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362211 (2009 HK51)
Classification: Main-belt Asteroid          SPK-ID: 2362211
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173854801932652 7.1257e-08  
a 2.59600523278787 2.8573e-08 au
q 2.144677257225407 1.9104e-07 au
i 13.82745388444569 6.6884e-06 deg
node 57.79399135534243 4.3901e-05 deg
peri 235.675829124913 5.5069e-05 deg
M 222.3885325474634 3.27e-05 deg
tp 2459784.494688930186
(2022-Jul-23.99468893)
0.00013867 TDB
period 1527.765758964672
4.18
2.5223e-05
6.906e-08
d
yr
n .2356382173691096 3.8904e-09 deg/d
Q 3.047333208350333 3.3541e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      5781 days (15.83 yr)  
   first obs. used      2005-05-13  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .67914  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:38:38  

Additional Information
 Earth MOID = 1.1593 au 
 Jupiter MOID = 2.18224 au 
 T_jup = 3.355 
[ 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 16.67   n/a MPCxxxxx  

362211 (2009 HK51)          Discovered 2009-Apr-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-04-29

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