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100333 (1995 SN5)
Classification: Mars-crossing Asteroid          SPK-ID: 2100333
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3115624293283794 2.9692e-08  
a 2.299531243577783 1.1263e-08 au
q 1.583083703012179 6.9993e-08 au
i 24.14890976184769 7.312e-06 deg
node 14.48556398572337 9.1866e-06 deg
peri 261.3384604406984 1.6691e-05 deg
M 125.261264531623 1.2776e-05 deg
tp 2458757.328636445553
(2019-Sep-30.82863645)
4.4232e-05 TDB
period 1273.671405730729
3.49
9.3573e-06
2.562e-08
d
yr
n .2826474696536516 2.0765e-09 deg/d
Q 3.015978784143386 1.4772e-08 au
  Orbit Determination Parameters
   # obs. used (total)      696  
   data-arc span      9248 days (25.32 yr)  
   first obs. used      1995-09-22  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52514  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:31:42  

Additional Information
 Earth MOID = .747882 au 
 Jupiter MOID = 2.51859 au 
 T_jup = 3.416 
[ 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 15.7   n/a MPO474878  

100333 (1995 SN5)          Discovered 1995-Sep-22 by McNaught, R. H. at Siding Spring
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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