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JPL Small-Body Database Browser
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305609 (2008 YH158)
Classification: Main-belt Asteroid          SPK-ID: 2305609
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199865729013957 1.0377e-07  
a 2.338820180573405 1.93e-08 au
q 1.871370180150547 2.5339e-07 au
i 3.682226487166198 5.108e-06 deg
node 81.28959247652867 0.00014018 deg
peri 282.065179944586 0.00014109 deg
M 49.19813097251448 1.3759e-05 deg
tp 2458421.958253320704
(2018-Oct-30.45825332)
4.935e-05 TDB
period 1306.452654481021
3.58
1.6172e-05
4.428e-08
d
yr
n .2755553358671138 3.4109e-09 deg/d
Q 2.806270180996263 2.3158e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      7170 days (19.63 yr)  
   first obs. used      1999-03-21  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56554  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:04:52  

Additional Information
 Earth MOID = .872485 au 
 Jupiter MOID = 2.65149 au 
 T_jup = 3.536 
[ 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 17.5   n/a MPO460267  

305609 (2008 YH158)          Discovered 2008-Dec-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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