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109932 (2001 SA37)
Classification: Main-belt Asteroid          SPK-ID: 2109932
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2032911200118327 3.2909e-08  
a 3.162430295187245 2.1099e-08 au
q 2.51953629851928 1.0361e-07 au
i 2.259331927946123 4.6583e-06 deg
node 139.600271312579 0.00010546 deg
peri 118.7483035173815 0.00010614 deg
M 249.0190992860445 1.2994e-05 deg
tp 2459833.750605843749
(2022-Sep-11.25060584)
7.6951e-05 TDB
period 2054.139195457827
5.62
2.0557e-05
5.628e-08
d
yr
n .1752558934643001 1.7539e-09 deg/d
Q 3.805324291855211 2.5388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      913  
   data-arc span      9284 days (25.42 yr)  
   first obs. used      1995-08-19  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55244  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:53:26  

Additional Information
 Earth MOID = 1.50371 au 
 Jupiter MOID = 1.26827 au 
 T_jup = 3.171 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456929.5 (2014-Sep-29.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2072318385893237 3.2877e-08  
q 2.504043235556636 1.039e-07 au
tp 2457776.379098632792
(2017-Jan-22.87909863)
6.7625e-05 TDB
node 139.6517734365542 0.0001057 deg
peri 118.5432534122039 0.00010635 deg
i 2.255267083253087 4.6584e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      913  
   data-arc span      9284 days (25.42 yr)  
   first obs. used      1995-08-19  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55244  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:53:26  

Additional Information
 Jupiter MOID = 1.26827 au 
 T_jup = 3.171 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.080873132473216E-15 -3.373051201810887E-15 -6.856178415765144E-15 -2.976608180818801E-18 7.534933820912455E-15 7.532363282243709E-17
q -3.373051201810887E-15 1.079424037207932E-14 3.021092848309078E-13 -2.72236756302551E-15 3.239905648290222E-15 -3.891827809113243E-16
tp -6.856178415765144E-15 3.021092848309078E-13 4.573179581606982E-9 -4.734943498843949E-12 8.087568779474316E-10 2.832276203780022E-13
node -2.976608180818801E-18 -2.72236756302551E-15 -4.734943498843949E-12 1.117214255404371E-8 -1.116444885753335E-8 1.015443092110979E-10
peri 7.534933820912455E-15 3.239905648290222E-15 8.087568779474316E-10 -1.116444885753335E-8 1.131062534887408E-8 -1.014242320864188E-10
i 7.532363282243709E-17 -3.891827809113243E-16 2.832276203780022E-13 1.015443092110979E-10 -1.014242320864188E-10 2.170064373890189E-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 14.5   n/a MPO366469  
diameter diameter 6.055 km 0.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.101   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109932 (2001 SA37)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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