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541095 (2018 RE9)
Classification: Main-belt Asteroid          SPK-ID: 2541095
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05866863577288044 9.4698e-08  
a 2.735881457247161 3.5093e-08 au
q 2.57537102451415 2.685e-07 au
i 6.928462012227439 9.18e-06 deg
node 37.2128892770698 6.3375e-05 deg
peri 2.879690061886406 0.00010486 deg
M 136.9732413623979 8.0527e-05 deg
tp 2458571.605823613752
(2019-Mar-29.10582361)
0.00036691 TDB
period 1652.89147900096
4.53
3.1803e-05
8.707e-08
d
yr
n .2178001427036159 4.1906e-09 deg/d
Q 2.896391889980172 3.7152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      6534 days (17.89 yr)  
   first obs. used      2003-04-25  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54228  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:06  

Additional Information
 Earth MOID = 1.58191 au 
 Jupiter MOID = 2.35567 au 
 T_jup = 3.339 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   .34743 MPO452120 autocmod 2.6n

541095 (2018 RE9)          Discovered 2003-Apr-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

Alternate Designations
 2018 RE9 = 2014 WP220 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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