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JPL Small-Body Database Browser
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305539 (2008 GE129)
Classification: Main-belt Asteroid          SPK-ID: 2305539
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160420435885383 6.3087e-08  
a 3.14001161262113 3.6055e-08 au
q 2.636289581039284 1.9389e-07 au
i 10.52230720011027 1.0994e-05 deg
node 44.17783842127373 3.233e-05 deg
peri 110.7888277667087 4.6699e-05 deg
M 44.79546076239159 3.0841e-05 deg
tp 2458347.612818863916
(2018-Aug-17.11281886)
0.00017427 TDB
period 2032.335054926437
5.56
3.5004e-05
9.584e-08
d
yr
n .1771361464869436 3.0509e-09 deg/d
Q 3.643733644202976 4.1839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      6280 days (17.19 yr)  
   first obs. used      2002-03-21  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70639  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:51  

Additional Information
 Earth MOID = 1.66857 au 
 Jupiter MOID = 1.4501 au 
 T_jup = 3.165 
[ 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 16.1   n/a MPO433970  

305539 (2008 GE129)          Discovered 2008-Apr-01 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 GE129 = 2005 UJ407 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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