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52687 (1998 EO13)
Classification: Main-belt Asteroid          SPK-ID: 2052687
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04293296734308884 6.0589e-08  
a 3.122039484059292 2.6291e-08 au
q 2.98800106484634 1.9389e-07 au
i 14.50186658762334 7.6208e-06 deg
node 1.052590454161382 2.1082e-05 deg
peri 316.6938034153103 8.1678e-05 deg
M 298.9823256048529 8.1533e-05 deg
tp 2459738.014512879526
(2022-Jun-07.51451288)
0.00045714 TDB
period 2014.911676909264
5.52
2.5452e-05
6.968e-08
d
yr
n .17866788114118 2.2569e-09 deg/d
Q 3.256077903272244 2.742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      8529 days (23.35 yr)  
   first obs. used      1998-01-29  
   last obs. used      2021-06-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59817  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:09:11  

Additional Information
 Earth MOID = 1.99221 au 
 Jupiter MOID = 1.93141 au 
 T_jup = 3.165 
[ 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 14.35   n/a MPO614063  
diameter diameter 7.956 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52687 (1998 EO13)          Discovered 1998-Mar-01 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 EO13 = 2000 QJ201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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