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295880 (2008 WR47)
Classification: Main-belt Asteroid          SPK-ID: 2295880
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1719875553579593 7.6596e-08  
a 3.106746734774499 3.7746e-08 au
q 2.57242495874431 2.4522e-07 au
i .5463030744295818 9.8194e-06 deg
node 45.40297379832854 0.0010339 deg
peri 56.95610976329824 0.001035 deg
M 14.45050284986324 3.8932e-05 deg
tp 2458920.214399154421
(2020-Mar-11.71439915)
0.00021607 TDB
period 2000.125297001826
5.48
3.6451e-05
9.98e-08
d
yr
n .1799887239762616 3.2802e-09 deg/d
Q 3.641068510804687 4.4238e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      7595 days (20.79 yr)  
   first obs. used      1999-03-21  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56741  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 05:36:05  

Additional Information
 Earth MOID = 1.58936 au 
 Jupiter MOID = 1.5144 au 
 T_jup = 3.197 
[ 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 17.1   n/a MPO352812  

295880 (2008 WR47)          Discovered 2008-Nov-17 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 WR47 = 1999 FK89 = 2004 BD157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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