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72563 (2001 EN7)
Classification: Main-belt Asteroid          SPK-ID: 2072563
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0442944137754657 3.8206e-08  
a 3.159342563202484 2.0134e-08 au
q 3.019401336449552 1.1815e-07 au
i 9.434382856985515 5.1212e-06 deg
node 18.50028371915596 2.1067e-05 deg
peri 209.6402128283499 6.1011e-05 deg
M 137.3740511570053 5.8813e-05 deg
tp 2458417.799322944421
(2018-Oct-26.29932294)
0.00033301 TDB
period 2051.13150094096
5.62
1.9607e-05
5.368e-08
d
yr
n .1755128814680333 1.6778e-09 deg/d
Q 3.299283789955415 2.1026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1111  
   data-arc span      8153 days (22.32 yr)  
   first obs. used      1998-09-14  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53855  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:46  

Additional Information
 Earth MOID = 2.01362 au 
 Jupiter MOID = 1.67752 au 
 T_jup = 3.183 
[ 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 14.04   n/a E2021B10  

72563 (2001 EN7)          Discovered 2001-Mar-02 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 EN7 = 1998 UE22 = 1999 XR197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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