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37858 (1998 EX15)
Classification: Main-belt Asteroid          SPK-ID: 2037858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1300859351840459 3.5196e-08  
a 2.375908717990321 8.1834e-09 au
q 2.066836410498623 8.5533e-08 au
i 6.931399825612591 3.5765e-06 deg
node 147.5624080643244 2.8639e-05 deg
peri 218.9626699493084 3.1224e-05 deg
M 264.3182369185812 1.3079e-05 deg
tp 2459752.024653658658
(2022-Jun-21.52465366)
4.9154e-05 TDB
period 1337.651723748096
3.66
6.911e-06
1.892e-08
d
yr
n .2691283490378804 1.3905e-09 deg/d
Q 2.68498102548202 9.248e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1587  
   data-arc span      8524 days (23.34 yr)  
   first obs. used      1998-02-27  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50392  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 07:26:28  

Additional Information
 Earth MOID = 1.06867 au 
 Jupiter MOID = 2.77337 au 
 T_jup = 3.520 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.07   n/a MPO614063  

37858 (1998 EX15)          Discovered 1998-Mar-03 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 EX15 = 1999 LJ29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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