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172097 (2002 EX107)
Classification: Main-belt Asteroid          SPK-ID: 2172097
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1726178524372907 4.2141e-08  
a 2.180519257924332 8.8365e-09 au
q 1.804122706423279 8.9103e-08 au
i 1.986098064909219 4.6984e-06 deg
node 19.09752052697604 0.00014238 deg
peri 23.46358731366598 0.00014334 deg
M 101.8460941904512 1.6179e-05 deg
tp 2459063.779013927203
(2020-Aug-02.27901393)
5.2426e-05 TDB
period 1176.083932705561
3.22
7.1491e-06
1.957e-08
d
yr
n .30610060216691 1.8607e-09 deg/d
Q 2.556915809425385 1.0362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      413  
   data-arc span      9564 days (26.18 yr)  
   first obs. used      1995-01-03  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58603  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:51:23  

Additional Information
 Earth MOID = .812289 au 
 Jupiter MOID = 2.8389 au 
 T_jup = 3.661 
[ 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 17.37   n/a MPCxxxxx  

172097 (2002 EX107)          Discovered 2002-Mar-08 by Ondrejov at Ondrejov
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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