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JPL Small-Body Database Browser
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160320 (2003 KF12)
Classification: Main-belt Asteroid          SPK-ID: 2160320
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2275461037701643 5.9968e-08  
a 2.77526826915668 2.3495e-08 au
q 2.14376678759311 1.6012e-07 au
i 9.491503013367884 6.6179e-06 deg
node 106.6394612958949 4.0052e-05 deg
peri 83.67926052329074 4.2976e-05 deg
M 187.5570640995195 1.6882e-05 deg
tp 2459409.407365132039
(2021-Jul-13.90736513)
8.5661e-05 TDB
period 1688.713138215147
4.62
2.1445e-05
5.871e-08
d
yr
n .213180078873843 2.7071e-09 deg/d
Q 3.40676975072025 2.8841e-08 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      6493 days (17.78 yr)  
   first obs. used      2002-01-13  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60407  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 18:39:21  

Additional Information
 Earth MOID = 1.16978 au 
 Jupiter MOID = 1.6552 au 
 T_jup = 3.278 
[ 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 16.3   n/a MPO417853  
rotation period rot_per 4.299 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

160320 (2003 KF12)          Discovered 2003-May-27 by LONEOS at Anderson Mesa
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2003 KF12 = 2002 AN196 = 2004 OF14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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