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117804 (2005 GK168)
Classification: Inner Main-belt Asteroid          SPK-ID: 2117804
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02887532882847721 5.7241e-08  
a 1.900807982096666 8.5171e-09 au
q 1.84592152657383 1.1234e-07 au
i 20.75387660087227 8.6038e-06 deg
node 229.4630709233992 1.1378e-05 deg
peri 247.4140356793366 0.00013604 deg
M 16.21773948225992 0.00013516 deg
tp 2458957.378524142788
(2020-Apr-17.87852414)
0.00035942 TDB
period 957.2068490542279
2.62
6.4336e-06
1.761e-08
d
yr
n .3760942583681881 2.5278e-09 deg/d
Q 1.955694437619501 8.7631e-09 au
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      7763 days (21.25 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54365  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:50:38  

Additional Information
 Earth MOID = .886467 au 
 Jupiter MOID = 3.09844 au 
 T_jup = 3.867 
[ 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 16.8   n/a MPO266405  

117804 (2005 GK168)          Discovered 2005-Apr-11 by Siding Spring Survey at Siding Spring
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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