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(2012 DD61)
Classification: Centaur          SPK-ID: 3600354
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4961157767967567 1.2806e-05  
a 7.493744619134394 0.00020131 au
q 3.775979686296019 5.5583e-06 au
i 18.55436209416964 2.896e-05 deg
node 260.2562920321757 8.2097e-05 deg
peri 323.4210194749465 0.0003321 deg
M 128.7599945383874 0.0052984 deg
tp 2456320.559150381274
(2013-Jan-28.05915038)
0.0024342 TDB
period 7492.845190942519
20.51
0.30192
0.0008266
d
yr
n .04804583450291676 1.936e-06 deg/d
Q 11.21150955197277 0.00030118 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      831 days (2.28 yr)  
   first obs. used      2012-02-22  
   last obs. used      2014-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .43461  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-07 18:56:42  

Additional Information
 Earth MOID = 2.78944 au 
 Jupiter MOID = .907557 au 
 T_jup = 2.670 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3   n/a E2013U23  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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