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115597 (2003 UF99)
Classification: Main-belt Asteroid          SPK-ID: 2115597
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1636257390459591 3.9708e-08  
a 3.057647555893013 2.0803e-08 au
q 2.557337714817948 1.249e-07 au
i 9.847684857598065 4.8856e-06 deg
node 99.17564024354904 3.2972e-05 deg
peri 8.386959487133183 3.9519e-05 deg
M 33.4245931848905 2.0058e-05 deg
tp 2459019.181051102943
(2020-Jun-18.68105110)
0.0001087 TDB
period 1952.898012606115
5.35
1.993e-05
5.457e-08
d
yr
n .1843414237078285 1.8813e-09 deg/d
Q 3.557957396968078 2.4207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      601  
   data-arc span      8129 days (22.26 yr)  
   first obs. used      1998-12-17  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57278  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:56:50  

Additional Information
 Earth MOID = 1.57446 au 
 Jupiter MOID = 1.59548 au 
 T_jup = 3.192 
[ 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 15.15   n/a MPCxxxxx  
diameter diameter 4.745 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.086   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115597 (2003 UF99)          Discovered 2003-Oct-19 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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