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226551 (2003 UB351)
Classification: Main-belt Asteroid          SPK-ID: 2226551
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06710188465506876 3.7844e-08  
a 3.116657863343901 3.0061e-08 au
q 2.907524246888486 1.2514e-07 au
i 11.0784665132542 8.0786e-06 deg
node 173.2147403068442 2.2028e-05 deg
peri 275.916586277064 6.7542e-05 deg
M 300.31779526431 6.6319e-05 deg
tp 2459333.676589584853
(2021-Apr-29.17658958)
0.00037152 TDB
period 2009.704111664972
5.50
2.9076e-05
7.961e-08
d
yr
n .1791308471284124 2.5917e-09 deg/d
Q 3.325791479799316 3.2078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      8975 days (24.57 yr)  
   first obs. used      1995-04-02  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5993  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:53:59  

Additional Information
 Earth MOID = 1.95121 au 
 Jupiter MOID = 1.83531 au 
 T_jup = 3.185 
[ 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 15.3   n/a MPO413100  
diameter diameter 3.917 km 1.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226551 (2003 UB351)          Discovered 2003-Oct-19 by Sloan Digital Sky Survey at Apache Point
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2003 UB351 = 1995 GJ2 = 2006 EF18 = 2008 SM133 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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