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JPL Small-Body Database Browser
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58901 (1998 KX8)
Classification: Main-belt Asteroid          SPK-ID: 2058901
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1802463338797855 4.5205e-08  
a 2.753993803638275 1.5128e-08 au
q 2.25759651700483 1.2451e-07 au
i 8.914969453116841 4.8994e-06 deg
node 129.3885702202881 3.4009e-05 deg
peri 106.8211866495674 3.7109e-05 deg
M 210.6033270715039 1.5172e-05 deg
tp 2459293.257585844144
(2021-Mar-19.75758584)
7.2124e-05 TDB
period 1669.332562869426
4.57
1.3755e-05
3.766e-08
d
yr
n .2156550516100841 1.777e-09 deg/d
Q 3.250391090271719 1.7855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      852  
   data-arc span      8281 days (22.67 yr)  
   first obs. used      1997-03-03  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56824  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:09:09  

Additional Information
 Earth MOID = 1.26524 au 
 Jupiter MOID = 1.83609 au 
 T_jup = 3.303 
[ 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 14.7   n/a MPO459255  
diameter diameter 6.338 km 0.451 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58901 (1998 KX8)          Discovered 1998-May-23 by LONEOS at Anderson Mesa
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KX8 = 2000 WU32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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