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JPL Small-Body Database Browser
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390536 (1999 KK1)
Classification: Amor [NEO]          SPK-ID: 2390536
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4607892186234133 6.313e-07  
a 2.116122040566784 1.9227e-07 au
q 1.141035818982233 1.2668e-06 au
i 7.103412209752147 2.5052e-05 deg
node 76.74330110865523 0.00022979 deg
peri 229.9912579014281 0.00029793 deg
M 138.0285205998872 0.00039162 deg
tp 2458169.402181428064
(2018-Feb-19.90218143)
0.001165 TDB
period 1124.370630152386
3.08
0.00015324
4.195e-07
d
yr
n .3201791209640624 4.3637e-08 deg/d
Q 3.091208262151335 2.8087e-07 au
  Orbit Determination Parameters
   # obs. used (total)      68  
   data-arc span      5430 days (14.87 yr)  
   first obs. used      1999-05-17  
   last obs. used      2014-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .55814  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:22:02  

Additional Information
 Earth MOID = .155734 au 
 Jupiter MOID = 2.2139 au 
 T_jup = 3.582 
[ 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 18.2   n/a MPO248754  

390536 (1999 KK1)          Discovered 1999-May-17 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

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