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JPL Small-Body Database Browser
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215685 (2003 WK185)
Classification: Main-belt Asteroid          SPK-ID: 2215685
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1044407382286327 5.1344e-08  
a 2.706717327423394 3.8456e-08 au
q 2.424025771571063 1.4906e-07 au
i 12.24472489373695 9.9742e-06 deg
node 78.8192113671325 3.541e-05 deg
peri 52.05006377717248 7.2427e-05 deg
M 126.9335272158165 6.0972e-05 deg
tp 2458026.995765121289
(2017-Sep-30.49576512)
0.00027314 TDB
period 1626.532635505382
4.45
3.4663e-05
9.49e-08
d
yr
n .2213297121383267 4.7168e-09 deg/d
Q 2.989408883275725 4.2472e-08 au
  Orbit Determination Parameters
   # obs. used (total)      262  
   data-arc span      5316 days (14.55 yr)  
   first obs. used      2003-11-21  
   last obs. used      2018-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55536  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:06:17  

Additional Information
 Earth MOID = 1.46042 au 
 Jupiter MOID = 2.16694 au 
 T_jup = 3.324 
[ 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 16.0   n/a MPO437031  

215685 (2003 WK185)          Discovered 2003-Nov-21 by Buie, M. W. at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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