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JPL Small-Body Database Browser
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295513 (2008 RR82)
Classification: Jupiter Trojan          SPK-ID: 2295513
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06025871419092949 1.0148e-07  
a 5.130581469880878 2.3806e-07 au
q 4.821419227454048 6.7398e-07 au
i 7.331150013874587 9.9331e-06 deg
node 190.8568805876417 6.9081e-05 deg
peri 194.95385038993 0.00011361 deg
M 324.097919242732 9.8097e-05 deg
tp 2459423.816725447964
(2021-Jul-28.31672545)
0.0011697 TDB
period 4244.71278396354
11.62
0.00029543
8.088e-07
d
yr
n .08481139203577553 5.9029e-09 deg/d
Q 5.439743712307709 2.524e-07 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      6405 days (17.54 yr)  
   first obs. used      2002-02-13  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65644  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:18  

Additional Information
 Earth MOID = 3.8258 au 
 Jupiter MOID = .0216704 au 
 T_jup = 2.980 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456996.5 (2014-Dec-05.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05793946125971829 1.0131e-07  
q 4.84310700036305 6.7393e-07 au
tp 2455172.571020540161
(2009-Dec-07.07102054)
0.0011152 TDB
node 190.906531792255 6.9042e-05 deg
peri 194.7513940552541 0.00011638 deg
i 7.328138908646595 9.9308e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      6405 days (17.54 yr)  
   first obs. used      2002-02-13  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65644  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:18  

Additional Information
 Jupiter MOID = .0216704 au 
 T_jup = 2.980 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.026361112396772E-14 -6.554882544948295E-14 -3.995179117278613E-11 -1.659582010495087E-14 -3.809330295527458E-12 -2.855122543690198E-15
q -6.554882544948295E-14 4.541773168284617E-13 2.559254991702527E-10 1.202430922286569E-13 2.603326055847182E-11 3.544423342567619E-14
tp -3.995179117278613E-11 2.559254991702527E-10 1.243640855327778E-6 -1.441304664864021E-10 1.041063863181635E-7 3.509992411676965E-11
node -1.659582010495087E-14 1.202430922286569E-13 -1.441304664864021E-10 4.766825206672506E-9 -4.737457456307306E-9 -1.374329366916838E-10
peri -3.809330295527458E-12 2.603326055847182E-11 1.041063863181635E-7 -4.737457456307306E-9 1.354508236731808E-8 1.401818547070703E-10
i -2.855122543690198E-15 3.544423342567619E-14 3.509992411676965E-11 -1.374329366916838E-10 1.401818547070703E-10 9.861980820249039E-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 14.0   n/a MPO413252  

295513 (2008 RR82)          Discovered 2008-Sep-04 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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