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JPL Small-Body Database Browser
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344958 (2004 WL2)
Classification: Main-belt Asteroid          SPK-ID: 2344958
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2960720588146844 7.832e-08  
a 2.62662754828494 2.1151e-08 au
q 1.848956522324851 1.9985e-07 au
i .8083725110979497 8.3413e-06 deg
node 186.6632032900859 0.00077504 deg
peri 215.1538290917811 0.00077588 deg
M 148.4917236613173 2.9027e-05 deg
tp 2457959.148792290255
(2017-Jul-24.64879229)
0.00012105 TDB
period 1554.877464431071
4.26
1.8781e-05
5.142e-08
d
yr
n .2315294987773997 2.7966e-09 deg/d
Q 3.404298574245029 2.7413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6241 days (17.09 yr)  
   first obs. used      2000-12-22  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6301  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:18:34  

Additional Information
 Earth MOID = .857016 au 
 Jupiter MOID = 2.01324 au 
 T_jup = 3.338 
[ 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 17.3   n/a MPO242370  

344958 (2004 WL2)          Discovered 2004-Nov-17 by CINEOS at Campo Imperatore
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2004 WL2 = 2008 SB37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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