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120082 (2003 EN12)
Classification: Main-belt Asteroid          SPK-ID: 2120082
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1487130384303635 5.0356e-08  
a 2.527510480676031 1.3921e-08 au
q 2.15163671743011 1.26e-07 au
i 5.009990255823308 5.626e-06 deg
node 334.2269648093921 4.7874e-05 deg
peri 170.9752253705646 5.0886e-05 deg
M 179.3015196127671 1.8502e-05 deg
tp 2458469.496688920732
(2018-Dec-16.99668892)
7.2841e-05 TDB
period 1467.701961237579
4.02
1.2126e-05
3.32e-08
d
yr
n .245281405563051 2.0264e-09 deg/d
Q 2.903384243921952 1.5991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      662  
   data-arc span      7809 days (21.38 yr)  
   first obs. used      1999-04-06  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60429  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:04:51  

Additional Information
 Earth MOID = 1.16369 au 
 Jupiter MOID = 2.10562 au 
 T_jup = 3.432 
[ 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 15.99   n/a E2021B55  

120082 (2003 EN12)          Discovered 2003-Mar-06 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2003 EN12 = 2001 TR181 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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