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100752 (1998 EF20)
Classification: Main-belt Asteroid          SPK-ID: 2100752
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08992514584452338 4.9708e-08  
a 2.380006439748644 1.1681e-08 au
q 2.165984013543343 1.2151e-07 au
i 6.474032432906915 5.5408e-06 deg
node 154.4187793899668 3.5459e-05 deg
peri 349.0028559703522 4.4175e-05 deg
M 86.67909740649368 2.4811e-05 deg
tp 2458877.592966616858
(2020-Jan-29.09296662)		 9.2832e-05 TDB
period 1341.113780555154
3.67		 9.8732e-06
2.703e-08		 d
yr
n .2684335999075171 1.9762e-09 deg/d
Q 2.594028865953946 1.2731e-08 au
   Orbit Determination Parameters
   # obs. used (total)      625  
   data-arc span      8121 days (22.23 yr)  
   first obs. used      1998-02-24  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55502  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:36  

Additional Information
 Earth MOID = 1.17834 au 
 Jupiter MOID = 2.40334 au 
 T_jup = 3.525 
[ 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 16.16   n/a E2021B55  

100752 (1998 EF20)          Discovered 1998-Mar-03 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1998 EF20 = 2002 GM87 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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