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441577 (2008 UU57)
Classification: Main-belt Asteroid          SPK-ID: 2441577
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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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 .2196663327149587 1.2012e-07  
a 2.332562951869753 2.995e-08 au
q 1.820177402405746 2.972e-07 au
i 2.731137727395517 5.5605e-06 deg
node 120.6778065997211 0.0002236 deg
peri 218.3304672705578 0.00022549 deg
M 131.7077561911007 2.2351e-05 deg
tp 2458524.444773739655
(2019-Feb-09.94477374)
8.3729e-05 TDB
period 1301.21328014321
3.56
2.5062e-05
6.862e-08
d
yr
n .2766648676997662 5.3286e-09 deg/d
Q 2.844948501333761 3.653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      4517 days (12.37 yr)  
   first obs. used      2006-01-05  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67269  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:30:14  

Additional Information
 Earth MOID = .81216 au 
 Jupiter MOID = 2.5475 au 
 T_jup = 3.536 
[ 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 17.7   n/a MPO456092  

441577 (2008 UU57)          Discovered 2008-Oct-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 UU57 = 2006 BK5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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