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JPL Small-Body Database Browser
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441531 (2008 SH282)
Classification: Mars-crossing Asteroid          SPK-ID: 2441531
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3209855657045051 1.3261e-07  
a 2.370307008663416 1.65e-08 au
q 1.609472672594236 3.1165e-07 au
i 9.178669598847817 5.8436e-06 deg
node 61.43320856747816 6.6768e-05 deg
peri 272.1636635706723 8.6547e-05 deg
M 110.2168063662549 2.3081e-05 deg
tp 2458592.414982893199
(2019-Apr-18.91498289)
8.6124e-05 TDB
period 1332.923816266809
3.65
1.3918e-05
3.811e-08
d
yr
n .2700829526838759 2.8202e-09 deg/d
Q 3.131141344732596 2.1797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      5565 days (15.24 yr)  
   first obs. used      2004-07-13  
   last obs. used      2019-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58211  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:57:17  

Additional Information
 Earth MOID = .633162 au 
 Jupiter MOID = 2.33004 au 
 T_jup = 3.457 
[ 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 18.0   n/a MPO495187  

441531 (2008 SH282)          Discovered 2008-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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