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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1180029588893024 2.4858e-07  
a 2.575513646842686 4.334e-08 au
q 2.271595415855471 6.7022e-07 au
i 10.68707171534574 1.0478e-05 deg
node 40.58014906340876 3.1567e-05 deg
peri 354.5332297830742 8.3607e-05 deg
M 310.5585854797616 7.0736e-05 deg
tp 2459207.839762465188
(2020-Dec-24.33976247)
0.00030066 TDB
period 1509.712357782836
4.13
3.8107e-05
1.043e-07
d
yr
n .2384560198796386 6.019e-09 deg/d
Q 2.879431877829901 4.8454e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      5258 days (14.40 yr)  
   first obs. used      2006-04-30  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51956  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 23:38:31  

Additional Information
 Earth MOID = 1.27882 au 
 Jupiter MOID = 2.54429 au 
 T_jup = 3.393 
[ 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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