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JPL Small-Body Database Browser
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266552 (2008 GN20)
Classification: Main-belt Asteroid          SPK-ID: 2266552
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1311127930796744 6.963e-08  
a 2.168283657277305 2.1031e-08 au
q 1.883993930782666 1.4098e-07 au
i .6546920127082303 1.2039e-05 deg
node 308.1687533979322 0.00051573 deg
peri 295.2480613118564 0.00051772 deg
M 131.4857747212932 4.3025e-05 deg
tp 2458174.559594111978
(2018-Feb-25.05959411)
0.00013898 TDB
period 1166.198749976684
3.19
1.6967e-05
4.645e-08
d
yr
n .3086952374174621 4.4911e-09 deg/d
Q 2.452573383771943 2.3788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      4808 days (13.16 yr)  
   first obs. used      2005-06-14  
   last obs. used      2018-08-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67092  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:30:10  

Additional Information
 Earth MOID = .870868 au 
 Jupiter MOID = 2.55763 au 
 T_jup = 3.680 
[ 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 18.0   n/a MPO241574  

266552 (2008 GN20)          Discovered 2008-Apr-07 by Dillon, W. G. at Mayhill
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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