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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.


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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 .04406474137555553 6.1043e-08  
a 2.966123759107159 3.7948e-08 au
q 2.835422282774211 1.8242e-07 au
i 10.36572329191098 6.2685e-06 deg
node 170.7057210273299 3.3558e-05 deg
peri 49.35684069193863 8.0481e-05 deg
M 283.5054743343957 7.347e-05 deg
tp 2459396.969865568311
(2021-Jul-01.46986557)
0.00038386 TDB
period 1865.874065662324
5.11
3.5807e-05
9.803e-08
d
yr
n .1929390662666249 3.7026e-09 deg/d
Q 3.096825235440106 3.962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      8124 days (22.24 yr)  
   first obs. used      1997-09-23  
   last obs. used      2019-12-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55362  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:15:16  

Additional Information
 Earth MOID = 1.84203 au 
 Jupiter MOID = 1.88188 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 15.9   n/a MPO418478  

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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