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442888 (2013 BU47)
Classification: Main-belt Asteroid          SPK-ID: 2442888
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08554015409862119 8.4056e-08  
a 3.081501313533146 7.6193e-08 au
q 2.817909216318417 2.4064e-07 au
i 3.811997946972919 8.3587e-06 deg
node 351.7798844179426 0.00012637 deg
peri 185.5742210846837 0.00013848 deg
M 80.60455060296508 5.9361e-05 deg
tp 2458558.116395517333
(2019-Mar-15.61639552)
0.00031896 TDB
period 1975.795366668811
5.41
7.328e-05
2.006e-07
d
yr
n .1822051038650625 6.7578e-09 deg/d
Q 3.345093410747875 8.271e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      8532 days (23.36 yr)  
   first obs. used      1995-11-18  
   last obs. used      2019-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60605  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:03:38  

Additional Information
 Earth MOID = 1.82186 au 
 Jupiter MOID = 1.62065 au 
 T_jup = 3.219 
[ 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 16.8   n/a MPO437722  

442888 (2013 BU47)          Discovered 2008-Feb-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2013 BU47 = 2008 FK29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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