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65874 (1997 WL13)
Classification: Main-belt Asteroid          SPK-ID: 2065874
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2029915133215453 6.6048e-08  
a 2.778858430045917 2.5825e-08 AU
q 2.214773752024563 1.8024e-07 AU
i 7.037789703538936 7.4129e-06 deg
node 255.6484619658825 6.2497e-05 deg
peri 172.7871272615808 6.5994e-05 deg
M 244.950278072312 2.1419e-05 deg
tp 2457541.230830918628
(2016-Jun-01.73083092)
0.00010448 JED
period 1691.991044124881
4.63
2.3587e-05
6.458e-08
d
yr
n .2127670836379613 2.966e-09 deg/d
Q 3.342943108067271 3.1068e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      23141 days (63.36 yr)  
   first obs. used      1951-12-27  
   last obs. used      2015-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58367  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 13:42:48  

Additional Information
 Earth MOID = 1.22881 AU 
 T_jup = 3.293 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO263851  

65874 (1997 WL13)          Discovered 1997-Nov-24 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WL13 = 2001 MJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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