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312467 (2008 SH50)
Classification: Jupiter Trojan          SPK-ID: 2312467
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05938855556462645 1.0954e-07  
a 5.175987542713918 4.2808e-07 au
q 4.868593118931638 5.3609e-07 au
i 5.424908083576617 1.2631e-05 deg
node 4.007779624093615 0.00010428 deg
peri 93.33590180406831 0.00017022 deg
M 274.5521085584896 0.00015324 deg
tp 2460021.409182447810
(2023-Mar-17.90918245)
0.0019253 TDB
period 4301.18636611164
11.78
0.0005336
1.461e-06
d
yr
n .08369783807471874 1.0383e-08 deg/d
Q 5.483381966496198 4.5351e-07 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      5990 days (16.40 yr)  
   first obs. used      2002-03-21  
   last obs. used      2018-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70148  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:11:22  

Additional Information
 Earth MOID = 3.89094 au 
 Jupiter MOID = .246298 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 13.7   n/a MPO455303  

312467 (2008 SH50)          Discovered 2008-Sep-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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