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JPL Small-Body Database Browser
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392765 (2012 TH57)
Classification: Main-belt Asteroid          SPK-ID: 2392765
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1186421683299833 3.0568e-07  
a 2.577211801932791 4.6215e-08 au
q 2.271445805505862 8.1469e-07 au
i 10.69580427383696 1.1797e-05 deg
node 40.65037290057462 3.1688e-05 deg
peri 354.0264563857839 9.2282e-05 deg
M 215.7626511540741 7.3903e-05 deg
tp 2459205.978636893537
(2020-Dec-22.47863689)
0.00032195 TDB
period 1511.205738497808
4.14
4.0649e-05
1.113e-07
d
yr
n .238220376504031 6.4078e-09 deg/d
Q 2.882977798359721 5.1699e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      4363 days (11.95 yr)  
   first obs. used      2006-04-30  
   last obs. used      2018-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5301  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:50:15  

Additional Information
 Earth MOID = 1.278 au 
 Jupiter MOID = 2.54011 au 
 T_jup = 3.392 
[ 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 16.8   n/a MPO437608  

392765 (2012 TH57)          Discovered 2008-Oct-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 TH57 = 2008 XM52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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