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183965 (2004 DD77)
Classification: Main-belt Asteroid          SPK-ID: 2183965
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1270166161249049 6.0642e-08  
a 2.425797245391963 1.5184e-08 au
q 2.117680687877161 1.505e-07 au
i 1.394394357196816 7.406e-06 deg
node 8.267498980812018 0.0002081 deg
peri 140.84632197 0.0002094 deg
M 120.006493537491 2.311e-05 deg
tp 2458540.473955324767
(2019-Feb-25.97395532)
8.8133e-05 TDB
period 1380.00345815742
3.78
1.2957e-05
3.547e-08
d
yr
n .260868911503071 2.4493e-09 deg/d
Q 2.733913802906766 1.7112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      7533 days (20.62 yr)  
   first obs. used      1998-09-12  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50604  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:44:01  

Additional Information
 Earth MOID = 1.1291 au 
 Jupiter MOID = 2.26203 au 
 T_jup = 3.499 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO433204  

183965 (2004 DD77)          Discovered 2004-Feb-18 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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