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101238 (1998 SQ79)
Classification: Main-belt Asteroid          SPK-ID: 2101238
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 .1577382118679153 4.9433e-08  
a 2.599060197445191 1.5207e-08 au
q 2.189089089363116 1.2918e-07 au
i 14.46276608189686 6.0794e-06 deg
node 6.417658168815812 1.4204e-05 deg
peri 324.8828028641019 2.2581e-05 deg
M 83.09855021122046 1.5947e-05 deg
tp 2458647.224206451471
(2019-Jun-12.72420645)
6.8604e-05 TDB
period 1530.463351697538
4.19
1.3432e-05
3.677e-08
d
yr
n .2352228817506151 2.0644e-09 deg/d
Q 3.009031305527266 1.7606e-08 au
  Orbit Determination Parameters
   # obs. used (total)      729  
   data-arc span      8070 days (22.09 yr)  
   first obs. used      1998-09-18  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49737  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:41  

Additional Information
 Earth MOID = 1.19565 au 
 Jupiter MOID = 2.43874 au 
 T_jup = 3.354 
[ 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 15.6   n/a MPO439693  

101238 (1998 SQ79)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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