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117541 (2005 EQ)
Classification: Main-belt Asteroid          SPK-ID: 2117541
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06306016867960607 4.9442e-08  
a 2.558326273556069 2.4539e-08 au
q 2.396997787208156 1.1914e-07 au
i 22.97635122732991 8.9768e-06 deg
node 102.0777782517425 1.2921e-05 deg
peri 75.88499963523215 9.2373e-05 deg
M 241.4482637402929 8.6077e-05 deg
tp 2459492.695616367011
(2021-Oct-05.19561637)
0.00035692 TDB
period 1494.625279076125
4.09
2.1504e-05
5.887e-08
d
yr
n .2408630477751101 3.4654e-09 deg/d
Q 2.719654759903983 2.6086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7256 days (19.87 yr)  
   first obs. used      1999-10-08  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53286  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:16:54  

Additional Information
 Earth MOID = 1.48731 au 
 Jupiter MOID = 2.5067 au 
 T_jup = 3.322 
[ 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 15.3   n/a MPO449687  

117541 (2005 EQ)          Discovered 2005-Mar-01 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 EQ = 1999 TA282 = 2003 WK189 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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