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JPL Small-Body Database Browser
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215931 (2005 KF4)
Classification: Main-belt Asteroid          SPK-ID: 2215931
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06473233641515921 6.9391e-08  
a 2.4398765197672 1.9209e-08 au
q 2.281937612078182 1.744e-07 au
i 2.420013689827669 7.4317e-06 deg
node 169.4669549090888 0.00011279 deg
peri 335.8734641747623 0.00012561 deg
M 310.0069340438335 5.0473e-05 deg
tp 2458793.811401434711
(2019-Nov-06.31140143)
0.00019498 TDB
period 1392.035138983348
3.81
1.6439e-05
4.501e-08
d
yr
n .258614161322767 3.054e-09 deg/d
Q 2.597815427456219 2.0452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      6969 days (19.08 yr)  
   first obs. used      1999-10-10  
   last obs. used      2018-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58898  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:01:47  

Additional Information
 Earth MOID = 1.29438 au 
 Jupiter MOID = 2.39287 au 
 T_jup = 3.498 
[ 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 17.1   n/a MPO413072  

215931 (2005 KF4)          Discovered 2005-May-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2005 KF4 = 1999 UO64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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