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79707 (1998 SJ98)
Classification: Main-belt Asteroid          SPK-ID: 2079707
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .12539097011491 4.0289e-08  
a 2.395948606425466 1.0813e-08 au
q 2.09551828632031 9.6295e-08 au
i 6.312997834208917 4.7515e-06 deg
node 178.3833956044473 3.7822e-05 deg
peri 129.3034760872594 4.2014e-05 deg
M 352.8776608595909 1.8249e-05 deg
tp 2459027.300001766809
(2020-Jun-26.80000177)
6.8682e-05 TDB
period 1354.611237383033
3.71
9.1698e-06
2.511e-08
d
yr
n .2657589056292507 1.799e-09 deg/d
Q 2.696378926530622 1.2168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      709  
   data-arc span      7980 days (21.85 yr)  
   first obs. used      1998-09-26  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56439  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:36:00  

Additional Information
 Earth MOID = 1.0879 au 
 Jupiter MOID = 2.54479 au 
 T_jup = 3.510 
[ 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 15.8   n/a MPO432346  

79707 (1998 SJ98)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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