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JPL Small-Body Database Browser
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117815 (2005 HM5)
Classification: Main-belt Asteroid          SPK-ID: 2117815
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1122936749436945 7.3532e-08  
a 2.335246416358134 1.2599e-08 au
q 2.073013014366186 1.7709e-07 au
i 3.292378560509907 6.5431e-06 deg
node 162.6443705528755 9.6199e-05 deg
peri 54.68606922386476 9.9181e-05 deg
M 338.2390104405189 2.3519e-05 deg
tp 2458679.290460382442
(2019-Jul-14.79046038)
8.5337e-05 TDB
period 1303.459369811658
3.57
1.0548e-05
2.888e-08
d
yr
n .2761881254894949 2.2351e-09 deg/d
Q 2.597479818350082 1.4014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      8644 days (23.67 yr)  
   first obs. used      1995-09-21  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56397  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:16:27  

Additional Information
 Earth MOID = 1.06807 au 
 Jupiter MOID = 2.37107 au 
 T_jup = 3.557 
[ 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 16.3   n/a MPO432682  

117815 (2005 HM5)          Discovered 2005-Apr-30 by CINEOS at Campo Imperatore
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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