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79686 (1998 SY58)
Classification: Main-belt Asteroid          SPK-ID: 2079686
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641743339899806 3.5895e-08  
a 2.325132678145071 7.4391e-09 au
q 1.943405569272264 8.4695e-08 au
i 3.050378745079585 4.0254e-06 deg
node 27.13579768014971 7.0171e-05 deg
peri 314.5872668147014 7.106e-05 deg
M 58.80851130932974 1.1301e-05 deg
tp 2458788.952585562619
(2019-Nov-01.45258556)
4.0402e-05 TDB
period 1295.000800086144
3.55
6.2149e-06
1.702e-08
d
yr
n .2779921062412105 1.3341e-09 deg/d
Q 2.706859787017878 8.6604e-09 au
  Orbit Determination Parameters
   # obs. used (total)      971  
   data-arc span      8623 days (23.61 yr)  
   first obs. used      1997-04-03  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54252  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:13:36  

Additional Information
 Earth MOID = .936777 au 
 Jupiter MOID = 2.68301 au 
 T_jup = 3.555 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456895.5 (2014-Aug-26.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1649358678877081 3.5875e-08  
q 1.941386080539267 8.4712e-08 au
tp 2457494.810148819581
(2016-Apr-16.31014882)
3.9167e-05 TDB
node 27.17150289724556 7.0089e-05 deg
peri 314.7669207766384 7.097e-05 deg
i 3.053080689156176 4.0276e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      971  
   data-arc span      8623 days (23.61 yr)  
   first obs. used      1997-04-03  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54252  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:13:36  

Additional Information
 Jupiter MOID = 2.68301 au 
 T_jup = 3.555 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.286988512998632E-15 -3.030966795545003E-15 -1.239837171339482E-14 -1.683730907337983E-15 1.264612873012316E-14 -1.122922632306212E-15
q -3.030966795545003E-15 7.176039948675732E-15 4.424937725588538E-14 4.343761021107147E-15 -3.175701159380983E-14 2.743474992556327E-15
tp -1.239837171339482E-14 4.424937725588538E-14 1.534019788323259E-9 5.758059237614548E-12 4.461583218689582E-10 3.226580332310752E-13
node -1.683730907337983E-15 4.343761021107147E-15 5.758059237614548E-12 4.912405252317547E-9 -4.903429624039235E-9 -3.60252687293456E-11
peri 1.264612873012316E-14 -3.175701159380983E-14 4.461583218689582E-10 -4.903429624039235E-9 5.036674104480356E-9 3.604703944516548E-11
i -1.122922632306212E-15 2.743474992556327E-15 3.226580332310752E-13 -3.60252687293456E-11 3.604703944516548E-11 1.622181874603664E-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 15.5   n/a MPO436338  

79686 (1998 SY58)          Discovered 1998-Sep-17 by LONEOS at Anderson Mesa
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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Alternate Designations
 1998 SY58 = 1997 GO33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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