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469881 (2005 UJ250)
Classification: Main-belt Asteroid          SPK-ID: 2469881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2557529900685628 1.0414e-07  
a 2.386569100919492 1.3098e-08 au
q 1.776196917354091 2.5114e-07 au
i 2.299928237903551 1.0406e-05 deg
node 22.24006303908792 0.00013563 deg
peri 3.005849602109832 0.00013752 deg
M 352.9932373557539 1.5415e-05 deg
tp 2459026.710442452853
(2020-Jun-26.21044245)
5.7712e-05 TDB
period 1346.664609907354
3.69
1.1086e-05
3.035e-08
d
yr
n .2673271409610793 2.2007e-09 deg/d
Q 2.996941284484894 1.6448e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      4528 days (12.40 yr)  
   first obs. used      2005-10-23  
   last obs. used      2018-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67654  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:33:32  

Additional Information
 Earth MOID = .780226 au 
 Jupiter MOID = 2.45898 au 
 T_jup = 3.489 
[ 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 17.9   n/a MPO440884  

469881 (2005 UJ250)          Discovered 2005-Oct-23 by NEAT at Palomar
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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