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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1636860808570011 4.8995e-08  
a 1.885706639716927 5.68e-09 au
q 1.577042710215638 9.0494e-08 au
i 21.0466692734112 8.8191e-06 deg
node 6.030867671922874 1.1136e-05 deg
peri 69.27206292801992 3.6286e-05 deg
M 105.5096434024725 2.9526e-05 deg
tp 2458723.296137905759
(2019-Aug-27.79613791)
7.7522e-05 TDB
period 945.8224588368602
2.59
4.2734e-06
1.17e-08
d
yr
n .3806211161899407 1.7197e-09 deg/d
Q 2.194370569218216 6.6097e-09 au
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1998-12-11  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49708  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:57:55  

Additional Information
 Earth MOID = .675754 au 
 Jupiter MOID = 3.14737 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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