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JPL Small-Body Database Browser
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74875 (1999 TH100)
Classification: Main-belt Asteroid          SPK-ID: 2074875
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391816772388458 3.8113e-08  
a 2.318971150743943 1.2098e-08 au
q 1.996212856514905 8.7654e-08 au
i 4.820400866355076 4.0851e-06 deg
node 82.05498908255993 5.0677e-05 deg
peri 240.3175888341566 5.3088e-05 deg
M 226.2406321007731 1.8073e-05 deg
tp 2459079.751137774683
(2020-Aug-18.25113777)
6.6642e-05 TDB
period 1289.856645621028
3.53
1.0094e-05
2.764e-08
d
yr
n .2791007831933685 2.1841e-09 deg/d
Q 2.641729444972981 1.3782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      690  
   data-arc span      7154 days (19.59 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59501  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:25:27  

Additional Information
 Earth MOID = .987909 au 
 Jupiter MOID = 2.64269 au 
 T_jup = 3.561 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO436307  

74875 (1999 TH100)          Discovered 1999-Oct-02 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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