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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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .202991551720195 6.7194e-08  
a 2.77885844368319 2.6176e-08 AU
q 2.214773656189173 1.8329e-07 AU
i 7.037789451523481 7.5622e-06 deg
node 255.6484583251009 6.3075e-05 deg
peri 172.7871244576349 6.692e-05 deg
M 244.9502781697676 2.1819e-05 deg
tp 2457541.230834441051
(2016-Jun-01.73083444)
0.00010618 JED
period 1691.991056580074
4.63
2.3907e-05
6.545e-08
d
yr
n .2127670820717266 3.0063e-09 deg/d
Q 3.342943231177207 3.149e-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 = 1.22881 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 (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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