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442871 (2013 BY13)
Classification: Main-belt Asteroid          SPK-ID: 2442871
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04013114808029474 7.1167e-08  
a 3.065097642135916 1.0209e-07 au
q 2.942091754778797 2.1548e-07 au
i 11.5219369999305 1.0638e-05 deg
node 128.7457087666191 3.8752e-05 deg
peri 96.65560894113649 0.00020612 deg
M 36.01424505094808 0.00019072 deg
tp 2458804.418458520542
(2019-Nov-16.91845852)
0.0010399 TDB
period 1960.039835147023
5.37
9.7929e-05
2.681e-07
d
yr
n .183669736474002 9.1766e-09 deg/d
Q 3.188103529493035 1.0619e-07 au
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      4001 days (10.95 yr)  
   first obs. used      2008-02-28  
   last obs. used      2019-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .75767  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:19:47  

Additional Information
 Earth MOID = 1.96017 au 
 Jupiter MOID = 1.88769 au 
 T_jup = 3.200 
[ 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 16.6   n/a MPO343162  

442871 (2013 BY13)          Discovered 2013-Jan-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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