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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1479558989627659 6.6393e-08  
a 2.528593471560288 1.4236e-08 au
q 2.154473151364205 1.6878e-07 au
i 5.005251302544313 6.9943e-06 deg
node 334.2589730767775 5.9968e-05 deg
peri 170.7689497861414 6.5183e-05 deg
M 130.5235788478427 2.4521e-05 deg
tp 2458468.019855833668
(2018-Dec-15.51985583)
9.9369e-05 TDB
period 1468.645386465726
4.02
1.2403e-05
3.396e-08
d
yr
n .2451238422273839 2.0701e-09 deg/d
Q 2.902713791756372 1.6342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      7726 days (21.15 yr)  
   first obs. used      1999-04-06  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61224  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:55:39  

Additional Information
 Earth MOID = 1.16671 au 
 Jupiter MOID = 2.10729 au 
 T_jup = 3.431 
[ 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 15.9   n/a MPO432702  

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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