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26427 (1999 XG165)
Classification: Main-belt Asteroid          SPK-ID: 2026427
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09324516183408067 3.2684e-08  
a 2.605845611159766 1.3371e-08 au
q 2.362863115432545 8.9107e-08 au
i 16.31712582381245 3.5602e-06 deg
node 98.42561364219107 2.0669e-05 deg
peri 349.7973929128987 3.9777e-05 deg
M 248.8869031048062 3.3765e-05 deg
tp 2459074.724732789198
(2020-Aug-13.22473279)
0.00014477 TDB
period 1536.460674524639
4.21
1.1826e-05
3.238e-08
d
yr
n .2343047277219635 1.8034e-09 deg/d
Q 2.848828106886987 1.4618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1352  
   data-arc span      12888 days (35.29 yr)  
   first obs. used      1984-07-18  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50497  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:53:10  

Additional Information
 Earth MOID = 1.38085 au 
 Jupiter MOID = 2.34139 au 
 T_jup = 3.349 
[ 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 13.8   n/a MPO412373  
diameter diameter 4.661 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.186   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26427 (1999 XG165)          Discovered 1999-Dec-08 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

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