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JPL Small-Body Database Browser
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215908 (2005 HH6)
Classification: Main-belt Asteroid          SPK-ID: 2215908
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 .03963461782317641 5.2732e-08  
a 2.521241261086966 2.0157e-08 au
q 2.421312827263761 1.3607e-07 au
i 5.856983907705714 5.2379e-06 deg
node 151.0126245940183 5.6968e-05 deg
peri 109.1810737604385 8.6762e-05 deg
M 156.72212592969 6.7062e-05 deg
tp 2457963.927535092998
(2017-Jul-29.42753509)
0.00027109 TDB
period 1462.244632065106
4.00
1.7536e-05
4.801e-08
d
yr
n .2461968347194939 2.9524e-09 deg/d
Q 2.621169694910171 2.0956e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      7350 days (20.12 yr)  
   first obs. used      1998-09-19  
   last obs. used      2018-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57131  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:24:18  

Additional Information
 Earth MOID = 1.41296 au 
 Jupiter MOID = 2.39412 au 
 T_jup = 3.448 
[ 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 16.8   n/a MPO454550  

215908 (2005 HH6)          Discovered 2005-Apr-30 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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