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JPL Small-Body Database Browser
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295372 (2008 HR56)
Classification: Jupiter Trojan          SPK-ID: 2295372
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1034848903190442 8.0191e-08  
a 5.174288351985259 2.585e-07 au
q 4.638827689400957 4.4005e-07 au
i 2.065651282158967 7.6498e-06 deg
node 143.6110755016848 0.00021664 deg
peri 171.2768743011584 0.00022251 deg
M 235.0346543352007 6.1205e-05 deg
tp 2460092.818290625790
(2023-May-28.31829063)
0.000812 TDB
period 4299.068527896809
11.77
0.00032217
8.821e-07
d
yr
n .08373906990873656 6.2753e-09 deg/d
Q 5.709749014569562 2.8525e-07 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      6396 days (17.51 yr)  
   first obs. used      2001-10-20  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64427  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:36:27  

Additional Information
 Earth MOID = 3.62425 au 
 Jupiter MOID = .012918 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 MPO433904  

295372 (2008 HR56)          Discovered 2008-Apr-30 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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