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101299 (1998 SL129)
Classification: Main-belt Asteroid          SPK-ID: 2101299
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .176067053930906 4.369e-08  
a 2.34337705728877 8.679e-09 au
q 1.93078556256266 1.0159e-07 au
i 2.547793996915401 4.915e-06 deg
node 173.5250251713199 8.6097e-05 deg
peri 195.9259124237028 8.6782e-05 deg
M 18.16683084744303 1.1287e-05 deg
tp 2458934.379160478976
(2020-Mar-25.87916048)
4.0956e-05 TDB
period 1310.272684732964
3.59
7.2792e-06
1.993e-08
d
yr
n .27475196895627 1.5264e-09 deg/d
Q 2.755968552014879 1.0207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      10086 days (27.61 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:01:20  

Additional Information
 Earth MOID = .930237 au 
 Jupiter MOID = 2.70651 au 
 T_jup = 3.540 
[ 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 15.9   n/a MPO436473  

101299 (1998 SL129)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 SL129 = 1996 AX9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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