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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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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276686492027922 3.3848e-08  
a 3.215943644190867 2.5734e-08 au
q 2.805368463224714 1.1158e-07 au
i 23.79484935576303 4.7494e-06 deg
node 76.38826995223114 9.5514e-06 deg
peri 253.1569016246489 2.1346e-05 deg
M 239.7556865686392 2.0785e-05 deg
tp 2459704.095604222559
(2022-May-04.59560422)
0.00012507 TDB
period 2106.498097847344
5.77
2.5285e-05
6.923e-08
d
yr
n .1708997508081723 2.0513e-09 deg/d
Q 3.626518825157019 2.902e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1478  
   data-arc span      7585 days (20.77 yr)  
   first obs. used      1999-09-11  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50532  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:44:57  

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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