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JPL Small-Body Database Browser
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392691 (2011 WW46)
Classification: Main-belt Asteroid          SPK-ID: 2392691
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 .09510706713726554 6.3493e-08  
a 3.007755269586072 5.2044e-08 au
q 2.721696487229085 1.9221e-07 au
i 8.627660547838977 7.8744e-06 deg
node 273.5297094778342 4.8175e-05 deg
peri 111.6371785903325 6.6272e-05 deg
M 177.2963486761203 4.9795e-05 deg
tp 2457662.161658854118
(2016-Sep-30.66165885)
0.00025388 TDB
period 1905.294752739685
5.22
4.9452e-05
1.354e-07
d
yr
n .1889471429459113 4.9041e-09 deg/d
Q 3.293814051943059 5.6994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      5030 days (13.77 yr)  
   first obs. used      2005-07-31  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57865  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 09:55:40  

Additional Information
 Earth MOID = 1.74065 au 
 Jupiter MOID = 2.14304 au 
 T_jup = 3.227 
[ 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 15.9   n/a MPO397429  

392691 (2011 WW46)          Discovered 2006-Dec-23 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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