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JPL Small-Body Database Browser
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357926 (2005 WN138)
Classification: Outer Main-belt Asteroid          SPK-ID: 2357926
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03211292564542195 1.429e-07  
a 3.211094020565379 6.1835e-08 au
q 3.107976397042504 4.464e-07 au
i .8214489856717625 8.3568e-06 deg
node 294.8662564934069 0.00087348 deg
peri 267.7423071212937 0.00088327 deg
M 345.2357651026319 0.00013007 deg
tp 2458686.695859593228
(2019-Jul-22.19585959)
0.00075961 TDB
period 2101.735015005321
5.75
6.0708e-05
1.662e-07
d
yr
n .1712870544715594 4.9476e-09 deg/d
Q 3.314211644088255 6.382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      4871 days (13.34 yr)  
   first obs. used      2005-11-26  
   last obs. used      2019-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .80441  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:24:54  

Additional Information
 Earth MOID = 2.10417 au 
 Jupiter MOID = 1.6495 au 
 T_jup = 3.191 
[ 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 16.8   n/a MPO297727  

357926 (2005 WN138)          Discovered 2005-Nov-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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