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86369 (1999 XK226)
Classification: Main-belt Asteroid          SPK-ID: 2086369
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08767792762968146 4.5465e-08  
a 2.274454800693687 1.0976e-08 au
q 2.075035317281484 1.0461e-07 au
i 5.124523980987124 4.201e-06 deg
node 296.4234312554135 5.0847e-05 deg
peri 247.9116808401002 5.5811e-05 deg
M 276.6731398884713 2.5655e-05 deg
tp 2459290.499273138905
(2021-Mar-16.99927314)
9.0421e-05 TDB
period 1252.89418310341
3.43
9.0695e-06
2.483e-08
d
yr
n .2873347205653733 2.08e-09 deg/d
Q 2.47387428410589 1.1939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      7355 days (20.14 yr)  
   first obs. used      1999-12-06  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55102  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:48:57  

Additional Information
 Earth MOID = 1.08371 au 
 Jupiter MOID = 2.51034 au 
 T_jup = 3.600 
[ 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 15.8   n/a MPO432407  

86369 (1999 XK226)          Discovered 1999-Dec-14 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 XK226 = 1999 XP259 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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