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86268 (1999 TK269)
Classification: Main-belt Asteroid          SPK-ID: 2086268
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06663834991353207 3.7981e-08  
a 3.17419914200686 2.6506e-08 au
q 2.962675748886573 1.1643e-07 au
i 8.171558832277034 5.4831e-06 deg
node 306.2437794600287 2.8106e-05 deg
peri 119.6071285288842 4.9823e-05 deg
M 193.5550508343511 4.2083e-05 deg
tp 2459955.531732216824
(2023-Jan-11.03173222)
0.00024551 TDB
period 2065.616441481137
5.66
2.5873e-05
7.084e-08
d
yr
n .1742821139348912 2.183e-09 deg/d
Q 3.385722535127146 2.8272e-08 au
  Orbit Determination Parameters
   # obs. used (total)      648  
   data-arc span      8451 days (23.14 yr)  
   first obs. used      1996-03-19  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54242  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:57:03  

Additional Information
 Earth MOID = 1.98782 au 
 Jupiter MOID = 1.82752 au 
 T_jup = 3.182 
[ 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 14.6   n/a MPO436379  
diameter diameter 5.949 km 0.302 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86268 (1999 TK269)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 TK269 = 2001 AK20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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