.089769838750351 5.8002e-06 deg
node 128.4361367801781 9.0651e-05 deg
peri 303.7699408256482 9.2526e-05 deg
M 142.6892863049597 1.9533e-05 deg
tp 2458634.822623351654
(2019-May-31.32262335)
7.5368e-05 TDB
period 1427.183924363957
3.91
8.0909e-06
2.215e-08
d
yr
n .252244993693044 1.43e-09 deg/d
Q 3.001990708886831 1.1346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1063  
   data-arc span      10422 days (28.53 yr)  
   first obs. used      1991-11-08  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51786  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:51:27  

Additional Information
 Earth MOID = .974715 au 
 Jupiter MOID = 2.2857 au 
 T_jup = 3.447 
[ 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 15.56   n/a E2021B55  

102975 (1999 XF76)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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