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523437 (2017 EF25)
Classification: Main-belt Asteroid          SPK-ID: 2523437
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06603760999639494 6.4188e-08  
a 3.11715238502184 6.5186e-08 au
q 2.911303091520435 1.974e-07 au
i 11.21182936476594 8.1474e-06 deg
node 144.8139722925935 3.3886e-05 deg
peri 67.48841100875156 6.6154e-05 deg
M 197.8092541327528 5.7715e-05 deg
tp 2459906.147197735682
(2022-Nov-22.64719774)
0.00032877 TDB
period 2010.182451788605
5.50
6.3055e-05
1.726e-07
d
yr
n .1790882214097939 5.6176e-09 deg/d
Q 3.323001678523244 6.949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      5815 days (15.92 yr)  
   first obs. used      2003-11-20  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63933  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 20:12:45  

Additional Information
 Earth MOID = 1.93056 au 
 Jupiter MOID = 1.71148 au 
 T_jup = 3.184 
[ 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 16.5   n/a MPO448237  

523437 (2017 EF25)          Discovered 2011-Feb-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2018-05-31

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