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379375 (2009 WW259)
Classification: Main-belt Asteroid          SPK-ID: 2379375
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1097095439139411 7.5959e-08  
a 2.761317922804594 4.0969e-08 au
q 2.458374992892311 2.2669e-07 au
i 12.94693809765299 1.1762e-05 deg
node 77.70628318952174 3.2535e-05 deg
peri 41.86352974060861 6.3511e-05 deg
M 343.9675371296869 5.6034e-05 deg
tp 2458675.139854916367
(2019-Jul-10.63985492)
0.00026135 TDB
period 1675.996257546126
4.59
3.73e-05
1.021e-07
d
yr
n .2147976156743251 4.7804e-09 deg/d
Q 3.064260852716877 4.5464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      6087 days (16.67 yr)  
   first obs. used      2002-05-09  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56357  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:53:59  

Additional Information
 Earth MOID = 1.49041 au 
 Jupiter MOID = 2.12953 au 
 T_jup = 3.296 
[ 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 16.3   n/a MPO418929  
diameter diameter 2.497 km 0.574 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.136   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379375 (2009 WW259)          Discovered 2009-Nov-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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