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JPL Small-Body Database Browser
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183301 (2002 UN20)
Classification: Main-belt Asteroid          SPK-ID: 2183301
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2086589381147853 2.7996e-08  
a 2.549125869031152 1.3389e-08 au
q 2.017227972078182 6.975e-08 au
i 3.520418205141892 1.2765e-05 deg
node 170.0977227676235 8.1544e-05 deg
peri 285.55798234341 9.2434e-05 deg
M 78.19647139421498 4.2477e-05 deg
tp 2458677.598544544649
(2019-Jul-13.09854454)
0.00017422 TDB
period 1486.569942240721
4.07
1.1712e-05
3.207e-08
d
yr
n .2421682221405395 1.9079e-09 deg/d
Q 3.081023765984121 1.6183e-08 au
  Orbit Determination Parameters
   # obs. used (total)      445  
   data-arc span      7826 days (21.43 yr)  
   first obs. used      1998-11-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60362  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 04:37:40  

Additional Information
 Earth MOID = 1.03738 au 
 Jupiter MOID = 2.11524 au 
 T_jup = 3.408 
[ 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 16.6   n/a MPO454261  

183301 (2002 UN20)          Discovered 2002-Oct-28 by NEAT at Haleakala
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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