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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0656046595699866 6.1349e-08  
a 3.171951290585332 4.8867e-08 au
q 2.963856505993901 1.8967e-07 au
i 10.07803428643896 1.0654e-05 deg
node 45.63420617189851 4.8174e-05 deg
peri 37.39449787179676 0.00011168 deg
M 222.4374552707943 9.8048e-05 deg
tp 2459388.971303084573
(2021-Jun-23.47130308)
0.000564 TDB
period 2063.422639274443
5.65
4.7684e-05
1.306e-07
d
yr
n .1744674082506849 4.0318e-09 deg/d
Q 3.380046075176762 5.2073e-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 = 1.98605 au 
 Jupiter MOID = 1.86929 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 15.2   n/a MPO321144  
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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