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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2150538383258278 4.3836e-08  
a 2.719442458636878 2.0038e-08 au
q 2.134615919800791 1.1788e-07 au
i 15.47032776698671 5.3899e-06 deg
node 105.4372750115057 1.7579e-05 deg
peri 192.9599594565591 2.0933e-05 deg
M 202.9032267177442 1.3061e-05 deg
tp 2459315.297462019754
(2021-Apr-10.79746202)
6.3026e-05 TDB
period 1638.016370105654
4.48
1.8105e-05
4.957e-08
d
yr
n .2197780233275566 2.4292e-09 deg/d
Q 3.304268997472965 2.4348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      7562 days (20.70 yr)  
   first obs. used      1998-05-23  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54419  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:43:49  

Additional Information
 Earth MOID = 1.12045 au 
 Jupiter MOID = 1.92048 au 
 T_jup = 3.274 
[ 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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