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277889 (2006 KJ31)
Classification: Main-belt Asteroid          SPK-ID: 2277889
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04928012270171226 5.5872e-08  
a 3.002226469359618 3.5899e-08 au
q 2.854276380571247 1.6404e-07 au
i 4.411416984679887 6.4618e-06 deg
node 48.14741176071929 6.9269e-05 deg
peri 193.7497801112859 9.0883e-05 deg
M 244.96026099723 5.9829e-05 deg
tp 2459607.668158973191
(2022-Jan-28.16815897)
0.00031764 TDB
period 1900.043751186586
5.20
3.408e-05
9.331e-08
d
yr
n .1894693213117742 3.3984e-09 deg/d
Q 3.150176558147988 3.7668e-08 au
  Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      5890 days (16.13 yr)  
   first obs. used      2003-11-19  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53556  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 04:42:04  

Additional Information
 Earth MOID = 1.84173 au 
 Jupiter MOID = 1.83865 au 
 T_jup = 3.246 
[ 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 16.0   n/a MPO418478  

277889 (2006 KJ31)          Discovered 2006-May-20 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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