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(2009 DD47)
Classification: TransNeptunian Object          SPK-ID: 3449112
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9543310064838317 0.0086646  
a 48.8660809234747 9.3892 au
q 2.23166473285472 0.0054081 au
i 107.3566617794615 0.12081 deg
node 174.088131081825 0.014245 deg
peri 314.1024933785232 0.29989 deg
M 13.36125480310313 3.8531 deg
tp 2454765.716927510886
(2008-Oct-26.21692751)
0.76786 TDB
period 124769.8611143097
341.60
35960
98.45
d
yr
n .002885312180240234 0.00083158 deg/d
Q 95.50049711409467 18.35 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      22 days  
   first obs. used      2009-02-27  
   last obs. used      2009-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .48929  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:36:50  

Additional Information
 Earth MOID = 1.44276 au 
 Jupiter MOID = 2.57094 au 
 T_jup = -0.440 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.812   .38746 4 autocmod 2.9c
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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