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JPL Small-Body Database Browser
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441495 (2008 SF81)
Classification: Main-belt Asteroid          SPK-ID: 2441495
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2489352092542168 1.1356e-07  
a 2.34576862398697 3.9399e-08 au
q 1.761824220712797 2.8882e-07 au
i 4.715168920078779 1.0135e-05 deg
node 131.9203476432992 8.84e-05 deg
peri 251.8591494082862 9.2853e-05 deg
M 335.8288748819431 3.4787e-05 deg
tp 2458688.609056783643
(2019-Jul-24.10905678)
0.00012871 TDB
period 1312.279022477768
3.59
3.3061e-05
9.052e-08
d
yr
n .2743319018544312 6.9114e-09 deg/d
Q 2.929713027261142 4.9206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      3554 days (9.73 yr)  
   first obs. used      2008-09-23  
   last obs. used      2018-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53937  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:11:48  

Additional Information
 Earth MOID = .771391 au 
 Jupiter MOID = 2.53366 au 
 T_jup = 3.514 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.1   n/a MPO456091  

441495 (2008 SF81)          Discovered 2008-Sep-23 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 SF81 = 2013 BH37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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