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43538 (2001 EJ6)
Classification: Outer Main-belt Asteroid          SPK-ID: 2043538
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03436244482682129 4.8942e-08  
a 3.209948858465168 2.3573e-08 au
q 3.09964716791924 1.706e-07 au
i 12.41665828728534 4.1134e-06 deg
node 144.9293256243476 1.7487e-05 deg
peri 204.8283754465233 6.1534e-05 deg
M 345.0014124359012 5.8145e-05 deg
tp 2459288.017208926776
(2021-Mar-14.51720893)
0.00033909 TDB
period 2100.610812784392
5.75
2.3139e-05
6.335e-08
d
yr
n .171378723659341 1.8878e-09 deg/d
Q 3.320250549011095 2.4383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1315  
   data-arc span      8076 days (22.11 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-11-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49135  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:20:42  

Additional Information
 Earth MOID = 2.09259 au 
 Jupiter MOID = 1.89209 au 
 T_jup = 3.154 
[ 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 13.77   n/a E2021B10  

43538 (2001 EJ6)          Discovered 2001-Mar-02 by LONEOS at Anderson Mesa
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 EJ6 = 2000 AW178 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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