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15306 (1992 WK2)
Classification: Main-belt Asteroid          SPK-ID: 2015306
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1077272226006833 5.7535e-08  
a 2.33956104884073 1.7388e-08 AU
q 2.087526634944377 1.3323e-07 AU
i 2.604082644605934 6.6871e-06 deg
node 250.7970644560968 0.00013908 deg
peri 228.4949975341336 0.00014393 deg
M 312.4224344210676 3.7902e-05 deg
tp 2456973.242704994517
(2014-Nov-11.74270499)
0.00013814 JED
period 1307.073471316134
3.58
1.4572e-05
3.99e-08
d
yr
n .2754244561612169 3.0705e-09 deg/d
Q 2.591595462737084 1.9261e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      7723 days (21.14 yr)  
   first obs. used      1992-11-18  
   last obs. used      2014-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60902  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 04:07:35  

Additional Information
 Earth MOID = 1.10451 AU 
 T_jup = 3.556 
[ 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 14.9 mag n/a MPO272713  

15306 (1992 WK2)          Discovered 1992-Nov-18 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 WK2 = 2000 AD246 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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