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160895 (2001 SN107)
Classification: Mars-crossing Asteroid          SPK-ID: 2160895
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2421184221925582 5.8417e-08  
a 2.160298368142997 1.1252e-08 au
q 1.637250335783056 1.2733e-07 au
i 6.652528048478768 6.6019e-06 deg
node 337.4548336500596 4.8354e-05 deg
peri 2.314022699363961 5.0681e-05 deg
M 351.6081714483957 2.0833e-05 deg
tp 2459027.534798373600
(2020-Jun-27.03479837)
6.7285e-05 TDB
period 1159.762423010339
3.18
9.0612e-06
2.481e-08
d
yr
n .3104084016324357 2.4252e-09 deg/d
Q 2.683346400502937 1.3977e-08 au
  Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      6893 days (18.87 yr)  
   first obs. used      2001-09-20  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 12:21:11  

Additional Information
 Earth MOID = .628548 au 
 Jupiter MOID = 2.7137 au 
 T_jup = 3.651 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456769.5 (2014-Apr-22.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2418734737503572 5.8226e-08  
q 1.63760743846423 1.2691e-07 au
tp 2456707.104183808638
(2014-Feb-18.60418381)
5.4255e-05 TDB
node 337.5084242147245 4.836e-05 deg
peri 2.079378491457057 5.0703e-05 deg
i 6.653269144466269 6.5982e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      6893 days (18.87 yr)  
   first obs. used      2001-09-20  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 12:21:11  

Additional Information
 Jupiter MOID = 2.7137 au 
 T_jup = 3.651 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.390271781819783E-15 -7.373323977730175E-15 4.550131862485189E-13 -6.248221917256758E-15 1.407203390205214E-13 2.811314910136002E-15
q -7.373323977730175E-15 1.610696700147843E-14 -6.733435139287346E-13 5.278394949028635E-15 -2.207175746326018E-13 -5.878193542501337E-15
tp 4.550131862485189E-13 -6.733435139287346E-13 2.943639838721343E-9 -6.077091109958952E-11 8.528672205184222E-10 -7.206172051328829E-14
node -6.248221917256758E-15 5.278394949028635E-15 -6.077091109958952E-11 2.3386817582647E-9 -2.33812158833804E-9 7.142688837175012E-11
peri 1.407203390205214E-13 -2.207175746326018E-13 8.528672205184222E-10 -2.33812158833804E-9 2.570744898388723E-9 -7.102405807956095E-11
i 2.811314910136002E-15 -5.878193542501337E-15 -7.206172051328829E-14 7.142688837175012E-11 -7.102405807956095E-11 4.35360156939001E-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 16.6   n/a MPO436811  

160895 (2001 SN107)          Discovered 2001-Sep-20 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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