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123238 (2000 UN58)
Classification: Main-belt Asteroid          SPK-ID: 2123238
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1189703895765262 4.6201e-08  
a 2.518494341543937 1.5685e-08 au
q 2.218868088584178 1.18e-07 au
i 3.323078187479188 4.16e-06 deg
node 278.8575125025625 0.00017579 deg
peri 173.8086330475099 0.00018781 deg
M 272.4912324190496 6.9274e-05 deg
tp 2459355.361564414724
(2021-May-20.86156441)
0.00028141 TDB
period 1459.855586140266
4.00
1.3637e-05
3.734e-08
d
yr
n .2465997345338858 2.3036e-09 deg/d
Q 2.818120594503696 1.7551e-08 au
  Orbit Determination Parameters
   # obs. used (total)      524  
   data-arc span      8168 days (22.36 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61797  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:19:36  

Additional Information
 Earth MOID = 1.23559 au 
 Jupiter MOID = 2.34169 au 
 T_jup = 3.445 
[ 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 15.6   n/a MPO280611  

123238 (2000 UN58)          Discovered 2000-Oct-25 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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