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JPL Small-Body Database Browser
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379848 (2012 DB31)
Classification: Inner Main-belt Asteroid          SPK-ID: 2379848
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03936791809695264 9.9836e-08  
a 1.893591842202619 1.5462e-08 au
q 1.819045073649729 1.878e-07 au
i 18.21585717865393 1.1439e-05 deg
node 323.4922521525011 1.8689e-05 deg
peri 229.6952453736342 0.00012083 deg
M 24.8229995755383 0.00012467 deg
tp 2458934.873423865691
(2020-Mar-26.37342387)
0.00032927 TDB
period 951.7611816596484
2.61
1.1657e-05
3.192e-08
d
yr
n .3782461471818428 4.6328e-09 deg/d
Q 1.968138610755509 1.6071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      5265 days (14.41 yr)  
   first obs. used      2005-08-31  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57418  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:14:21  

Additional Information
 Earth MOID = .848022 au 
 Jupiter MOID = 3.05228 au 
 T_jup = 3.893 
[ 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 17.6   n/a MPO460490  

379848 (2012 DB31)          Discovered 2005-Aug-31 by LONEOS at Anderson Mesa
Reference: Last Updated: 2013-11-20

Alternate Designations
 2012 DB31 = 2005 QJ166 = 2007 FM38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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