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JPL Small-Body Database Browser
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266841 (2009 UA27)
Classification: Main-belt Asteroid          SPK-ID: 2266841
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1016777168994264 8.069e-08  
a 2.767961967851726 3.119e-08 au
q 2.486521914496119 2.2851e-07 au
i 2.663950732414404 7.3357e-06 deg
node 295.4394124974671 0.0001825 deg
peri 47.52290432793783 0.00018559 deg
M 64.0863268181736 3.3347e-05 deg
tp 2458301.065743329053
(2018-Jul-01.56574333)
0.0001564 TDB
period 1682.048851190702
4.61
2.843e-05
7.784e-08
d
yr
n .2140246995473172 3.6175e-09 deg/d
Q 3.049402021207332 3.4361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      8510 days (23.30 yr)  
   first obs. used      1995-08-27  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62902  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:35:22  

Additional Information
 Earth MOID = 1.47841 au 
 Jupiter MOID = 2.30324 au 
 T_jup = 3.329 
[ 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 MPO454983  

266841 (2009 UA27)          Discovered 2009-Oct-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 UA27 = 2005 XG36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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