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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1104415822058737 4.5222e-08  
a 2.833631882095874 3.4546e-08 au
q 2.520681093648198 1.3082e-07 au
i 8.832847914155568 6.6039e-06 deg
node 184.9156980313367 3.6596e-05 deg
peri 251.7217914375974 5.0481e-05 deg
M 88.15553639688902 3.4322e-05 deg
tp 2458173.860890884374
(2018-Feb-24.36089088)
0.00016387 TDB
period 1742.262432504982
4.77
3.1861e-05
8.723e-08
d
yr
n .2066278841141061 3.7787e-09 deg/d
Q 3.14658267054355 3.8362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      8811 days (24.12 yr)  
   first obs. used      1995-02-25  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61815  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:48:14  

Additional Information
 Earth MOID = 1.55221 au 
 Jupiter MOID = 2.15151 au 
 T_jup = 3.286 
[ 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 16.6   n/a MPO437564  

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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