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JPL Small-Body Database Browser
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379720 (2011 GR31)
Classification: Main-belt Asteroid          SPK-ID: 2379720
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1702887507773507 7.9808e-08  
a 3.118464280964817 5.9859e-08 au
q 2.587424894215529 2.3666e-07 au
i 13.12128112775293 2.0542e-05 deg
node 11.46680254963823 3.0088e-05 deg
peri 248.2352877063938 6.6915e-05 deg
M 194.05238123507 6.3201e-05 deg
tp 2459927.710011051846
(2022-Dec-14.21001105)
0.0003662 TDB
period 2011.451604204678
5.51
5.7915e-05
1.586e-07
d
yr
n .1789752232902183 5.1532e-09 deg/d
Q 3.649503667714105 7.0053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      6799 days (18.61 yr)  
   first obs. used      2000-03-30  
   last obs. used      2018-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .76506  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:04:32  

Additional Information
 Earth MOID = 1.60852 au 
 Jupiter MOID = 1.58653 au 
 T_jup = 3.154 
[ 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 15.9   n/a MPO460489  

379720 (2011 GR31)          Discovered 2000-Mar-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 GR31 = 2000 GD25 = 2007 RR267 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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