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JPL Small-Body Database Browser
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215540 (2002 WL13)
Classification: Main-belt Asteroid          SPK-ID: 2215540
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1402254047915527 6.9738e-08  
a 2.761950030635083 3.7181e-08 au
q 2.374654469575237 1.9261e-07 au
i 14.40536975984024 7.5339e-06 deg
node 93.34995809150725 3.2092e-05 deg
peri 340.18863679631 4.3091e-05 deg
M 194.4468364456417 3.2212e-05 deg
tp 2459371.504895736955
(2021-Jun-06.00489574)
0.00015905 TDB
period 1676.571782176595
4.59
3.3855e-05
9.269e-08
d
yr
n .2147238810930201 4.3359e-09 deg/d
Q 3.149245591694929 4.2395e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      5703 days (15.61 yr)  
   first obs. used      2002-10-31  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63388  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:35:24  

Additional Information
 Earth MOID = 1.39465 au 
 Jupiter MOID = 2.11232 au 
 T_jup = 3.281 
[ 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 15.9   n/a MPO433410  
diameter diameter 4.564 km 0.921 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215540 (2002 WL13)          Discovered 2002-Nov-30 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2002 WL13 = 2007 VW194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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