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55603 (2002 RE117)
Classification: Main-belt Asteroid          SPK-ID: 2055603
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09204782932176278 5.3065e-08  
a 2.616228071315234 1.2756e-08 au
q 2.375409956340004 1.3843e-07 au
i 13.71711040075841 6.2364e-06 deg
node 213.0747102808774 1.6479e-05 deg
peri 153.4976844655414 3.0569e-05 deg
M 70.50807592919118 2.4592e-05 deg
tp 2458697.775067228082
(2019-Aug-02.27506723)
0.00010563 TDB
period 1545.652386080373
4.23
1.1304e-05
3.095e-08
d
yr
n .2329113604339755 1.7034e-09 deg/d
Q 2.857046186290463 1.393e-08 au
  Orbit Determination Parameters
   # obs. used (total)      857  
   data-arc span      7801 days (21.36 yr)  
   first obs. used      1998-09-18  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53468  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 11:32:01  

Additional Information
 Earth MOID = 1.38329 au 
 Jupiter MOID = 2.56994 au 
 T_jup = 3.361 
[ 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 MPO502526  
diameter diameter 3.314 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.147   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

55603 (2002 RE117)          Discovered 2002-Sep-07 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 RE117 = 2001 MS27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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