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120476 (1992 EB31)
Classification: Main-belt Asteroid          SPK-ID: 2120476
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1989573792044903 7.1071e-08  
a 2.348348312499549 1.4692e-08 au
q 1.881127086785351 1.7186e-07 au
i 1.433156918483773 4.8423e-06 deg
node 255.7346865343197 0.00023528 deg
peri 288.5917301772735 0.00023563 deg
M 347.9550433990663 1.9286e-05 deg
tp 2459244.478957967636
(2021-Jan-29.97895797)
7.0754e-05 TDB
period 1314.444326608985
3.60
1.2335e-05
3.377e-08
d
yr
n .2738799907400651 2.5701e-09 deg/d
Q 2.815569538213746 1.7615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      348  
   data-arc span      10523 days (28.81 yr)  
   first obs. used      1992-03-01  
   last obs. used      2020-12-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60556  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:06  

Additional Information
 Earth MOID = .883208 au 
 Jupiter MOID = 2.14686 au 
 T_jup = 3.532 
[ 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 16.9   n/a MPO502801  

120476 (1992 EB31)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1992 EB31 = 2003 HY1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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