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JPL Small-Body Database Browser
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65994 (1998 KE53)
Classification: Main-belt Asteroid          SPK-ID: 2065994
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2153397319237769 4.2824e-08  
a 2.718665370468474 1.9603e-08 au
q 2.133228698401338 1.157e-07 au
i 15.47082168804611 5.2383e-06 deg
node 105.4396323248968 1.7484e-05 deg
peri 193.020588957905 2.0826e-05 deg
M 290.7822539552142 1.347e-05 deg
tp 2459315.308907526877
(2021-Apr-10.80890753)
6.2943e-05 TDB
period 1637.314318734781
4.48
1.7709e-05
4.848e-08
d
yr
n .2198722602500579 2.3781e-09 deg/d
Q 3.304102042535611 2.3825e-08 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      7916 days (21.67 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53846  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:49:23  

Additional Information
 Earth MOID = 1.11979 au 
 Jupiter MOID = 1.923 au 
 T_jup = 3.275 
[ 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 15.0   n/a MPO436242  

65994 (1998 KE53)          Discovered 1998-May-23 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KE53 = 2000 YR133 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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