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JPL Small-Body Database Browser
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146942 (2002 EQ7)
Classification: Mars-crossing Asteroid          SPK-ID: 2146942
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1636813760362699 5.8754e-08  
a 1.885784685000407 6.6162e-09 au
q 1.577116852851417 1.1075e-07 au
i 21.04626783288932 1.0949e-05 deg
node 6.035782030764807 1.4483e-05 deg
peri 69.32265174332505 4.1252e-05 deg
M 313.2223294171736 3.2744e-05 deg
tp 2458723.405883729568
(2019-Aug-27.90588373)
8.605e-05 TDB
period 945.8811777362979
2.59
4.9779e-06
1.363e-08
d
yr
n .3805974877960457 2.003e-09 deg/d
Q 2.194452517149398 7.6992e-09 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      6614 days (18.11 yr)  
   first obs. used      1998-12-11  
   last obs. used      2017-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56903  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 09:12:28  

Additional Information
 Earth MOID = .675393 au 
 Jupiter MOID = 3.14856 au 
 T_jup = 3.868 
[ 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 16.9   n/a MPO401252  

146942 (2002 EQ7)          Discovered 2002-Mar-09 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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