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100220 (1994 PT10)
Classification: Main-belt Asteroid          SPK-ID: 2100220
[ 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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0563713714616651 5.411e-08  
a 3.051372049659788 2.7491e-08 au
q 2.879362022380673 1.765e-07 au
i 8.698169288771803 6.2176e-06 deg
node 337.889619254512 2.7177e-05 deg
peri 333.1256930849763 5.2821e-05 deg
M 322.2565945071408 4.6734e-05 deg
tp 2459204.617271672606
(2020-Dec-21.11727167)		 0.0002538 TDB
period 1946.888915893943
5.33		 2.631e-05
7.203e-08		 d
yr
n .1849103957914829 2.4989e-09 deg/d
Q 3.223382076938902 2.904e-08 au
   Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      9033 days (24.73 yr)  
   first obs. used      1994-08-10  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5463  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:34:15  

Additional Information
 Earth MOID = 1.86871 au 
 Jupiter MOID = 2.02971 au 
 T_jup = 3.217 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456992.5 (2014-Dec-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05509407053790736 5.4515e-08  
q 2.881046748746532 1.7685e-07 au
tp 2457270.624796797696
(2015-Sep-05.12479680)		 0.00024702 TDB
node 337.9595714703051 2.7187e-05 deg
peri 335.0818614165408 5.3236e-05 deg
i 8.697969070488272 6.2176e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      9033 days (24.73 yr)  
   first obs. used      1994-08-10  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5463  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:34:15  

Additional Information
 Jupiter MOID = 2.02971 au 
 T_jup = 3.217 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.971937876760461E-15 -9.547023497400705E-15 3.090961847933798E-12 4.711785460660152E-15 6.197459405629573E-13 3.271790047020217E-15
q -9.547023497400705E-15 3.127490382482523E-14 -7.369744383493146E-12 -1.796738797146246E-14 -1.535569644638215E-12 -7.828697394895848E-15
tp 3.090961847933798E-12 -7.369744383493146E-12 6.101811666376057E-8 -3.214862586053053E-11 1.131830135435207E-8 1.76240378819924E-11
node 4.711785460660152E-15 -1.796738797146246E-14 -3.214862586053053E-11 7.391306787425941E-10 -7.360090847029971E-10 2.035416943036298E-11
peri 6.197459405629573E-13 -1.535569644638215E-12 1.131830135435207E-8 -7.360090847029971E-10 2.834116826582069E-9 -1.678582383740425E-11
i 3.271790047020217E-15 -7.828697394895848E-15 1.76240378819924E-11 2.035416943036298E-11 -1.678582383740425E-11 3.865892313522612E-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 14.8   n/a MPO436466  
diameter diameter 3.982 km 0.965 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.177   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100220 (1994 PT10)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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