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379207 (2009 ST101)
Classification: Main-belt Asteroid          SPK-ID: 2379207
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2291687764864947 1.0024e-07  
a 2.378275085903799 6.4347e-08 au
q 1.833248694318912 2.1074e-07 au
i 3.611703564081645 6.3658e-06 deg
node 118.503007027538 0.00017085 deg
peri 222.0336743016447 0.00017599 deg
M 227.7212637449192 6.0024e-05 deg
tp 2459092.742483020776
(2020-Aug-31.24248302)
0.00024107 TDB
period 1339.650641549525
3.67
5.4369e-05
1.489e-07
d
yr
n .268726777590015 1.0906e-08 deg/d
Q 2.923301477488685 7.9093e-08 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      7018 days (19.21 yr)  
   first obs. used      2000-02-05  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66351  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:40:05  

Additional Information
 Earth MOID = .82561 au 
 Jupiter MOID = 2.47407 au 
 T_jup = 3.501 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456737.5 (2014-Mar-21.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2273009237494305 9.9241e-08  
q 1.839157892677907 2.0773e-07 au
tp 2456411.141150743136
(2013-Apr-28.64115074)
0.00015315 TDB
node 118.5223112274128 0.00017066 deg
peri 221.8504975060393 0.00017591 deg
i 3.611360189338955 6.375e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      7018 days (19.21 yr)  
   first obs. used      2000-02-05  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66351  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:40:05  

Additional Information
 Jupiter MOID = 2.47407 au 
 T_jup = 3.501 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.848830642190138E-15 -2.024791551964709E-14 1.225535109634408E-11 -4.743625144374487E-13 3.480633228354867E-12 2.461611315619486E-15
q -2.024791551964709E-14 4.315051478033996E-14 -2.368693690945065E-11 9.094773545805724E-13 -6.656336235630073E-12 -4.201262866844624E-15
tp 1.225535109634408E-11 -2.368693690945065E-11 2.345517168669024E-8 -8.742439113990856E-10 6.744387373463886E-9 -7.828100226335469E-13
node -4.743625144374487E-13 9.094773545805724E-13 -8.742439113990856E-10 2.912327590410027E-8 -2.928330720555443E-8 -2.6378288200496E-10
peri 3.480633228354867E-12 -6.656336235630073E-12 6.744387373463886E-9 -2.928330720555443E-8 3.094397112324517E-8 2.630943454203001E-10
i 2.461611315619486E-15 -4.201262866844624E-15 -7.828100226335469E-13 -2.6378288200496E-10 2.630943454203001E-10 4.064007592031166E-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 17.4   n/a MPO434346  

379207 (2009 ST101)          Discovered 2009-Sep-24 by Jarnac at Vail-Jarnac
Reference: Last Updated: 2013-11-20

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