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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391816697400497 3.6528e-08  
a 2.320038706332667 8.3295e-09 au
q 1.997131845323742 8.5746e-08 au
i 4.819622144759252 3.2489e-06 deg
node 82.054455972765 4.4853e-05 deg
peri 240.082086648497 4.6444e-05 deg
M 338.0702986534208 1.0954e-05 deg
tp 2459079.126960804151
(2020-Aug-17.62696080)
3.922e-05 TDB
period 1290.747440749335
3.53
6.9512e-06
1.903e-08
d
yr
n .2789081648622169 1.502e-09 deg/d
Q 2.642945567341592 9.4888e-09 au
  Orbit Determination Parameters
   # obs. used (total)      895  
   data-arc span      7716 days (21.13 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:41:59  

Additional Information
 Earth MOID = .989612 au 
 Jupiter MOID = 2.64238 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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