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441848 (2009 WN10)
Classification: Outer Main-belt Asteroid          SPK-ID: 2441848
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2106845651538705 6.4801e-08  
a 3.939075492203012 1.3805e-07 au
q 3.109173085019952 2.2945e-07 au
i 10.08207933726559 1.1348e-05 deg
node 206.25538893 4.1884e-05 deg
peri 240.351736190696 5.0771e-05 deg
M 111.0193137874038 3.1055e-05 deg
tp 2458119.885320081467
(2018-Jan-01.38532008)
0.00022464 TDB
period 2855.550750185244
7.82
0.00015011
4.11e-07
d
yr
n .1260702510633531 6.6272e-09 deg/d
Q 4.768977899386072 1.6713e-07 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      3814 days (10.44 yr)  
   first obs. used      2009-11-17  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53539  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:53:21  

Additional Information
 Earth MOID = 2.14163 au 
 Jupiter MOID = .829474 au 
 T_jup = 2.996 
[ 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 14.8   n/a MPO437717  
diameter diameter 5.984 km 0.276 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.071   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

441848 (2009 WN10)          Discovered 2009-Nov-17 by CSS at Catalina
Reference: Last Updated: 2015-09-02

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