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134970 (2001 EZ9)
Classification: Mars-crossing Asteroid          SPK-ID: 2134970
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3660946859533838 7.8409e-08  
a 2.577193077088134 1.9308e-08 au
q 1.633696386890319 2.0452e-07 au
i 29.66423850378934 7.4773e-06 deg
node .02845519642839289 1.3369e-05 deg
peri 296.5265723560003 1.4964e-05 deg
M 201.8202245002074 1.299e-05 deg
tp 2459864.498831381115
(2022-Oct-11.99883138)
5.9218e-05 TDB
period 1511.189268931
4.14
1.6982e-05
4.649e-08
d
yr
n .2382229727283998 2.677e-09 deg/d
Q 3.520689767285949 2.6376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      7639 days (20.91 yr)  
   first obs. used      2000-04-06  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:10:55  

Additional Information
 Earth MOID = .770963 au 
 Jupiter MOID = 2.38181 au 
 T_jup = 3.157 
[ 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 14.6   n/a MPO493771  

134970 (2001 EZ9)          Discovered 2001-Mar-02 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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