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186799 (2004 ER51)
Classification: Main-belt Asteroid          SPK-ID: 2186799
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1642594860676062 6.6033e-08  
a 2.358079674960912 1.5301e-08 au
q 1.970742719445365 1.5662e-07 au
i 3.10797149185594 7.3582e-06 deg
node 180.4426248286419 9.3787e-05 deg
peri 56.12875009896685 9.5603e-05 deg
M 175.0265157495052 2.2044e-05 deg
tp 2458557.460744615585
(2019-Mar-14.96074462)
7.762e-05 TDB
period 1322.62320910107
3.62
1.2874e-05
3.525e-08
d
yr
n .2721863623160496 2.6493e-09 deg/d
Q 2.745416630476459 1.7815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      6134 days (16.79 yr)  
   first obs. used      2004-02-19  
   last obs. used      2020-12-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58876  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:45  

Additional Information
 Earth MOID = .95984 au 
 Jupiter MOID = 2.25431 au 
 T_jup = 3.533 
[ 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 16.78   n/a MPCxxxxx  

186799 (2004 ER51)          Discovered 2004-Mar-15 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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