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(2012 KT42)
Classification: Apollo [NEO]          SPK-ID: 3605257
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5547280627014153 4.017e-05  
a 1.597722504716412 7.3406e-05 au
q .7114209949406241 3.2115e-05 au
i 2.193245382448957 0.00040075 deg
node 69.49646047213156 6.9269e-05 deg
peri 259.1055563506561 0.0028038 deg
M 322.2864621376675 0.10194 deg
tp 2459077.776106047389
(2020-Aug-16.27610605)
0.2142 TDB
period 737.6501848914414
2.02
0.050836
0.0001392
d
yr
n .4880362092676497 3.3634e-05 deg/d
Q 2.484024014492201 0.00011413 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      1 day  
   first obs. used      2012-05-28  
   last obs. used      2012-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .25897  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:49:40  

Additional Information
 Earth MOID = .000925643 au 
 Jupiter MOID = 2.89115 au 
 T_jup = 4.178 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 29.0   n/a MPO234436  
rotation period rot_per 0.06057 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Polishook, D.; Binzel, R.P.; Lockhart, M.; DeMeo, F.E.; et al. (2012) Icarus 221, 1187-1189.]
[Elenin, L. UNPUBLISHED.]

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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