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JPL Small-Body Database Browser
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295644 (2008 SH278)
Classification: Jupiter Trojan          SPK-ID: 2295644
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0159277917758774 1.14e-07  
a 5.245349398737774 2.7244e-07 au
q 5.161802565722954 7.2972e-07 au
i 9.086393356629115 8.4442e-06 deg
node 257.9849666332322 8.3995e-05 deg
peri 42.07980390744084 0.00046578 deg
M 26.27433084565017 0.00044981 deg
tp 2458280.249936996283
(2018-Jun-10.74993700)
0.0054988 TDB
period 4387.933734967975
12.01
0.00034186
9.36e-07
d
yr
n .08204317151171094 6.392e-09 deg/d
Q 5.328896231752593 2.7678e-07 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      8365 days (22.90 yr)  
   first obs. used      1996-11-04  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46957  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:02:07  

Additional Information
 Earth MOID = 4.15051 au 
 Jupiter MOID = .11055 au 
 T_jup = 2.975 
[ 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 MPO338935  

295644 (2008 SH278)          Discovered 2008-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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