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118509 (2000 DA85)
Classification: Main-belt Asteroid          SPK-ID: 2118509
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03663296252104446 4.7214e-08  
a 2.260796220575236 1.0843e-08 au
q 2.177976557359184 1.0613e-07 au
i 6.980343196368406 5.0302e-06 deg
node 3.866052910835891 3.1504e-05 deg
peri 158.0282335169762 5.9429e-05 deg
M 333.7651624211609 5.0481e-05 deg
tp 2459090.982883800228
(2020-Aug-29.48288380)
0.0001742 TDB
period 1241.625303384991
3.40
8.9327e-06
2.446e-08
d
yr
n .2899425446779694 2.0859e-09 deg/d
Q 2.343615883791287 1.1241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      7787 days (21.32 yr)  
   first obs. used      1998-09-26  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:58:31  

Additional Information
 Earth MOID = 1.18537 au 
 Jupiter MOID = 2.62116 au 
 T_jup = 3.609 
[ 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 16.0   n/a MPO449692  

118509 (2000 DA85)          Discovered 2000-Feb-29 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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