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233683 (2008 RG113)
Classification: Jupiter Trojan          SPK-ID: 2233683
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09242772461149708 9.3522e-08  
a 5.196870493433154 2.1515e-07 au
q 4.716535578624499 6.3054e-07 au
i 5.945788402618372 1.0052e-05 deg
node 295.8083752892855 9.6546e-05 deg
peri 121.339822003303 0.0001191 deg
M 314.6045700499432 7.4898e-05 deg
tp 2459546.158470443967
(2021-Nov-27.65847044)
0.00091796 TDB
period 4327.242843077915
11.85
0.00026872
7.357e-07
d
yr
n .08319385184861416 5.1663e-09 deg/d
Q 5.677205408241808 2.3503e-07 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      7227 days (19.79 yr)  
   first obs. used      1999-12-17  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62539  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 01:36:53  

Additional Information
 Earth MOID = 3.73365 au 
 Jupiter MOID = .268205 au 
 T_jup = 2.981 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457106.5 (2015-Mar-25.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09253665806070943 9.2934e-08  
q 4.707522039512445 6.2536e-07 au
tp 2455236.980333728384
(2010-Feb-09.48033373)
0.00080812 TDB
node 295.8284218165785 9.6615e-05 deg
peri 122.0542476892627 0.00011928 deg
i 5.945810128337921 1.0052e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      7227 days (19.79 yr)  
   first obs. used      1999-12-17  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62539  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 01:36:53  

Additional Information
 Jupiter MOID = .268205 au 
 T_jup = 2.981 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.636819929996519E-15 -5.643148512348759E-14 -2.556092495051922E-11 4.067885811842276E-14 -2.605787584999206E-12 1.377321272726335E-15
q -5.643148512348759E-14 3.910761644194645E-13 1.760947604319739E-10 -2.70625391112913E-13 1.887802626169318E-11 -3.535741026048036E-15
tp -2.556092495051922E-11 1.760947604319739E-10 6.530635486322361E-7 -3.793406778156323E-10 5.642943488781036E-8 -3.490817328970431E-12
node 4.067885811842276E-14 -2.70625391112913E-13 -3.793406778156323E-10 9.334443123824578E-9 -9.318313461958314E-9 3.763647226996318E-10
peri -2.605787584999206E-12 1.887802626169318E-11 5.642943488781036E-8 -9.318313461958314E-9 1.422733173282236E-8 -3.744853863825337E-10
i 1.377321272726335E-15 -3.535741026048036E-15 -3.490817328970431E-12 3.763647226996318E-10 -3.744853863825337E-10 1.010386252826575E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO494290  
diameter diameter 10.171 km 1.050 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.047   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

233683 (2008 RG113)          Discovered 2008-Sep-05 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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