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JPL Small-Body Database Browser
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243391 (2008 YG109)
Classification: Main-belt Asteroid          SPK-ID: 2243391
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2144198311101435 4.6039e-08  
a 2.402171622374579 1.6017e-08 au
q 1.887098388807443 1.0698e-07 au
i 4.859543103198134 4.7496e-06 deg
node 102.9553823254801 5.3008e-05 deg
peri 194.6208144625778 5.4383e-05 deg
M 107.5245636256254 1.2248e-05 deg
tp 2458194.328297715967
(2018-Mar-16.82829772)
4.4022e-05 TDB
period 1359.892176185536
3.72
1.3601e-05
3.724e-08
d
yr
n .2647268704860051 2.6477e-09 deg/d
Q 2.917244855941716 1.9452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      8089 days (22.15 yr)  
   first obs. used      1996-12-02  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62014  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:18:14  

Additional Information
 Earth MOID = .87098 au 
 Jupiter MOID = 2.29683 au 
 T_jup = 3.489 
[ 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 17.0   n/a MPO454786  

243391 (2008 YG109)          Discovered 2008-Dec-29 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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