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489874 (2008 GT105)
Classification: Main-belt Asteroid          SPK-ID: 2489874
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09303773917602333 1.4003e-07  
a 2.750249151996942 4.4828e-08 au
q 2.494372188724371 4.1308e-07 au
i 26.00423031667607 8.1269e-06 deg
node 42.34189570486699 1.5687e-05 deg
peri 147.9268435039818 3.7925e-05 deg
M 299.6290486001956 3.6241e-05 deg
tp 2459479.871439342974
(2021-Sep-22.37143934)
0.00017026 TDB
period 1665.928991203485
4.56
4.0731e-05
1.115e-07
d
yr
n .2160956450730425 5.2834e-09 deg/d
Q 3.006126115269513 4.8999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      4709 days (12.89 yr)  
   first obs. used      2008-04-11  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41294  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:29:59  

Additional Information
 Earth MOID = 1.508 au 
 Jupiter MOID = 1.99543 au 
 T_jup = 3.193 
[ 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 16.4   n/a MPO495402  

489874 (2008 GT105)          Discovered 2008-Apr-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-05-15

Alternate Designations
 2008 GT105 = 2010 VK37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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