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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06148581560022151 1.1455e-07  
a 5.187114159200871 2.4617e-07 au
q 4.868180214510948 7.6018e-07 au
i 8.512733695568357 7.9759e-06 deg
node 344.2180993396934 3.8419e-05 deg
peri 13.09050328806772 6.4958e-05 deg
M 329.4153117770338 5.1947e-05 deg
tp 2458967.096819685670
(2020-Apr-27.59681969)
0.00061873 TDB
period 4315.062953224437
11.81
0.00030717
8.41e-07
d
yr
n .08342867853897462 5.939e-09 deg/d
Q 5.506048103890794 2.613e-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 = 3.86346 au 
 Jupiter MOID = .0764493 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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