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79717 (1998 SE109)
Classification: Main-belt Asteroid          SPK-ID: 2079717
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2437692314979483 4.9988e-08  
a 2.396510150362823 1.0745e-08 au
q 1.812314712731845 1.2429e-07 au
i 10.46681857097883 4.9209e-06 deg
node 352.8620191069039 2.4088e-05 deg
peri 2.866962739739172 2.5475e-05 deg
M 312.8399855132462 9.8646e-06 deg
tp 2459178.016515755620
(2020-Nov-24.51651576)
3.7673e-05 TDB
period 1355.087490271507
3.71
9.1137e-06
2.495e-08
d
yr
n .2656655032125416 1.7867e-09 deg/d
Q 2.980705587993801 1.3365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      9996 days (27.37 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62316  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:36:16  

Additional Information
 Earth MOID = .807842 au 
 Jupiter MOID = 2.46452 au 
 T_jup = 3.466 
[ show covariance matrix ]

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 MPO267951  

79717 (1998 SE109)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 SE109 = 1987 VJ = 2002 XO36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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