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117721 (2005 GE8)
Classification: Main-belt Asteroid          SPK-ID: 2117721
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1494426694189173 4.4185e-08  
a 2.183840267161264 1.0476e-08 au
q 1.857481348052163 9.7926e-08 au
i 3.15140643208166 5.7e-06 deg
node 3.559255409423776 9.498e-05 deg
peri 302.4215294178861 9.7176e-05 deg
M 166.4104726179633 2.0813e-05 deg
tp 2458455.611195941967
(2018-Dec-03.11119594)
6.6939e-05 TDB
period 1178.771782658332
3.23
8.4816e-06
2.322e-08
d
yr
n .3054026277997074 2.1975e-09 deg/d
Q 2.510199186270365 1.2041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      613  
   data-arc span      9112 days (24.95 yr)  
   first obs. used      1995-02-04  
   last obs. used      2020-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:49:31  

Additional Information
 Earth MOID = .844937 au 
 Jupiter MOID = 2.71408 au 
 T_jup = 3.662 
[ 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 16.1   n/a MPO449688  

117721 (2005 GE8)          Discovered 2005-Apr-02 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2005 GE8 = 1999 NE38 = 2003 WO127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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