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JPL Small-Body Database Browser
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117741 (2005 GD31)
Classification: Main-belt Asteroid          SPK-ID: 2117741
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1539449198587075 5.9291e-08  
a 2.652925433704568 2.8905e-08 au
q 2.244521040421792 1.5515e-07 au
i 13.57789490639589 7.1752e-06 deg
node 35.19129827673999 2.1161e-05 deg
peri 10.31431825688864 2.9579e-05 deg
M 226.459857407466 2.7353e-05 deg
tp 2459185.957436459802
(2020-Dec-02.45743646)
0.000127 TDB
period 1578.287045631119
4.32
2.5794e-05
7.062e-08
d
yr
n .228095390503598 3.7278e-09 deg/d
Q 3.061329826987345 3.3355e-08 au
  Orbit Determination Parameters
   # obs. used (total)      490  
   data-arc span      6751 days (18.48 yr)  
   first obs. used      1999-12-12  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58249  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:06:21  

Additional Information
 Earth MOID = 1.25395 au 
 Jupiter MOID = 2.36528 au 
 T_jup = 3.333 
[ 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 15.1   n/a MPO439765  

117741 (2005 GD31)          Discovered 2005-Apr-04 by CSS at Catalina
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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