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JPL Small-Body Database Browser
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215857 (2005 EF52)
Classification: Main-belt Asteroid          SPK-ID: 2215857
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .138388273359849 6.4342e-08  
a 2.413025809515095 2.1523e-08 au
q 2.079091334163549 1.5797e-07 au
i 2.109565028473147 5.755e-06 deg
node 147.0589126071452 0.0001797 deg
peri 76.56126980317806 0.00018077 deg
M 215.6627158716707 2.5204e-05 deg
tp 2459149.430555713777
(2020-Oct-26.93055571)
0.00010047 TDB
period 1369.119567756739
3.75
1.8318e-05
5.015e-08
d
yr
n .2629427030904605 3.518e-09 deg/d
Q 2.746960284866641 2.4501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      9061 days (24.81 yr)  
   first obs. used      1994-03-14  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68253  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 02:51:19  

Additional Information
 Earth MOID = 1.07154 au 
 Jupiter MOID = 2.23017 au 
 T_jup = 3.504 
[ 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 17.1   n/a MPO459961  

215857 (2005 EF52)          Discovered 2005-Mar-04 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2005 EF52 = 1999 SD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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