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441679 (2008 YB18)
Classification: Main-belt Asteroid          SPK-ID: 2441679
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07630965125636092 3.0905e-07  
a 2.563521350343041 5.5144e-08 au
q 2.367899930110128 8.3918e-07 au
i 8.337037135544925 1.3028e-05 deg
node 289.5292584908542 5.773e-05 deg
peri 72.2485726755763 0.00028075 deg
M 26.78532821274066 0.00027521 deg
tp 2458888.955462607050
(2020-Feb-09.45546261)
0.0011429 TDB
period 1499.18019083154
4.10
4.8373e-05
1.324e-07
d
yr
n .2401312411954438 7.7481e-09 deg/d
Q 2.759142770575954 5.9352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      5818 days (15.93 yr)  
   first obs. used      2003-09-29  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53471  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:17  

Additional Information
 Earth MOID = 1.3795 au 
 Jupiter MOID = 2.60059 au 
 T_jup = 3.415 
[ 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 17.7   n/a MPO495189  

441679 (2008 YB18)          Discovered 2008-Dec-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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