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442649 (2012 TU124)
Classification: Mars-crossing Asteroid          SPK-ID: 2442649
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2610452057491586 1.6219e-07  
a 2.159943700190929 4.3134e-08 au
q 1.596100752567989 3.6846e-07 au
i 5.280542086319306 4.5653e-06 deg
node 78.02604498416252 9.7295e-05 deg
peri 228.870710299271 0.00010008 deg
M 199.571646870464 1.4864e-05 deg
tp 2459517.202661115349
(2021-Oct-29.70266112)
5.3653e-05 TDB
period 1159.476827960278
3.17
3.4732e-05
9.509e-08
d
yr
n .310484859480377 9.3006e-09 deg/d
Q 2.723786647813868 5.4394e-08 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      5371 days (14.70 yr)  
   first obs. used      2002-05-17  
   last obs. used      2017-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54591  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:26:37  

Additional Information
 Earth MOID = .587429 au 
 Jupiter MOID = 2.54506 au 
 T_jup = 3.648 
[ 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 18.0   n/a MPO349191  

442649 (2012 TU124)          Discovered 2009-Nov-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 TU124 = 2009 WA168 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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