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JPL Small-Body Database Browser
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452666 (2005 WP54)
Classification: Mars-crossing Asteroid          SPK-ID: 2452666
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3123007748356557 1.3965e-07  
a 2.307057964567658 3.8964e-08 au
q 1.586561974642408 3.0476e-07 au
i 22.53413846230363 1.1115e-05 deg
node 265.8428749454375 2.8959e-05 deg
peri 227.6457270105942 3.8563e-05 deg
M 253.0459211220043 2.8874e-05 deg
tp 2458980.760344468680
(2020-May-11.26034447)
0.00010964 TDB
period 1279.929904916313
3.50
3.2425e-05
8.877e-08
d
yr
n .2812654025952602 7.1255e-09 deg/d
Q 3.027553954492908 5.1132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      4644 days (12.71 yr)  
   first obs. used      2005-11-26  
   last obs. used      2018-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5662  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:21:58  

Additional Information
 Earth MOID = .665338 au 
 Jupiter MOID = 2.31057 au 
 T_jup = 3.424 
[ 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 16.4   n/a MPO456156  

452666 (2005 WP54)          Discovered 2005-Nov-26 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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