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JPL Small-Body Database Browser
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136991 (1998 SA36)
Classification: Main-belt Asteroid          SPK-ID: 2136991
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1856634077368733 7.4515e-08  
a 2.533594494974623 1.1043e-08 au
q 2.063198707214252 1.9258e-07 au
i 3.60497220066043 6.7715e-06 deg
node 25.61582515552927 6.121e-05 deg
peri 316.4298030730163 6.2683e-05 deg
M 62.78462319073051 1.1658e-05 deg
tp 2458343.605457406194
(2018-Aug-13.10545741)
4.7705e-05 TDB
period 1473.004545282104
4.03
9.6308e-06
2.637e-08
d
yr
n .2443984311881768 1.5979e-09 deg/d
Q 3.003990282734994 1.3094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      581  
   data-arc span      7392 days (20.24 yr)  
   first obs. used      1998-09-18  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56883  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:43:18  

Additional Information
 Earth MOID = 1.05616 au 
 Jupiter MOID = 2.39722 au 
 T_jup = 3.422 
[ 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 16.4   n/a MPO453851  

136991 (1998 SA36)          Discovered 1998-Sep-28 by Comba, P. G. at Prescott
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 SA36 = 2002 TL3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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