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312464 (2008 RD46)
Classification: Jupiter Trojan          SPK-ID: 2312464
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 .07944472784678008 9.0755e-08  
a 5.21285621116126 1.9373e-07 au
q 4.798722268161157 5.9922e-07 au
i 4.153158261030983 1.0195e-05 deg
node 156.9944764732008 8.4275e-05 deg
peri 243.3557969757417 0.00010615 deg
M 326.6363909461813 6.9943e-05 deg
tp 2459403.386363714687
(2021-Jul-07.88636371)
0.0008549 TDB
period 4347.224267714127
11.90
0.00024233
6.635e-07
d
yr
n .08281146263229169 4.6163e-09 deg/d
Q 5.626990154161364 2.0912e-07 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      4843 days (13.26 yr)  
   first obs. used      2006-06-22  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55841  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:11:19  

Additional Information
 Earth MOID = 3.8093 au 
 Jupiter MOID = .0283863 au 
 T_jup = 2.988 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO494656  

312464 (2008 RD46)          Discovered 2008-Sep-02 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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