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544512 (2014 WZ40)
Classification: Main-belt Asteroid          SPK-ID: 2544512
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .006912759765256236 6.7301e-08  
a 2.641842383952156 3.3767e-08 au
q 2.623579962214223 1.6331e-07 au
i 8.312428373427117 5.5385e-06 deg
node 259.8679570031557 4.2552e-05 deg
peri 141.7870014167044 0.00056955 deg
M 157.8260012872931 0.00056311 deg
tp 2458512.901636276495
(2019-Jan-29.40163628)
0.0024574 TDB
period 1568.407036365759
4.29
3.0071e-05
8.233e-08
d
yr
n .2295322525676597 4.4007e-09 deg/d
Q 2.660104805690089 3.4001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5282 days (14.46 yr)  
   first obs. used      2005-08-30  
   last obs. used      2020-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57263  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:33:14  

Additional Information
 Earth MOID = 1.63458 au 
 Jupiter MOID = 2.38798 au 
 T_jup = 3.380 
[ 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 16.68   .42674 MPCxxxxx autocmod 2.8

544512 (2014 WZ40)          Discovered 2013-Jul-02 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2020-02-24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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