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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2031098761271071 6.7208e-08  
a 2.778703445972619 2.6121e-08 AU
q 2.214321333267155 1.8334e-07 AU
i 7.03855572090631 7.5631e-06 deg
node 255.6514505889146 6.3065e-05 deg
peri 172.7758344261214 6.6905e-05 deg
M 202.4157718250455 2.154e-05 deg
tp 2457541.079991739007
(2016-Jun-01.57999174)
0.0001061 JED
period 1691.849496067881
4.63
2.3856e-05
6.531e-08
d
yr
n .2127848847292241 3.0004e-09 deg/d
Q 3.343085558678084 3.1426e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      557  
   data-arc span      22418 days (61.38 yr)  
   first obs. used      1951-12-27  
   last obs. used      2013-05-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57336  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 11:45:15  

Additional Information
 Earth MOID = 1.2278 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 (905)
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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