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JPL Small-Body Database Browser
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434334 (2004 KU18)
Classification: Main-belt Asteroid          SPK-ID: 2434334
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 .1449866961885621 9.2915e-08  
a 3.091906316106029 5.2031e-08 au
q 2.643621034409267 2.948e-07 au
i 23.930674703627 1.0472e-05 deg
node 102.4644465698794 1.5354e-05 deg
peri 155.5826749448607 2.9269e-05 deg
M 256.737099698067 2.6363e-05 deg
tp 2459170.112792857223
(2020-Nov-16.61279286)
0.00015494 TDB
period 1985.811020502215
5.44
5.0126e-05
1.372e-07
d
yr
n .1812861326094139 4.576e-09 deg/d
Q 3.54019159780279 5.9575e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      5369 days (14.70 yr)  
   first obs. used      2004-05-19  
   last obs. used      2019-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48911  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:12:12  

Additional Information
 Earth MOID = 1.64049 au 
 Jupiter MOID = 1.65249 au 
 T_jup = 3.077 
[ 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 15.7   n/a MPO434583  
diameter diameter 4.819 km 0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

434334 (2004 KU18)          Discovered 2004-May-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2004 KU18 = 2009 HX36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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