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100058 (1992 EH)
Classification: Inner Main-belt Asteroid          SPK-ID: 2100058
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07824023809045044 6.3931e-08  
a 1.901770644326235 5.4732e-09 au
q 1.752975656320721 1.2322e-07 au
i 23.94261661604429 6.9216e-06 deg
node 175.1966311636826 9.2234e-06 deg
peri 327.1986328081649 3.1519e-05 deg
M 27.60072004308901 2.9541e-05 deg
tp 2459127.056469243951
(2020-Oct-04.55646924)
7.8575e-05 TDB
period 957.9341057371414
2.62
4.1354e-06
1.132e-08
d
yr
n .3758087303123797 1.6224e-09 deg/d
Q 2.05056563233175 5.9015e-09 au
  Orbit Determination Parameters
   # obs. used (total)      524  
   data-arc span      10610 days (29.05 yr)  
   first obs. used      1992-03-05  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63368  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:30:59  

Additional Information
 Earth MOID = .775025 au 
 Jupiter MOID = 2.94155 au 
 T_jup = 3.838 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457459.5 (2016-Mar-12.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0781889639388756 6.3962e-08  
q 1.752937748233455 1.2326e-07 au
tp 2457211.367536300894
(2015-Jul-07.86753630)
7.823e-05 TDB
node 175.2263140517048 9.2218e-06 deg
peri 327.2262078588201 3.1539e-05 deg
i 23.94535685847509 6.9224e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      524  
   data-arc span      10610 days (29.05 yr)  
   first obs. used      1992-03-05  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63368  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:30:59  

Additional Information
 Jupiter MOID = 2.94155 au 
 T_jup = 3.838 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.091144883347341E-15 -7.877954018244563E-15 2.062415050954326E-12 -2.88619398901334E-14 9.289219568309388E-13 -2.612063661406782E-14
q -7.877954018244563E-15 1.519278725949822E-14 -3.923427922442791E-12 5.478565228679874E-14 -1.771006077097906E-12 5.043070286607289E-14
tp 2.062415050954326E-12 -3.923427922442791E-12 6.119998998330258E-9 -3.261642232350803E-11 2.359488812793601E-9 -5.715012516432823E-12
node -2.88619398901334E-14 5.478565228679874E-14 -3.261642232350803E-11 8.504146901062644E-11 -8.956729545900156E-11 -1.026616288937138E-12
peri 9.289219568309388E-13 -1.771006077097906E-12 2.359488812793601E-9 -8.956729545900156E-11 9.946947193598624E-10 -1.584342399196119E-12
i -2.612063661406782E-14 5.043070286607289E-14 -5.715012516432823E-12 -1.026616288937138E-12 -1.584342399196119E-12 4.791962140962046E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.92   n/a MPCxxxxx  

100058 (1992 EH)          Discovered 1992-Mar-05 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1992 EH = 2000 HC55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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