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JPL Small-Body Database Browser
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201154 (2002 KX4)
Classification: Main-belt Asteroid          SPK-ID: 2201154
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1536273696302665 6.2294e-08  
a 2.582550514857215 2.0438e-08 au
q 2.185800072322411 1.6713e-07 au
i 8.278729859065873 5.4983e-06 deg
node 85.97380363216254 4.5054e-05 deg
peri 118.459292144506 4.8924e-05 deg
M 155.3607156519379 2.1338e-05 deg
tp 2458346.300245434998
(2018-Aug-15.80024543)
8.6386e-05 TDB
period 1515.903879916654
4.15
1.7995e-05
4.927e-08
d
yr
n .2374820757235565 2.8191e-09 deg/d
Q 2.97930095739202 2.3578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      7854 days (21.50 yr)  
   first obs. used      1996-12-08  
   last obs. used      2018-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58322  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:10:37  

Additional Information
 Earth MOID = 1.19534 au 
 Jupiter MOID = 2.02075 au 
 T_jup = 3.393 
[ 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 15.9   n/a MPO494129  
diameter diameter 1.675 km 0.267 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.251   0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201154 (2002 KX4)          Discovered 2002-May-16 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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