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226533 (2003 UE161)
Classification: Main-belt Asteroid          SPK-ID: 2226533
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06605433894690843 6.1356e-08  
a 3.170856986104398 4.795e-08 au
q 2.961408123992086 1.904e-07 au
i 10.07811693931854 1.0655e-05 deg
node 45.62432179661047 4.8182e-05 deg
peri 37.60110528959488 0.00011088 deg
M 292.086272034065 9.7394e-05 deg
tp 2459389.561698827832
(2021-Jun-24.06169883)
0.00055923 TDB
period 2062.354928421445
5.65
4.6781e-05
1.281e-07
d
yr
n .1745577325409982 3.9595e-09 deg/d
Q 3.38030584821671 5.1117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      8002 days (21.91 yr)  
   first obs. used      1995-05-27  
   last obs. used      2017-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63291  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:46:14  

Additional Information
 Earth MOID = 1.98387 au 
 Jupiter MOID = 1.86824 au 
 T_jup = 3.175 
[ 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 15.1   n/a MPO475854  
diameter diameter 5.393 km 0.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226533 (2003 UE161)          Discovered 2003-Oct-21 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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