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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1450952844923764 8.4611e-08  
a 3.091098072493753 4.3894e-08 au
q 2.642594318271435 2.789e-07 au
i 23.93102201627398 8.1669e-06 deg
node 102.4662583442433 1.5284e-05 deg
peri 155.7146934209702 2.7128e-05 deg
M 329.152157711553 2.3106e-05 deg
tp 2459170.594352542561
(2020-Nov-17.09435254)
0.0001294 TDB
period 1985.032416294961
5.43
4.2281e-05
1.158e-07
d
yr
n .1813572398338641 3.8629e-09 deg/d
Q 3.53960182671607 5.0263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5823 days (15.94 yr)  
   first obs. used      2004-05-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51727  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:25:20  

Additional Information
 Earth MOID = 1.63977 au 
 Jupiter MOID = 1.65431 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 15.6   n/a MPO472393  
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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