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295502 (2008 RM51)
Classification: Jupiter Trojan          SPK-ID: 2295502
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05684382276784025 8.3156e-08  
a 5.172745094043525 2.8555e-07 au
q 4.878706488694499 6.3426e-07 au
i 6.724200792120826 7.2645e-06 deg
node 260.635252034009 7.181e-05 deg
peri 146.9902931087263 0.00012856 deg
M 296.1790073289571 0.0001179 deg
tp 2459762.300226153237
(2022-Jul-01.80022615)
0.0014582 TDB
period 4297.14534257939
11.76
0.00035582
9.742e-07
d
yr
n .08377654728892825 6.9371e-09 deg/d
Q 5.46678369939255 3.0178e-07 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      7975 days (21.83 yr)  
   first obs. used      1997-10-21  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56312  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:15  

Additional Information
 Earth MOID = 3.89139 au 
 Jupiter MOID = .123077 au 
 T_jup = 2.983 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456881.5 (2014-Aug-12.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05428128872376577 8.2105e-08  
q 4.907206005144764 6.2798e-07 au
tp 2455465.236328238763
(2010-Sep-25.73632824)
0.0012606 TDB
node 260.6917517041526 7.1838e-05 deg
peri 147.5680171387482 0.00013307 deg
i 6.715591559092442 7.2581e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      7975 days (21.83 yr)  
   first obs. used      1997-10-21  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56312  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:15  

Additional Information
 Jupiter MOID = .123077 au 
 T_jup = 2.983 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.741166850016335E-15 -4.84654355927106E-14 -4.719727310054522E-11 -1.654702575689045E-14 -4.512765100690793E-12 -2.69729085866188E-15
q -4.84654355927106E-14 3.943588434630354E-13 4.767539822381955E-10 1.551148525503716E-13 4.546273463177927E-11 3.036273670952589E-14
tp -4.719727310054522E-11 4.767539822381955E-10 1.589027627916718E-6 1.538829098672589E-10 1.411099932146776E-7 2.68722482945577E-11
node -1.654702575689045E-14 1.551148525503716E-13 1.538829098672589E-10 5.160662081411042E-9 -5.109438945785975E-9 3.705967447428102E-11
peri -4.512765100690793E-12 4.546273463177927E-11 1.411099932146776E-7 -5.109438945785975E-9 1.770670497836556E-8 -3.38900643653262E-11
i -2.69729085866188E-15 3.036273670952589E-14 2.68722482945577E-11 3.705967447428102E-11 -3.38900643653262E-11 5.268019362853807E-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 13.7   n/a MPO418563  

295502 (2008 RM51)          Discovered 2008-Sep-03 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 RM51 = 2009 RE42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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