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15306 (1992 WK2)
Classification: Main-belt Asteroid          SPK-ID: 2015306
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076719455839782 2.9165e-08  
a 2.340343439703042 8.0428e-09 au
q 2.088354108215516 6.7405e-08 au
i 2.602237469320623 4.1833e-06 deg
node 250.7122780287521 8.3651e-05 deg
peri 228.8427783148041 8.6666e-05 deg
M 197.8091517252847 2.2312e-05 deg
tp 2459589.671406919984
(2022-Jan-10.17140692)
8.152e-05 TDB
period 1307.729189084337
3.58
6.7412e-06
1.846e-08
d
yr
n .2752863536311135 1.4191e-09 deg/d
Q 2.592332771190568 8.9088e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1305  
   data-arc span      10118 days (27.70 yr)  
   first obs. used      1992-11-18  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53761  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:58:50  

Additional Information
 Earth MOID = 1.1055 au 
 Jupiter MOID = 2.4746 au 
 T_jup = 3.555 
[ 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 15.0   n/a MPO384887  

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

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