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JPL Small-Body Database Browser
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(2021 KT2)
Classification: Apollo [NEO]          SPK-ID: 54150704
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 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3946173265456573 0.00051675  
a 1.639172820747517 0.0013332 au
q .9923268244778282 4.3885e-05 au
i 8.997099944592883 0.010865 deg
node 71.06265261858842 0.00036407 deg
peri 202.088851554562 0.013772 deg
M 4.796100768223898 0.0089858 deg
tp 2459386.287752258493
(2021-Jun-20.78775226)
0.0094783 TDB
period 766.5412727147409
2.10
0.93518
0.00256
d
yr
n .4696420307872576 0.00057297 deg/d
Q 2.286018817017207 0.0018593 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   first obs. used      2021-05-31  
   last obs. used      2021-05-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .46323  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-31 17:42:03  

Additional Information
 Earth MOID = .000392976 au 
 Jupiter MOID = 2.84343 au 
 T_jup = 4.193 
[ 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 28.40   .52224 MPO622919 autocmod 2.9c

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