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JPL Small-Body Database Browser
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183989 (2004 EF53)
Classification: Main-belt Asteroid          SPK-ID: 2183989
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2226009352242477 3.5556e-08  
a 2.357211983582473 9.7889e-09 au
q 1.83249439151521 8.7967e-08 au
i 4.587627698364516 4.7921e-06 deg
node 54.04469544921805 4.3944e-05 deg
peri 264.5366413479022 4.5511e-05 deg
M 300.8822433432826 1.1443e-05 deg
tp 2458817.576010846395
(2019-Nov-30.07601085)
4.2535e-05 TDB
period 1321.8932571898
3.62
8.2342e-06
2.254e-08
d
yr
n .2723366641307488 1.6964e-09 deg/d
Q 2.881929575649735 1.1968e-08 au
  Orbit Determination Parameters
   # obs. used (total)      708  
   data-arc span      7582 days (20.76 yr)  
   first obs. used      1998-11-18  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57261  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:50:50  

Additional Information
 Earth MOID = .825605 au 
 Jupiter MOID = 2.4385 au 
 T_jup = 3.516 
[ 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 15.8   n/a MPO436909  

183989 (2004 EF53)          Discovered 2004-Mar-15 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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