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118046 (3259 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2118046
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1921278827355199 4.7336e-08  
a 3.110427053766527 2.0466e-08 au
q 2.512827289523083 1.5152e-07 au
i 3.782580735484182 5.3652e-06 deg
node 57.09642529313545 7.5396e-05 deg
peri 311.3698246474457 7.6533e-05 deg
M 162.5306411871284 1.3557e-05 deg
tp 2458095.890371997599
(2017-Dec-08.39037200)		 7.1577e-05 TDB
period 2003.680436514853
5.49		 1.9775e-05
5.414e-08		 d
yr
n .1796693691465961 1.7733e-09 deg/d
Q 3.708026818009972 2.4398e-08 au
   Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      16938 days (46.37 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60793  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:53:21  

Additional Information
 Earth MOID = 1.51421 au 
 Jupiter MOID = 1.75831 au 
 T_jup = 3.187 
[ 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 15.4   n/a MPO257549  
diameter diameter 5.757 km 0.992 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118046 (3259 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 3259 T-2 = 2001 UG117 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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