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382848 (2004 EF18)
Classification: Main-belt Asteroid          SPK-ID: 2382848
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2220649281029509 5.6917e-08  
a 3.095495961826465 2.2819e-08 au
q 2.408094873620496 1.8416e-07 au
i 15.31151875519664 5.0651e-06 deg
node 77.07596934500381 2.2971e-05 deg
peri 89.52189131325061 2.8918e-05 deg
M 6.015418625984233 1.317e-05 deg
tp 2458967.260296207568
(2020-Apr-27.76029621)
7.2736e-05 TDB
period 1989.270258529642
5.45
2.1997e-05
6.022e-08
d
yr
n .1809708854070396 2.0011e-09 deg/d
Q 3.782897050032434 2.7887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      510  
   data-arc span      5975 days (16.36 yr)  
   first obs. used      2003-12-20  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49535  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:44:41  

Additional Information
 Earth MOID = 1.47392 au 
 Jupiter MOID = 1.57798 au 
 T_jup = 3.132 
[ 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 15.2   n/a MPO423416  

382848 (2004 EF18)          Discovered 2004-Mar-12 by NEAT at Palomar
Reference: Last Updated: 2014-01-21

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