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JPL Small-Body Database Browser
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266558 (2008 GR38)
Classification: Main-belt Asteroid          SPK-ID: 2266558
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06613894292681344 4.2502e-08  
a 2.402945677338008 1.8398e-08 au
q 2.244017390328316 1.0835e-07 au
i 4.71975310467067 6.5586e-06 deg
node 163.2908025438225 6.0702e-05 deg
peri 109.6832846530675 8.6805e-05 deg
M 303.6980701453191 5.8237e-05 deg
tp 2458813.282122616575
(2019-Nov-25.78212262)
0.00021946 TDB
period 1360.549528935881
3.72
1.5625e-05
4.278e-08
d
yr
n .2645989670670532 3.0388e-09 deg/d
Q 2.5618739643477 1.9615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      8990 days (24.61 yr)  
   first obs. used      1994-09-29  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53025  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:50:47  

Additional Information
 Earth MOID = 1.23264 au 
 Jupiter MOID = 2.49298 au 
 T_jup = 3.517 
[ 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 17.0   n/a MPO433730  

266558 (2008 GR38)          Discovered 2008-Apr-03 by Mt. Lemmon Survey at Mount Lemmon
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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