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JPL Small-Body Database Browser
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382236 (2012 SM2)
Classification: Main-belt Asteroid          SPK-ID: 2382236
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06623206854154799 8.8481e-08  
a 3.163604806582335 5.9184e-08 au
q 2.954072716194404 3.0306e-07 au
i 2.836003335288994 7.4834e-06 deg
node 270.5547634441317 0.00019932 deg
peri 92.0294548429565 0.00020731 deg
M 53.50100218491378 5.7568e-05 deg
tp 2458295.056291853424
(2018-Jun-25.55629185)
0.00032731 TDB
period 2055.283647822469
5.63
5.7675e-05
1.579e-07
d
yr
n .1751583049772291 4.9153e-09 deg/d
Q 3.373136896970268 6.3104e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      8483 days (23.23 yr)  
   first obs. used      1995-07-25  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59951  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:08:30  

Additional Information
 Earth MOID = 1.95213 au 
 Jupiter MOID = 1.99129 au 
 T_jup = 3.199 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO418952  

382236 (2012 SM2)          Discovered 2007-Oct-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

[ show close-approach data ]
Alternate Designations
 2012 SM2 = 2007 TW215 = 2009 DJ68 = 2010 GU137 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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