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79679 (1998 SK49)
Classification: Main-belt Asteroid          SPK-ID: 2079679
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1879837542913537 3.687e-08  
a 2.243132465311994 9.6385e-09 au
q 1.821460003109826 8.2446e-08 au
i 6.383353071606364 5.7167e-06 deg
node 209.4774826740202 3.3904e-05 deg
peri 88.89922504702146 3.7692e-05 deg
M 185.61866757428 1.5339e-05 deg
tp 2459594.899313818539
(2022-Jan-15.39931382)
5.2892e-05 TDB
period 1227.102408257049
3.36
7.9091e-06
2.165e-08
d
yr
n .2933740473310101 1.8909e-09 deg/d
Q 2.664804927514162 1.145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      8860 days (24.26 yr)  
   first obs. used      1995-10-28  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52442  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:45:08  

Additional Information
 Earth MOID = .819775 au 
 Jupiter MOID = 2.56391 au 
 T_jup = 3.601 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456570.5 (2013-Oct-05.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1878760348975758 3.6793e-08  
q 1.82180137353161 8.224e-08 au
tp 2457141.517328037437
(2015-Apr-29.01732804)
5.2292e-05 TDB
node 209.5184452287826 3.3906e-05 deg
peri 88.93125704608417 3.7717e-05 deg
i 6.382486462560555 5.7172e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      8860 days (24.26 yr)  
   first obs. used      1995-10-28  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52442  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:45:08  

Additional Information
 Jupiter MOID = 2.56391 au 
 T_jup = 3.601 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.353695862083995E-15 -3.012050278878284E-15 5.398262529015905E-13 -7.237790697647275E-15 1.077686489018303E-13 -1.279892734567669E-15
q -3.012050278878284E-15 6.763456157477598E-15 -1.263487922475762E-12 1.554138154426307E-14 -2.688647537784888E-13 3.265734736949563E-15
tp 5.398262529015905E-13 -1.263487922475762E-12 2.734465882575024E-9 -1.776793930212574E-11 8.660721881571535E-10 -4.475904677848969E-12
node -7.237790697647275E-15 1.554138154426307E-14 -1.776793930212574E-11 1.149585051423738E-9 -1.147105418730298E-9 -5.156191914782112E-11
peri 1.077686489018303E-13 -2.688647537784888E-13 8.660721881571535E-10 -1.147105418730298E-9 1.422560155428952E-9 4.986011676034439E-11
i -1.279892734567669E-15 3.265734736949563E-15 -4.475904677848969E-12 -5.156191914782112E-11 4.986011676034439E-11 3.268641929064891E-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 16.1   n/a MPO453219  

79679 (1998 SK49)          Discovered 1998-Sep-20 by Bickel, W. at Bergisch Gladbach
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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Alternate Designations
 1998 SK49 = 2001 HG3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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