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17430 (1989 KF)
Classification: Main-belt Asteroid          SPK-ID: 2017430
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09645235445964181 6.1165e-08  
a 2.853033321733349 2.3602e-08 au
q 2.577851540500355 1.7032e-07 au
i 16.25563593652409 6.0819e-06 deg
node 83.02113884624254 1.8624e-05 deg
peri 154.6633275072618 3.2232e-05 deg
M 227.8976133292544 2.8399e-05 deg
tp 2458246.402337275156
(2018-May-07.90233727)
0.0001405 JED
period 1760.186528640131
4.82
2.1842e-05
5.98e-08
d
yr
n .2045237786691422 2.538e-09 deg/d
Q 3.128215102966343 2.5879e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1114  
   data-arc span      9797 days (26.82 yr)  
   first obs. used      1989-05-31  
   last obs. used      2016-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5169  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:27:32  

Additional Information
 Earth MOID = 1.572 au 
 Jupiter MOID = 1.93472 au 
 T_jup = 3.239 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.4 mag n/a MPO319303  
rotation period rot_per 2.2274 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

17430 (1989 KF)          Discovered 1989-May-31 by Holt, H. E. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 KF = 1996 XL6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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