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JPL Small-Body Database Browser
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215684 (2003 WR158)
Classification: Main-belt Asteroid          SPK-ID: 2215684
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 .1960156126855671 6.8866e-08  
a 2.374562720803656 1.5957e-08 au
q 1.90911135422502 1.5965e-07 au
i 1.97302644244352 5.6839e-06 deg
node 124.2099141728543 0.00019172 deg
peri 243.4982558805205 0.00019247 deg
M 110.3903299544783 1.9038e-05 deg
tp 2458190.671246084008
(2018-Mar-13.17124608)
6.8417e-05 TDB
period 1336.515177285886
3.66
1.3472e-05
3.688e-08
d
yr
n .2693572105414218 2.7151e-09 deg/d
Q 2.840014087382293 1.9085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      9546 days (26.14 yr)  
   first obs. used      1992-11-19  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64588  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:44:24  

Additional Information
 Earth MOID = .908093 au 
 Jupiter MOID = 2.61768 au 
 T_jup = 3.515 
[ 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 17.2   n/a MPO264532  

215684 (2003 WR158)          Discovered 2003-Nov-28 by Spacewatch 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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