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102098 (1999 RJ158)
Classification: Main-belt Asteroid          SPK-ID: 2102098
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1735276559299422 3.8503e-08  
a 2.407254381020338 1.2175e-08 au
q 1.989529171054795 9.2478e-08 au
i 2.938782730504691 4.8498e-06 deg
node 17.16145789117587 7.7182e-05 deg
peri 284.768354827559 7.8491e-05 deg
M 227.3170501702353 1.6464e-05 deg
tp 2459503.298557451492
(2021-Oct-15.79855745)
6.4528e-05 TDB
period 1364.210555423843
3.74
1.035e-05
2.834e-08
d
yr
n .2638888832583124 2.002e-09 deg/d
Q 2.824979590985881 1.4288e-08 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      7539 days (20.64 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60942  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 18:05:27  

Additional Information
 Earth MOID = .976656 au 
 Jupiter MOID = 2.40325 au 
 T_jup = 3.499 
[ 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 16.38   n/a E2021B55  

102098 (1999 RJ158)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 RJ158 = 2002 GX1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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