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442643 (2012 TH101)
Classification: Main-belt Asteroid          SPK-ID: 2442643
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09291233434056093 5.0882e-08  
a 2.293167977489853 2.1862e-08 au
q 2.080104387666248 1.2414e-07 au
i 5.131724472923639 5.71e-06 deg
node 299.4941424111718 6.772e-05 deg
peri 154.1222243552719 8.0217e-05 deg
M 18.8902572733171 3.8815e-05 deg
tp 2458933.943940447852
(2020-Mar-25.44394045)
0.00013699 TDB
period 1268.388306845224
3.47
1.8139e-05
4.966e-08
d
yr
n .2838247546568792 4.0588e-09 deg/d
Q 2.506231567313458 2.3893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      6228 days (17.05 yr)  
   first obs. used      2003-01-05  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48815  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:42:24  

Additional Information
 Earth MOID = 1.09823 au 
 Jupiter MOID = 2.61983 au 
 T_jup = 3.586 
[ 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 17.6   n/a MPO503572  

442643 (2012 TH101)          Discovered 2009-Nov-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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