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442648 (2012 TM123)
Classification: Main-belt Asteroid          SPK-ID: 2442648
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06579081886950054 5.0138e-08  
a 2.322189077740784 2.3907e-08 au
q 2.169410356746408 1.13e-07 au
i 5.918736251808012 4.6711e-06 deg
node 254.14122267 5.6815e-05 deg
peri 327.9463631999807 7.1481e-05 deg
M 210.0468019447014 4.619e-05 deg
tp 2459538.891290314204
(2021-Nov-20.39129031)
0.00016896 TDB
period 1292.542386736145
3.54
1.996e-05
5.465e-08
d
yr
n .2785208467391555 4.301e-09 deg/d
Q 2.47496779873516 2.5479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      3079 days (8.43 yr)  
   first obs. used      2011-05-28  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54588  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:11:27  

Additional Information
 Earth MOID = 1.16226 au 
 Jupiter MOID = 2.51494 au 
 T_jup = 3.567 
[ 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 17.2   n/a MPO440833  

442648 (2012 TM123)          Discovered 2011-May-28 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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