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JPL Small-Body Database Browser
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266855 (2009 UD97)
Classification: Main-belt Asteroid          SPK-ID: 2266855
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05825783277420039 4.4356e-08  
a 2.811622710303004 3.5041e-08 au
q 2.647823664622027 1.2812e-07 au
i 3.128410241486242 6.4778e-06 deg
node 304.4097971045402 0.0001356 deg
peri 319.852082400072 0.00015775 deg
M 155.9445072504595 8.2588e-05 deg
tp 2457854.563991322807
(2017-Apr-11.06399132)
0.00039385 TDB
period 1722.00334502643
4.71
3.2192e-05
8.814e-08
d
yr
n .2090588273476754 3.9082e-09 deg/d
Q 2.975421755983981 3.7082e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      5142 days (14.08 yr)  
   first obs. used      2004-09-21  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56062  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:21:38  

Additional Information
 Earth MOID = 1.63255 au 
 Jupiter MOID = 2.07394 au 
 T_jup = 3.316 
[ 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 16.1   n/a MPO413195  

266855 (2009 UD97)          Discovered 2009-Oct-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 UD97 = 2006 BW3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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