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JPL Small-Body Database Browser
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441491 (2008 SL71)
Classification: Main-belt Asteroid          SPK-ID: 2441491
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1001795358332708 8.1519e-08  
a 2.423677485627955 2.6306e-08 au
q 2.180874600108197 2.0713e-07 au
i 6.540021528297589 7.7086e-06 deg
node 27.27606140298916 7.7611e-05 deg
peri 35.45517904850998 9.5687e-05 deg
M 251.7108102539445 5.7466e-05 deg
tp 2459015.065610459279
(2020-Jun-14.56561046)
0.00022282 TDB
period 1378.194999106794
3.77
2.2438e-05
6.143e-08
d
yr
n .2612112220936191 4.2527e-09 deg/d
Q 2.666480371147713 2.8941e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      4030 days (11.03 yr)  
   first obs. used      2008-09-22  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65625  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:57:02  

Additional Information
 Earth MOID = 1.19655 au 
 Jupiter MOID = 2.6074 au 
 T_jup = 3.496 
[ 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 17.4   n/a MPO456091  

441491 (2008 SL71)          Discovered 2008-Sep-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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