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233711 (2008 SM102)
Classification: Main-belt Asteroid          SPK-ID: 2233711
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04138862804242167 5.2271e-08  
a 2.534555010167845 2.4969e-08 au
q 2.429653255598952 1.341e-07 au
i 6.621493184682961 5.5815e-06 deg
node 70.75368452983187 5.4248e-05 deg
peri 172.4766290615146 0.00011242 deg
M 99.10905320779042 9.7643e-05 deg
tp 2458594.746910005522
(2019-Apr-21.24691001)
0.00040167 TDB
period 1473.84227444653
4.04
2.1779e-05
5.963e-08
d
yr
n .2442595155816047 3.6095e-09 deg/d
Q 2.639456764736738 2.6003e-08 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      7265 days (19.89 yr)  
   first obs. used      2000-10-31  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59051  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 22:21:39  

Additional Information
 Earth MOID = 1.41634 au 
 Jupiter MOID = 2.35138 au 
 T_jup = 3.438 
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Orbital Elements at Epoch 2457012.5 (2014-Dec-21.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04028229898240829 5.2057e-08  
q 2.432602466960851 1.3364e-07 au
tp 2457125.451736690913
(2015-Apr-12.95173669)
0.00042138 TDB
node 70.77809941069351 5.422e-05 deg
peri 173.821423771759 0.00011492 deg
i 6.623471328277729 5.5838e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      7265 days (19.89 yr)  
   first obs. used      2000-10-31  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59051  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 22:21:39  

Additional Information
 Jupiter MOID = 2.35138 au 
 T_jup = 3.438 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.709945316624428E-15 -6.844789837908597E-15 -4.92046901524566E-12 3.826874971447949E-14 -1.223809773751905E-12 4.877586690504842E-15
q -6.844789837908597E-15 1.786052867795349E-14 8.617216601453583E-12 -8.560528446623542E-14 2.167000582353812E-12 -1.215184073790482E-14
tp -4.92046901524566E-12 8.617216601453583E-12 1.775575960559267E-7 -6.375195989183702E-10 4.274899247791461E-8 1.278751106702072E-11
node 3.826874971447949E-14 -8.560528446623542E-14 -6.375195989183702E-10 2.939823431956784E-9 -3.071067979501984E-9 -6.509087548704909E-11
peri -1.223809773751905E-12 2.167000582353812E-12 4.274899247791461E-8 -3.071067979501984E-9 1.320760279683968E-8 6.769364257532227E-11
i 4.877586690504842E-15 -1.215184073790482E-14 1.278751106702072E-11 -6.509087548704909E-11 6.769364257532227E-11 3.117925428582105E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO437098  

233711 (2008 SM102)          Discovered 2008-Sep-21 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2008 SM102 = 2000 UH88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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