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JPL Small-Body Database Browser
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441685 (2008 YW89)
Classification: Main-belt Asteroid          SPK-ID: 2441685
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1699960872910841 5.653e-08  
a 2.471031535349627 3.2304e-08 au
q 2.05096584276731 1.5307e-07 au
i 2.328242248439052 1.1947e-05 deg
node 112.0267767450106 0.00021372 deg
peri 309.7105420322976 0.00021813 deg
M 265.5544183687158 4.2638e-05 deg
tp 2458972.715970670117
(2020-May-03.21597067)
0.00017012 TDB
period 1418.782616685762
3.88
2.7822e-05
7.617e-08
d
yr
n .2537386600076552 4.9757e-09 deg/d
Q 2.891097227931944 3.7796e-08 au
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      4900 days (13.42 yr)  
   first obs. used      2006-04-26  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63636  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:58:48  

Additional Information
 Earth MOID = 1.06455 au 
 Jupiter MOID = 2.42601 au 
 T_jup = 3.463 
[ 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 17.9   n/a MPO349182  

441685 (2008 YW89)          Discovered 2008-Dec-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 YW89 = 2013 CN211 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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