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JPL Small-Body Database Browser
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392941 (2012 WZ3)
Classification: Main-belt Asteroid          SPK-ID: 2392941
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06626645547124818 9.0381e-08  
a 2.69781886837596 4.1862e-08 au
q 2.519043974465231 2.4031e-07 au
i 11.0244984092754 9.3308e-06 deg
node 64.29049853093838 3.3772e-05 deg
peri 8.490555613426334 6.6873e-05 deg
M 154.1604070374046 6.1165e-05 deg
tp 2457907.412675886901
(2017-Jun-02.91267589)
0.00026724 TDB
period 1618.518278951973
4.43
3.7672e-05
1.031e-07
d
yr
n .2224256622131621 5.1771e-09 deg/d
Q 2.876593762286689 4.4636e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      6637 days (18.17 yr)  
   first obs. used      2001-05-24  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56867  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:09:22  

Additional Information
 Earth MOID = 1.53365 au 
 Jupiter MOID = 2.37682 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457904.5 (2017-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06698631579552367 9.0482e-08  
q 2.515985718176309 2.4095e-07 au
tp 2457906.361639963928
(2017-Jun-01.86163996)
0.00026418 TDB
node 64.28798891455592 3.3779e-05 deg
peri 8.129715613260471 6.6303e-05 deg
i 11.02504283797252 9.3313e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      6637 days (18.17 yr)  
   first obs. used      2001-05-24  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56867  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:09:22  

Additional Information
 Jupiter MOID = 2.37682 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.187007029299433E-15 -2.152025131315031E-14 -5.985014706458498E-13 5.316986223375654E-15 -4.058460449338916E-13 -2.318066373394288E-14
q -2.152025131315031E-14 5.805828074726072E-14 6.34683795437721E-12 -9.792233545388165E-15 2.097789963309958E-12 6.189414448951872E-14
tp -5.985014706458498E-13 6.34683795437721E-12 6.978914003262115E-8 9.649815926512233E-11 1.508431845010125E-8 -2.771589294524576E-11
node 5.316986223375654E-15 -9.792233545388165E-15 9.649815926512233E-11 1.141001304203794E-9 -1.098426516790144E-9 -3.227072142431876E-11
peri -4.058460449338916E-13 2.097789963309958E-12 1.508431845010125E-8 -1.098426516790144E-9 4.396025096747903E-9 2.651671345182945E-11
i -2.318066373394288E-14 6.189414448951872E-14 -2.771589294524576E-11 -3.227072142431876E-11 2.651671345182945E-11 8.707261943283059E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO437609  

392941 (2012 WZ3)          Discovered 2009-Jan-20 by CSS at Catalina
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 WZ3 = 2009 BG191 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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