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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456521.5 (2013-Aug-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0971551353420857 7.0948e-08  
q 1.733722614075278 1.375e-07 au
tp 2456796.584481783094
(2014-May-19.08448178)
0.00015725 TDB
node 8.325375916598549 1.0904e-05 deg
peri 298.7651323135004 5.8404e-05 deg
i 21.37238305826989 1.1446e-05 deg
  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
 Jupiter MOID = 3.11879 au 
 T_jup = 3.835 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.033586782532877E-15 -9.740840703313386E-15 9.047726006713892E-12 3.825126226079314E-14 3.314767152425263E-12 4.61400304667603E-14
q -9.740840703313386E-15 1.890675605228069E-14 -1.729246667195173E-11 -7.406321746171681E-14 -6.342820946855499E-12 -8.78653092442739E-14
tp 9.047726006713892E-12 -1.729246667195173E-11 2.47268003668925E-8 8.764617362829763E-11 9.027383880219591E-9 9.264785353765893E-11
node 3.825126226079314E-14 -7.406321746171681E-14 8.764617362829763E-11 1.188897723409921E-10 -7.718213268709175E-11 -2.970190378346125E-11
peri 3.314767152425263E-12 -6.342820946855499E-12 9.027383880219591E-9 -7.718213268709175E-11 3.411016865933232E-9 6.192210194587347E-11
i 4.61400304667603E-14 -8.78653092442739E-14 9.264785353765893E-11 -2.970190378346125E-11 6.192210194587347E-11 1.310178717164708E-10

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

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