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413673 (2005 WD34)
Classification: Main-belt Asteroid          SPK-ID: 2413673
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .313601236472689 5.6085e-08  
a 2.693420767555578 1.9229e-08 au
q 1.84876068450893 1.5888e-07 au
i 8.540366109697588 5.7387e-06 deg
node 72.86739393976642 3.8858e-05 deg
peri 324.3064432992611 4.1112e-05 deg
M 119.830776597735 1.0774e-05 deg
tp 2458463.071607483436
(2018-Dec-10.57160748)
4.6273e-05 TDB
period 1614.562024874836
4.42
1.729e-05
4.734e-08
d
yr
n .2229706845903972 2.3877e-09 deg/d
Q 3.538080850602227 2.5259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      8443 days (23.12 yr)  
   first obs. used      1997-02-10  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55906  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 13:25:32  

Additional Information
 Earth MOID = .864406 au 
 Jupiter MOID = 1.90843 au 
 T_jup = 3.283 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457494.5 (2016-Apr-16.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3117772795695835 5.5739e-08  
q 1.855972535590562 1.5753e-07 au
tp 2456846.845453233862
(2014-Jul-08.34545323)
4.5876e-05 TDB
node 72.91871823269543 3.8903e-05 deg
peri 324.2996814171075 4.1213e-05 deg
i 8.530684495349073 5.7316e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      8443 days (23.12 yr)  
   first obs. used      1997-02-10  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55906  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 13:25:32  

Additional Information
 Jupiter MOID = 1.90843 au 
 T_jup = 3.283 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.106882650529281E-15 -8.758593466059863E-15 -5.264908981107687E-13 -2.41280661481268E-14 -3.019740399115966E-13 -2.123543015433553E-14
q -8.758593466059863E-15 2.481447917861334E-14 1.331751223534474E-12 6.539968600604977E-14 8.221586890339737E-13 6.016906100196182E-14
tp -5.264908981107687E-13 1.331751223534474E-12 2.104622143653944E-9 4.974255837005328E-11 6.424377943240329E-10 6.519026312298675E-12
node -2.41280661481268E-14 6.539968600604977E-14 4.974255837005328E-11 1.513447039844303E-9 -1.478263292725499E-9 1.278348779595722E-11
peri -3.019740399115966E-13 8.221586890339737E-13 6.424377943240329E-10 -1.478263292725499E-9 1.698538106340365E-9 -9.207278224899607E-12
i -2.123543015433553E-14 6.016906100196182E-14 6.519026312298675E-12 1.278348779595722E-11 -9.207278224899607E-12 3.285069191878418E-11

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 MPO455946  

413673 (2005 WD34)          Discovered 2005-Nov-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10

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