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(2015 KA122)
Classification: Apollo [NEO]          SPK-ID: 3720363
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4112058617617232 0.0002267  
a 1.648052874348433 0.00060766 au
q .9703638719231008 1.5834e-05 au
i 12.63875582996575 0.0049049 deg
node 73.09901862271602 8.339e-05 deg
peri 214.8914655620309 0.0011291 deg
M 115.2584812382107 0.46309 deg
tp 2458753.085282452853
(2019-Sep-26.58528245)
0.85723 TDB
period 772.778691512418
2.12
0.4274
0.00117
d
yr
n .4658513542802766 0.00025765 deg/d
Q 2.325741876773765 0.00085753 au
  Orbit Determination Parameters
   # obs. used (total)      353  
   data-arc span      16 days  
   first obs. used      2015-05-20  
   last obs. used      2015-06-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .37456  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:33:26  

Additional Information
 Earth MOID = .0074127 au 
 Jupiter MOID = 2.88221 au 
 T_jup = 4.158 
[ 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 23.2   n/a MPO349339  

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