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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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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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457851.5 (2017-Apr-08.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3112661221394026 2.9685e-08  
q 1.584006056905761 7.0013e-08 au
tp 2457483.684447420331
(2016-Apr-05.18444742)
4.2892e-05 TDB
node 14.50794821262823 9.1826e-06 deg
peri 261.3230664670911 1.6705e-05 deg
i 24.15263093741865 7.3128e-06 deg
  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
 Jupiter MOID = 2.51859 au 
 T_jup = 3.416 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.812154001647937E-16 -2.065831895615644E-15 -5.643597523382955E-14 9.977809027863411E-17 1.945031396252528E-15 5.54002129994858E-15
q -2.065831895615644E-15 4.901760763076356E-15 1.450986046232073E-13 -7.91610314406954E-16 4.435744762428349E-15 -1.237242430828535E-14
tp -5.643597523382955E-14 1.450986046232073E-13 1.839730192010833E-9 -3.964130844679071E-11 6.059534235117763E-10 -9.637612344086617E-12
node 9.977809027863411E-17 -7.91610314406954E-16 -3.964130844679071E-11 8.432044307522018E-11 -8.818739440986696E-11 -8.920517680259645E-12
peri 1.945031396252528E-15 4.435744762428349E-15 6.059534235117763E-10 -8.818739440986696E-11 2.79053839063232E-10 5.234607171952864E-12
i 5.54002129994858E-15 -1.237242430828535E-14 -9.637612344086617E-12 -8.920517680259645E-12 5.234607171952864E-12 5.347758675630608E-11

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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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