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362142 (2009 DU87)
Classification: Main-belt Asteroid          SPK-ID: 2362142
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08353023846215139 3.6386e-08  
a 2.549002451897234 2.3499e-08 au
q 2.336083669249649 9.9565e-08 au
i 15.37406109326032 4.6282e-06 deg
node 149.3537712260607 1.5354e-05 deg
peri 97.0706762301066 3.6088e-05 deg
M 265.9859747024656 3.4955e-05 deg
tp 2459588.689651594365
(2022-Jan-09.18965159)
0.00014707 TDB
period 1486.461984067779
4.07
2.0556e-05
5.628e-08
d
yr
n .2421858102383767 3.3491e-09 deg/d
Q 2.761921234544818 2.5462e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      5821 days (15.94 yr)  
   first obs. used      2005-04-12  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5316  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:18:02  

Additional Information
 Earth MOID = 1.37896 au 
 Jupiter MOID = 2.36342 au 
 T_jup = 3.386 
[ 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 16.68   n/a MPCxxxxx  

362142 (2009 DU87)          Discovered 2006-Aug-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-04-29

Alternate Designations
 2009 DU87 = 2013 ES85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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