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JPL Small-Body Database Browser
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172321 (2002 UY5)
Classification: Main-belt Asteroid          SPK-ID: 2172321
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04165161596617847 6.0734e-08  
a 2.712926394435578 2.1714e-08 au
q 2.599928626110038 1.722e-07 au
i 7.304474712625256 4.2353e-06 deg
node 92.61825117369261 4.717e-05 deg
peri 261.7489382826267 7.2267e-05 deg
M 6.614826914140392 5.7726e-05 deg
tp 2458970.510347932422
(2020-May-01.01034793)
0.00026158 TDB
period 1632.132614271282
4.47
1.9595e-05
5.365e-08
d
yr
n .2205703120274534 2.6481e-09 deg/d
Q 2.825924162761118 2.2618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      5730 days (15.69 yr)  
   first obs. used      2002-10-04  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57446  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:56:05  

Additional Information
 Earth MOID = 1.6061 au 
 Jupiter MOID = 2.36648 au 
 T_jup = 3.349 
[ 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 15.6   n/a MPO436857  

172321 (2002 UY5)          Discovered 2002-Oct-28 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

Alternate Designations
 2002 UY5 = 2004 CM58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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