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JPL Small-Body Database Browser
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305836 (2009 DJ137)
Classification: Main-belt Asteroid          SPK-ID: 2305836
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .09755779321109989 1.1526e-07  
a 2.587343868361335 2.8314e-08 au
q 2.334928310285732 3.052e-07 au
i 4.960301478083051 1.0555e-05 deg
node 15.11904544116493 7.2644e-05 deg
peri 112.9220786547088 9.776e-05 deg
M 200.8713045607442 5.9088e-05 deg
tp 2459272.432513915206
(2021-Feb-26.93251392)
0.0002491 TDB
period 1520.126237079678
4.16
2.4953e-05
6.832e-08
d
yr
n .2368224369915474 3.8874e-09 deg/d
Q 2.839759426436937 3.1076e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      5290 days (14.48 yr)  
   first obs. used      2005-04-05  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62232  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:41:20  

Additional Information
 Earth MOID = 1.3555 au 
 Jupiter MOID = 2.2003 au 
 T_jup = 3.409 
[ 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 MPO402170  

305836 (2009 DJ137)          Discovered 2009-Feb-19 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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