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JPL Small-Body Database Browser
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58905 (1998 KE11)
Classification: Main-belt Asteroid          SPK-ID: 2058905
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 .1115827451886187 5.2361e-08  
a 3.125460479596534 3.2281e-08 au
q 2.776713019304616 1.6648e-07 au
i 14.46513515029817 6.9022e-06 deg
node 152.9204911814741 2.3478e-05 deg
peri 128.6848468060773 4.7334e-05 deg
M 248.1168843042329 4.7526e-05 deg
tp 2459227.736749825912
(2021-Jan-13.23674983)
0.00027254 TDB
period 2018.224363284078
5.53
3.1267e-05
8.56e-08
d
yr
n .1783746180797282 2.7635e-09 deg/d
Q 3.474207939888452 3.5883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      7617 days (20.85 yr)  
   first obs. used      1998-05-23  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55354  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:36:46  

Additional Information
 Earth MOID = 1.7859 au 
 Jupiter MOID = 1.90657 au 
 T_jup = 3.156 
[ 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 14.3   n/a MPO302383  
diameter diameter 3.840 km 0.976 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.190   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58905 (1998 KE11)          Discovered 1998-May-23 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KE11 = 1999 RV71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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