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JPL Small-Body Database Browser
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233154 (2005 UC321)
Classification: Main-belt Asteroid          SPK-ID: 2233154
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05775539910682827 4.7301e-08  
a 2.295337828391484 1.3219e-08 au
q 2.162769676027734 1.0624e-07 au
i 2.473905717075956 4.7012e-06 deg
node 163.444524330436 0.00010957 deg
peri 212.8262169796887 0.00011775 deg
M 342.8238363429945 4.1153e-05 deg
tp 2458661.102706042700
(2019-Jun-26.60270604)
0.00014514 TDB
period 1270.189002098469
3.48
1.0972e-05
3.004e-08
d
yr
n .2834223878534982 2.4483e-09 deg/d
Q 2.427905980755235 1.3982e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      8751 days (23.96 yr)  
   first obs. used      1995-12-18  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58275  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:59:23  

Additional Information
 Earth MOID = 1.16286 au 
 Jupiter MOID = 2.79279 au 
 T_jup = 3.592 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO348622  

233154 (2005 UC321)          Discovered 2005-Oct-27 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2005 UC321 = 1995 YW9 = 2008 RK100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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