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JPL Small-Body Database Browser
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359908 (2011 WW90)
Classification: Main-belt Asteroid          SPK-ID: 2359908
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 .0444290707927989 6.5767e-08  
a 2.633602357722353 2.9652e-08 au
q 2.516593852131025 1.8137e-07 au
i 5.439531008515267 5.1198e-06 deg
node 89.39849161246003 7.3491e-05 deg
peri 91.94785258193491 9.5054e-05 deg
M 161.1421891240167 6.2811e-05 deg
tp 2457901.736053698931
(2017-May-28.23605370)
0.00026769 TDB
period 1561.074862119352
4.27
2.6365e-05
7.218e-08
d
yr
n .2306103369772129 3.8947e-09 deg/d
Q 2.750610863313681 3.097e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      8596 days (23.53 yr)  
   first obs. used      1996-04-14  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55863  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:18:30  

Additional Information
 Earth MOID = 1.52614 au 
 Jupiter MOID = 2.22239 au 
 T_jup = 3.391 
[ 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 16.6   n/a MPO303221  

359908 (2011 WW90)          Discovered 2007-Dec-17 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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