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118420 (1999 TF59)
Classification: Main-belt Asteroid          SPK-ID: 2118420
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1824879633938748 5.7708e-08  
a 3.17458595202137 2.4457e-08 au
q 2.595262227018186 1.8843e-07 au
i 1.162584277608706 6.5072e-06 deg
node 3.855927314948138 0.0002553 deg
peri 1.73987138159775 0.00025574 deg
M 230.2333547060651 1.7519e-05 deg
tp 2459745.214206526957
(2022-Jun-14.71420653)
0.00010634 TDB
period 2065.994029069926
5.66
2.3875e-05
6.537e-08
d
yr
n .1742502615857345 2.0137e-09 deg/d
Q 3.753909677024555 2.892e-08 au
  Orbit Determination Parameters
   # obs. used (total)      492  
   data-arc span      7554 days (20.68 yr)  
   first obs. used      1999-08-22  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58014  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:20:27  

Additional Information
 Earth MOID = 1.59362 au 
 Jupiter MOID = 1.70852 au 
 T_jup = 3.175 
[ 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 MPO432687  
diameter diameter 5.678 km 0.319 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118420 (1999 TF59)          Discovered 1999-Oct-07 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1999 TF59 = 1999 RQ256 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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