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58339 (1994 WB12)
Classification: Main-belt Asteroid          SPK-ID: 2058339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07075367859548957 3.8122e-08  
a 2.306027810809851 1.2026e-08 au
q 2.142867860251551 8.9671e-08 au
i 5.062511731687384 4.3118e-06 deg
node 63.37059450320109 4.9283e-05 deg
peri 85.79481784130873 5.9169e-05 deg
M 282.3232082448155 3.4409e-05 deg
tp 2458876.484071167811
(2020-Jan-27.98407117)
0.00012314 TDB
period 1279.072723981041
3.50
1.0006e-05
2.739e-08
d
yr
n .2814538948805981 2.2017e-09 deg/d
Q 2.469187761368152 1.2877e-08 au
  Orbit Determination Parameters
   # obs. used (total)      775  
   data-arc span      10073 days (27.58 yr)  
   first obs. used      1992-03-01  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53984  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:18:56  

Additional Information
 Earth MOID = 1.16147 au 
 Jupiter MOID = 2.52483 au 
 T_jup = 3.579 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO266214  
diameter diameter 2.074 km 0.282 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.284   0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58339 (1994 WB12)          Discovered 1994-Nov-27 by Elst, E. W. at Caussols
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 WB12 = 1992 ET22 = 1999 CK56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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