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277862 (2006 JK20)
Classification: Main-belt Asteroid          SPK-ID: 2277862
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0439023581044336 6.0111e-08  
a 2.96555442172505 2.7139e-08 au
q 2.835359589524291 1.8225e-07 au
i 10.36694698950451 6.1361e-06 deg
node 170.7037942167991 3.0521e-05 deg
peri 49.5181737823366 7.3001e-05 deg
M 321.9301969343094 6.3817e-05 deg
tp 2459397.758353499996
(2021-Jul-02.25835350)
0.00033089 TDB
period 1865.336869157522
5.11
2.5605e-05
7.01e-08
d
yr
n .1929946305959168 2.6492e-09 deg/d
Q 3.09574925392581 2.833e-08 au
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      8610 days (23.57 yr)  
   first obs. used      1997-09-23  
   last obs. used      2021-04-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52577  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 11:30:07  

Additional Information
 Earth MOID = 1.84103 au 
 Jupiter MOID = 1.88198 au 
 T_jup = 3.238 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.10   n/a MPCxxxxx  

277862 (2006 JK20)          Discovered 2006-May-02 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2006 JK20 = 1997 SJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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