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JPL Small-Body Database Browser
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66388 (1999 KF1)
Classification: Main-belt Asteroid          SPK-ID: 2066388
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2422395168694003 5.9844e-08  
a 2.58205469607049 1.6768e-08 au
q 1.956579013964009 1.5411e-07 au
i 15.22717727294737 6.7982e-06 deg
node 53.35055210393833 3.2946e-05 deg
peri 246.9288998452453 3.7039e-05 deg
M 348.2298917405047 1.768e-05 deg
tp 2459050.047818741630
(2020-Jul-19.54781874)
7.4515e-05 TDB
period 1515.467347770323
4.15
1.4762e-05
4.042e-08
d
yr
n .237550482713904 2.314e-09 deg/d
Q 3.207530378176972 2.0829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      7259 days (19.87 yr)  
   first obs. used      1999-05-18  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6551  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:43:52  

Additional Information
 Earth MOID = .996448 au 
 Jupiter MOID = 2.15796 au 
 T_jup = 3.334 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO432215  

66388 (1999 KF1)          Discovered 1999-May-18 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 KF1 = 2000 WK189 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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