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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3208374838547645 1.3268e-07  
a 2.369800975047772 1.6432e-08 au
q 1.609479992976877 3.1182e-07 au
i 9.179579303725291 5.8441e-06 deg
node 61.43512408112168 6.6759e-05 deg
peri 272.1334480849445 8.6555e-05 deg
M 2.207158922591614 2.3272e-05 deg
tp 2458592.330464924345
(2019-Apr-18.83046492)
8.6153e-05 TDB
period 1332.496992913572
3.65
1.3859e-05
3.794e-08
d
yr
n .2701694652329698 2.8099e-09 deg/d
Q 3.130121957118667 2.1704e-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 = .63235 au 
 Jupiter MOID = 2.32757 au 
 T_jup = 3.458 
[ 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 MPO349181  

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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