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JPL Small-Body Database Browser
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136989 (1998 SX33)
Classification: Inner Main-belt Asteroid          SPK-ID: 2136989
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09697593456697746 7.0746e-08  
a 1.920618556021463 8.4044e-09 au
q 1.734364776604603 1.3712e-07 au
i 21.37253764795949 1.1447e-05 deg
node 8.300144607595822 1.0901e-05 deg
peri 298.7050815184928 5.8637e-05 deg
M 308.1247037723039 5.8964e-05 deg
tp 2458740.593568061519
(2019-Sep-14.09356806)
0.00015937 TDB
period 972.2100531393253
2.66
6.3814e-06
1.747e-08
d
yr
n .3702903491252103 2.4305e-09 deg/d
Q 2.106872335438323 9.2194e-09 au
  Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      7005 days (19.18 yr)  
   first obs. used      1998-09-21  
   last obs. used      2017-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61748  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 17:04:08  

Additional Information
 Earth MOID = .784012 au 
 Jupiter MOID = 3.11879 au 
 T_jup = 3.835 
[ 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 16.6   n/a MPO432831  

136989 (1998 SX33)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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Alternate Designations
 1998 SX33 = 2000 GX2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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