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312463 (2008 RZ20)
Classification: Jupiter Trojan          SPK-ID: 2312463
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0617762164978953 1.1456e-07  
a 5.188150608299354 2.4543e-07 au
q 4.867646293097366 7.5985e-07 au
i 8.51200225416583 7.9752e-06 deg
node 344.2178791352607 3.8423e-05 deg
peri 13.43766178969423 6.481e-05 deg
M 2.483081039598861 5.1552e-05 deg
tp 2458970.728159604211
(2020-May-01.22815960)		 0.00061835 TDB
period 4316.356321666982
11.82		 0.00030628
8.385e-07		 d
yr
n .08340367967141499 5.9182e-09 deg/d
Q 5.508654923501342 2.6059e-07 au
   Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      8423 days (23.06 yr)  
   first obs. used      1996-09-11  
   last obs. used      2019-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51788  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:11:03  

Additional Information
 Earth MOID = 3.86394 au 
 Jupiter MOID = .0745901 au 
 T_jup = 2.974 
[ 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 12.9   n/a MPO455303  

312463 (2008 RZ20)          Discovered 2008-Sep-04 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2008 RZ20 = 1996 RU28 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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