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277391 (2005 UU131)
Classification: Main-belt Asteroid          SPK-ID: 2277391
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .253332591086437 4.5369e-08  
a 2.310579857526557 1.8165e-08 au
q 1.725234675307224 1.0118e-07 au
i 8.438549263939956 4.8146e-06 deg
node 116.9315937552337 4.8198e-05 deg
peri 198.0744555601977 5.0725e-05 deg
M 173.605230804041 1.8175e-05 deg
tp 2458581.856851836313
(2019-Apr-08.35685184)
6.1789e-05 TDB
period 1282.861883293803
3.51
1.5128e-05
4.142e-08
d
yr
n .2806225710562734 3.3093e-09 deg/d
Q 2.89592503974589 2.2767e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      5570 days (15.25 yr)  
   first obs. used      2005-10-24  
   last obs. used      2021-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59477  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 20:11:10  

Additional Information
 Earth MOID = .711383 au 
 Jupiter MOID = 2.40447 au 
 T_jup = 3.527 
[ 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 16.5   n/a MPO503247  

277391 (2005 UU131)          Discovered 2005-Oct-24 by NEAT at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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