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109935 (2001 SC39)
Classification: Main-belt Asteroid          SPK-ID: 2109935
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2061870727714004 4.6628e-08  
a 3.131429093185868 2.1051e-08 au
q 2.485768894870673 1.4633e-07 au
i 12.15550806021179 5.4437e-06 deg
node 28.66251230421931 2.0032e-05 deg
peri 329.8423155607771 2.2594e-05 deg
M 68.51449478788929 1.1517e-05 deg
tp 2458215.294695467117
(2018-Apr-06.79469547)
6.3373e-05 TDB
period 2024.008351242342
5.54
2.041e-05
5.588e-08
d
yr
n .1778648787585442 1.7936e-09 deg/d
Q 3.777089291501063 2.5392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      9661 days (26.45 yr)  
   first obs. used      1993-04-17  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:55:06  

Additional Information
 Earth MOID = 1.49085 au 
 Jupiter MOID = 1.7097 au 
 T_jup = 3.146 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456951.5 (2014-Oct-21.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2026965555940781 4.6435e-08  
q 2.501923737395522 1.4548e-07 au
tp 2456188.415176408244
(2012-Sep-17.91517641)
6.1955e-05 TDB
node 28.77060280547173 2.0078e-05 deg
peri 329.7018897083652 2.2754e-05 deg
i 12.12906047484051 5.433e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      9661 days (26.45 yr)  
   first obs. used      1993-04-17  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:55:06  

Additional Information
 Jupiter MOID = 1.7097 au 
 T_jup = 3.146 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.156196503293124E-15 -6.709625326891509E-15 8.002127680616039E-13 1.576317618546315E-14 7.775901499976615E-14 8.021217323668682E-16
q -6.709625326891509E-15 2.116458422854244E-14 -2.55288569713617E-12 -4.796846134649208E-14 -2.33726978291557E-13 -1.449910273805326E-15
tp 8.002127680616039E-13 -2.55288569713617E-12 3.838391491999187E-9 2.546790097519789E-12 6.759234552191985E-10 -6.182128896478186E-12
node 1.576317618546315E-14 -4.796846134649208E-14 2.546790097519789E-12 4.031290257038252E-10 -3.933384035666312E-10 -2.593785352842123E-12
peri 7.775901499976615E-14 -2.33726978291557E-13 6.759234552191985E-10 -3.933384035666312E-10 5.177341261724423E-10 1.783991444051781E-12
i 8.021217323668682E-16 -1.449910273805326E-15 -6.182128896478186E-12 -2.593785352842123E-12 1.783991444051781E-12 2.951716756488775E-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 MPO493620  
diameter diameter 7.714 km 0.309 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109935 (2001 SC39)          Discovered 2001-Sep-16 by LINEAR at Socorro
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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