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JPL Small-Body Database Browser
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305591 (2008 YA88)
Classification: Main-belt Asteroid          SPK-ID: 2305591
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1384635096234378 4.8089e-08  
a 2.211707740398468 1.6145e-08 au
q 1.905466924401573 1.0306e-07 au
i 7.56822402423863 5.5693e-06 deg
node 107.6125012143923 4.6738e-05 deg
peri 309.5162783702706 5.5463e-05 deg
M 84.06537675823553 2.9668e-05 deg
tp 2458319.953602303687
(2018-Jul-20.45360230)
9.7543e-05 TDB
period 1201.406655930778
3.29
1.3155e-05
3.602e-08
d
yr
n .2996487477598445 3.281e-09 deg/d
Q 2.517948556395363 1.838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      6322 days (17.31 yr)  
   first obs. used      2001-10-15  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58119  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:50:53  

Additional Information
 Earth MOID = .927876 au 
 Jupiter MOID = 2.78831 au 
 T_jup = 3.633 
[ 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 17.3   n/a MPO413264  

305591 (2008 YA88)          Discovered 2008-Dec-29 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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