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17113 (1999 JE54)
Classification: Outer Main-belt Asteroid          SPK-ID: 2017113
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1385681469460154 3.0667e-08  
a 3.210445172381609 1.7708e-08 au
q 2.765579733972908 1.0185e-07 au
i 2.006212832096258 3.2735e-06 deg
node 87.86157201046052 0.00012238 deg
peri 192.025725493879 0.00012324 deg
M 241.3415796953271 1.5252e-05 deg
tp 2459893.036032578412
(2022-Nov-09.53603258)
9.0195e-05 TDB
period 2101.098018059575
5.75
1.7384e-05
4.759e-08
d
yr
n .1713389841433816 1.4176e-09 deg/d
Q 3.65531061079031 2.0162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1865  
   data-arc span      9256 days (25.34 yr)  
   first obs. used      1995-11-17  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49139  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:28:44  

Additional Information
 Earth MOID = 1.74727 au 
 Jupiter MOID = 1.47608 au 
 T_jup = 3.176 
[ 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 13.69   n/a MPCxxxxx  
diameter diameter 9.132 km 0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.092   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17113 (1999 JE54)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JE54 = 1996 XN31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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