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JPL Small-Body Database Browser
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390186 (2012 WW17)
Classification: Main-belt Asteroid          SPK-ID: 2390186
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04787033160961997 6.4006e-08  
a 2.590837566868462 3.6035e-08 au
q 2.466813313395808 1.6957e-07 au
i 4.315469634289337 6.605e-06 deg
node 289.6896216023717 0.00014064 deg
peri 162.9001134581742 0.00018114 deg
M 163.9876610932557 0.00011401 deg
tp 2457906.647150339277
(2017-Jun-02.14715034)
0.00048236 TDB
period 1523.206223032919
4.17
3.1779e-05
8.701e-08
d
yr
n .2363435722335674 4.9309e-09 deg/d
Q 2.714861820341117 3.776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6296 days (17.24 yr)  
   first obs. used      2000-12-22  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58285  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:55:31  

Additional Information
 Earth MOID = 1.48396 au 
 Jupiter MOID = 2.3746 au 
 T_jup = 3.414 
[ 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 16.7   n/a MPO437597  

390186 (2012 WW17)          Discovered 2000-Dec-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2012 WW17 = 2012 VY111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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