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117374 (2004 XQ147)
Classification: Main-belt Asteroid          SPK-ID: 2117374
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1618703159520815 4.7993e-08  
a 2.388390255368292 1.0631e-08 au
q 2.001780770114954 1.1257e-07 au
i 1.835618048212686 5.0558e-06 deg
node 276.3627484712695 0.00018437 deg
peri 187.7567139194564 0.00018521 deg
M 66.57748310915932 1.8194e-05 deg
tp 2458751.166154595451
(2019-Sep-24.66615460)
6.766e-05 TDB
period 1348.206332739681
3.69
9.0013e-06
2.464e-08
d
yr
n .2670214426811409 1.7828e-09 deg/d
Q 2.77499974062163 1.2351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      404  
   data-arc span      9629 days (26.36 yr)  
   first obs. used      1994-01-10  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59595  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:19:10  

Additional Information
 Earth MOID = 1.01867 au 
 Jupiter MOID = 2.35916 au 
 T_jup = 3.515 
[ 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 16.6   n/a MPO453644  

117374 (2004 XQ147)          Discovered 2004-Dec-13 by CINEOS at Campo Imperatore
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 XQ147 = 1998 FK10 = 2002 JE142 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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