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JPL Small-Body Database Browser
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295329 (2008 HG2)
Classification: Jupiter Trojan          SPK-ID: 2295329
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 .04484032215732642 9.1452e-08  
a 5.200886032559517 2.4576e-07 au
q 4.96767662735601 6.4326e-07 au
i 10.26474966255294 8.2575e-06 deg
node 68.71952454017281 3.8416e-05 deg
peri 165.5707770900474 0.00010731 deg
M 318.3149590804482 0.00010652 deg
tp 2459102.140005547157
(2020-Sep-09.64000555)
0.0012893 TDB
period 4332.259199301227
11.86
0.00030707
8.407e-07
d
yr
n .08309752104815572 5.8899e-09 deg/d
Q 5.434095437763025 2.5678e-07 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      6402 days (17.53 yr)  
   first obs. used      2001-10-25  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55925  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:03:46  

Additional Information
 Earth MOID = 3.95684 au 
 Jupiter MOID = .366791 au 
 T_jup = 2.966 
[ 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 13.0   n/a MPO437320  

295329 (2008 HG2)          Discovered 2008-Apr-24 by Andrushivka at Andrushivka
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 HG2 = 2007 GM14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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