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JPL Small-Body Database Browser
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226361 (2003 HP13)
Classification: Jupiter Trojan          SPK-ID: 2226361
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07342320897510869 8.4187e-08  
a 5.207041211946534 2.2642e-07 au
q 4.824723536899781 4.8426e-07 au
i 13.16926219648488 9.5495e-06 deg
node 22.80258631871905 2.5854e-05 deg
peri 51.61281752326912 8.0651e-05 deg
M 227.0419516207052 8.0494e-05 deg
tp 2460203.365496358244
(2023-Sep-15.86549636)
0.0010433 TDB
period 4339.952230968725
11.88
0.00028308
7.75e-07
d
yr
n .08295022176307321 5.4105e-09 deg/d
Q 5.589358886993288 2.4305e-07 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      5933 days (16.24 yr)  
   first obs. used      2001-02-21  
   last obs. used      2017-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60935  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:36:41  

Additional Information
 Earth MOID = 3.85683 au 
 Jupiter MOID = .0239416 au 
 T_jup = 2.942 
[ 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 12.8   n/a MPO379751  

226361 (2003 HP13)          Discovered 2003-Apr-25 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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