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JPL Small-Body Database Browser
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59998 (1999 TS2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2059998
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276686519990086 3.419e-08  
a 3.215943645957285 2.5937e-08 au
q 2.805368455773141 1.123e-07 au
i 23.79484861865315 4.848e-06 deg
node 76.38826936970069 9.5828e-06 deg
peri 253.1569007674316 2.1525e-05 deg
M 239.7556874075678 2.0853e-05 deg
tp 2459704.095599893361
(2022-May-04.59559989)
0.00012538 TDB
period 2106.498099582895
5.77
2.5484e-05
6.977e-08
d
yr
n .1708997506673674 2.0675e-09 deg/d
Q 3.626518836141428 2.9249e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1403  
   data-arc span      7535 days (20.63 yr)  
   first obs. used      1999-09-11  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50934  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:51:49  

Additional Information
 Earth MOID = 1.89181 au 
 Jupiter MOID = 1.78805 au 
 T_jup = 3.045 
[ 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 13.0   n/a MPO337729  
diameter diameter 16.723 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59998 (1999 TS2)          Discovered 1999-Oct-02 by Juels, C. W. at Fountain Hills
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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