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JPL Small-Body Database Browser
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382241 (2012 SR28)
Classification: Main-belt Asteroid          SPK-ID: 2382241
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .109840135165105 4.5056e-08  
a 2.834910222152133 3.3247e-08 au
q 2.523523300170004 1.303e-07 au
i 8.830613068666961 6.3489e-06 deg
node 184.8996838275147 3.588e-05 deg
peri 251.7776162920062 4.8877e-05 deg
M 170.7808913234059 3.3757e-05 deg
tp 2458173.426384068080
(2018-Feb-23.92638407)
0.00015815 TDB
period 1743.441549158166
4.77
3.067e-05
8.397e-08
d
yr
n .2064881384602935 3.6325e-09 deg/d
Q 3.146297144134261 3.6899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      9194 days (25.17 yr)  
   first obs. used      1995-02-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61661  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:41:55  

Additional Information
 Earth MOID = 1.55524 au 
 Jupiter MOID = 2.14935 au 
 T_jup = 3.285 
[ 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 16.5   n/a MPO471926  

382241 (2012 SR28)          Discovered 2005-Mar-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-12-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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