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308304 (2005 JH165)
Classification: Main-belt Asteroid          SPK-ID: 2308304
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03168638073791602 5.1893e-08  
a 2.64829140769415 3.0971e-08 au
q 2.564376637845002 1.4076e-07 au
i 22.81577299933665 7.2413e-06 deg
node 68.17610685690035 1.6082e-05 deg
peri 25.3192055279106 0.00011775 deg
M 317.4994379863827 0.00011713 deg
tp 2459186.340025494504
(2020-Dec-02.84002549)
0.00051247 TDB
period 1574.153517230798
4.31
2.7614e-05
7.56e-08
d
yr
n .2286943402021557 4.0118e-09 deg/d
Q 2.732206177543299 3.1952e-08 au
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      4810 days (13.17 yr)  
   first obs. used      2005-05-10  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6565  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:28:09  

Additional Information
 Earth MOID = 1.58509 au 
 Jupiter MOID = 2.44575 au 
 T_jup = 3.279 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO440447  

308304 (2005 JH165)          Discovered 2005-May-10 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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