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JPL Small-Body Database Browser
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185728 (1998 UZ3)
Classification: Main-belt Asteroid          SPK-ID: 2185728
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120564662091978 7.1744e-08  
a 2.428648057597516 1.4951e-08 au
q 2.135838925192933 1.7108e-07 au
i 3.729732447412989 6.3364e-06 deg
node 1.941272058343286 6.3135e-05 deg
peri 20.35905890580784 6.6218e-05 deg
M 261.2032900871236 1.727e-05 deg
tp 2459379.889480620375
(2021-Jun-14.38948062)
6.6744e-05 TDB
period 1382.436855880909
3.78
1.2766e-05
3.495e-08
d
yr
n .2604097239367962 2.4047e-09 deg/d
Q 2.721457190002099 1.6754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      7528 days (20.61 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62718  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:44:28  

Additional Information
 Earth MOID = 1.13909 au 
 Jupiter MOID = 2.736 au 
 T_jup = 3.496 
[ 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 16.7   n/a MPO433219  

185728 (1998 UZ3)          Discovered 1998-Oct-20 by ODAS at Caussols
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 1998 UZ3 = 2002 VO109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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