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305218 (2007 WF59)
Classification: Main-belt Asteroid          SPK-ID: 2305218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09469303407856736 8.3319e-08  
a 2.69036442878887 4.4506e-08 au
q 2.435605658249801 2.4881e-07 au
i 4.663893770648959 6.1576e-06 deg
node 243.5809970699491 9.2039e-05 deg
peri 105.2188904107081 9.7243e-05 deg
M 14.55219014105264 3.1401e-05 deg
tp 2458935.346019265278
(2020-Mar-26.84601927)
0.00014026 TDB
period 1611.81463663882
4.41
3.9996e-05
1.095e-07
d
yr
n .2233507450650294 5.5423e-09 deg/d
Q 2.945123199327941 4.8721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      183  
   data-arc span      7062 days (19.33 yr)  
   first obs. used      1998-12-14  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53027  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:48:17  

Additional Information
 Earth MOID = 1.43446 au 
 Jupiter MOID = 2.42214 au 
 T_jup = 3.361 
[ 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 16.4   n/a MPO450228  

305218 (2007 WF59)          Discovered 2007-Nov-19 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2007 WF59 = 2004 BQ18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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