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JPL Small-Body Database Browser
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305570 (2008 WG113)
Classification: Main-belt Asteroid          SPK-ID: 2305570
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1849929858698142 1.0704e-07  
a 2.220530860652414 2.3802e-08 au
q 1.809748226524255 2.3529e-07 au
i 8.994612527582749 8.6276e-06 deg
node 71.83294321597019 6.759e-05 deg
peri 211.2754708230077 7.316e-05 deg
M 188.3965164367688 3.2256e-05 deg
tp 2459176.612430506703
(2020-Nov-23.11243051)
0.00011211 TDB
period 1208.60294136157
3.31
1.9432e-05
5.32e-08
d
yr
n .2978645737817224 4.7892e-09 deg/d
Q 2.631313494780573 2.8205e-08 au
  Orbit Determination Parameters
   # obs. used (total)      65  
   data-arc span      6237 days (17.08 yr)  
   first obs. used      2001-11-12  
   last obs. used      2018-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55276  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:14:19  

Additional Information
 Earth MOID = .799382 au 
 Jupiter MOID = 2.5121 au 
 T_jup = 3.611 
[ 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 MPO310868  

305570 (2008 WG113)          Discovered 2008-Nov-30 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 WG113 = 2010 FR57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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