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266847 (2009 UE46)
Classification: Main-belt Asteroid          SPK-ID: 2266847
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06903522550018959 5.6332e-08  
a 2.805688324275371 3.213e-08 au
q 2.611996998125772 1.5243e-07 au
i 2.625363958771019 6.2872e-06 deg
node 237.0030506268653 0.00014548 deg
peri 60.69167069729647 0.00015584 deg
M 195.4778177725398 6.0356e-05 deg
tp 2459784.975753090822
(2022-Jul-24.47575309)
0.00029402 TDB
period 1716.554371508689
4.70
2.9486e-05
8.073e-08
d
yr
n .209722456786262 3.6025e-09 deg/d
Q 2.99937965042497 3.4348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      7878 days (21.57 yr)  
   first obs. used      1998-06-20  
   last obs. used      2020-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57779  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:50:10  

Additional Information
 Earth MOID = 1.59742 au 
 Jupiter MOID = 2.1286 au 
 T_jup = 3.318 
[ 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 16.2   n/a MPO454983  

266847 (2009 UE46)          Discovered 2009-Oct-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 UE46 = 2008 OZ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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