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441862 (2009 WX260)
Classification: Main-belt Asteroid          SPK-ID: 2441862
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1528689736450378 1.747e-07  
a 2.176564767895076 5.2387e-08 au
q 1.843835545755006 4.1673e-07 au
i 2.831386013871477 8.6591e-06 deg
node 63.89626948121087 0.00020963 deg
peri 330.4694596454094 0.00021877 deg
M 127.9640874470107 7.9619e-05 deg
tp 2458583.590854148445
(2019-Apr-10.09085415)
0.00024562 TDB
period 1172.886045615808
3.21
4.2345e-05
1.159e-07
d
yr
n .3069351889262071 1.1081e-08 deg/d
Q 2.509293990035146 6.0396e-08 au
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      4765 days (13.05 yr)  
   first obs. used      2004-03-01  
   last obs. used      2017-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66657  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:34:15  

Additional Information
 Earth MOID = .851018 au 
 Jupiter MOID = 2.90426 au 
 T_jup = 3.667 
[ 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 18.8   n/a MPO402743  

441862 (2009 WX260)          Discovered 2009-Nov-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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