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JPL Small-Body Database Browser
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(2017 TK2)
Classification: Apollo [NEO]          SPK-ID: 3785688
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4178495108429565 0.00040979  
a 1.426785206937051 0.00084177 au
q .8306037061404375 9.4704e-05 au
i 10.0740130144235 0.0090634 deg
node 196.1973630652873 0.00017887 deg
peri 249.2927566502128 0.003577 deg
M 36.54741343442773 0.66775 deg
tp 2459333.303872149542
(2021-Apr-28.80387215)
1.0987 TDB
period 622.4956539532748
1.70
0.55089
0.001508
d
yr
n .5783172905927179 0.00051179 deg/d
Q 2.022966707733663 0.0011935 au
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      2 days  
   first obs. used      2017-10-10  
   last obs. used      2017-10-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .39839  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 19:53:05  

Additional Information
 Earth MOID = .0129794 au 
 Jupiter MOID = 3.26697 au 
 T_jup = 4.584 
[ 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 25.8   n/a MPO421491  

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